data/track_applied/splits/task6_proximity_dev.json

[
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 53.75,
      "lon": -2.48333,
      "name": "Blackburn"
    },
    "candidate_points": [
      {
        "lat": 55.71815,
        "lon": 37.47271,
        "name": "Davydkovo"
      },
      {
        "lat": 42.00864,
        "lon": -87.66672,
        "name": "Rogers Park"
      },
      {
        "lat": 42.3751,
        "lon": -70.98283,
        "name": "Winthrop"
      },
      {
        "lat": 34.16834,
        "lon": -118.60592,
        "name": "Woodland Hills"
      }
    ],
    "question": "Which city is closest to Blackburn: Davydkovo, Rogers Park, Winthrop, Woodland Hills?",
    "ground_truth": {
      "answer": "Davydkovo",
      "distance_km": 2538.7,
      "all_distances_km": {
        "Davydkovo": 2538.7,
        "Rogers Park": 6092.2,
        "Winthrop": 5035.0,
        "Woodland Hills": 8479.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Blackburn: Davydkovo, Rogers Park, Winthrop, Woodland H...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Davydkovo: 2538.7 km",
      "  Rogers Park: 6092.2 km",
      "  Winthrop: 5035.0 km",
      "  Woodland Hills: 8479.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Davydkovo at 2538.7 km",
      "FINAL ANSWER: Davydkovo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.74698,
      "lon": -84.40108,
      "name": "Haslett"
    },
    "candidate_points": [
      {
        "lat": 34.21334,
        "lon": -118.57203,
        "name": "Winnetka"
      },
      {
        "lat": 11.48333,
        "lon": 75.61667,
        "name": "Tikkotti"
      },
      {
        "lat": 22.57953,
        "lon": 113.9163,
        "name": "Bao'an Centre"
      },
      {
        "lat": -1.94167,
        "lon": -54.73833,
        "name": "Alenquer"
      }
    ],
    "question": "Which city is closest to Haslett: Winnetka, Tikkotti, Bao'an Centre, Alenquer?",
    "ground_truth": {
      "answer": "Winnetka",
      "distance_km": 3097.9,
      "all_distances_km": {
        "Winnetka": 3097.9,
        "Tikkotti": 13650.9,
        "Bao'an Centre": 12512.2,
        "Alenquer": 5789.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Haslett: Winnetka, Tikkotti, Bao'an Centre, Alenquer?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Winnetka: 3097.9 km",
      "  Tikkotti: 13650.9 km",
      "  Bao'an Centre: 12512.2 km",
      "  Alenquer: 5789.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Winnetka at 3097.9 km",
      "FINAL ANSWER: Winnetka"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.77977,
      "lon": 109.25641,
      "name": "Qinglong"
    },
    "candidate_points": [
      {
        "lat": 40.97056,
        "lon": 35.66222,
        "name": "Havza"
      },
      {
        "lat": 11.11541,
        "lon": 77.35456,
        "name": "Tiruppur"
      },
      {
        "lat": -20.36333,
        "lon": -40.65917,
        "name": "Domingos Martins"
      },
      {
        "lat": -31.25285,
        "lon": -61.49078,
        "name": "Rafaela"
      }
    ],
    "question": "Which city is closest to Qinglong: Havza, Tiruppur, Domingos Martins, Rafaela?",
    "ground_truth": {
      "answer": "Tiruppur",
      "distance_km": 3944.9,
      "all_distances_km": {
        "Havza": 6532.9,
        "Tiruppur": 3944.9,
        "Domingos Martins": 16795.6,
        "Rafaela": 19132.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Qinglong: Havza, Tiruppur, Domingos Martins, Rafaela?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Havza: 6532.9 km",
      "  Tiruppur: 3944.9 km",
      "  Domingos Martins: 16795.6 km",
      "  Rafaela: 19132.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Tiruppur at 3944.9 km",
      "FINAL ANSWER: Tiruppur"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.555,
      "lon": 5.61056,
      "name": "N’Gaous"
    },
    "candidate_points": [
      {
        "lat": 22.0,
        "lon": 103.13333,
        "name": "Mường Lay"
      },
      {
        "lat": 29.92885,
        "lon": 117.94638,
        "name": "Biyang"
      },
      {
        "lat": 25.48339,
        "lon": 85.70928,
        "name": "Bārh"
      },
      {
        "lat": 51.48897,
        "lon": -0.13699,
        "name": "Pimlico"
      }
    ],
    "question": "Which city is closest to N’Gaous: Mường Lay, Biyang, Bārh, Pimlico?",
    "ground_truth": {
      "answer": "Pimlico",
      "distance_km": 1829.9,
      "all_distances_km": {
        "Mường Lay": 9247.1,
        "Biyang": 9866.3,
        "Bārh": 7548.5,
        "Pimlico": 1829.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to N’Gaous: Mường Lay, Biyang, Bārh, Pimlico?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mường Lay: 9247.1 km",
      "  Biyang: 9866.3 km",
      "  Bārh: 7548.5 km",
      "  Pimlico: 1829.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Pimlico at 1829.9 km",
      "FINAL ANSWER: Pimlico"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.507,
      "lon": -84.74523,
      "name": "Oxford"
    },
    "candidate_points": [
      {
        "lat": 35.93821,
        "lon": -77.79053,
        "name": "Rocky Mount"
      },
      {
        "lat": 29.10408,
        "lon": 70.32969,
        "name": "Rajanpur"
      },
      {
        "lat": 10.25,
        "lon": 37.93333,
        "name": "Lumamē"
      },
      {
        "lat": -10.93333,
        "lon": 35.01667,
        "name": "Mbinga"
      }
    ],
    "question": "Which city is closest to Oxford: Rocky Mount, Rajanpur, Lumamē, Mbinga?",
    "ground_truth": {
      "answer": "Rocky Mount",
      "distance_km": 728.8,
      "all_distances_km": {
        "Rocky Mount": 728.8,
        "Rajanpur": 11961.5,
        "Lumamē": 11926.9,
        "Mbinga": 13319.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Oxford: Rocky Mount, Rajanpur, Lumamē, Mbinga?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Rocky Mount: 728.8 km",
      "  Rajanpur: 11961.5 km",
      "  Lumamē: 11926.9 km",
      "  Mbinga: 13319.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Rocky Mount at 728.8 km",
      "FINAL ANSWER: Rocky Mount"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -26.39022,
      "lon": -70.04556,
      "name": "Diego de Almagro"
    },
    "candidate_points": [
      {
        "lat": 36.48,
        "lon": 102.41639,
        "name": "Nianbo"
      },
      {
        "lat": 19.62557,
        "lon": 78.1987,
        "name": "Kinwat"
      },
      {
        "lat": 35.01667,
        "lon": 135.96667,
        "name": "Kusatsu"
      },
      {
        "lat": 33.74643,
        "lon": -7.30194,
        "name": "El Mansouria"
      }
    ],
    "question": "Which city is closest to Diego de Almagro: Nianbo, Kinwat, Kusatsu, El Mansouria?",
    "ground_truth": {
      "answer": "El Mansouria",
      "distance_km": 9406.5,
      "all_distances_km": {
        "Nianbo": 18685.7,
        "Kinwat": 16688.2,
        "Kusatsu": 17359.4,
        "El Mansouria": 9406.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Diego de Almagro: Nianbo, Kinwat, Kusatsu, El Mansouria...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nianbo: 18685.7 km",
      "  Kinwat: 16688.2 km",
      "  Kusatsu: 17359.4 km",
      "  El Mansouria: 9406.5 km",
      "Step 3: Find minimum distance",
      "  Closest: El Mansouria at 9406.5 km",
      "FINAL ANSWER: El Mansouria"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 41.26045,
      "lon": 1.77391,
      "name": "Sant Pere de Ribes"
    },
    "candidate_points": [
      {
        "lat": 40.44174,
        "lon": -79.88199,
        "name": "Wilkinsburg"
      },
      {
        "lat": 48.11815,
        "lon": -123.43074,
        "name": "Port Angeles"
      },
      {
        "lat": -7.41028,
        "lon": -35.11278,
        "name": "Itambé"
      },
      {
        "lat": -2.62833,
        "lon": -56.73583,
        "name": "Parintins"
      }
    ],
    "question": "Which city is closest to Sant Pere de Ribes: Wilkinsburg, Port Angeles, Itambé, Parintins?",
    "ground_truth": {
      "answer": "Itambé",
      "distance_km": 6589.2,
      "all_distances_km": {
        "Wilkinsburg": 6591.9,
        "Port Angeles": 8713.7,
        "Itambé": 6589.2,
        "Parintins": 7647.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sant Pere de Ribes: Wilkinsburg, Port Angeles, Itambé, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Wilkinsburg: 6591.9 km",
      "  Port Angeles: 8713.7 km",
      "  Itambé: 6589.2 km",
      "  Parintins: 7647.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Itambé at 6589.2 km",
      "FINAL ANSWER: Itambé"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.88333,
      "lon": -8.58333,
      "name": "Ballincollig"
    },
    "candidate_points": [
      {
        "lat": 50.84779,
        "lon": -0.93697,
        "name": "Emsworth"
      },
      {
        "lat": 50.56787,
        "lon": 10.41521,
        "name": "Meiningen"
      },
      {
        "lat": -2.63199,
        "lon": -80.38808,
        "name": "Playas"
      },
      {
        "lat": 30.5309,
        "lon": 75.87949,
        "name": "Māler Kotla"
      }
    ],
    "question": "Which city is closest to Ballincollig: Emsworth, Meiningen, Playas, Māler Kotla?",
    "ground_truth": {
      "answer": "Emsworth",
      "distance_km": 542.9,
      "all_distances_km": {
        "Emsworth": 542.9,
        "Meiningen": 1327.2,
        "Playas": 9006.9,
        "Māler Kotla": 7026.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ballincollig: Emsworth, Meiningen, Playas, Māler Kotla?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Emsworth: 542.9 km",
      "  Meiningen: 1327.2 km",
      "  Playas: 9006.9 km",
      "  Māler Kotla: 7026.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Emsworth at 542.9 km",
      "FINAL ANSWER: Emsworth"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.65723,
      "lon": 109.44599,
      "name": "Xinglong"
    },
    "candidate_points": [
      {
        "lat": 15.95923,
        "lon": 76.11351,
        "name": "Ilkal"
      },
      {
        "lat": -33.91938,
        "lon": 150.92588,
        "name": "Liverpool"
      },
      {
        "lat": 34.72073,
        "lon": 33.08447,
        "name": "Germasógeia"
      },
      {
        "lat": -45.86256,
        "lon": -67.494,
        "name": "Comodoro Rivadavia"
      }
    ],
    "question": "Which city is closest to Xinglong: Ilkal, Liverpool, Germasógeia, Comodoro Rivadavia?",
    "ground_truth": {
      "answer": "Ilkal",
      "distance_km": 3755.7,
      "all_distances_km": {
        "Ilkal": 3755.7,
        "Liverpool": 8396.0,
        "Germasógeia": 6982.7,
        "Comodoro Rivadavia": 18303.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Xinglong: Ilkal, Liverpool, Germasógeia, Comodoro Rivad...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ilkal: 3755.7 km",
      "  Liverpool: 8396.0 km",
      "  Germasógeia: 6982.7 km",
      "  Comodoro Rivadavia: 18303.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Ilkal at 3755.7 km",
      "FINAL ANSWER: Ilkal"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 31.56884,
      "lon": 72.64917,
      "name": "Bhawana"
    },
    "candidate_points": [
      {
        "lat": 40.84708,
        "lon": 14.26321,
        "name": "Pendino"
      },
      {
        "lat": 48.76496,
        "lon": 2.3961,
        "name": "Thiais"
      },
      {
        "lat": 10.66516,
        "lon": -63.25387,
        "name": "Carúpano"
      },
      {
        "lat": -3.8425,
        "lon": -49.09694,
        "name": "Goianésia do Pará"
      }
    ],
    "question": "Which city is closest to Bhawana: Pendino, Thiais, Carúpano, Goianésia do Pará?",
    "ground_truth": {
      "answer": "Pendino",
      "distance_km": 5241.3,
      "all_distances_km": {
        "Pendino": 5241.3,
        "Thiais": 6038.7,
        "Carúpano": 13376.0,
        "Goianésia do Pará": 13214.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bhawana: Pendino, Thiais, Carúpano, Goianésia do Pará?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Pendino: 5241.3 km",
      "  Thiais: 6038.7 km",
      "  Carúpano: 13376.0 km",
      "  Goianésia do Pará: 13214.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Pendino at 5241.3 km",
      "FINAL ANSWER: Pendino"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 20.96135,
      "lon": -76.95192,
      "name": "Las Tunas"
    },
    "candidate_points": [
      {
        "lat": 28.23995,
        "lon": 78.43994,
        "name": "Gunnaur"
      },
      {
        "lat": 13.3622,
        "lon": 100.98345,
        "name": "Chon Buri"
      },
      {
        "lat": 32.834,
        "lon": 106.25035,
        "name": "Hanyuan"
      },
      {
        "lat": 40.1049,
        "lon": 27.65399,
        "name": "Gönen"
      }
    ],
    "question": "Which city is closest to Las Tunas: Gunnaur, Chon Buri, Hanyuan, Gönen?",
    "ground_truth": {
      "answer": "Gönen",
      "distance_km": 9686.7,
      "all_distances_km": {
        "Gunnaur": 13939.2,
        "Chon Buri": 16191.8,
        "Hanyuan": 14023.6,
        "Gönen": 9686.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Las Tunas: Gunnaur, Chon Buri, Hanyuan, Gönen?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gunnaur: 13939.2 km",
      "  Chon Buri: 16191.8 km",
      "  Hanyuan: 14023.6 km",
      "  Gönen: 9686.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Gönen at 9686.7 km",
      "FINAL ANSWER: Gönen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 5.16586,
      "lon": 100.47793,
      "name": "Nibong Tebal"
    },
    "candidate_points": [
      {
        "lat": 42.53306,
        "lon": 124.04028,
        "name": "Kaiyuan"
      },
      {
        "lat": 20.99932,
        "lon": 83.06325,
        "name": "Padampur"
      },
      {
        "lat": 50.4,
        "lon": 1.6,
        "name": "Berck"
      },
      {
        "lat": 50.85882,
        "lon": 12.76165,
        "name": "Limbach-Oberfrohna"
      }
    ],
    "question": "Which city is closest to Nibong Tebal: Kaiyuan, Padampur, Berck, Limbach-Oberfrohna?",
    "ground_truth": {
      "answer": "Padampur",
      "distance_km": 2574.8,
      "all_distances_km": {
        "Kaiyuan": 4760.6,
        "Padampur": 2574.8,
        "Berck": 10189.8,
        "Limbach-Oberfrohna": 9402.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nibong Tebal: Kaiyuan, Padampur, Berck, Limbach-Oberfro...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kaiyuan: 4760.6 km",
      "  Padampur: 2574.8 km",
      "  Berck: 10189.8 km",
      "  Limbach-Oberfrohna: 9402.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Padampur at 2574.8 km",
      "FINAL ANSWER: Padampur"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 10.90123,
      "lon": -64.0969,
      "name": "Punta de Piedras"
    },
    "candidate_points": [
      {
        "lat": -27.39184,
        "lon": -55.92379,
        "name": "Posadas"
      },
      {
        "lat": 53.06603,
        "lon": 19.40941,
        "name": "Rypin"
      },
      {
        "lat": 45.88549,
        "lon": 6.08831,
        "name": "Seynod"
      },
      {
        "lat": 54.11094,
        "lon": -3.22758,
        "name": "Barrow in Furness"
      }
    ],
    "question": "Which city is closest to Punta de Piedras: Posadas, Rypin, Seynod, Barrow in Furness?",
    "ground_truth": {
      "answer": "Posadas",
      "distance_km": 4348.2,
      "all_distances_km": {
        "Posadas": 4348.2,
        "Rypin": 8608.1,
        "Seynod": 7610.1,
        "Barrow in Furness": 7151.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Punta de Piedras: Posadas, Rypin, Seynod, Barrow in Fur...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Posadas: 4348.2 km",
      "  Rypin: 8608.1 km",
      "  Seynod: 7610.1 km",
      "  Barrow in Furness: 7151.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Posadas at 4348.2 km",
      "FINAL ANSWER: Posadas"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.93855,
      "lon": 8.87318,
      "name": "Detmold"
    },
    "candidate_points": [
      {
        "lat": 40.6532,
        "lon": 22.94156,
        "name": "Neapoli"
      },
      {
        "lat": -25.48251,
        "lon": 29.02763,
        "name": "Verena"
      },
      {
        "lat": 35.25,
        "lon": 136.25,
        "name": "Hikone"
      },
      {
        "lat": -24.18472,
        "lon": -53.0275,
        "name": "Goioerê"
      }
    ],
    "question": "Which city is closest to Detmold: Neapoli, Verena, Hikone, Goioerê?",
    "ground_truth": {
      "answer": "Neapoli",
      "distance_km": 1650.4,
      "all_distances_km": {
        "Neapoli": 1650.4,
        "Verena": 8830.5,
        "Hikone": 9056.1,
        "Goioerê": 10375.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Detmold: Neapoli, Verena, Hikone, Goioerê?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Neapoli: 1650.4 km",
      "  Verena: 8830.5 km",
      "  Hikone: 9056.1 km",
      "  Goioerê: 10375.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Neapoli at 1650.4 km",
      "FINAL ANSWER: Neapoli"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -2.14092,
      "lon": -46.12387,
      "name": "Centro Novo do Maranhão"
    },
    "candidate_points": [
      {
        "lat": -21.53549,
        "lon": -64.72956,
        "name": "Tarija"
      },
      {
        "lat": 47.05901,
        "lon": 7.62786,
        "name": "Burgdorf"
      },
      {
        "lat": 40.49182,
        "lon": 50.14292,
        "name": "Mardakan"
      },
      {
        "lat": 13.44735,
        "lon": -16.665,
        "name": "New Jeshwang"
      }
    ],
    "question": "Which city is closest to Centro Novo do Maranhão: Tarija, Burgdorf, Mardakan, New Jeshwang?",
    "ground_truth": {
      "answer": "Tarija",
      "distance_km": 2950.4,
      "all_distances_km": {
        "Tarija": 2950.4,
        "Burgdorf": 7557.3,
        "Mardakan": 10691.9,
        "New Jeshwang": 3682.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Centro Novo do Maranhão: Tarija, Burgdorf, Mardakan, Ne...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tarija: 2950.4 km",
      "  Burgdorf: 7557.3 km",
      "  Mardakan: 10691.9 km",
      "  New Jeshwang: 3682.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Tarija at 2950.4 km",
      "FINAL ANSWER: Tarija"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -34.63881,
      "lon": -71.36576,
      "name": "Santa Cruz"
    },
    "candidate_points": [
      {
        "lat": 46.49,
        "lon": -80.99001,
        "name": "Greater Sudbury"
      },
      {
        "lat": 30.575,
        "lon": 30.71111,
        "name": "Badr"
      },
      {
        "lat": 4.45437,
        "lon": 18.53475,
        "name": "Bégoua"
      },
      {
        "lat": 49.43134,
        "lon": 15.22336,
        "name": "Pelhřimov"
      }
    ],
    "question": "Which city is closest to Santa Cruz: Greater Sudbury, Badr, Bégoua, Pelhřimov?",
    "ground_truth": {
      "answer": "Greater Sudbury",
      "distance_km": 9072.5,
      "all_distances_km": {
        "Greater Sudbury": 9072.5,
        "Badr": 12891.2,
        "Bégoua": 10279.8,
        "Pelhřimov": 12628.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Santa Cruz: Greater Sudbury, Badr, Bégoua, Pelhřimov?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Greater Sudbury: 9072.5 km",
      "  Badr: 12891.2 km",
      "  Bégoua: 10279.8 km",
      "  Pelhřimov: 12628.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Greater Sudbury at 9072.5 km",
      "FINAL ANSWER: Greater Sudbury"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 45.9275,
      "lon": 20.07722,
      "name": "Senta"
    },
    "candidate_points": [
      {
        "lat": 65.68353,
        "lon": -18.0878,
        "name": "Akureyri"
      },
      {
        "lat": 52.99826,
        "lon": -0.40941,
        "name": "Sleaford"
      },
      {
        "lat": -26.98023,
        "lon": 26.67272,
        "name": "Orkney"
      },
      {
        "lat": 21.135,
        "lon": -101.74972,
        "name": "Centro Familiar la Soledad"
      }
    ],
    "question": "Which city is closest to Senta: Akureyri, Sleaford, Orkney, Centro Familiar la Soledad?",
    "ground_truth": {
      "answer": "Sleaford",
      "distance_km": 1668.1,
      "all_distances_km": {
        "Akureyri": 3154.4,
        "Sleaford": 1668.1,
        "Orkney": 8134.3,
        "Centro Familiar la Soledad": 10537.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Senta: Akureyri, Sleaford, Orkney, Centro Familiar la S...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Akureyri: 3154.4 km",
      "  Sleaford: 1668.1 km",
      "  Orkney: 8134.3 km",
      "  Centro Familiar la Soledad: 10537.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Sleaford at 1668.1 km",
      "FINAL ANSWER: Sleaford"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -7.33561,
      "lon": -47.46218,
      "name": "Carolina"
    },
    "candidate_points": [
      {
        "lat": -33.68909,
        "lon": -71.21528,
        "name": "Melipilla"
      },
      {
        "lat": 13.1629,
        "lon": 32.66347,
        "name": "Kosti"
      },
      {
        "lat": 24.55524,
        "lon": -81.78163,
        "name": "Key West"
      },
      {
        "lat": 38.08333,
        "lon": 23.73333,
        "name": "Acharnés"
      }
    ],
    "question": "Which city is closest to Carolina: Melipilla, Kosti, Key West, Acharnés?",
    "ground_truth": {
      "answer": "Melipilla",
      "distance_km": 3813.2,
      "all_distances_km": {
        "Melipilla": 3813.2,
        "Kosti": 9134.9,
        "Key West": 5138.4,
        "Acharnés": 8900.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Carolina: Melipilla, Kosti, Key West, Acharnés?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Melipilla: 3813.2 km",
      "  Kosti: 9134.9 km",
      "  Key West: 5138.4 km",
      "  Acharnés: 8900.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Melipilla at 3813.2 km",
      "FINAL ANSWER: Melipilla"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -24.18306,
      "lon": -46.78889,
      "name": "Itanhaém"
    },
    "candidate_points": [
      {
        "lat": 8.60701,
        "lon": -70.10489,
        "name": "Obispos"
      },
      {
        "lat": -16.91995,
        "lon": 35.26199,
        "name": "Nsanje"
      },
      {
        "lat": 49.24966,
        "lon": -123.11934,
        "name": "Vancouver"
      },
      {
        "lat": 52.30136,
        "lon": 6.7482,
        "name": "Borne"
      }
    ],
    "question": "Which city is closest to Itanhaém: Obispos, Nsanje, Vancouver, Borne?",
    "ground_truth": {
      "answer": "Obispos",
      "distance_km": 4438.3,
      "all_distances_km": {
        "Obispos": 4438.3,
        "Nsanje": 8464.0,
        "Vancouver": 11093.4,
        "Borne": 9960.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Itanhaém: Obispos, Nsanje, Vancouver, Borne?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Obispos: 4438.3 km",
      "  Nsanje: 8464.0 km",
      "  Vancouver: 11093.4 km",
      "  Borne: 9960.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Obispos at 4438.3 km",
      "FINAL ANSWER: Obispos"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -28.07071,
      "lon": 153.39329,
      "name": "Robina"
    },
    "candidate_points": [
      {
        "lat": -33.76667,
        "lon": 150.91667,
        "name": "Blacktown"
      },
      {
        "lat": -40.95972,
        "lon": 175.6575,
        "name": "Masterton"
      },
      {
        "lat": -1.19667,
        "lon": -46.14,
        "name": "Viseu"
      },
      {
        "lat": 35.59412,
        "lon": -119.34095,
        "name": "Wasco"
      }
    ],
    "question": "Which city is closest to Robina: Blacktown, Masterton, Viseu, Wasco?",
    "ground_truth": {
      "answer": "Blacktown",
      "distance_km": 675.9,
      "all_distances_km": {
        "Blacktown": 675.9,
        "Masterton": 2481.0,
        "Viseu": 16150.3,
        "Wasco": 11549.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Robina: Blacktown, Masterton, Viseu, Wasco?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Blacktown: 675.9 km",
      "  Masterton: 2481.0 km",
      "  Viseu: 16150.3 km",
      "  Wasco: 11549.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Blacktown at 675.9 km",
      "FINAL ANSWER: Blacktown"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.17316,
      "lon": -77.27165,
      "name": "Germantown"
    },
    "candidate_points": [
      {
        "lat": 34.15917,
        "lon": -118.50119,
        "name": "Encino"
      },
      {
        "lat": 51.21135,
        "lon": -1.49393,
        "name": "Andover"
      },
      {
        "lat": 34.8988,
        "lon": 108.95056,
        "name": "Tongchuan"
      },
      {
        "lat": 35.6698,
        "lon": 139.81456,
        "name": "Tōyō"
      }
    ],
    "question": "Which city is closest to Germantown: Encino, Andover, Tongchuan, Tōyō?",
    "ground_truth": {
      "answer": "Encino",
      "distance_km": 3687.4,
      "all_distances_km": {
        "Encino": 3687.4,
        "Andover": 5814.3,
        "Tongchuan": 11753.9,
        "Tōyō": 10864.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Germantown: Encino, Andover, Tongchuan, Tōyō?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Encino: 3687.4 km",
      "  Andover: 5814.3 km",
      "  Tongchuan: 11753.9 km",
      "  Tōyō: 10864.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Encino at 3687.4 km",
      "FINAL ANSWER: Encino"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -28.78301,
      "lon": 32.03768,
      "name": "Richards Bay"
    },
    "candidate_points": [
      {
        "lat": 7.10168,
        "lon": 7.65945,
        "name": "Otukpa"
      },
      {
        "lat": -6.13603,
        "lon": 23.58979,
        "name": "Mbuji-Mayi"
      },
      {
        "lat": 52.33645,
        "lon": 13.41316,
        "name": "Blankenfelde-Mahlow"
      },
      {
        "lat": -24.52611,
        "lon": -49.94861,
        "name": "Piraí do Sul"
      }
    ],
    "question": "Which city is closest to Richards Bay: Otukpa, Mbuji-Mayi, Blankenfelde-Mahlow, Piraí do Sul?",
    "ground_truth": {
      "answer": "Mbuji-Mayi",
      "distance_km": 2670.3,
      "all_distances_km": {
        "Otukpa": 4769.2,
        "Mbuji-Mayi": 2670.3,
        "Blankenfelde-Mahlow": 9200.5,
        "Piraí do Sul": 7992.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Richards Bay: Otukpa, Mbuji-Mayi, Blankenfelde-Mahlow, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Otukpa: 4769.2 km",
      "  Mbuji-Mayi: 2670.3 km",
      "  Blankenfelde-Mahlow: 9200.5 km",
      "  Piraí do Sul: 7992.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Mbuji-Mayi at 2670.3 km",
      "FINAL ANSWER: Mbuji-Mayi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 32.76397,
      "lon": -116.96877,
      "name": "Casa de Oro-Mount Helix"
    },
    "candidate_points": [
      {
        "lat": -32.05799,
        "lon": 115.91814,
        "name": "Canning Vale"
      },
      {
        "lat": 36.26791,
        "lon": 36.56747,
        "name": "Reyhanlı"
      },
      {
        "lat": 47.74817,
        "lon": -3.37177,
        "name": "Lorient"
      },
      {
        "lat": -18.00014,
        "lon": -63.38712,
        "name": "El Torno"
      }
    ],
    "question": "Which city is closest to Casa de Oro-Mount Helix: Canning Vale, Reyhanlı, Lorient, El Torno?",
    "ground_truth": {
      "answer": "El Torno",
      "distance_km": 8015.8,
      "all_distances_km": {
        "Canning Vale": 15103.5,
        "Reyhanlı": 11860.8,
        "Lorient": 8891.8,
        "El Torno": 8015.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Casa de Oro-Mount Helix: Canning Vale, Reyhanlı, Lorien...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Canning Vale: 15103.5 km",
      "  Reyhanlı: 11860.8 km",
      "  Lorient: 8891.8 km",
      "  El Torno: 8015.8 km",
      "Step 3: Find minimum distance",
      "  Closest: El Torno at 8015.8 km",
      "FINAL ANSWER: El Torno"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 41.70706,
      "lon": 12.68904,
      "name": "Genzano di Roma"
    },
    "candidate_points": [
      {
        "lat": 37.84221,
        "lon": 23.77651,
        "name": "Voúla"
      },
      {
        "lat": 50.10396,
        "lon": 19.31568,
        "name": "Libiąż"
      },
      {
        "lat": 31.1933,
        "lon": 120.71758,
        "name": "Songling"
      },
      {
        "lat": 38.74728,
        "lon": -104.71439,
        "name": "Security-Widefield"
      }
    ],
    "question": "Which city is closest to Genzano di Roma: Voúla, Libiąż, Songling, Security-Widefield?",
    "ground_truth": {
      "answer": "Voúla",
      "distance_km": 1039.4,
      "all_distances_km": {
        "Voúla": 1039.4,
        "Libiąż": 1064.2,
        "Songling": 9068.0,
        "Security-Widefield": 9058.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Genzano di Roma: Voúla, Libiąż, Songling, Security-Wide...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Voúla: 1039.4 km",
      "  Libiąż: 1064.2 km",
      "  Songling: 9068.0 km",
      "  Security-Widefield: 9058.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Voúla at 1039.4 km",
      "FINAL ANSWER: Voúla"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 37.9779,
      "lon": 12.96473,
      "name": "Alcamo"
    },
    "candidate_points": [
      {
        "lat": 51.90224,
        "lon": -0.20256,
        "name": "Stevenage"
      },
      {
        "lat": -16.5,
        "lon": -68.15,
        "name": "La Paz"
      },
      {
        "lat": 2.93527,
        "lon": 101.69112,
        "name": "Putrajaya"
      },
      {
        "lat": 41.84447,
        "lon": -90.18874,
        "name": "Clinton"
      }
    ],
    "question": "Which city is closest to Alcamo: Stevenage, La Paz, Putrajaya, Clinton?",
    "ground_truth": {
      "answer": "Stevenage",
      "distance_km": 1856.8,
      "all_distances_km": {
        "Stevenage": 1856.8,
        "La Paz": 10377.5,
        "Putrajaya": 9695.2,
        "Clinton": 8220.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Alcamo: Stevenage, La Paz, Putrajaya, Clinton?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Stevenage: 1856.8 km",
      "  La Paz: 10377.5 km",
      "  Putrajaya: 9695.2 km",
      "  Clinton: 8220.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Stevenage at 1856.8 km",
      "FINAL ANSWER: Stevenage"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.6781,
      "lon": 10.09633,
      "name": "Kairouan"
    },
    "candidate_points": [
      {
        "lat": 8.89367,
        "lon": 11.3596,
        "name": "Jalingo"
      },
      {
        "lat": 36.81897,
        "lon": 10.16579,
        "name": "Tunis"
      },
      {
        "lat": 54.72531,
        "lon": 39.51305,
        "name": "Rybnoye"
      },
      {
        "lat": 43.45777,
        "lon": -88.83733,
        "name": "Beaver Dam"
      }
    ],
    "question": "Which city is closest to Kairouan: Jalingo, Tunis, Rybnoye, Beaver Dam?",
    "ground_truth": {
      "answer": "Tunis",
      "distance_km": 127.0,
      "all_distances_km": {
        "Jalingo": 2981.0,
        "Tunis": 127.0,
        "Rybnoye": 3088.7,
        "Beaver Dam": 8002.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kairouan: Jalingo, Tunis, Rybnoye, Beaver Dam?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jalingo: 2981.0 km",
      "  Tunis: 127.0 km",
      "  Rybnoye: 3088.7 km",
      "  Beaver Dam: 8002.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Tunis at 127.0 km",
      "FINAL ANSWER: Tunis"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -9.74583,
      "lon": -41.88528,
      "name": "Sento Sé"
    },
    "candidate_points": [
      {
        "lat": 29.65505,
        "lon": 90.99177,
        "name": "Doilungdêqên"
      },
      {
        "lat": 31.15671,
        "lon": 30.14775,
        "name": "‘Izbat ‘Alī as Sayyid"
      },
      {
        "lat": -38.21792,
        "lon": 145.03876,
        "name": "Mornington"
      },
      {
        "lat": 56.03129,
        "lon": 14.15242,
        "name": "Kristianstad"
      }
    ],
    "question": "Which city is closest to Sento Sé: Doilungdêqên, ‘Izbat ‘Alī as Sayyid, Mornington, Kristianstad?",
    "ground_truth": {
      "answer": "‘Izbat ‘Alī as Sayyid",
      "distance_km": 8902.5,
      "all_distances_km": {
        "Doilungdêqên": 14655.4,
        "‘Izbat ‘Alī as Sayyid": 8902.5,
        "Mornington": 14633.5,
        "Kristianstad": 8937.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sento Sé: Doilungdêqên, ‘Izbat ‘Alī as Sayyid, Morningt...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Doilungdêqên: 14655.4 km",
      "  ‘Izbat ‘Alī as Sayyid: 8902.5 km",
      "  Mornington: 14633.5 km",
      "  Kristianstad: 8937.0 km",
      "Step 3: Find minimum distance",
      "  Closest: ‘Izbat ‘Alī as Sayyid at 8902.5 km",
      "FINAL ANSWER: ‘Izbat ‘Alī as Sayyid"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -16.62375,
      "lon": -72.71055,
      "name": "Camaná"
    },
    "candidate_points": [
      {
        "lat": 9.8,
        "lon": 35.1,
        "name": "Mendī"
      },
      {
        "lat": 10.48536,
        "lon": 5.14501,
        "name": "Ibeto"
      },
      {
        "lat": -37.81819,
        "lon": 145.00176,
        "name": "Richmond"
      },
      {
        "lat": 17.05,
        "lon": 74.26667,
        "name": "Urun-Islāmpur"
      }
    ],
    "question": "Which city is closest to Camaná: Mendī, Ibeto, Richmond, Urun-Islāmpur?",
    "ground_truth": {
      "answer": "Ibeto",
      "distance_km": 9073.0,
      "all_distances_km": {
        "Mendī": 12200.9,
        "Ibeto": 9073.0,
        "Richmond": 12792.9,
        "Urun-Islāmpur": 16504.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Camaná: Mendī, Ibeto, Richmond, Urun-Islāmpur?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mendī: 12200.9 km",
      "  Ibeto: 9073.0 km",
      "  Richmond: 12792.9 km",
      "  Urun-Islāmpur: 16504.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Ibeto at 9073.0 km",
      "FINAL ANSWER: Ibeto"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.28195,
      "lon": 7.03821,
      "name": "Wülfrath"
    },
    "candidate_points": [
      {
        "lat": -17.08222,
        "lon": -40.93583,
        "name": "Águas Formosas"
      },
      {
        "lat": -25.76972,
        "lon": -49.71583,
        "name": "Lapa"
      },
      {
        "lat": -25.68991,
        "lon": 30.03504,
        "name": "Belfast"
      },
      {
        "lat": 41.83333,
        "lon": 59.65,
        "name": "Yylanly"
      }
    ],
    "question": "Which city is closest to Wülfrath: Águas Formosas, Lapa, Belfast, Yylanly?",
    "ground_truth": {
      "answer": "Yylanly",
      "distance_km": 4063.8,
      "all_distances_km": {
        "Águas Formosas": 8912.2,
        "Lapa": 10201.2,
        "Belfast": 8850.4,
        "Yylanly": 4063.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Wülfrath: Águas Formosas, Lapa, Belfast, Yylanly?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Águas Formosas: 8912.2 km",
      "  Lapa: 10201.2 km",
      "  Belfast: 8850.4 km",
      "  Yylanly: 4063.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Yylanly at 4063.8 km",
      "FINAL ANSWER: Yylanly"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 45.768,
      "lon": 130.9953,
      "name": "Qitaihe"
    },
    "candidate_points": [
      {
        "lat": 22.34131,
        "lon": 114.15679,
        "name": "So Uk"
      },
      {
        "lat": 10.8155,
        "lon": 78.69651,
        "name": "Tiruchirappalli"
      },
      {
        "lat": 52.05333,
        "lon": 5.28056,
        "name": "Driebergen-Rijsenburg"
      },
      {
        "lat": 33.47739,
        "lon": -7.93641,
        "name": "Sidi Rahal"
      }
    ],
    "question": "Which city is closest to Qitaihe: So Uk, Tiruchirappalli, Driebergen-Rijsenburg, Sidi Rahal?",
    "ground_truth": {
      "answer": "So Uk",
      "distance_km": 3017.7,
      "all_distances_km": {
        "So Uk": 3017.7,
        "Tiruchirappalli": 6270.8,
        "Driebergen-Rijsenburg": 7968.4,
        "Sidi Rahal": 10284.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Qitaihe: So Uk, Tiruchirappalli, Driebergen-Rijsenburg,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  So Uk: 3017.7 km",
      "  Tiruchirappalli: 6270.8 km",
      "  Driebergen-Rijsenburg: 7968.4 km",
      "  Sidi Rahal: 10284.3 km",
      "Step 3: Find minimum distance",
      "  Closest: So Uk at 3017.7 km",
      "FINAL ANSWER: So Uk"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -21.17059,
      "lon": 55.28824,
      "name": "Saint-Leu"
    },
    "candidate_points": [
      {
        "lat": 0.06968,
        "lon": 42.74497,
        "name": "Jamaame"
      },
      {
        "lat": 41.43884,
        "lon": 2.16893,
        "name": "la Guineueta"
      },
      {
        "lat": 49.21492,
        "lon": 15.88166,
        "name": "Třebíč"
      },
      {
        "lat": 19.44506,
        "lon": -99.14612,
        "name": "Cuauhtémoc"
      }
    ],
    "question": "Which city is closest to Saint-Leu: Jamaame, la Guineueta, Třebíč, Cuauhtémoc?",
    "ground_truth": {
      "answer": "Jamaame",
      "distance_km": 2726.6,
      "all_distances_km": {
        "Jamaame": 2726.6,
        "la Guineueta": 8851.0,
        "Třebíč": 8742.8,
        "Cuauhtémoc": 17345.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Saint-Leu: Jamaame, la Guineueta, Třebíč, Cuauhtémoc?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jamaame: 2726.6 km",
      "  la Guineueta: 8851.0 km",
      "  Třebíč: 8742.8 km",
      "  Cuauhtémoc: 17345.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Jamaame at 2726.6 km",
      "FINAL ANSWER: Jamaame"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.18593,
      "lon": 31.35179,
      "name": "Nallıhan"
    },
    "candidate_points": [
      {
        "lat": 19.15657,
        "lon": 77.50304,
        "name": "Mudkhed"
      },
      {
        "lat": 28.2189,
        "lon": -82.45759,
        "name": "Land O' Lakes"
      },
      {
        "lat": 43.70359,
        "lon": -79.51513,
        "name": "Weston"
      },
      {
        "lat": -14.50333,
        "lon": -42.22222,
        "name": "Caculé"
      }
    ],
    "question": "Which city is closest to Nallıhan: Mudkhed, Land O' Lakes, Weston, Caculé?",
    "ground_truth": {
      "answer": "Mudkhed",
      "distance_km": 4962.5,
      "all_distances_km": {
        "Mudkhed": 4962.5,
        "Land O' Lakes": 9795.0,
        "Weston": 8403.6,
        "Caculé": 9704.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nallıhan: Mudkhed, Land O' Lakes, Weston, Caculé?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mudkhed: 4962.5 km",
      "  Land O' Lakes: 9795.0 km",
      "  Weston: 8403.6 km",
      "  Caculé: 9704.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Mudkhed at 4962.5 km",
      "FINAL ANSWER: Mudkhed"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 50.06906,
      "lon": 8.48632,
      "name": "Hattersheim"
    },
    "candidate_points": [
      {
        "lat": 41.32784,
        "lon": 2.09472,
        "name": "El Prat de Llobregat"
      },
      {
        "lat": -21.0225,
        "lon": -48.03722,
        "name": "Pontal"
      },
      {
        "lat": -21.77389,
        "lon": -47.08639,
        "name": "Casa Branca"
      },
      {
        "lat": 10.9804,
        "lon": 106.6519,
        "name": "Thủ Dầu Một"
      }
    ],
    "question": "Which city is closest to Hattersheim: El Prat de Llobregat, Pontal, Casa Branca, Thủ Dầu Một?",
    "ground_truth": {
      "answer": "El Prat de Llobregat",
      "distance_km": 1090.4,
      "all_distances_km": {
        "El Prat de Llobregat": 1090.4,
        "Pontal": 9654.4,
        "Casa Branca": 9672.6,
        "Thủ Dầu Một": 9647.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Hattersheim: El Prat de Llobregat, Pontal, Casa Branca,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  El Prat de Llobregat: 1090.4 km",
      "  Pontal: 9654.4 km",
      "  Casa Branca: 9672.6 km",
      "  Thủ Dầu Một: 9647.0 km",
      "Step 3: Find minimum distance",
      "  Closest: El Prat de Llobregat at 1090.4 km",
      "FINAL ANSWER: El Prat de Llobregat"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 1.80838,
      "lon": 32.00502,
      "name": "Kigumba"
    },
    "candidate_points": [
      {
        "lat": 36.27462,
        "lon": 4.85668,
        "name": "Bordj Zemoura"
      },
      {
        "lat": 37.85103,
        "lon": -1.42507,
        "name": "Alhama de Murcia"
      },
      {
        "lat": 33.16834,
        "lon": 129.72502,
        "name": "Sasebo"
      },
      {
        "lat": 13.72784,
        "lon": 100.74609,
        "name": "Latkrabang"
      }
    ],
    "question": "Which city is closest to Kigumba: Bordj Zemoura, Alhama de Murcia, Sasebo, Latkrabang?",
    "ground_truth": {
      "answer": "Bordj Zemoura",
      "distance_km": 4740.8,
      "all_distances_km": {
        "Bordj Zemoura": 4740.8,
        "Alhama de Murcia": 5260.8,
        "Sasebo": 10614.5,
        "Latkrabang": 7664.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kigumba: Bordj Zemoura, Alhama de Murcia, Sasebo, Latkr...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bordj Zemoura: 4740.8 km",
      "  Alhama de Murcia: 5260.8 km",
      "  Sasebo: 10614.5 km",
      "  Latkrabang: 7664.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Bordj Zemoura at 4740.8 km",
      "FINAL ANSWER: Bordj Zemoura"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -3.10222,
      "lon": -67.93972,
      "name": "Santo Antônio do Içá"
    },
    "candidate_points": [
      {
        "lat": -33.00777,
        "lon": -58.51836,
        "name": "Gualeguaychú"
      },
      {
        "lat": 42.65837,
        "lon": -83.14993,
        "name": "Rochester Hills"
      },
      {
        "lat": -34.02903,
        "lon": 24.76912,
        "name": "Humansdorp"
      },
      {
        "lat": -20.89686,
        "lon": 55.55056,
        "name": "Sainte-Marie"
      }
    ],
    "question": "Which city is closest to Santo Antônio do Içá: Gualeguaychú, Rochester Hills, Humansdorp, Sainte-Marie?",
    "ground_truth": {
      "answer": "Gualeguaychú",
      "distance_km": 3467.0,
      "all_distances_km": {
        "Gualeguaychú": 3467.0,
        "Rochester Hills": 5313.3,
        "Humansdorp": 10063.8,
        "Sainte-Marie": 13309.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Santo Antônio do Içá: Gualeguaychú, Rochester Hills, Hu...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gualeguaychú: 3467.0 km",
      "  Rochester Hills: 5313.3 km",
      "  Humansdorp: 10063.8 km",
      "  Sainte-Marie: 13309.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Gualeguaychú at 3467.0 km",
      "FINAL ANSWER: Gualeguaychú"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.54375,
      "lon": 31.99982,
      "name": "Alanya"
    },
    "candidate_points": [
      {
        "lat": 28.29675,
        "lon": 108.95841,
        "name": "Zhongling"
      },
      {
        "lat": 42.48948,
        "lon": -83.14465,
        "name": "Royal Oak"
      },
      {
        "lat": 30.71877,
        "lon": 31.56299,
        "name": "Al Ibrāhīmīyah"
      },
      {
        "lat": -24.81811,
        "lon": 27.29659,
        "name": "Amandelbult"
      }
    ],
    "question": "Which city is closest to Alanya: Zhongling, Royal Oak, Al Ibrāhīmīyah, Amandelbult?",
    "ground_truth": {
      "answer": "Al Ibrāhīmīyah",
      "distance_km": 649.0,
      "all_distances_km": {
        "Zhongling": 7091.5,
        "Royal Oak": 9045.3,
        "Al Ibrāhīmīyah": 649.0,
        "Amandelbult": 6840.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Alanya: Zhongling, Royal Oak, Al Ibrāhīmīyah, Amandelbu...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Zhongling: 7091.5 km",
      "  Royal Oak: 9045.3 km",
      "  Al Ibrāhīmīyah: 649.0 km",
      "  Amandelbult: 6840.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Al Ibrāhīmīyah at 649.0 km",
      "FINAL ANSWER: Al Ibrāhīmīyah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.8,
      "lon": 137.4,
      "name": "Uozu"
    },
    "candidate_points": [
      {
        "lat": 42.26791,
        "lon": 42.69459,
        "name": "Kutaisi"
      },
      {
        "lat": 32.62945,
        "lon": 116.27013,
        "name": "Yingshang Chengguanzhen"
      },
      {
        "lat": -15.45278,
        "lon": -47.61417,
        "name": "Planaltina"
      },
      {
        "lat": 35.0907,
        "lon": -80.68618,
        "name": "Stallings"
      }
    ],
    "question": "Which city is closest to Uozu: Kutaisi, Yingshang Chengguanzhen, Planaltina, Stallings?",
    "ground_truth": {
      "answer": "Yingshang Chengguanzhen",
      "distance_km": 1981.7,
      "all_distances_km": {
        "Kutaisi": 7700.2,
        "Yingshang Chengguanzhen": 1981.7,
        "Planaltina": 17590.2,
        "Stallings": 11104.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Uozu: Kutaisi, Yingshang Chengguanzhen, Planaltina, Sta...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kutaisi: 7700.2 km",
      "  Yingshang Chengguanzhen: 1981.7 km",
      "  Planaltina: 17590.2 km",
      "  Stallings: 11104.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Yingshang Chengguanzhen at 1981.7 km",
      "FINAL ANSWER: Yingshang Chengguanzhen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.5114,
      "lon": 14.14507,
      "name": "Montesilvano Marina"
    },
    "candidate_points": [
      {
        "lat": 52.08956,
        "lon": -0.49908,
        "name": "Kempston Hardwick"
      },
      {
        "lat": 19.62923,
        "lon": -99.10689,
        "name": "Coacalco"
      },
      {
        "lat": 44.27262,
        "lon": -121.17392,
        "name": "Redmond"
      },
      {
        "lat": 25.56078,
        "lon": 81.49164,
        "name": "Bharwāri"
      }
    ],
    "question": "Which city is closest to Montesilvano Marina: Kempston Hardwick, Coacalco, Redmond, Bharwāri?",
    "ground_truth": {
      "answer": "Kempston Hardwick",
      "distance_km": 1528.8,
      "all_distances_km": {
        "Kempston Hardwick": 1528.8,
        "Coacalco": 10307.7,
        "Redmond": 9392.3,
        "Bharwāri": 6314.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Montesilvano Marina: Kempston Hardwick, Coacalco, Redmo...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kempston Hardwick: 1528.8 km",
      "  Coacalco: 10307.7 km",
      "  Redmond: 9392.3 km",
      "  Bharwāri: 6314.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Kempston Hardwick at 1528.8 km",
      "FINAL ANSWER: Kempston Hardwick"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 27.01718,
      "lon": 78.12358,
      "name": "Shamsābād"
    },
    "candidate_points": [
      {
        "lat": 28.4601,
        "lon": 77.02635,
        "name": "Gurugram"
      },
      {
        "lat": 47.64177,
        "lon": -122.0804,
        "name": "Sammamish"
      },
      {
        "lat": 14.77388,
        "lon": -88.7756,
        "name": "Santa Rosa de Copán"
      },
      {
        "lat": 48.15344,
        "lon": 17.05522,
        "name": "Karlova Ves"
      }
    ],
    "question": "Which city is closest to Shamsābād: Gurugram, Sammamish, Santa Rosa de Copán, Karlova Ves?",
    "ground_truth": {
      "answer": "Gurugram",
      "distance_km": 193.4,
      "all_distances_km": {
        "Gurugram": 193.4,
        "Sammamish": 11470.6,
        "Santa Rosa de Copán": 15157.6,
        "Karlova Ves": 5698.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Shamsābād: Gurugram, Sammamish, Santa Rosa de Copán, Ka...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gurugram: 193.4 km",
      "  Sammamish: 11470.6 km",
      "  Santa Rosa de Copán: 15157.6 km",
      "  Karlova Ves: 5698.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Gurugram at 193.4 km",
      "FINAL ANSWER: Gurugram"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.42417,
      "lon": 29.98333,
      "name": "Kütahya"
    },
    "candidate_points": [
      {
        "lat": 13.44189,
        "lon": 79.55314,
        "name": "Puttūr"
      },
      {
        "lat": 4.09444,
        "lon": 30.67639,
        "name": "Yei"
      },
      {
        "lat": 36.31611,
        "lon": 7.16364,
        "name": "Oued Zenati"
      },
      {
        "lat": 45.81667,
        "lon": 4.9,
        "name": "Rillieux-la-Pape"
      }
    ],
    "question": "Which city is closest to Kütahya: Puttūr, Yei, Oued Zenati, Rillieux-la-Pape?",
    "ground_truth": {
      "answer": "Oued Zenati",
      "distance_km": 2027.0,
      "all_distances_km": {
        "Puttūr": 5625.4,
        "Yei": 3929.1,
        "Oued Zenati": 2027.0,
        "Rillieux-la-Pape": 2161.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kütahya: Puttūr, Yei, Oued Zenati, Rillieux-la-Pape?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Puttūr: 5625.4 km",
      "  Yei: 3929.1 km",
      "  Oued Zenati: 2027.0 km",
      "  Rillieux-la-Pape: 2161.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Oued Zenati at 2027.0 km",
      "FINAL ANSWER: Oued Zenati"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 50.9488,
      "lon": 43.73709,
      "name": "Yelan’"
    },
    "candidate_points": [
      {
        "lat": 34.39916,
        "lon": -118.91815,
        "name": "Fillmore"
      },
      {
        "lat": 22.74252,
        "lon": 88.37326,
        "name": "Titāgarh"
      },
      {
        "lat": 19.6451,
        "lon": 73.47434,
        "name": "Kasāra"
      },
      {
        "lat": -23.43861,
        "lon": -47.06139,
        "name": "Araçariguama"
      }
    ],
    "question": "Which city is closest to Yelan’: Fillmore, Titāgarh, Kasāra, Araçariguama?",
    "ground_truth": {
      "answer": "Kasāra",
      "distance_km": 4345.3,
      "all_distances_km": {
        "Fillmore": 10373.9,
        "Titāgarh": 4944.3,
        "Kasāra": 4345.3,
        "Araçariguama": 12062.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Yelan’: Fillmore, Titāgarh, Kasāra, Araçariguama?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Fillmore: 10373.9 km",
      "  Titāgarh: 4944.3 km",
      "  Kasāra: 4345.3 km",
      "  Araçariguama: 12062.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Kasāra at 4345.3 km",
      "FINAL ANSWER: Kasāra"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.39476,
      "lon": -3.69907,
      "name": "Chopera"
    },
    "candidate_points": [
      {
        "lat": -8.66667,
        "lon": -35.71667,
        "name": "Catende"
      },
      {
        "lat": 2.70167,
        "lon": 33.67611,
        "name": "Abim"
      },
      {
        "lat": 0.94722,
        "lon": 33.11972,
        "name": "Kamuli"
      },
      {
        "lat": 18.4259,
        "lon": -72.76995,
        "name": "Grangwav"
      }
    ],
    "question": "Which city is closest to Chopera: Catende, Abim, Kamuli, Grangwav?",
    "ground_truth": {
      "answer": "Abim",
      "distance_km": 5623.4,
      "all_distances_km": {
        "Catende": 6367.8,
        "Abim": 5623.4,
        "Kamuli": 5744.4,
        "Grangwav": 6941.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chopera: Catende, Abim, Kamuli, Grangwav?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Catende: 6367.8 km",
      "  Abim: 5623.4 km",
      "  Kamuli: 5744.4 km",
      "  Grangwav: 6941.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Abim at 5623.4 km",
      "FINAL ANSWER: Abim"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 43.29639,
      "lon": -2.98813,
      "name": "Barakaldo"
    },
    "candidate_points": [
      {
        "lat": 44.99151,
        "lon": 9.01175,
        "name": "Voghera"
      },
      {
        "lat": 9.29687,
        "lon": -70.67189,
        "name": "Escuque"
      },
      {
        "lat": 28.83379,
        "lon": 106.75535,
        "name": "Fuhuan"
      },
      {
        "lat": 30.11107,
        "lon": -81.64176,
        "name": "Fruit Cove"
      }
    ],
    "question": "Which city is closest to Barakaldo: Voghera, Escuque, Fuhuan, Fruit Cove?",
    "ground_truth": {
      "answer": "Voghera",
      "distance_km": 974.9,
      "all_distances_km": {
        "Voghera": 974.9,
        "Escuque": 7499.9,
        "Fuhuan": 9271.0,
        "Fruit Cove": 6905.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Barakaldo: Voghera, Escuque, Fuhuan, Fruit Cove?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Voghera: 974.9 km",
      "  Escuque: 7499.9 km",
      "  Fuhuan: 9271.0 km",
      "  Fruit Cove: 6905.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Voghera at 974.9 km",
      "FINAL ANSWER: Voghera"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 15.4313,
      "lon": 76.52933,
      "name": "Gangavati"
    },
    "candidate_points": [
      {
        "lat": 21.12268,
        "lon": 70.11484,
        "name": "Māngrol"
      },
      {
        "lat": 49.15,
        "lon": -123.18333,
        "name": "Seafair"
      },
      {
        "lat": -27.22426,
        "lon": 153.02075,
        "name": "North Lakes"
      },
      {
        "lat": 51.51116,
        "lon": -0.18426,
        "name": "Bayswater"
      }
    ],
    "question": "Which city is closest to Gangavati: Māngrol, Seafair, North Lakes, Bayswater?",
    "ground_truth": {
      "answer": "Māngrol",
      "distance_km": 926.6,
      "all_distances_km": {
        "Māngrol": 926.6,
        "Seafair": 12575.8,
        "North Lakes": 9506.9,
        "Bayswater": 7755.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Gangavati: Māngrol, Seafair, North Lakes, Bayswater?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Māngrol: 926.6 km",
      "  Seafair: 12575.8 km",
      "  North Lakes: 9506.9 km",
      "  Bayswater: 7755.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Māngrol at 926.6 km",
      "FINAL ANSWER: Māngrol"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 19.90944,
      "lon": -99.14472,
      "name": "Tequixquiac"
    },
    "candidate_points": [
      {
        "lat": 42.86509,
        "lon": -71.4934,
        "name": "Merrimack"
      },
      {
        "lat": 40.55427,
        "lon": -74.15153,
        "name": "Great Kills"
      },
      {
        "lat": 13.21139,
        "lon": 12.0241,
        "name": "Maïné Soroa"
      },
      {
        "lat": 47.35133,
        "lon": 19.44733,
        "name": "Monor"
      }
    ],
    "question": "Which city is closest to Tequixquiac: Merrimack, Great Kills, Maïné Soroa, Monor?",
    "ground_truth": {
      "answer": "Great Kills",
      "distance_km": 3299.2,
      "all_distances_km": {
        "Merrimack": 3629.1,
        "Great Kills": 3299.2,
        "Maïné Soroa": 11635.3,
        "Monor": 10354.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tequixquiac: Merrimack, Great Kills, Maïné Soroa, Monor...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Merrimack: 3629.1 km",
      "  Great Kills: 3299.2 km",
      "  Maïné Soroa: 11635.3 km",
      "  Monor: 10354.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Great Kills at 3299.2 km",
      "FINAL ANSWER: Great Kills"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 48.23656,
      "lon": -79.02311,
      "name": "Rouyn-Noranda"
    },
    "candidate_points": [
      {
        "lat": 40.044,
        "lon": -75.38769,
        "name": "Wayne"
      },
      {
        "lat": -0.07444,
        "lon": 30.78528,
        "name": "Kazo"
      },
      {
        "lat": 51.03333,
        "lon": 7.11667,
        "name": "Odenthal"
      },
      {
        "lat": -3.49444,
        "lon": -39.57861,
        "name": "Itapipoca"
      }
    ],
    "question": "Which city is closest to Rouyn-Noranda: Wayne, Kazo, Odenthal, Itapipoca?",
    "ground_truth": {
      "answer": "Wayne",
      "distance_km": 955.8,
      "all_distances_km": {
        "Wayne": 955.8,
        "Kazo": 11464.4,
        "Odenthal": 5842.7,
        "Itapipoca": 6905.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Rouyn-Noranda: Wayne, Kazo, Odenthal, Itapipoca?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Wayne: 955.8 km",
      "  Kazo: 11464.4 km",
      "  Odenthal: 5842.7 km",
      "  Itapipoca: 6905.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Wayne at 955.8 km",
      "FINAL ANSWER: Wayne"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 52.225,
      "lon": 4.52222,
      "name": "Sassenheim"
    },
    "candidate_points": [
      {
        "lat": 53.55,
        "lon": -2.4,
        "name": "Farnworth"
      },
      {
        "lat": 51.03534,
        "lon": 59.87234,
        "name": "Yasnyy"
      },
      {
        "lat": 34.02112,
        "lon": -118.39647,
        "name": "Culver City"
      },
      {
        "lat": -2.69795,
        "lon": -59.70172,
        "name": "Rio Preto da Eva"
      }
    ],
    "question": "Which city is closest to Sassenheim: Farnworth, Yasnyy, Culver City, Rio Preto da Eva?",
    "ground_truth": {
      "answer": "Farnworth",
      "distance_km": 487.0,
      "all_distances_km": {
        "Farnworth": 487.0,
        "Yasnyy": 3728.4,
        "Culver City": 8942.9,
        "Rio Preto da Eva": 8536.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sassenheim: Farnworth, Yasnyy, Culver City, Rio Preto d...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Farnworth: 487.0 km",
      "  Yasnyy: 3728.4 km",
      "  Culver City: 8942.9 km",
      "  Rio Preto da Eva: 8536.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Farnworth at 487.0 km",
      "FINAL ANSWER: Farnworth"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 4.57728,
      "lon": 13.68459,
      "name": "Bertoua"
    },
    "candidate_points": [
      {
        "lat": 6.22798,
        "lon": 1.5919,
        "name": "Aného"
      },
      {
        "lat": -22.37417,
        "lon": -54.51389,
        "name": "Fátima do Sul"
      },
      {
        "lat": 17.94979,
        "lon": -94.91386,
        "name": "Acayucan"
      },
      {
        "lat": -32.73308,
        "lon": 151.5574,
        "name": "Maitland"
      }
    ],
    "question": "Which city is closest to Bertoua: Aného, Fátima do Sul, Acayucan, Maitland?",
    "ground_truth": {
      "answer": "Aného",
      "distance_km": 1351.1,
      "all_distances_km": {
        "Aného": 1351.1,
        "Fátima do Sul": 7986.3,
        "Acayucan": 11801.3,
        "Maitland": 14642.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bertoua: Aného, Fátima do Sul, Acayucan, Maitland?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Aného: 1351.1 km",
      "  Fátima do Sul: 7986.3 km",
      "  Acayucan: 11801.3 km",
      "  Maitland: 14642.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Aného at 1351.1 km",
      "FINAL ANSWER: Aného"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.60678,
      "lon": -75.83327,
      "name": "Elkton"
    },
    "candidate_points": [
      {
        "lat": 35.94389,
        "lon": 126.95444,
        "name": "Iksan"
      },
      {
        "lat": 26.32255,
        "lon": 90.68526,
        "name": "Abhayāpuri"
      },
      {
        "lat": -27.03424,
        "lon": -65.30196,
        "name": "Bella Vista"
      },
      {
        "lat": 46.16852,
        "lon": 9.87134,
        "name": "Sondrio"
      }
    ],
    "question": "Which city is closest to Elkton: Iksan, Abhayāpuri, Bella Vista, Sondrio?",
    "ground_truth": {
      "answer": "Sondrio",
      "distance_km": 6672.8,
      "all_distances_km": {
        "Iksan": 11295.8,
        "Abhayāpuri": 12551.9,
        "Bella Vista": 7490.2,
        "Sondrio": 6672.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Elkton: Iksan, Abhayāpuri, Bella Vista, Sondrio?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Iksan: 11295.8 km",
      "  Abhayāpuri: 12551.9 km",
      "  Bella Vista: 7490.2 km",
      "  Sondrio: 6672.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Sondrio at 6672.8 km",
      "FINAL ANSWER: Sondrio"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 33.13783,
      "lon": 11.21965,
      "name": "Ben Gardane"
    },
    "candidate_points": [
      {
        "lat": 4.68333,
        "lon": 12.36667,
        "name": "Nanga Eboko"
      },
      {
        "lat": 56.76323,
        "lon": 54.11256,
        "name": "Chaykovskiy"
      },
      {
        "lat": 28.59669,
        "lon": 81.61658,
        "name": "Birendranagar"
      },
      {
        "lat": 5.20087,
        "lon": -75.86865,
        "name": "Belén de Umbría"
      }
    ],
    "question": "Which city is closest to Ben Gardane: Nanga Eboko, Chaykovskiy, Birendranagar, Belén de Umbría?",
    "ground_truth": {
      "answer": "Nanga Eboko",
      "distance_km": 3166.2,
      "all_distances_km": {
        "Nanga Eboko": 3166.2,
        "Chaykovskiy": 4168.6,
        "Birendranagar": 6610.3,
        "Belén de Umbría": 9421.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ben Gardane: Nanga Eboko, Chaykovskiy, Birendranagar, B...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nanga Eboko: 3166.2 km",
      "  Chaykovskiy: 4168.6 km",
      "  Birendranagar: 6610.3 km",
      "  Belén de Umbría: 9421.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Nanga Eboko at 3166.2 km",
      "FINAL ANSWER: Nanga Eboko"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 32.92139,
      "lon": 129.95389,
      "name": "Ōmura"
    },
    "candidate_points": [
      {
        "lat": 37.80822,
        "lon": 120.75908,
        "name": "Dengzhou"
      },
      {
        "lat": 25.28022,
        "lon": 110.29639,
        "name": "Guilin"
      },
      {
        "lat": 36.80277,
        "lon": 2.92185,
        "name": "’Aïn Benian"
      },
      {
        "lat": -3.98661,
        "lon": -79.35763,
        "name": "Catamayo"
      }
    ],
    "question": "Which city is closest to Ōmura: Dengzhou, Guilin, ’Aïn Benian, Catamayo?",
    "ground_truth": {
      "answer": "Dengzhou",
      "distance_km": 994.4,
      "all_distances_km": {
        "Dengzhou": 994.4,
        "Guilin": 2085.8,
        "’Aïn Benian": 10512.7,
        "Catamayo": 15586.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ōmura: Dengzhou, Guilin, ’Aïn Benian, Catamayo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Dengzhou: 994.4 km",
      "  Guilin: 2085.8 km",
      "  ’Aïn Benian: 10512.7 km",
      "  Catamayo: 15586.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Dengzhou at 994.4 km",
      "FINAL ANSWER: Dengzhou"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 21.28854,
      "lon": 72.9407,
      "name": "Kāthor"
    },
    "candidate_points": [
      {
        "lat": 14.12861,
        "lon": 120.90583,
        "name": "Mendez-Nuñez"
      },
      {
        "lat": 6.46477,
        "lon": -5.95427,
        "name": "Bayota"
      },
      {
        "lat": 47.21473,
        "lon": -1.72452,
        "name": "Couëron"
      },
      {
        "lat": 44.84694,
        "lon": 38.385,
        "name": "Kholmskiy"
      }
    ],
    "question": "Which city is closest to Kāthor: Mendez-Nuñez, Bayota, Couëron, Kholmskiy?",
    "ground_truth": {
      "answer": "Kholmskiy",
      "distance_km": 4098.6,
      "all_distances_km": {
        "Mendez-Nuñez": 5123.9,
        "Bayota": 8599.6,
        "Couëron": 7148.6,
        "Kholmskiy": 4098.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kāthor: Mendez-Nuñez, Bayota, Couëron, Kholmskiy?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mendez-Nuñez: 5123.9 km",
      "  Bayota: 8599.6 km",
      "  Couëron: 7148.6 km",
      "  Kholmskiy: 4098.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Kholmskiy at 4098.6 km",
      "FINAL ANSWER: Kholmskiy"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.26104,
      "lon": 2.22015,
      "name": "Khemis Miliana"
    },
    "candidate_points": [
      {
        "lat": 42.26259,
        "lon": -71.80229,
        "name": "Worcester"
      },
      {
        "lat": 22.48898,
        "lon": 90.06273,
        "name": "Bhāndāria"
      },
      {
        "lat": 48.43604,
        "lon": 17.02188,
        "name": "Malacky"
      },
      {
        "lat": -33.7061,
        "lon": 150.7094,
        "name": "Cranebrook"
      }
    ],
    "question": "Which city is closest to Khemis Miliana: Worcester, Bhāndāria, Malacky, Cranebrook?",
    "ground_truth": {
      "answer": "Malacky",
      "distance_km": 1813.6,
      "all_distances_km": {
        "Worcester": 6205.0,
        "Bhāndāria": 8369.5,
        "Malacky": 1813.6,
        "Cranebrook": 17143.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Khemis Miliana: Worcester, Bhāndāria, Malacky, Cranebro...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Worcester: 6205.0 km",
      "  Bhāndāria: 8369.5 km",
      "  Malacky: 1813.6 km",
      "  Cranebrook: 17143.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Malacky at 1813.6 km",
      "FINAL ANSWER: Malacky"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -9.3,
      "lon": 32.76667,
      "name": "Tunduma"
    },
    "candidate_points": [
      {
        "lat": -6.85472,
        "lon": -35.49,
        "name": "Guarabira"
      },
      {
        "lat": 13.49908,
        "lon": 74.70943,
        "name": "Saligram"
      },
      {
        "lat": -38.1,
        "lon": 145.13333,
        "name": "Seaford"
      },
      {
        "lat": 55.99456,
        "lon": 37.82897,
        "name": "Pushkino"
      }
    ],
    "question": "Which city is closest to Tunduma: Guarabira, Saligram, Seaford, Pushkino?",
    "ground_truth": {
      "answer": "Saligram",
      "distance_km": 5277.9,
      "all_distances_km": {
        "Guarabira": 7508.6,
        "Saligram": 5277.9,
        "Seaford": 11263.1,
        "Pushkino": 7275.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tunduma: Guarabira, Saligram, Seaford, Pushkino?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Guarabira: 7508.6 km",
      "  Saligram: 5277.9 km",
      "  Seaford: 11263.1 km",
      "  Pushkino: 7275.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Saligram at 5277.9 km",
      "FINAL ANSWER: Saligram"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -1.03326,
      "lon": 37.06933,
      "name": "Thika"
    },
    "candidate_points": [
      {
        "lat": -24.98317,
        "lon": 31.23485,
        "name": "Calcutta"
      },
      {
        "lat": 35.82348,
        "lon": -78.82556,
        "name": "Morrisville"
      },
      {
        "lat": 32.74727,
        "lon": -116.9353,
        "name": "Rancho San Diego"
      },
      {
        "lat": 5.54481,
        "lon": -73.35756,
        "name": "Tunja"
      }
    ],
    "question": "Which city is closest to Thika: Calcutta, Morrisville, Rancho San Diego, Tunja?",
    "ground_truth": {
      "answer": "Calcutta",
      "distance_km": 2735.9,
      "all_distances_km": {
        "Calcutta": 2735.9,
        "Morrisville": 12385.2,
        "Rancho San Diego": 15562.9,
        "Tunja": 12279.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Thika: Calcutta, Morrisville, Rancho San Diego, Tunja?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Calcutta: 2735.9 km",
      "  Morrisville: 12385.2 km",
      "  Rancho San Diego: 15562.9 km",
      "  Tunja: 12279.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Calcutta at 2735.9 km",
      "FINAL ANSWER: Calcutta"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 22.48301,
      "lon": 86.71793,
      "name": "Chākuliā"
    },
    "candidate_points": [
      {
        "lat": 29.45282,
        "lon": 74.66122,
        "name": "Ellenabad"
      },
      {
        "lat": 45.46723,
        "lon": 7.87617,
        "name": "Ivrea"
      },
      {
        "lat": 43.67778,
        "lon": 4.13611,
        "name": "Lunel"
      },
      {
        "lat": 45.61019,
        "lon": 9.15301,
        "name": "Bovisio-Masciago"
      }
    ],
    "question": "Which city is closest to Chākuliā: Ellenabad, Ivrea, Lunel, Bovisio-Masciago?",
    "ground_truth": {
      "answer": "Ellenabad",
      "distance_km": 1431.5,
      "all_distances_km": {
        "Ellenabad": 1431.5,
        "Ivrea": 7399.6,
        "Lunel": 7726.9,
        "Bovisio-Masciago": 7298.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chākuliā: Ellenabad, Ivrea, Lunel, Bovisio-Masciago?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ellenabad: 1431.5 km",
      "  Ivrea: 7399.6 km",
      "  Lunel: 7726.9 km",
      "  Bovisio-Masciago: 7298.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Ellenabad at 1431.5 km",
      "FINAL ANSWER: Ellenabad"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.45064,
      "lon": 116.00247,
      "name": "Liaocheng"
    },
    "candidate_points": [
      {
        "lat": 34.47442,
        "lon": 100.24496,
        "name": "Maqin County"
      },
      {
        "lat": -27.58612,
        "lon": -48.52335,
        "name": "Trindade"
      },
      {
        "lat": 51.75742,
        "lon": 11.46084,
        "name": "Aschersleben"
      },
      {
        "lat": 35.45595,
        "lon": 0.68778,
        "name": "Oued el Abtal"
      }
    ],
    "question": "Which city is closest to Liaocheng: Maqin County, Trindade, Aschersleben, Oued el Abtal?",
    "ground_truth": {
      "answer": "Maqin County",
      "distance_km": 1442.3,
      "all_distances_km": {
        "Maqin County": 1442.3,
        "Trindade": 18258.1,
        "Aschersleben": 7786.4,
        "Oued el Abtal": 9596.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Liaocheng: Maqin County, Trindade, Aschersleben, Oued e...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Maqin County: 1442.3 km",
      "  Trindade: 18258.1 km",
      "  Aschersleben: 7786.4 km",
      "  Oued el Abtal: 9596.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Maqin County at 1442.3 km",
      "FINAL ANSWER: Maqin County"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 7.15109,
      "lon": 35.81703,
      "name": "Wacha"
    },
    "candidate_points": [
      {
        "lat": 9.58126,
        "lon": 8.2926,
        "name": "Kafanchan"
      },
      {
        "lat": 6.01277,
        "lon": 6.74768,
        "name": "Atani"
      },
      {
        "lat": -0.7175,
        "lon": -47.69972,
        "name": "Marapanim"
      },
      {
        "lat": 41.76401,
        "lon": -2.46883,
        "name": "Soria"
      }
    ],
    "question": "Which city is closest to Wacha: Kafanchan, Atani, Marapanim, Soria?",
    "ground_truth": {
      "answer": "Kafanchan",
      "distance_km": 3039.2,
      "all_distances_km": {
        "Kafanchan": 3039.2,
        "Atani": 3213.0,
        "Marapanim": 9302.3,
        "Soria": 5382.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Wacha: Kafanchan, Atani, Marapanim, Soria?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kafanchan: 3039.2 km",
      "  Atani: 3213.0 km",
      "  Marapanim: 9302.3 km",
      "  Soria: 5382.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Kafanchan at 3039.2 km",
      "FINAL ANSWER: Kafanchan"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 52.84294,
      "lon": 32.68761,
      "name": "Unecha"
    },
    "candidate_points": [
      {
        "lat": -16.37767,
        "lon": -60.96472,
        "name": "San Ignacio de Velasco"
      },
      {
        "lat": -7.72528,
        "lon": 114.09954,
        "name": "Panji"
      },
      {
        "lat": 28.05502,
        "lon": -82.60982,
        "name": "Westchase"
      },
      {
        "lat": 37.74159,
        "lon": -121.12438,
        "name": "Ripon"
      }
    ],
    "question": "Which city is closest to Unecha: San Ignacio de Velasco, Panji, Westchase, Ripon?",
    "ground_truth": {
      "answer": "Westchase",
      "distance_km": 9067.2,
      "all_distances_km": {
        "San Ignacio de Velasco": 11694.1,
        "Panji": 10120.7,
        "Westchase": 9067.2,
        "Ripon": 9630.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Unecha: San Ignacio de Velasco, Panji, Westchase, Ripon...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  San Ignacio de Velasco: 11694.1 km",
      "  Panji: 10120.7 km",
      "  Westchase: 9067.2 km",
      "  Ripon: 9630.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Westchase at 9067.2 km",
      "FINAL ANSWER: Westchase"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -37.69047,
      "lon": 144.74172,
      "name": "Hillside"
    },
    "candidate_points": [
      {
        "lat": -30.50123,
        "lon": 151.66553,
        "name": "Armidale"
      },
      {
        "lat": -15.92917,
        "lon": -44.00778,
        "name": "São João da Ponte"
      },
      {
        "lat": 35.555,
        "lon": 5.61056,
        "name": "N’Gaous"
      },
      {
        "lat": -10.5143,
        "lon": 16.0199,
        "name": "Mussende"
      }
    ],
    "question": "Which city is closest to Hillside: Armidale, São João da Ponte, N’Gaous, Mussende?",
    "ground_truth": {
      "answer": "Armidale",
      "distance_km": 1021.8,
      "all_distances_km": {
        "Armidale": 1021.8,
        "São João da Ponte": 13983.1,
        "N’Gaous": 16389.0,
        "Mussende": 12457.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Hillside: Armidale, São João da Ponte, N’Gaous, Mussend...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Armidale: 1021.8 km",
      "  São João da Ponte: 13983.1 km",
      "  N’Gaous: 16389.0 km",
      "  Mussende: 12457.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Armidale at 1021.8 km",
      "FINAL ANSWER: Armidale"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 55.73333,
      "lon": -3.96667,
      "name": "Larkhall"
    },
    "candidate_points": [
      {
        "lat": -3.54281,
        "lon": -45.60852,
        "name": "Bom Jardim"
      },
      {
        "lat": -6.4075,
        "lon": -41.74556,
        "name": "Valença do Piauí"
      },
      {
        "lat": -9.1175,
        "lon": -37.73222,
        "name": "Mata Grande"
      },
      {
        "lat": -5.08917,
        "lon": -81.11444,
        "name": "Paita"
      }
    ],
    "question": "Which city is closest to Larkhall: Bom Jardim, Valença do Piauí, Mata Grande, Paita?",
    "ground_truth": {
      "answer": "Bom Jardim",
      "distance_km": 7600.4,
      "all_distances_km": {
        "Bom Jardim": 7600.4,
        "Valença do Piauí": 7729.4,
        "Mata Grande": 7856.8,
        "Paita": 9679.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Larkhall: Bom Jardim, Valença do Piauí, Mata Grande, Pa...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bom Jardim: 7600.4 km",
      "  Valença do Piauí: 7729.4 km",
      "  Mata Grande: 7856.8 km",
      "  Paita: 9679.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Bom Jardim at 7600.4 km",
      "FINAL ANSWER: Bom Jardim"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.93976,
      "lon": 30.81338,
      "name": "Basyūn"
    },
    "candidate_points": [
      {
        "lat": 49.2529,
        "lon": 8.87867,
        "name": "Sinsheim"
      },
      {
        "lat": 51.16557,
        "lon": 4.98917,
        "name": "Geel"
      },
      {
        "lat": 39.7211,
        "lon": 2.91093,
        "name": "Inca"
      },
      {
        "lat": 18.04041,
        "lon": 74.18719,
        "name": "Lonand"
      }
    ],
    "question": "Which city is closest to Basyūn: Sinsheim, Geel, Inca, Lonand?",
    "ground_truth": {
      "answer": "Inca",
      "distance_km": 2699.3,
      "all_distances_km": {
        "Sinsheim": 2741.7,
        "Geel": 3090.6,
        "Inca": 2699.3,
        "Lonand": 4585.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Basyūn: Sinsheim, Geel, Inca, Lonand?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sinsheim: 2741.7 km",
      "  Geel: 3090.6 km",
      "  Inca: 2699.3 km",
      "  Lonand: 4585.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Inca at 2699.3 km",
      "FINAL ANSWER: Inca"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -3.60833,
      "lon": -45.34333,
      "name": "Pindaré-Mirim"
    },
    "candidate_points": [
      {
        "lat": 37.73952,
        "lon": -25.66874,
        "name": "Ponta Delgada"
      },
      {
        "lat": 49.9039,
        "lon": 8.58874,
        "name": "Weiterstadt"
      },
      {
        "lat": 36.75635,
        "lon": 66.8972,
        "name": "Balkh"
      },
      {
        "lat": 35.74922,
        "lon": 1.54778,
        "name": "Lardjem"
      }
    ],
    "question": "Which city is closest to Pindaré-Mirim: Ponta Delgada, Weiterstadt, Balkh, Lardjem?",
    "ground_truth": {
      "answer": "Ponta Delgada",
      "distance_km": 5026.0,
      "all_distances_km": {
        "Ponta Delgada": 5026.0,
        "Weiterstadt": 7862.9,
        "Balkh": 12219.8,
        "Lardjem": 6547.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pindaré-Mirim: Ponta Delgada, Weiterstadt, Balkh, Lardj...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ponta Delgada: 5026.0 km",
      "  Weiterstadt: 7862.9 km",
      "  Balkh: 12219.8 km",
      "  Lardjem: 6547.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Ponta Delgada at 5026.0 km",
      "FINAL ANSWER: Ponta Delgada"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -40.35636,
      "lon": 175.61113,
      "name": "Palmerston North"
    },
    "candidate_points": [
      {
        "lat": 41.60281,
        "lon": -87.74394,
        "name": "Oak Forest"
      },
      {
        "lat": 40.63205,
        "lon": -73.71263,
        "name": "Woodmere"
      },
      {
        "lat": 6.53445,
        "lon": 2.66833,
        "name": "Adjarra"
      },
      {
        "lat": 5.00886,
        "lon": -74.47226,
        "name": "Villeta"
      }
    ],
    "question": "Which city is closest to Palmerston North: Oak Forest, Woodmere, Adjarra, Villeta?",
    "ground_truth": {
      "answer": "Villeta",
      "distance_km": 12050.1,
      "all_distances_km": {
        "Oak Forest": 13313.1,
        "Woodmere": 14315.9,
        "Adjarra": 16189.1,
        "Villeta": 12050.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Palmerston North: Oak Forest, Woodmere, Adjarra, Villet...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Oak Forest: 13313.1 km",
      "  Woodmere: 14315.9 km",
      "  Adjarra: 16189.1 km",
      "  Villeta: 12050.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Villeta at 12050.1 km",
      "FINAL ANSWER: Villeta"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 31.35639,
      "lon": 108.67045,
      "name": "Heyan"
    },
    "candidate_points": [
      {
        "lat": 40.74786,
        "lon": 141.2494,
        "name": "Toyota"
      },
      {
        "lat": 35.20889,
        "lon": 111.73861,
        "name": "Changzhi"
      },
      {
        "lat": 8.96249,
        "lon": -71.60754,
        "name": "Pueblo Nuevo El Chivo"
      },
      {
        "lat": -37.8228,
        "lon": 144.96434,
        "name": "Southbank"
      }
    ],
    "question": "Which city is closest to Heyan: Toyota, Changzhi, Pueblo Nuevo El Chivo, Southbank?",
    "ground_truth": {
      "answer": "Changzhi",
      "distance_km": 514.6,
      "all_distances_km": {
        "Toyota": 3088.2,
        "Changzhi": 514.6,
        "Pueblo Nuevo El Chivo": 15531.7,
        "Southbank": 8564.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Heyan: Toyota, Changzhi, Pueblo Nuevo El Chivo, Southba...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Toyota: 3088.2 km",
      "  Changzhi: 514.6 km",
      "  Pueblo Nuevo El Chivo: 15531.7 km",
      "  Southbank: 8564.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Changzhi at 514.6 km",
      "FINAL ANSWER: Changzhi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.73413,
      "lon": 139.9065,
      "name": "Ichikawa"
    },
    "candidate_points": [
      {
        "lat": 4.58056,
        "lon": 9.66472,
        "name": "Njombé"
      },
      {
        "lat": -4.45194,
        "lon": -37.79722,
        "name": "Fortim"
      },
      {
        "lat": -10.40556,
        "lon": -36.43444,
        "name": "Piaçabuçu"
      },
      {
        "lat": -38.18333,
        "lon": 145.08333,
        "name": "Mount Eliza"
      }
    ],
    "question": "Which city is closest to Ichikawa: Njombé, Fortim, Piaçabuçu, Mount Eliza?",
    "ground_truth": {
      "answer": "Mount Eliza",
      "distance_km": 8236.5,
      "all_distances_km": {
        "Njombé": 13168.8,
        "Fortim": 16528.7,
        "Piaçabuçu": 17174.5,
        "Mount Eliza": 8236.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ichikawa: Njombé, Fortim, Piaçabuçu, Mount Eliza?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Njombé: 13168.8 km",
      "  Fortim: 16528.7 km",
      "  Piaçabuçu: 17174.5 km",
      "  Mount Eliza: 8236.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Mount Eliza at 8236.5 km",
      "FINAL ANSWER: Mount Eliza"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.06513,
      "lon": 5.08856,
      "name": "Tessenderlo"
    },
    "candidate_points": [
      {
        "lat": 54.72531,
        "lon": 39.51305,
        "name": "Rybnoye"
      },
      {
        "lat": 37.66442,
        "lon": 139.03502,
        "name": "Kamo"
      },
      {
        "lat": 28.35311,
        "lon": 76.94036,
        "name": "Mānesar"
      },
      {
        "lat": 32.02684,
        "lon": 12.35643,
        "name": "Ar Rayāyinah"
      }
    ],
    "question": "Which city is closest to Tessenderlo: Rybnoye, Kamo, Mānesar, Ar Rayāyinah?",
    "ground_truth": {
      "answer": "Ar Rayāyinah",
      "distance_km": 2199.0,
      "all_distances_km": {
        "Rybnoye": 2320.4,
        "Kamo": 9176.6,
        "Mānesar": 6360.6,
        "Ar Rayāyinah": 2199.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tessenderlo: Rybnoye, Kamo, Mānesar, Ar Rayāyinah?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Rybnoye: 2320.4 km",
      "  Kamo: 9176.6 km",
      "  Mānesar: 6360.6 km",
      "  Ar Rayāyinah: 2199.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Ar Rayāyinah at 2199.0 km",
      "FINAL ANSWER: Ar Rayāyinah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 33.36154,
      "lon": 130.40476,
      "name": "Ishinari"
    },
    "candidate_points": [
      {
        "lat": -28.77897,
        "lon": 114.61459,
        "name": "Geraldton"
      },
      {
        "lat": 47.69332,
        "lon": 2.63094,
        "name": "Gien"
      },
      {
        "lat": 45.21439,
        "lon": 39.6884,
        "name": "Ust’-Labinsk"
      },
      {
        "lat": 50.01997,
        "lon": 8.69611,
        "name": "Dreieich"
      }
    ],
    "question": "Which city is closest to Ishinari: Geraldton, Gien, Ust’-Labinsk, Dreieich?",
    "ground_truth": {
      "answer": "Geraldton",
      "distance_km": 7107.2,
      "all_distances_km": {
        "Geraldton": 7107.2,
        "Gien": 9610.2,
        "Ust’-Labinsk": 7503.8,
        "Dreieich": 9117.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ishinari: Geraldton, Gien, Ust’-Labinsk, Dreieich?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Geraldton: 7107.2 km",
      "  Gien: 9610.2 km",
      "  Ust’-Labinsk: 7503.8 km",
      "  Dreieich: 9117.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Geraldton at 7107.2 km",
      "FINAL ANSWER: Geraldton"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -9.97056,
      "lon": -37.00333,
      "name": "Traipu"
    },
    "candidate_points": [
      {
        "lat": -22.91817,
        "lon": -43.20397,
        "name": "Estácio"
      },
      {
        "lat": 58.46151,
        "lon": 8.77253,
        "name": "Arendal"
      },
      {
        "lat": -8.46604,
        "lon": 28.90079,
        "name": "Pweto"
      },
      {
        "lat": 34.84833,
        "lon": 135.61678,
        "name": "Takatsuki"
      }
    ],
    "question": "Which city is closest to Traipu: Estácio, Arendal, Pweto, Takatsuki?",
    "ground_truth": {
      "answer": "Estácio",
      "distance_km": 1583.6,
      "all_distances_km": {
        "Estácio": 1583.6,
        "Arendal": 8648.2,
        "Pweto": 7223.5,
        "Takatsuki": 17149.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Traipu: Estácio, Arendal, Pweto, Takatsuki?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Estácio: 1583.6 km",
      "  Arendal: 8648.2 km",
      "  Pweto: 7223.5 km",
      "  Takatsuki: 17149.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Estácio at 1583.6 km",
      "FINAL ANSWER: Estácio"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 5.0491,
      "lon": -6.74477,
      "name": "Gagny"
    },
    "candidate_points": [
      {
        "lat": 24.88352,
        "lon": 90.72898,
        "name": "Netrakona"
      },
      {
        "lat": 38.37906,
        "lon": -4.84827,
        "name": "Pozoblanco"
      },
      {
        "lat": 51.38707,
        "lon": 7.77019,
        "name": "Hemer"
      },
      {
        "lat": 47.71916,
        "lon": 40.21603,
        "name": "Shakhty"
      }
    ],
    "question": "Which city is closest to Gagny: Netrakona, Pozoblanco, Hemer, Shakhty?",
    "ground_truth": {
      "answer": "Pozoblanco",
      "distance_km": 3711.1,
      "all_distances_km": {
        "Netrakona": 10521.0,
        "Pozoblanco": 3711.1,
        "Hemer": 5325.1,
        "Shakhty": 6504.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Gagny: Netrakona, Pozoblanco, Hemer, Shakhty?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Netrakona: 10521.0 km",
      "  Pozoblanco: 3711.1 km",
      "  Hemer: 5325.1 km",
      "  Shakhty: 6504.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Pozoblanco at 3711.1 km",
      "FINAL ANSWER: Pozoblanco"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 19.79632,
      "lon": 75.22648,
      "name": "Waluj Buzurg"
    },
    "candidate_points": [
      {
        "lat": 34.67534,
        "lon": 133.75091,
        "name": "Sōja"
      },
      {
        "lat": 1.08647,
        "lon": -77.61858,
        "name": "Túquerres"
      },
      {
        "lat": -29.97528,
        "lon": -50.12806,
        "name": "Imbé"
      },
      {
        "lat": -3.0804,
        "lon": 29.391,
        "name": "Bubanza"
      }
    ],
    "question": "Which city is closest to Waluj Buzurg: Sōja, Túquerres, Imbé, Bubanza?",
    "ground_truth": {
      "answer": "Bubanza",
      "distance_km": 5612.7,
      "all_distances_km": {
        "Sōja": 5934.0,
        "Túquerres": 16252.5,
        "Imbé": 14439.1,
        "Bubanza": 5612.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Waluj Buzurg: Sōja, Túquerres, Imbé, Bubanza?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sōja: 5934.0 km",
      "  Túquerres: 16252.5 km",
      "  Imbé: 14439.1 km",
      "  Bubanza: 5612.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Bubanza at 5612.7 km",
      "FINAL ANSWER: Bubanza"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 53.86437,
      "lon": 21.30507,
      "name": "Mrągowo"
    },
    "candidate_points": [
      {
        "lat": 55.81242,
        "lon": 38.99155,
        "name": "Orekhovo-Zuyevo"
      },
      {
        "lat": 43.62558,
        "lon": 13.39954,
        "name": "Falconara Marittima"
      },
      {
        "lat": 36.6793,
        "lon": 46.5669,
        "name": "Shāhīn Dezh"
      },
      {
        "lat": 31.23913,
        "lon": 121.36779,
        "name": "Changzheng"
      }
    ],
    "question": "Which city is closest to Mrągowo: Orekhovo-Zuyevo, Falconara Marittima, Shāhīn Dezh, Changzheng?",
    "ground_truth": {
      "answer": "Orekhovo-Zuyevo",
      "distance_km": 1149.8,
      "all_distances_km": {
        "Orekhovo-Zuyevo": 1149.8,
        "Falconara Marittima": 1275.7,
        "Shāhīn Dezh": 2721.7,
        "Changzheng": 7859.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mrągowo: Orekhovo-Zuyevo, Falconara Marittima, Shāhīn D...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Orekhovo-Zuyevo: 1149.8 km",
      "  Falconara Marittima: 1275.7 km",
      "  Shāhīn Dezh: 2721.7 km",
      "  Changzheng: 7859.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Orekhovo-Zuyevo at 1149.8 km",
      "FINAL ANSWER: Orekhovo-Zuyevo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 47.7522,
      "lon": 37.67761,
      "name": "Dokuchaievsk"
    },
    "candidate_points": [
      {
        "lat": 53.78376,
        "lon": 20.49272,
        "name": "Olsztyn"
      },
      {
        "lat": 39.92595,
        "lon": -75.11962,
        "name": "Camden"
      },
      {
        "lat": -38.09968,
        "lon": 145.17248,
        "name": "Carrum Downs"
      },
      {
        "lat": 35.06615,
        "lon": 106.03324,
        "name": "Maguan"
      }
    ],
    "question": "Which city is closest to Dokuchaievsk: Olsztyn, Camden, Carrum Downs, Maguan?",
    "ground_truth": {
      "answer": "Olsztyn",
      "distance_km": 1377.1,
      "all_distances_km": {
        "Olsztyn": 1377.1,
        "Camden": 8230.6,
        "Carrum Downs": 14234.1,
        "Maguan": 5679.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Dokuchaievsk: Olsztyn, Camden, Carrum Downs, Maguan?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Olsztyn: 1377.1 km",
      "  Camden: 8230.6 km",
      "  Carrum Downs: 14234.1 km",
      "  Maguan: 5679.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Olsztyn at 1377.1 km",
      "FINAL ANSWER: Olsztyn"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 11.83695,
      "lon": 75.44904,
      "name": "Kadachira"
    },
    "candidate_points": [
      {
        "lat": 51.66166,
        "lon": 6.96514,
        "name": "Dorsten"
      },
      {
        "lat": 43.45777,
        "lon": -88.83733,
        "name": "Beaver Dam"
      },
      {
        "lat": -10.73833,
        "lon": -37.81111,
        "name": "Simão Dias"
      },
      {
        "lat": -38.03333,
        "lon": 145.25,
        "name": "Hampton Park"
      }
    ],
    "question": "Which city is closest to Kadachira: Dorsten, Beaver Dam, Simão Dias, Hampton Park?",
    "ground_truth": {
      "answer": "Dorsten",
      "distance_km": 7499.6,
      "all_distances_km": {
        "Dorsten": 7499.6,
        "Beaver Dam": 13663.0,
        "Simão Dias": 12754.7,
        "Hampton Park": 9114.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kadachira: Dorsten, Beaver Dam, Simão Dias, Hampton Par...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Dorsten: 7499.6 km",
      "  Beaver Dam: 13663.0 km",
      "  Simão Dias: 12754.7 km",
      "  Hampton Park: 9114.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Dorsten at 7499.6 km",
      "FINAL ANSWER: Dorsten"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.49664,
      "lon": 4.54214,
      "name": "Ilorin"
    },
    "candidate_points": [
      {
        "lat": 22.18659,
        "lon": 112.30424,
        "name": "Encheng"
      },
      {
        "lat": 36.39333,
        "lon": 119.30861,
        "name": "Shidui"
      },
      {
        "lat": 13.10778,
        "lon": 80.12056,
        "name": "Reddipālaiyam"
      },
      {
        "lat": 48.8486,
        "lon": 2.43769,
        "name": "Vincennes"
      }
    ],
    "question": "Which city is closest to Ilorin: Encheng, Shidui, Reddipālaiyam, Vincennes?",
    "ground_truth": {
      "answer": "Vincennes",
      "distance_km": 4491.3,
      "all_distances_km": {
        "Encheng": 11444.1,
        "Shidui": 11590.1,
        "Reddipālaiyam": 8243.2,
        "Vincennes": 4491.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ilorin: Encheng, Shidui, Reddipālaiyam, Vincennes?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Encheng: 11444.1 km",
      "  Shidui: 11590.1 km",
      "  Reddipālaiyam: 8243.2 km",
      "  Vincennes: 4491.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Vincennes at 4491.3 km",
      "FINAL ANSWER: Vincennes"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -15.72028,
      "lon": 39.3425,
      "name": "Nametil"
    },
    "candidate_points": [
      {
        "lat": 31.21114,
        "lon": 31.05119,
        "name": "Sīdī Ghāzī"
      },
      {
        "lat": 25.31668,
        "lon": 83.01041,
        "name": "Varanasi"
      },
      {
        "lat": 37.38496,
        "lon": 27.25643,
        "name": "Didim"
      },
      {
        "lat": -5.07417,
        "lon": -37.98861,
        "name": "Quixeré"
      }
    ],
    "question": "Which city is closest to Nametil: Sīdī Ghāzī, Varanasi, Didim, Quixeré?",
    "ground_truth": {
      "answer": "Sīdī Ghāzī",
      "distance_km": 5293.2,
      "all_distances_km": {
        "Sīdī Ghāzī": 5293.2,
        "Varanasi": 6571.5,
        "Didim": 6039.0,
        "Quixeré": 8501.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nametil: Sīdī Ghāzī, Varanasi, Didim, Quixeré?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sīdī Ghāzī: 5293.2 km",
      "  Varanasi: 6571.5 km",
      "  Didim: 6039.0 km",
      "  Quixeré: 8501.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Sīdī Ghāzī at 5293.2 km",
      "FINAL ANSWER: Sīdī Ghāzī"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.51872,
      "lon": -74.4121,
      "name": "Edison"
    },
    "candidate_points": [
      {
        "lat": 42.33065,
        "lon": -71.09116,
        "name": "Roxbury Crossing"
      },
      {
        "lat": 13.44761,
        "lon": 144.80109,
        "name": "Mangilao Village"
      },
      {
        "lat": -17.73111,
        "lon": -49.09944,
        "name": "Morrinhos"
      },
      {
        "lat": 53.56667,
        "lon": 10.08333,
        "name": "Marienthal"
      }
    ],
    "question": "Which city is closest to Edison: Roxbury Crossing, Mangilao Village, Morrinhos, Marienthal?",
    "ground_truth": {
      "answer": "Roxbury Crossing",
      "distance_km": 342.4,
      "all_distances_km": {
        "Roxbury Crossing": 342.4,
        "Mangilao Village": 12781.4,
        "Morrinhos": 6985.9,
        "Marienthal": 6174.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Edison: Roxbury Crossing, Mangilao Village, Morrinhos, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Roxbury Crossing: 342.4 km",
      "  Mangilao Village: 12781.4 km",
      "  Morrinhos: 6985.9 km",
      "  Marienthal: 6174.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Roxbury Crossing at 342.4 km",
      "FINAL ANSWER: Roxbury Crossing"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.50361,
      "lon": 7.44278,
      "name": "Héliopolis"
    },
    "candidate_points": [
      {
        "lat": 55.16667,
        "lon": -118.80271,
        "name": "Grande Prairie"
      },
      {
        "lat": 45.42135,
        "lon": -65.95127,
        "name": "Quispamsis"
      },
      {
        "lat": -8.11278,
        "lon": -35.01472,
        "name": "Jaboatão dos Guararapes"
      },
      {
        "lat": 45.58058,
        "lon": 39.65741,
        "name": "Vyselki"
      }
    ],
    "question": "Which city is closest to Héliopolis: Grande Prairie, Quispamsis, Jaboatão dos Guararapes, Vyselki?",
    "ground_truth": {
      "answer": "Vyselki",
      "distance_km": 2860.8,
      "all_distances_km": {
        "Grande Prairie": 8615.1,
        "Quispamsis": 6026.7,
        "Jaboatão dos Guararapes": 6648.5,
        "Vyselki": 2860.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Héliopolis: Grande Prairie, Quispamsis, Jaboatão dos Gu...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Grande Prairie: 8615.1 km",
      "  Quispamsis: 6026.7 km",
      "  Jaboatão dos Guararapes: 6648.5 km",
      "  Vyselki: 2860.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Vyselki at 2860.8 km",
      "FINAL ANSWER: Vyselki"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.83033,
      "lon": 0.15171,
      "name": "Saïda"
    },
    "candidate_points": [
      {
        "lat": 4.57083,
        "lon": 28.39417,
        "name": "Yambio"
      },
      {
        "lat": -8.90769,
        "lon": 17.05339,
        "name": "Cunda diá Baze"
      },
      {
        "lat": -46.4,
        "lon": 168.35,
        "name": "Invercargill"
      },
      {
        "lat": 41.23922,
        "lon": -81.34594,
        "name": "Streetsboro"
      }
    ],
    "question": "Which city is closest to Saïda: Yambio, Cunda diá Baze, Invercargill, Streetsboro?",
    "ground_truth": {
      "answer": "Yambio",
      "distance_km": 4444.8,
      "all_distances_km": {
        "Yambio": 4444.8,
        "Cunda diá Baze": 5178.2,
        "Invercargill": 18391.8,
        "Streetsboro": 6906.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Saïda: Yambio, Cunda diá Baze, Invercargill, Streetsbor...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Yambio: 4444.8 km",
      "  Cunda diá Baze: 5178.2 km",
      "  Invercargill: 18391.8 km",
      "  Streetsboro: 6906.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Yambio at 4444.8 km",
      "FINAL ANSWER: Yambio"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 13.33956,
      "lon": 100.92964,
      "name": "Ban Ang Sila"
    },
    "candidate_points": [
      {
        "lat": 40.22,
        "lon": 44.53833,
        "name": "Kanaker-Zeytun"
      },
      {
        "lat": 11.75617,
        "lon": 79.76693,
        "name": "Cuddalore"
      },
      {
        "lat": 37.4614,
        "lon": -3.92301,
        "name": "Alcalá la Real"
      },
      {
        "lat": 53.39452,
        "lon": -2.06292,
        "name": "Marple"
      }
    ],
    "question": "Which city is closest to Ban Ang Sila: Kanaker-Zeytun, Cuddalore, Alcalá la Real, Marple?",
    "ground_truth": {
      "answer": "Cuddalore",
      "distance_km": 2303.0,
      "all_distances_km": {
        "Kanaker-Zeytun": 6218.9,
        "Cuddalore": 2303.0,
        "Alcalá la Real": 10375.0,
        "Marple": 9658.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ban Ang Sila: Kanaker-Zeytun, Cuddalore, Alcalá la Real...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kanaker-Zeytun: 6218.9 km",
      "  Cuddalore: 2303.0 km",
      "  Alcalá la Real: 10375.0 km",
      "  Marple: 9658.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Cuddalore at 2303.0 km",
      "FINAL ANSWER: Cuddalore"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -4.4835,
      "lon": -46.85326,
      "name": "Bom Jesus das Selvas"
    },
    "candidate_points": [
      {
        "lat": -27.49417,
        "lon": -48.65556,
        "name": "Biguaçu"
      },
      {
        "lat": 10.55,
        "lon": -5.76667,
        "name": "Kadiolo"
      },
      {
        "lat": 34.19543,
        "lon": -79.76256,
        "name": "Florence"
      },
      {
        "lat": 27.05918,
        "lon": 68.21022,
        "name": "Kandiaro"
      }
    ],
    "question": "Which city is closest to Bom Jesus das Selvas: Biguaçu, Kadiolo, Florence, Kandiaro?",
    "ground_truth": {
      "answer": "Biguaçu",
      "distance_km": 2565.8,
      "all_distances_km": {
        "Biguaçu": 2565.8,
        "Kadiolo": 4846.0,
        "Florence": 5513.4,
        "Kandiaro": 12710.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bom Jesus das Selvas: Biguaçu, Kadiolo, Florence, Kandi...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Biguaçu: 2565.8 km",
      "  Kadiolo: 4846.0 km",
      "  Florence: 5513.4 km",
      "  Kandiaro: 12710.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Biguaçu at 2565.8 km",
      "FINAL ANSWER: Biguaçu"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.77995,
      "lon": 139.90144,
      "name": "Matsudo"
    },
    "candidate_points": [
      {
        "lat": 34.31417,
        "lon": 47.065,
        "name": "Kermanshah"
      },
      {
        "lat": 35.64842,
        "lon": 127.51523,
        "name": "Changsu"
      },
      {
        "lat": -28.33057,
        "lon": 28.99087,
        "name": "Tshiame"
      },
      {
        "lat": 30.56412,
        "lon": 31.93386,
        "name": "Al Qaşşāşīn"
      }
    ],
    "question": "Which city is closest to Matsudo: Kermanshah, Changsu, Tshiame, Al Qaşşāşīn?",
    "ground_truth": {
      "answer": "Changsu",
      "distance_km": 1117.6,
      "all_distances_km": {
        "Kermanshah": 8090.1,
        "Changsu": 1117.6,
        "Tshiame": 13583.9,
        "Al Qaşşāşīn": 9485.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Matsudo: Kermanshah, Changsu, Tshiame, Al Qaşşāşīn?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kermanshah: 8090.1 km",
      "  Changsu: 1117.6 km",
      "  Tshiame: 13583.9 km",
      "  Al Qaşşāşīn: 9485.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Changsu at 1117.6 km",
      "FINAL ANSWER: Changsu"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.34948,
      "lon": -0.2494,
      "name": "Ewell"
    },
    "candidate_points": [
      {
        "lat": 6.49224,
        "lon": -6.58558,
        "name": "Issia"
      },
      {
        "lat": -21.83611,
        "lon": -45.40056,
        "name": "Campanha"
      },
      {
        "lat": 27.81993,
        "lon": -82.68944,
        "name": "West and East Lealman"
      },
      {
        "lat": 29.32416,
        "lon": 78.38724,
        "name": "Nihtaur"
      }
    ],
    "question": "Which city is closest to Ewell: Issia, Campanha, West and East Lealman, Nihtaur?",
    "ground_truth": {
      "answer": "Issia",
      "distance_km": 5022.0,
      "all_distances_km": {
        "Issia": 5022.0,
        "Campanha": 9251.6,
        "West and East Lealman": 7125.1,
        "Nihtaur": 6746.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ewell: Issia, Campanha, West and East Lealman, Nihtaur?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Issia: 5022.0 km",
      "  Campanha: 9251.6 km",
      "  West and East Lealman: 7125.1 km",
      "  Nihtaur: 6746.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Issia at 5022.0 km",
      "FINAL ANSWER: Issia"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 14.588,
      "lon": 120.993,
      "name": "Paco"
    },
    "candidate_points": [
      {
        "lat": 1.34067,
        "lon": 103.77301,
        "name": "Anak Bukit"
      },
      {
        "lat": 39.5963,
        "lon": -119.77602,
        "name": "Sun Valley"
      },
      {
        "lat": -34.26237,
        "lon": -62.71128,
        "name": "Rufino"
      },
      {
        "lat": -22.70556,
        "lon": -46.98583,
        "name": "Jaguariúna"
      }
    ],
    "question": "Which city is closest to Paco: Anak Bukit, Sun Valley, Rufino, Jaguariúna?",
    "ground_truth": {
      "answer": "Anak Bukit",
      "distance_km": 2397.6,
      "all_distances_km": {
        "Anak Bukit": 2397.6,
        "Sun Valley": 11314.0,
        "Rufino": 17796.0,
        "Jaguariúna": 18461.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Paco: Anak Bukit, Sun Valley, Rufino, Jaguariúna?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Anak Bukit: 2397.6 km",
      "  Sun Valley: 11314.0 km",
      "  Rufino: 17796.0 km",
      "  Jaguariúna: 18461.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Anak Bukit at 2397.6 km",
      "FINAL ANSWER: Anak Bukit"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -9.04583,
      "lon": -36.84611,
      "name": "Iati"
    },
    "candidate_points": [
      {
        "lat": -23.47544,
        "lon": -46.60609,
        "name": "Tucuruvi"
      },
      {
        "lat": -25.09598,
        "lon": 30.44393,
        "name": "Lydenburg"
      },
      {
        "lat": 42.4584,
        "lon": 14.20283,
        "name": "Pescara"
      },
      {
        "lat": 51.96375,
        "lon": 1.3511,
        "name": "Felixstowe"
      }
    ],
    "question": "Which city is closest to Iati: Tucuruvi, Lydenburg, Pescara, Felixstowe?",
    "ground_truth": {
      "answer": "Tucuruvi",
      "distance_km": 1911.1,
      "all_distances_km": {
        "Tucuruvi": 1911.1,
        "Lydenburg": 7302.4,
        "Pescara": 7716.5,
        "Felixstowe": 7699.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Iati: Tucuruvi, Lydenburg, Pescara, Felixstowe?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tucuruvi: 1911.1 km",
      "  Lydenburg: 7302.4 km",
      "  Pescara: 7716.5 km",
      "  Felixstowe: 7699.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Tucuruvi at 1911.1 km",
      "FINAL ANSWER: Tucuruvi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -9.10611,
      "lon": 124.8925,
      "name": "Atambua"
    },
    "candidate_points": [
      {
        "lat": 9.29414,
        "lon": 105.72776,
        "name": "Bạc Liêu"
      },
      {
        "lat": 8.1,
        "lon": -80.98333,
        "name": "Santiago de Veraguas"
      },
      {
        "lat": 54.03591,
        "lon": 19.0266,
        "name": "Malbork"
      },
      {
        "lat": 51.62667,
        "lon": 4.93889,
        "name": "Dongen"
      }
    ],
    "question": "Which city is closest to Atambua: Bạc Liêu, Santiago de Veraguas, Malbork, Dongen?",
    "ground_truth": {
      "answer": "Bạc Liêu",
      "distance_km": 2947.6,
      "all_distances_km": {
        "Bạc Liêu": 2947.6,
        "Santiago de Veraguas": 17168.6,
        "Malbork": 11859.6,
        "Dongen": 12840.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Atambua: Bạc Liêu, Santiago de Veraguas, Malbork, Donge...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bạc Liêu: 2947.6 km",
      "  Santiago de Veraguas: 17168.6 km",
      "  Malbork: 11859.6 km",
      "  Dongen: 12840.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Bạc Liêu at 2947.6 km",
      "FINAL ANSWER: Bạc Liêu"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 23.34316,
      "lon": 85.3094,
      "name": "Ranchi"
    },
    "candidate_points": [
      {
        "lat": 35.27814,
        "lon": 126.51181,
        "name": "Yeonggwang"
      },
      {
        "lat": 18.0883,
        "lon": -96.12535,
        "name": "Tuxtepec"
      },
      {
        "lat": 19.14876,
        "lon": -96.9676,
        "name": "Huatusco"
      },
      {
        "lat": 5.92665,
        "lon": -0.98577,
        "name": "Akim Oda"
      }
    ],
    "question": "Which city is closest to Ranchi: Yeonggwang, Tuxtepec, Huatusco, Akim Oda?",
    "ground_truth": {
      "answer": "Yeonggwang",
      "distance_km": 4175.7,
      "all_distances_km": {
        "Yeonggwang": 4175.7,
        "Tuxtepec": 15405.5,
        "Huatusco": 15283.7,
        "Akim Oda": 9369.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ranchi: Yeonggwang, Tuxtepec, Huatusco, Akim Oda?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Yeonggwang: 4175.7 km",
      "  Tuxtepec: 15405.5 km",
      "  Huatusco: 15283.7 km",
      "  Akim Oda: 9369.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Yeonggwang at 4175.7 km",
      "FINAL ANSWER: Yeonggwang"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 13.35,
      "lon": 74.78333,
      "name": "Manipal"
    },
    "candidate_points": [
      {
        "lat": 37.9075,
        "lon": 125.51,
        "name": "Kangnyŏng"
      },
      {
        "lat": 22.35,
        "lon": 114.18333,
        "name": "Wong Tai Sin"
      },
      {
        "lat": -22.84694,
        "lon": -45.22972,
        "name": "Aparecida"
      },
      {
        "lat": 30.76128,
        "lon": 30.69972,
        "name": "Kawm Ḩamādah"
      }
    ],
    "question": "Which city is closest to Manipal: Kangnyŏng, Wong Tai Sin, Aparecida, Kawm Ḩamādah?",
    "ground_truth": {
      "answer": "Wong Tai Sin",
      "distance_km": 4275.2,
      "all_distances_km": {
        "Kangnyŏng": 5683.2,
        "Wong Tai Sin": 4275.2,
        "Aparecida": 13627.8,
        "Kawm Ḩamādah": 4898.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Manipal: Kangnyŏng, Wong Tai Sin, Aparecida, Kawm Ḩamād...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kangnyŏng: 5683.2 km",
      "  Wong Tai Sin: 4275.2 km",
      "  Aparecida: 13627.8 km",
      "  Kawm Ḩamādah: 4898.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Wong Tai Sin at 4275.2 km",
      "FINAL ANSWER: Wong Tai Sin"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.61739,
      "lon": 10.99466,
      "name": "Bekalta"
    },
    "candidate_points": [
      {
        "lat": -11.3,
        "lon": 35.03333,
        "name": "Tingi"
      },
      {
        "lat": -6.43306,
        "lon": -43.98361,
        "name": "Paraibano"
      },
      {
        "lat": 28.04223,
        "lon": 105.81038,
        "name": "Gulin"
      },
      {
        "lat": 25.90175,
        "lon": -97.49748,
        "name": "Brownsville"
      }
    ],
    "question": "Which city is closest to Bekalta: Tingi, Paraibano, Gulin, Brownsville?",
    "ground_truth": {
      "answer": "Tingi",
      "distance_km": 5796.2,
      "all_distances_km": {
        "Tingi": 5796.2,
        "Paraibano": 7397.3,
        "Gulin": 8636.5,
        "Brownsville": 9864.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bekalta: Tingi, Paraibano, Gulin, Brownsville?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tingi: 5796.2 km",
      "  Paraibano: 7397.3 km",
      "  Gulin: 8636.5 km",
      "  Brownsville: 9864.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Tingi at 5796.2 km",
      "FINAL ANSWER: Tingi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -4.56444,
      "lon": -38.92222,
      "name": "Itapiúna"
    },
    "candidate_points": [
      {
        "lat": -33.04823,
        "lon": -71.3729,
        "name": "Villa Alemana"
      },
      {
        "lat": 13.56667,
        "lon": -15.6,
        "name": "Farafenni"
      },
      {
        "lat": 45.74906,
        "lon": 4.84789,
        "name": "Lyon"
      },
      {
        "lat": 34.74648,
        "lon": -92.28959,
        "name": "Little Rock"
      }
    ],
    "question": "Which city is closest to Itapiúna: Villa Alemana, Farafenni, Lyon, Little Rock?",
    "ground_truth": {
      "answer": "Farafenni",
      "distance_km": 3269.7,
      "all_distances_km": {
        "Villa Alemana": 4619.1,
        "Farafenni": 3269.7,
        "Lyon": 7067.3,
        "Little Rock": 7081.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Itapiúna: Villa Alemana, Farafenni, Lyon, Little Rock?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Villa Alemana: 4619.1 km",
      "  Farafenni: 3269.7 km",
      "  Lyon: 7067.3 km",
      "  Little Rock: 7081.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Farafenni at 3269.7 km",
      "FINAL ANSWER: Farafenni"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -3.20333,
      "lon": -52.20639,
      "name": "Altamira"
    },
    "candidate_points": [
      {
        "lat": -21.12611,
        "lon": -46.42028,
        "name": "Nova Resende"
      },
      {
        "lat": 40.90399,
        "lon": -74.11848,
        "name": "Elmwood Park"
      },
      {
        "lat": 6.95766,
        "lon": 35.55746,
        "name": "Komtikas"
      },
      {
        "lat": 24.86919,
        "lon": 92.35543,
        "name": "Karīmganj"
      }
    ],
    "question": "Which city is closest to Altamira: Nova Resende, Elmwood Park, Komtikas, Karīmganj?",
    "ground_truth": {
      "answer": "Nova Resende",
      "distance_km": 2088.9,
      "all_distances_km": {
        "Nova Resende": 2088.9,
        "Elmwood Park": 5385.3,
        "Komtikas": 9804.3,
        "Karīmganj": 15522.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Altamira: Nova Resende, Elmwood Park, Komtikas, Karīmga...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nova Resende: 2088.9 km",
      "  Elmwood Park: 5385.3 km",
      "  Komtikas: 9804.3 km",
      "  Karīmganj: 15522.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Nova Resende at 2088.9 km",
      "FINAL ANSWER: Nova Resende"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -30.72644,
      "lon": -64.80387,
      "name": "Cruz del Eje"
    },
    "candidate_points": [
      {
        "lat": 44.55201,
        "lon": -69.63171,
        "name": "Waterville"
      },
      {
        "lat": 51.15662,
        "lon": 4.44504,
        "name": "Edegem"
      },
      {
        "lat": 46.16852,
        "lon": 9.87134,
        "name": "Sondrio"
      },
      {
        "lat": 33.63889,
        "lon": 50.08003,
        "name": "Khomeyn"
      }
    ],
    "question": "Which city is closest to Cruz del Eje: Waterville, Edegem, Sondrio, Khomeyn?",
    "ground_truth": {
      "answer": "Waterville",
      "distance_km": 8384.9,
      "all_distances_km": {
        "Waterville": 8384.9,
        "Edegem": 11335.5,
        "Sondrio": 11363.6,
        "Khomeyn": 13982.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Cruz del Eje: Waterville, Edegem, Sondrio, Khomeyn?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Waterville: 8384.9 km",
      "  Edegem: 11335.5 km",
      "  Sondrio: 11363.6 km",
      "  Khomeyn: 13982.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Waterville at 8384.9 km",
      "FINAL ANSWER: Waterville"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -2.1057,
      "lon": 29.9417,
      "name": "Mugina"
    },
    "candidate_points": [
      {
        "lat": 32.58345,
        "lon": 14.03627,
        "name": "Msalātah"
      },
      {
        "lat": 49.48667,
        "lon": 105.92278,
        "name": "Darhan"
      },
      {
        "lat": 41.66616,
        "lon": -81.33955,
        "name": "Mentor"
      },
      {
        "lat": 13.10732,
        "lon": -59.62021,
        "name": "Bridgetown"
      }
    ],
    "question": "Which city is closest to Mugina: Msalātah, Darhan, Mentor, Bridgetown?",
    "ground_truth": {
      "answer": "Msalātah",
      "distance_km": 4204.6,
      "all_distances_km": {
        "Msalātah": 4204.6,
        "Darhan": 9181.3,
        "Mentor": 11917.9,
        "Bridgetown": 10013.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mugina: Msalātah, Darhan, Mentor, Bridgetown?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Msalātah: 4204.6 km",
      "  Darhan: 9181.3 km",
      "  Mentor: 11917.9 km",
      "  Bridgetown: 10013.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Msalātah at 4204.6 km",
      "FINAL ANSWER: Msalātah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.64387,
      "lon": -10.9714,
      "name": "Koidu"
    },
    "candidate_points": [
      {
        "lat": 35.06544,
        "lon": 1.04945,
        "name": "Frenda"
      },
      {
        "lat": 36.67446,
        "lon": 10.15633,
        "name": "La Mohammedia"
      },
      {
        "lat": -2.23111,
        "lon": -45.3,
        "name": "Santa Helena"
      },
      {
        "lat": 47.49958,
        "lon": 19.05115,
        "name": "Budapest V. kerület"
      }
    ],
    "question": "Which city is closest to Koidu: Frenda, La Mohammedia, Santa Helena, Budapest V. kerület?",
    "ground_truth": {
      "answer": "Frenda",
      "distance_km": 3182.6,
      "all_distances_km": {
        "Frenda": 3182.6,
        "La Mohammedia": 3776.6,
        "Santa Helena": 3992.7,
        "Budapest V. kerület": 5163.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Koidu: Frenda, La Mohammedia, Santa Helena, Budapest V....",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Frenda: 3182.6 km",
      "  La Mohammedia: 3776.6 km",
      "  Santa Helena: 3992.7 km",
      "  Budapest V. kerület: 5163.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Frenda at 3182.6 km",
      "FINAL ANSWER: Frenda"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 58.10737,
      "lon": 57.81063,
      "name": "Lys’va"
    },
    "candidate_points": [
      {
        "lat": -37.70462,
        "lon": 145.10302,
        "name": "Greensborough"
      },
      {
        "lat": -37.8318,
        "lon": 140.77919,
        "name": "Mount Gambier"
      },
      {
        "lat": -3.31687,
        "lon": 17.38063,
        "name": "Bandundu Province"
      },
      {
        "lat": 41.02001,
        "lon": -92.4113,
        "name": "Ottumwa"
      }
    ],
    "question": "Which city is closest to Lys’va: Greensborough, Mount Gambier, Bandundu Province, Ottumwa?",
    "ground_truth": {
      "answer": "Bandundu Province",
      "distance_km": 7713.4,
      "all_distances_km": {
        "Greensborough": 13339.9,
        "Mount Gambier": 13122.5,
        "Bandundu Province": 7713.4,
        "Ottumwa": 8651.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Lys’va: Greensborough, Mount Gambier, Bandundu Province...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Greensborough: 13339.9 km",
      "  Mount Gambier: 13122.5 km",
      "  Bandundu Province: 7713.4 km",
      "  Ottumwa: 8651.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Bandundu Province at 7713.4 km",
      "FINAL ANSWER: Bandundu Province"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -38.05916,
      "lon": 145.40947,
      "name": "Officer"
    },
    "candidate_points": [
      {
        "lat": 45.11326,
        "lon": 41.0365,
        "name": "Novokubansk"
      },
      {
        "lat": 43.22824,
        "lon": 44.63322,
        "name": "Kantyshevo"
      },
      {
        "lat": 9.96152,
        "lon": 78.1118,
        "name": "Ānaiyūr"
      },
      {
        "lat": 41.94175,
        "lon": 123.50266,
        "name": "Hushitai"
      }
    ],
    "question": "Which city is closest to Officer: Novokubansk, Kantyshevo, Ānaiyūr, Hushitai?",
    "ground_truth": {
      "answer": "Ānaiyūr",
      "distance_km": 8772.4,
      "all_distances_km": {
        "Novokubansk": 13908.2,
        "Kantyshevo": 13562.6,
        "Ānaiyūr": 8772.4,
        "Hushitai": 9168.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Officer: Novokubansk, Kantyshevo, Ānaiyūr, Hushitai?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Novokubansk: 13908.2 km",
      "  Kantyshevo: 13562.6 km",
      "  Ānaiyūr: 8772.4 km",
      "  Hushitai: 9168.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Ānaiyūr at 8772.4 km",
      "FINAL ANSWER: Ānaiyūr"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 33.81696,
      "lon": -118.03729,
      "name": "Cypress"
    },
    "candidate_points": [
      {
        "lat": 61.00187,
        "lon": 69.02728,
        "name": "Khanty-Mansiysk"
      },
      {
        "lat": 48.07086,
        "lon": 1.33783,
        "name": "Châteaudun"
      },
      {
        "lat": 45.94423,
        "lon": 6.63162,
        "name": "Sallanches"
      },
      {
        "lat": 14.10594,
        "lon": -15.5508,
        "name": "Kaffrine"
      }
    ],
    "question": "Which city is closest to Cypress: Khanty-Mansiysk, Châteaudun, Sallanches, Kaffrine?",
    "ground_truth": {
      "answer": "Châteaudun",
      "distance_km": 9101.5,
      "all_distances_km": {
        "Khanty-Mansiysk": 9452.2,
        "Châteaudun": 9101.5,
        "Sallanches": 9552.6,
        "Kaffrine": 10253.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Cypress: Khanty-Mansiysk, Châteaudun, Sallanches, Kaffr...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Khanty-Mansiysk: 9452.2 km",
      "  Châteaudun: 9101.5 km",
      "  Sallanches: 9552.6 km",
      "  Kaffrine: 10253.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Châteaudun at 9101.5 km",
      "FINAL ANSWER: Châteaudun"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 28.8457,
      "lon": 78.2396,
      "name": "Gajraula"
    },
    "candidate_points": [
      {
        "lat": 4.1842,
        "lon": 102.0468,
        "name": "Kuala Lipis"
      },
      {
        "lat": 29.99883,
        "lon": -95.1766,
        "name": "Atascocita"
      },
      {
        "lat": 44.01667,
        "lon": 20.91667,
        "name": "Kragujevac"
      },
      {
        "lat": 54.38473,
        "lon": 18.61273,
        "name": "Wrzeszcz Dolny"
      }
    ],
    "question": "Which city is closest to Gajraula: Kuala Lipis, Atascocita, Kragujevac, Wrzeszcz Dolny?",
    "ground_truth": {
      "answer": "Kuala Lipis",
      "distance_km": 3718.5,
      "all_distances_km": {
        "Kuala Lipis": 3718.5,
        "Atascocita": 13434.7,
        "Kragujevac": 5284.0,
        "Wrzeszcz Dolny": 5498.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Gajraula: Kuala Lipis, Atascocita, Kragujevac, Wrzeszcz...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kuala Lipis: 3718.5 km",
      "  Atascocita: 13434.7 km",
      "  Kragujevac: 5284.0 km",
      "  Wrzeszcz Dolny: 5498.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Kuala Lipis at 3718.5 km",
      "FINAL ANSWER: Kuala Lipis"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 6.86617,
      "lon": 101.36894,
      "name": "Yaring"
    },
    "candidate_points": [
      {
        "lat": 40.4444,
        "lon": 49.80566,
        "name": "Bilajari"
      },
      {
        "lat": 59.62157,
        "lon": 17.85476,
        "name": "Märsta"
      },
      {
        "lat": 48.62893,
        "lon": 35.2589,
        "name": "Samar"
      },
      {
        "lat": 13.16417,
        "lon": -0.8225,
        "name": "Pissila"
      }
    ],
    "question": "Which city is closest to Yaring: Bilajari, Märsta, Samar, Pissila?",
    "ground_truth": {
      "answer": "Bilajari",
      "distance_km": 6318.2,
      "all_distances_km": {
        "Bilajari": 6318.2,
        "Märsta": 8984.7,
        "Samar": 7692.3,
        "Pissila": 11140.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Yaring: Bilajari, Märsta, Samar, Pissila?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bilajari: 6318.2 km",
      "  Märsta: 8984.7 km",
      "  Samar: 7692.3 km",
      "  Pissila: 11140.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Bilajari at 6318.2 km",
      "FINAL ANSWER: Bilajari"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 13.67717,
      "lon": 100.48407,
      "name": "Chom Thong"
    },
    "candidate_points": [
      {
        "lat": 36.20811,
        "lon": -86.2911,
        "name": "Lebanon"
      },
      {
        "lat": -33.71028,
        "lon": 150.95095,
        "name": "Kellyville"
      },
      {
        "lat": -23.35,
        "lon": 43.66667,
        "name": "Toliara"
      },
      {
        "lat": 51.88571,
        "lon": -0.52288,
        "name": "Dunstable"
      }
    ],
    "question": "Which city is closest to Chom Thong: Lebanon, Kellyville, Toliara, Dunstable?",
    "ground_truth": {
      "answer": "Toliara",
      "distance_km": 7423.8,
      "all_distances_km": {
        "Lebanon": 14422.6,
        "Kellyville": 7501.7,
        "Toliara": 7423.8,
        "Dunstable": 9551.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chom Thong: Lebanon, Kellyville, Toliara, Dunstable?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Lebanon: 14422.6 km",
      "  Kellyville: 7501.7 km",
      "  Toliara: 7423.8 km",
      "  Dunstable: 9551.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Toliara at 7423.8 km",
      "FINAL ANSWER: Toliara"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 1.23132,
      "lon": 34.24773,
      "name": "Sironko"
    },
    "candidate_points": [
      {
        "lat": 8.84651,
        "lon": 7.87354,
        "name": "Keffi"
      },
      {
        "lat": -0.0542,
        "lon": -78.45382,
        "name": "Pomasqui"
      },
      {
        "lat": 2.39341,
        "lon": -75.89232,
        "name": "La Plata"
      },
      {
        "lat": 50.75185,
        "lon": 9.27082,
        "name": "Alsfeld"
      }
    ],
    "question": "Which city is closest to Sironko: Keffi, Pomasqui, La Plata, Alsfeld?",
    "ground_truth": {
      "answer": "Keffi",
      "distance_km": 3039.3,
      "all_distances_km": {
        "Keffi": 3039.3,
        "Pomasqui": 12531.4,
        "La Plata": 12238.3,
        "Alsfeld": 5986.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sironko: Keffi, Pomasqui, La Plata, Alsfeld?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Keffi: 3039.3 km",
      "  Pomasqui: 12531.4 km",
      "  La Plata: 12238.3 km",
      "  Alsfeld: 5986.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Keffi at 3039.3 km",
      "FINAL ANSWER: Keffi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 47.22557,
      "lon": 8.82228,
      "name": "Rapperswil"
    },
    "candidate_points": [
      {
        "lat": 52.92277,
        "lon": -1.47663,
        "name": "Derby"
      },
      {
        "lat": 38.13387,
        "lon": 85.52992,
        "name": "Qiemo"
      },
      {
        "lat": 0.89284,
        "lon": 34.92468,
        "name": "Kiminini"
      },
      {
        "lat": -25.44227,
        "lon": -49.06795,
        "name": "Piraquara"
      }
    ],
    "question": "Which city is closest to Rapperswil: Derby, Qiemo, Kiminini, Piraquara?",
    "ground_truth": {
      "answer": "Derby",
      "distance_km": 968.7,
      "all_distances_km": {
        "Derby": 968.7,
        "Qiemo": 6096.2,
        "Kiminini": 5737.1,
        "Piraquara": 9939.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Rapperswil: Derby, Qiemo, Kiminini, Piraquara?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Derby: 968.7 km",
      "  Qiemo: 6096.2 km",
      "  Kiminini: 5737.1 km",
      "  Piraquara: 9939.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Derby at 968.7 km",
      "FINAL ANSWER: Derby"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 3.65,
      "lon": 10.76667,
      "name": "Eséka"
    },
    "candidate_points": [
      {
        "lat": -8.06667,
        "lon": 111.91667,
        "name": "Kedungwaru"
      },
      {
        "lat": 28.14469,
        "lon": 77.32546,
        "name": "Palwal"
      },
      {
        "lat": 15.76978,
        "lon": 79.67939,
        "name": "Darsi"
      },
      {
        "lat": 34.09751,
        "lon": -117.64839,
        "name": "Upland"
      }
    ],
    "question": "Which city is closest to Eséka: Kedungwaru, Palwal, Darsi, Upland?",
    "ground_truth": {
      "answer": "Palwal",
      "distance_km": 7523.5,
      "all_distances_km": {
        "Kedungwaru": 11290.5,
        "Palwal": 7523.5,
        "Darsi": 7641.9,
        "Upland": 13181.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Eséka: Kedungwaru, Palwal, Darsi, Upland?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kedungwaru: 11290.5 km",
      "  Palwal: 7523.5 km",
      "  Darsi: 7641.9 km",
      "  Upland: 13181.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Palwal at 7523.5 km",
      "FINAL ANSWER: Palwal"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -19.98556,
      "lon": -43.84667,
      "name": "Nova Lima"
    },
    "candidate_points": [
      {
        "lat": 34.78187,
        "lon": 47.59945,
        "name": "Sonqor"
      },
      {
        "lat": 42.48059,
        "lon": -83.47549,
        "name": "Novi"
      },
      {
        "lat": 47.08333,
        "lon": 2.4,
        "name": "Bourges"
      },
      {
        "lat": 11.7891,
        "lon": 34.3592,
        "name": "Ad-Damazin"
      }
    ],
    "question": "Which city is closest to Nova Lima: Sonqor, Novi, Bourges, Ad-Damazin?",
    "ground_truth": {
      "answer": "Novi",
      "distance_km": 8046.3,
      "all_distances_km": {
        "Sonqor": 11384.5,
        "Novi": 8046.3,
        "Bourges": 8775.1,
        "Ad-Damazin": 9252.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nova Lima: Sonqor, Novi, Bourges, Ad-Damazin?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sonqor: 11384.5 km",
      "  Novi: 8046.3 km",
      "  Bourges: 8775.1 km",
      "  Ad-Damazin: 9252.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Novi at 8046.3 km",
      "FINAL ANSWER: Novi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -21.54,
      "lon": -43.01056,
      "name": "São João Nepomuceno"
    },
    "candidate_points": [
      {
        "lat": 33.8464,
        "lon": -118.04673,
        "name": "La Palma"
      },
      {
        "lat": 35.64785,
        "lon": -0.5695,
        "name": "En Nedjma"
      },
      {
        "lat": -3.63045,
        "lon": 39.84992,
        "name": "Kilifi"
      },
      {
        "lat": 1.36259,
        "lon": 109.30093,
        "name": "Kota Sambas"
      }
    ],
    "question": "Which city is closest to São João Nepomuceno: La Palma, En Nedjma, Kilifi, Kota Sambas?",
    "ground_truth": {
      "answer": "En Nedjma",
      "distance_km": 7771.4,
      "all_distances_km": {
        "La Palma": 10039.5,
        "En Nedjma": 7771.4,
        "Kilifi": 9121.5,
        "Kota Sambas": 16270.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to São João Nepomuceno: La Palma, En Nedjma, Kilifi, Kota ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  La Palma: 10039.5 km",
      "  En Nedjma: 7771.4 km",
      "  Kilifi: 9121.5 km",
      "  Kota Sambas: 16270.0 km",
      "Step 3: Find minimum distance",
      "  Closest: En Nedjma at 7771.4 km",
      "FINAL ANSWER: En Nedjma"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 31.83027,
      "lon": 49.86756,
      "name": "Īz̄eh"
    },
    "candidate_points": [
      {
        "lat": 41.98532,
        "lon": 44.1129,
        "name": "Gori"
      },
      {
        "lat": 19.37084,
        "lon": -72.33472,
        "name": "Saint-Michel de l'Atalaye"
      },
      {
        "lat": 18.88139,
        "lon": -99.17778,
        "name": "Jiutepec"
      },
      {
        "lat": -21.04278,
        "lon": -49.37722,
        "name": "Potirendaba"
      }
    ],
    "question": "Which city is closest to Īz̄eh: Gori, Saint-Michel de l'Atalaye, Jiutepec, Potirendaba?",
    "ground_truth": {
      "answer": "Gori",
      "distance_km": 1238.9,
      "all_distances_km": {
        "Gori": 1238.9,
        "Saint-Michel de l'Atalaye": 11631.9,
        "Jiutepec": 13482.0,
        "Potirendaba": 12061.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Īz̄eh: Gori, Saint-Michel de l'Atalaye, Jiutepec, Potir...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gori: 1238.9 km",
      "  Saint-Michel de l'Atalaye: 11631.9 km",
      "  Jiutepec: 13482.0 km",
      "  Potirendaba: 12061.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Gori at 1238.9 km",
      "FINAL ANSWER: Gori"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 29.22254,
      "lon": 79.5286,
      "name": "Haldwani"
    },
    "candidate_points": [
      {
        "lat": 42.69764,
        "lon": 2.89541,
        "name": "Perpignan"
      },
      {
        "lat": 47.05288,
        "lon": -122.29428,
        "name": "Graham"
      },
      {
        "lat": -33.84808,
        "lon": 18.71723,
        "name": "Kraaifontein"
      },
      {
        "lat": -24.75722,
        "lon": -51.76139,
        "name": "Pitanga"
      }
    ],
    "question": "Which city is closest to Haldwani: Perpignan, Graham, Kraaifontein, Pitanga?",
    "ground_truth": {
      "answer": "Perpignan",
      "distance_km": 6822.6,
      "all_distances_km": {
        "Perpignan": 6822.6,
        "Graham": 11255.6,
        "Kraaifontein": 9487.4,
        "Pitanga": 15196.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Haldwani: Perpignan, Graham, Kraaifontein, Pitanga?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Perpignan: 6822.6 km",
      "  Graham: 11255.6 km",
      "  Kraaifontein: 9487.4 km",
      "  Pitanga: 15196.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Perpignan at 6822.6 km",
      "FINAL ANSWER: Perpignan"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -36.9382,
      "lon": 174.84019,
      "name": "Otahuhu"
    },
    "candidate_points": [
      {
        "lat": 14.57047,
        "lon": -90.49925,
        "name": "Santa Catarina Pinula"
      },
      {
        "lat": 32.54487,
        "lon": -94.36742,
        "name": "Marshall"
      },
      {
        "lat": 26.74906,
        "lon": 33.93891,
        "name": "Safaga"
      },
      {
        "lat": 11.78083,
        "lon": -0.73389,
        "name": "Béguédo"
      }
    ],
    "question": "Which city is closest to Otahuhu: Santa Catarina Pinula, Marshall, Safaga, Béguédo?",
    "ground_truth": {
      "answer": "Santa Catarina Pinula",
      "distance_km": 11381.8,
      "all_distances_km": {
        "Santa Catarina Pinula": 11381.8,
        "Marshall": 12167.7,
        "Safaga": 16181.9,
        "Béguédo": 17182.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Otahuhu: Santa Catarina Pinula, Marshall, Safaga, Bégué...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Santa Catarina Pinula: 11381.8 km",
      "  Marshall: 12167.7 km",
      "  Safaga: 16181.9 km",
      "  Béguédo: 17182.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Santa Catarina Pinula at 11381.8 km",
      "FINAL ANSWER: Santa Catarina Pinula"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -8.9475,
      "lon": -37.42278,
      "name": "Itaíba"
    },
    "candidate_points": [
      {
        "lat": 28.3091,
        "lon": 70.12652,
        "name": "Saddiqabad"
      },
      {
        "lat": 38.33092,
        "lon": 140.97691,
        "name": "Rifu"
      },
      {
        "lat": 34.82399,
        "lon": -89.9937,
        "name": "Hernando"
      },
      {
        "lat": -2.5845,
        "lon": 30.0959,
        "name": "Kirundo"
      }
    ],
    "question": "Which city is closest to Itaíba: Saddiqabad, Rifu, Hernando, Kirundo?",
    "ground_truth": {
      "answer": "Hernando",
      "distance_km": 7357.6,
      "all_distances_km": {
        "Saddiqabad": 12190.6,
        "Rifu": 16743.9,
        "Hernando": 7357.6,
        "Kirundo": 7494.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Itaíba: Saddiqabad, Rifu, Hernando, Kirundo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Saddiqabad: 12190.6 km",
      "  Rifu: 16743.9 km",
      "  Hernando: 7357.6 km",
      "  Kirundo: 7494.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Hernando at 7357.6 km",
      "FINAL ANSWER: Hernando"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.55295,
      "lon": 0.55962,
      "name": "South Benfleet"
    },
    "candidate_points": [
      {
        "lat": 48.69515,
        "lon": 9.70676,
        "name": "Eislingen"
      },
      {
        "lat": 37.48685,
        "lon": 37.29961,
        "name": "Pazarcık"
      },
      {
        "lat": 32.61889,
        "lon": 36.10213,
        "name": "Dar‘ā"
      },
      {
        "lat": 6.50727,
        "lon": 45.83493,
        "name": "Golwayn"
      }
    ],
    "question": "Which city is closest to South Benfleet: Eislingen, Pazarcık, Dar‘ā, Golwayn?",
    "ground_truth": {
      "answer": "Eislingen",
      "distance_km": 724.7,
      "all_distances_km": {
        "Eislingen": 724.7,
        "Pazarcık": 3258.8,
        "Dar‘ā": 3555.0,
        "Golwayn": 6497.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to South Benfleet: Eislingen, Pazarcık, Dar‘ā, Golwayn?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Eislingen: 724.7 km",
      "  Pazarcık: 3258.8 km",
      "  Dar‘ā: 3555.0 km",
      "  Golwayn: 6497.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Eislingen at 724.7 km",
      "FINAL ANSWER: Eislingen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -18.91667,
      "lon": 47.8,
      "name": "Manjakandriana"
    },
    "candidate_points": [
      {
        "lat": 33.35495,
        "lon": 10.50548,
        "name": "Medenine"
      },
      {
        "lat": 35.45139,
        "lon": 2.90583,
        "name": "Aïn Oussera"
      },
      {
        "lat": 56.65317,
        "lon": 66.30048,
        "name": "Yalutorovsk"
      },
      {
        "lat": 41.39606,
        "lon": 2.16688,
        "name": "Dreta de l'Eixample"
      }
    ],
    "question": "Which city is closest to Manjakandriana: Medenine, Aïn Oussera, Yalutorovsk, Dreta de l'Eixample?",
    "ground_truth": {
      "answer": "Medenine",
      "distance_km": 7031.3,
      "all_distances_km": {
        "Medenine": 7031.3,
        "Aïn Oussera": 7675.8,
        "Yalutorovsk": 8579.2,
        "Dreta de l'Eixample": 8187.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Manjakandriana: Medenine, Aïn Oussera, Yalutorovsk, Dre...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Medenine: 7031.3 km",
      "  Aïn Oussera: 7675.8 km",
      "  Yalutorovsk: 8579.2 km",
      "  Dreta de l'Eixample: 8187.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Medenine at 7031.3 km",
      "FINAL ANSWER: Medenine"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 11.16669,
      "lon": 77.33502,
      "name": "Chettipālaiyam"
    },
    "candidate_points": [
      {
        "lat": 19.90717,
        "lon": 83.16697,
        "name": "Bhawānipatna"
      },
      {
        "lat": 41.54026,
        "lon": 2.21306,
        "name": "Mollet del Vallès"
      },
      {
        "lat": 48.93564,
        "lon": 2.35387,
        "name": "Saint-Denis"
      },
      {
        "lat": 27.09978,
        "lon": -82.45426,
        "name": "Venice"
      }
    ],
    "question": "Which city is closest to Chettipālaiyam: Bhawānipatna, Mollet del Vallès, Saint-Denis, Venice?",
    "ground_truth": {
      "answer": "Bhawānipatna",
      "distance_km": 1155.0,
      "all_distances_km": {
        "Bhawānipatna": 1155.0,
        "Mollet del Vallès": 7952.7,
        "Saint-Denis": 7979.2,
        "Venice": 15233.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chettipālaiyam: Bhawānipatna, Mollet del Vallès, Saint-...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bhawānipatna: 1155.0 km",
      "  Mollet del Vallès: 7952.7 km",
      "  Saint-Denis: 7979.2 km",
      "  Venice: 15233.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Bhawānipatna at 1155.0 km",
      "FINAL ANSWER: Bhawānipatna"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -6.59444,
      "lon": 106.78917,
      "name": "Bogor"
    },
    "candidate_points": [
      {
        "lat": -37.9,
        "lon": 145.18333,
        "name": "Wheelers Hill"
      },
      {
        "lat": 55.04434,
        "lon": 9.41741,
        "name": "Aabenraa"
      },
      {
        "lat": 38.29674,
        "lon": -85.75996,
        "name": "Clarksville"
      },
      {
        "lat": 13.69408,
        "lon": -88.10407,
        "name": "San Francisco"
      }
    ],
    "question": "Which city is closest to Bogor: Wheelers Hill, Aabenraa, Clarksville, San Francisco?",
    "ground_truth": {
      "answer": "Wheelers Hill",
      "distance_km": 5200.8,
      "all_distances_km": {
        "Wheelers Hill": 5200.8,
        "Aabenraa": 11077.5,
        "Clarksville": 16270.2,
        "San Francisco": 18205.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bogor: Wheelers Hill, Aabenraa, Clarksville, San Franci...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Wheelers Hill: 5200.8 km",
      "  Aabenraa: 11077.5 km",
      "  Clarksville: 16270.2 km",
      "  San Francisco: 18205.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Wheelers Hill at 5200.8 km",
      "FINAL ANSWER: Wheelers Hill"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -1.35028,
      "lon": -47.57556,
      "name": "Santa Maria do Pará"
    },
    "candidate_points": [
      {
        "lat": -29.17139,
        "lon": -51.51917,
        "name": "Bento Gonçalves"
      },
      {
        "lat": -19.8,
        "lon": -41.43833,
        "name": "Mutum"
      },
      {
        "lat": 1.6045,
        "lon": -77.13152,
        "name": "La Unión"
      },
      {
        "lat": 41.08156,
        "lon": 14.25342,
        "name": "Santa Maria Capua Vetere"
      }
    ],
    "question": "Which city is closest to Santa Maria do Pará: Bento Gonçalves, Mutum, La Unión, Santa Maria Capua Vetere?",
    "ground_truth": {
      "answer": "Mutum",
      "distance_km": 2157.4,
      "all_distances_km": {
        "Bento Gonçalves": 3121.7,
        "Mutum": 2157.4,
        "La Unión": 3302.5,
        "Santa Maria Capua Vetere": 7795.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Santa Maria do Pará: Bento Gonçalves, Mutum, La Unión, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bento Gonçalves: 3121.7 km",
      "  Mutum: 2157.4 km",
      "  La Unión: 3302.5 km",
      "  Santa Maria Capua Vetere: 7795.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Mutum at 2157.4 km",
      "FINAL ANSWER: Mutum"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 44.22177,
      "lon": 12.04144,
      "name": "Forlì"
    },
    "candidate_points": [
      {
        "lat": 43.65638,
        "lon": 25.36454,
        "name": "Zimnicea"
      },
      {
        "lat": 4.74215,
        "lon": 7.08368,
        "name": "Okrika"
      },
      {
        "lat": -22.5325,
        "lon": -52.1675,
        "name": "Teodoro Sampaio"
      },
      {
        "lat": 22.8525,
        "lon": 110.82333,
        "name": "Nandu"
      }
    ],
    "question": "Which city is closest to Forlì: Zimnicea, Okrika, Teodoro Sampaio, Nandu?",
    "ground_truth": {
      "answer": "Zimnicea",
      "distance_km": 1067.4,
      "all_distances_km": {
        "Zimnicea": 1067.4,
        "Okrika": 4416.6,
        "Teodoro Sampaio": 9875.4,
        "Nandu": 8919.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Forlì: Zimnicea, Okrika, Teodoro Sampaio, Nandu?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Zimnicea: 1067.4 km",
      "  Okrika: 4416.6 km",
      "  Teodoro Sampaio: 9875.4 km",
      "  Nandu: 8919.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Zimnicea at 1067.4 km",
      "FINAL ANSWER: Zimnicea"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 37.86289,
      "lon": 23.75802,
      "name": "Glyfáda"
    },
    "candidate_points": [
      {
        "lat": 45.95761,
        "lon": 40.69811,
        "name": "Novopokrovskaya"
      },
      {
        "lat": 44.62133,
        "lon": 21.18782,
        "name": "Požarevac"
      },
      {
        "lat": -13.06667,
        "lon": 22.68333,
        "name": "Chavuma"
      },
      {
        "lat": 33.10763,
        "lon": 104.81168,
        "name": "Qiaotou"
      }
    ],
    "question": "Which city is closest to Glyfáda: Novopokrovskaya, Požarevac, Chavuma, Qiaotou?",
    "ground_truth": {
      "answer": "Požarevac",
      "distance_km": 781.5,
      "all_distances_km": {
        "Novopokrovskaya": 1660.6,
        "Požarevac": 781.5,
        "Chavuma": 5664.2,
        "Qiaotou": 7118.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Glyfáda: Novopokrovskaya, Požarevac, Chavuma, Qiaotou?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Novopokrovskaya: 1660.6 km",
      "  Požarevac: 781.5 km",
      "  Chavuma: 5664.2 km",
      "  Qiaotou: 7118.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Požarevac at 781.5 km",
      "FINAL ANSWER: Požarevac"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -10.70727,
      "lon": 22.22466,
      "name": "Luau"
    },
    "candidate_points": [
      {
        "lat": -5.24586,
        "lon": 39.76659,
        "name": "Chake Chake"
      },
      {
        "lat": 30.91894,
        "lon": -6.89341,
        "name": "Ouarzazate"
      },
      {
        "lat": 35.64842,
        "lon": 127.51523,
        "name": "Changsu"
      },
      {
        "lat": 13.21667,
        "lon": 80.31667,
        "name": "Kattivākkam"
      }
    ],
    "question": "Which city is closest to Luau: Chake Chake, Ouarzazate, Changsu, Kattivākkam?",
    "ground_truth": {
      "answer": "Chake Chake",
      "distance_km": 2024.0,
      "all_distances_km": {
        "Chake Chake": 2024.0,
        "Ouarzazate": 5574.9,
        "Changsu": 12075.0,
        "Kattivākkam": 6939.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Luau: Chake Chake, Ouarzazate, Changsu, Kattivākkam?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Chake Chake: 2024.0 km",
      "  Ouarzazate: 5574.9 km",
      "  Changsu: 12075.0 km",
      "  Kattivākkam: 6939.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Chake Chake at 2024.0 km",
      "FINAL ANSWER: Chake Chake"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 13.6403,
      "lon": 4.02649,
      "name": "Dogondoutchi"
    },
    "candidate_points": [
      {
        "lat": 6.13193,
        "lon": -5.9506,
        "name": "Gagnoa"
      },
      {
        "lat": 32.65078,
        "lon": -16.83749,
        "name": "Caniço"
      },
      {
        "lat": 50.41038,
        "lon": 2.83053,
        "name": "Avion"
      },
      {
        "lat": 18.84724,
        "lon": 78.62563,
        "name": "Metpalle"
      }
    ],
    "question": "Which city is closest to Dogondoutchi: Gagnoa, Caniço, Avion, Metpalle?",
    "ground_truth": {
      "answer": "Gagnoa",
      "distance_km": 1374.6,
      "all_distances_km": {
        "Gagnoa": 1374.6,
        "Caniço": 2991.0,
        "Avion": 4090.1,
        "Metpalle": 7929.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Dogondoutchi: Gagnoa, Caniço, Avion, Metpalle?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gagnoa: 1374.6 km",
      "  Caniço: 2991.0 km",
      "  Avion: 4090.1 km",
      "  Metpalle: 7929.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Gagnoa at 1374.6 km",
      "FINAL ANSWER: Gagnoa"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 52.22096,
      "lon": 20.98526,
      "name": "Ochota"
    },
    "candidate_points": [
      {
        "lat": -38.16667,
        "lon": 145.16667,
        "name": "Langwarrin"
      },
      {
        "lat": -7.04222,
        "lon": -39.28361,
        "name": "Caririaçu"
      },
      {
        "lat": -13.85875,
        "lon": -40.08512,
        "name": "Jequié"
      },
      {
        "lat": 40.71562,
        "lon": -74.36468,
        "name": "Summit"
      }
    ],
    "question": "Which city is closest to Ochota: Langwarrin, Caririaçu, Jequié, Summit?",
    "ground_truth": {
      "answer": "Summit",
      "distance_km": 6873.8,
      "all_distances_km": {
        "Langwarrin": 15498.1,
        "Caririaçu": 8694.6,
        "Jequié": 9379.6,
        "Summit": 6873.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ochota: Langwarrin, Caririaçu, Jequié, Summit?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Langwarrin: 15498.1 km",
      "  Caririaçu: 8694.6 km",
      "  Jequié: 9379.6 km",
      "  Summit: 6873.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Summit at 6873.8 km",
      "FINAL ANSWER: Summit"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.59067,
      "lon": -0.02077,
      "name": "Walthamstow"
    },
    "candidate_points": [
      {
        "lat": 63.67486,
        "lon": 22.70256,
        "name": "Jakobstad"
      },
      {
        "lat": 31.03408,
        "lon": 30.46823,
        "name": "Damanhur"
      },
      {
        "lat": 6.19824,
        "lon": 6.73187,
        "name": "Asaba"
      },
      {
        "lat": 42.22226,
        "lon": -83.3966,
        "name": "Romulus"
      }
    ],
    "question": "Which city is closest to Walthamstow: Jakobstad, Damanhur, Asaba, Romulus?",
    "ground_truth": {
      "answer": "Jakobstad",
      "distance_km": 1887.0,
      "all_distances_km": {
        "Jakobstad": 1887.0,
        "Damanhur": 3377.8,
        "Asaba": 5085.6,
        "Romulus": 6068.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Walthamstow: Jakobstad, Damanhur, Asaba, Romulus?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jakobstad: 1887.0 km",
      "  Damanhur: 3377.8 km",
      "  Asaba: 5085.6 km",
      "  Romulus: 6068.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Jakobstad at 1887.0 km",
      "FINAL ANSWER: Jakobstad"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 9.52392,
      "lon": -75.58139,
      "name": "Santiago de Tolú"
    },
    "candidate_points": [
      {
        "lat": -31.83291,
        "lon": 115.7759,
        "name": "Duncraig"
      },
      {
        "lat": 59.37722,
        "lon": 28.19028,
        "name": "Narva"
      },
      {
        "lat": 49.74747,
        "lon": 13.37759,
        "name": "Pilsen"
      },
      {
        "lat": 43.31822,
        "lon": 11.33064,
        "name": "Siena"
      }
    ],
    "question": "Which city is closest to Santiago de Tolú: Duncraig, Narva, Pilsen, Siena?",
    "ground_truth": {
      "answer": "Siena",
      "distance_km": 9034.3,
      "all_distances_km": {
        "Duncraig": 17272.2,
        "Narva": 9862.3,
        "Pilsen": 9126.5,
        "Siena": 9034.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Santiago de Tolú: Duncraig, Narva, Pilsen, Siena?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Duncraig: 17272.2 km",
      "  Narva: 9862.3 km",
      "  Pilsen: 9126.5 km",
      "  Siena: 9034.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Siena at 9034.3 km",
      "FINAL ANSWER: Siena"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 13.70185,
      "lon": 100.60157,
      "name": "Phra Khanong"
    },
    "candidate_points": [
      {
        "lat": 21.39963,
        "lon": 105.22221,
        "name": "Phú Thọ"
      },
      {
        "lat": 50.14952,
        "lon": 18.84215,
        "name": "Łaziska Górne"
      },
      {
        "lat": 14.87169,
        "lon": -91.5614,
        "name": "La Esperanza"
      },
      {
        "lat": -8.73472,
        "lon": -36.62667,
        "name": "Capoeiras"
      }
    ],
    "question": "Which city is closest to Phra Khanong: Phú Thọ, Łaziska Górne, La Esperanza, Capoeiras?",
    "ground_truth": {
      "answer": "Phú Thọ",
      "distance_km": 986.0,
      "all_distances_km": {
        "Phú Thọ": 986.0,
        "Łaziska Górne": 8258.6,
        "La Esperanza": 16567.5,
        "Capoeiras": 15323.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Phra Khanong: Phú Thọ, Łaziska Górne, La Esperanza, Cap...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Phú Thọ: 986.0 km",
      "  Łaziska Górne: 8258.6 km",
      "  La Esperanza: 16567.5 km",
      "  Capoeiras: 15323.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Phú Thọ at 986.0 km",
      "FINAL ANSWER: Phú Thọ"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -7.5325,
      "lon": -46.03556,
      "name": "Balsas"
    },
    "candidate_points": [
      {
        "lat": 38.08877,
        "lon": 27.73508,
        "name": "Tire"
      },
      {
        "lat": 30.09372,
        "lon": 106.22227,
        "name": "Dashi"
      },
      {
        "lat": 3.37786,
        "lon": 31.7909,
        "name": "Adjumani"
      },
      {
        "lat": 19.75938,
        "lon": -72.19815,
        "name": "Cap-Haïtien"
      }
    ],
    "question": "Which city is closest to Balsas: Tire, Dashi, Adjumani, Cap-Haïtien?",
    "ground_truth": {
      "answer": "Cap-Haïtien",
      "distance_km": 4172.5,
      "all_distances_km": {
        "Tire": 9130.6,
        "Dashi": 16187.3,
        "Adjumani": 8718.4,
        "Cap-Haïtien": 4172.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Balsas: Tire, Dashi, Adjumani, Cap-Haïtien?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tire: 9130.6 km",
      "  Dashi: 16187.3 km",
      "  Adjumani: 8718.4 km",
      "  Cap-Haïtien: 4172.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Cap-Haïtien at 4172.5 km",
      "FINAL ANSWER: Cap-Haïtien"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 48.85064,
      "lon": 2.65078,
      "name": "Torcy"
    },
    "candidate_points": [
      {
        "lat": 19.3692,
        "lon": -99.29089,
        "name": "Delegación Cuajimalpa de Morelos"
      },
      {
        "lat": 22.22819,
        "lon": -102.32216,
        "name": "Rincón de Romos"
      },
      {
        "lat": 3.76667,
        "lon": 9.98333,
        "name": "Dizangué"
      },
      {
        "lat": -11.41237,
        "lon": 14.30663,
        "name": "Ucu Seles"
      }
    ],
    "question": "Which city is closest to Torcy: Delegación Cuajimalpa de Morelos, Rincón de Romos, Dizangué, Ucu Seles?",
    "ground_truth": {
      "answer": "Dizangué",
      "distance_km": 5061.2,
      "all_distances_km": {
        "Delegación Cuajimalpa de Morelos": 9232.9,
        "Rincón de Romos": 9193.1,
        "Dizangué": 5061.2,
        "Ucu Seles": 6798.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Torcy: Delegación Cuajimalpa de Morelos, Rincón de Romo...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Delegación Cuajimalpa de Morelos: 9232.9 km",
      "  Rincón de Romos: 9193.1 km",
      "  Dizangué: 5061.2 km",
      "  Ucu Seles: 6798.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Dizangué at 5061.2 km",
      "FINAL ANSWER: Dizangué"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -38.26667,
      "lon": 145.01667,
      "name": "Mount Martha"
    },
    "candidate_points": [
      {
        "lat": 23.9205,
        "lon": 76.91074,
        "name": "Biaora"
      },
      {
        "lat": 28.31457,
        "lon": 74.28952,
        "name": "Bhādāsar"
      },
      {
        "lat": 33.50398,
        "lon": 11.11215,
        "name": "Zarzis"
      },
      {
        "lat": 40.53078,
        "lon": -112.29828,
        "name": "Tooele"
      }
    ],
    "question": "Which city is closest to Mount Martha: Biaora, Bhādāsar, Zarzis, Tooele?",
    "ground_truth": {
      "answer": "Biaora",
      "distance_km": 9902.4,
      "all_distances_km": {
        "Biaora": 9902.4,
        "Bhādāsar": 10425.8,
        "Zarzis": 15871.6,
        "Tooele": 13592.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mount Martha: Biaora, Bhādāsar, Zarzis, Tooele?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Biaora: 9902.4 km",
      "  Bhādāsar: 10425.8 km",
      "  Zarzis: 15871.6 km",
      "  Tooele: 13592.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Biaora at 9902.4 km",
      "FINAL ANSWER: Biaora"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.84843,
      "lon": -73.86375,
      "name": "Van Nest"
    },
    "candidate_points": [
      {
        "lat": -10.71667,
        "lon": 38.8,
        "name": "Masasi"
      },
      {
        "lat": 4.39462,
        "lon": -76.0715,
        "name": "Zarzal"
      },
      {
        "lat": 40.83889,
        "lon": 31.16389,
        "name": "Düzce"
      },
      {
        "lat": 31.86541,
        "lon": 73.50875,
        "name": "Sukheke Mandi"
      }
    ],
    "question": "Which city is closest to Van Nest: Masasi, Zarzal, Düzce, Sukheke Mandi?",
    "ground_truth": {
      "answer": "Zarzal",
      "distance_km": 4059.5,
      "all_distances_km": {
        "Masasi": 12685.1,
        "Zarzal": 4059.5,
        "Düzce": 8204.0,
        "Sukheke Mandi": 11262.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Van Nest: Masasi, Zarzal, Düzce, Sukheke Mandi?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Masasi: 12685.1 km",
      "  Zarzal: 4059.5 km",
      "  Düzce: 8204.0 km",
      "  Sukheke Mandi: 11262.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Zarzal at 4059.5 km",
      "FINAL ANSWER: Zarzal"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -2.85,
      "lon": 33.08333,
      "name": "Misungwi"
    },
    "candidate_points": [
      {
        "lat": -6.43333,
        "lon": 39.55,
        "name": "Sokoni"
      },
      {
        "lat": 6.28919,
        "lon": -5.57413,
        "name": "Diégonéfla"
      },
      {
        "lat": 48.63115,
        "lon": 8.07607,
        "name": "Achern"
      },
      {
        "lat": 53.46062,
        "lon": -1.34437,
        "name": "Rawmarsh"
      }
    ],
    "question": "Which city is closest to Misungwi: Sokoni, Diégonéfla, Achern, Rawmarsh?",
    "ground_truth": {
      "answer": "Sokoni",
      "distance_km": 819.9,
      "all_distances_km": {
        "Sokoni": 819.9,
        "Diégonéfla": 4410.6,
        "Achern": 6213.9,
        "Rawmarsh": 7030.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Misungwi: Sokoni, Diégonéfla, Achern, Rawmarsh?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sokoni: 819.9 km",
      "  Diégonéfla: 4410.6 km",
      "  Achern: 6213.9 km",
      "  Rawmarsh: 7030.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Sokoni at 819.9 km",
      "FINAL ANSWER: Sokoni"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 5.96502,
      "lon": -75.96541,
      "name": "Salgar"
    },
    "candidate_points": [
      {
        "lat": 12.05288,
        "lon": -61.75226,
        "name": "Saint George's"
      },
      {
        "lat": 46.32374,
        "lon": -120.00865,
        "name": "Sunnyside"
      },
      {
        "lat": 22.58867,
        "lon": 88.93253,
        "name": "Tāki"
      },
      {
        "lat": 38.73728,
        "lon": 34.03866,
        "name": "Ortaköy"
      }
    ],
    "question": "Which city is closest to Salgar: Saint George's, Sunnyside, Tāki, Ortaköy?",
    "ground_truth": {
      "answer": "Saint George's",
      "distance_km": 1700.6,
      "all_distances_km": {
        "Saint George's": 1700.6,
        "Sunnyside": 6152.2,
        "Tāki": 16440.1,
        "Ortaköy": 11292.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Salgar: Saint George's, Sunnyside, Tāki, Ortaköy?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Saint George's: 1700.6 km",
      "  Sunnyside: 6152.2 km",
      "  Tāki: 16440.1 km",
      "  Ortaköy: 11292.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Saint George's at 1700.6 km",
      "FINAL ANSWER: Saint George's"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.12632,
      "lon": -1.13716,
      "name": "Ejea de los Caballeros"
    },
    "candidate_points": [
      {
        "lat": 26.02131,
        "lon": 93.77945,
        "name": "Bokajān"
      },
      {
        "lat": 36.51611,
        "lon": 6.32722,
        "name": "Grarem"
      },
      {
        "lat": 10.65,
        "lon": -9.88333,
        "name": "Kouroussa"
      },
      {
        "lat": 7.82472,
        "lon": -72.3084,
        "name": "Capacho Nuevo"
      }
    ],
    "question": "Which city is closest to Ejea de los Caballeros: Bokajān, Grarem, Kouroussa, Capacho Nuevo?",
    "ground_truth": {
      "answer": "Grarem",
      "distance_km": 894.5,
      "all_distances_km": {
        "Bokajān": 8482.1,
        "Grarem": 894.5,
        "Kouroussa": 3602.1,
        "Capacho Nuevo": 7875.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ejea de los Caballeros: Bokajān, Grarem, Kouroussa, Cap...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bokajān: 8482.1 km",
      "  Grarem: 894.5 km",
      "  Kouroussa: 3602.1 km",
      "  Capacho Nuevo: 7875.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Grarem at 894.5 km",
      "FINAL ANSWER: Grarem"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 4.14402,
      "lon": 96.12664,
      "name": "Meulaboh"
    },
    "candidate_points": [
      {
        "lat": 23.61352,
        "lon": 90.50298,
        "name": "Nārāyanganj"
      },
      {
        "lat": 51.20892,
        "lon": 3.22424,
        "name": "Brugge"
      },
      {
        "lat": 35.70791,
        "lon": -79.81364,
        "name": "Asheboro"
      },
      {
        "lat": -9.17307,
        "lon": 33.54152,
        "name": "Kiwira"
      }
    ],
    "question": "Which city is closest to Meulaboh: Nārāyanganj, Brugge, Asheboro, Kiwira?",
    "ground_truth": {
      "answer": "Nārāyanganj",
      "distance_km": 2247.5,
      "all_distances_km": {
        "Nārāyanganj": 2247.5,
        "Brugge": 9850.3,
        "Asheboro": 15563.6,
        "Kiwira": 7091.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Meulaboh: Nārāyanganj, Brugge, Asheboro, Kiwira?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nārāyanganj: 2247.5 km",
      "  Brugge: 9850.3 km",
      "  Asheboro: 15563.6 km",
      "  Kiwira: 7091.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Nārāyanganj at 2247.5 km",
      "FINAL ANSWER: Nārāyanganj"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.32002,
      "lon": -89.05816,
      "name": "Loves Park"
    },
    "candidate_points": [
      {
        "lat": -25.28762,
        "lon": 152.76936,
        "name": "Hervey Bay"
      },
      {
        "lat": 0.63278,
        "lon": 30.62139,
        "name": "Kyenjojo"
      },
      {
        "lat": -7.7625,
        "lon": 110.43167,
        "name": "Depok"
      },
      {
        "lat": -6.42139,
        "lon": 106.73306,
        "name": "Parung"
      }
    ],
    "question": "Which city is closest to Loves Park: Hervey Bay, Kyenjojo, Depok, Parung?",
    "ground_truth": {
      "answer": "Kyenjojo",
      "distance_km": 12344.6,
      "all_distances_km": {
        "Hervey Bay": 14133.1,
        "Kyenjojo": 12344.6,
        "Depok": 15723.6,
        "Parung": 15731.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Loves Park: Hervey Bay, Kyenjojo, Depok, Parung?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Hervey Bay: 14133.1 km",
      "  Kyenjojo: 12344.6 km",
      "  Depok: 15723.6 km",
      "  Parung: 15731.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Kyenjojo at 12344.6 km",
      "FINAL ANSWER: Kyenjojo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 29.61206,
      "lon": 73.13802,
      "name": "Harunabad"
    },
    "candidate_points": [
      {
        "lat": 35.02306,
        "lon": 110.99278,
        "name": "Yuncheng"
      },
      {
        "lat": 47.40253,
        "lon": 19.09182,
        "name": "Csepel-Királyerdő"
      },
      {
        "lat": 34.94957,
        "lon": -81.93205,
        "name": "Spartanburg"
      },
      {
        "lat": 42.02454,
        "lon": -71.12866,
        "name": "Easton"
      }
    ],
    "question": "Which city is closest to Harunabad: Yuncheng, Csepel-Királyerdő, Spartanburg, Easton?",
    "ground_truth": {
      "answer": "Yuncheng",
      "distance_km": 3586.1,
      "all_distances_km": {
        "Yuncheng": 3586.1,
        "Csepel-Királyerdő": 4984.6,
        "Spartanburg": 12375.3,
        "Easton": 11247.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Harunabad: Yuncheng, Csepel-Királyerdő, Spartanburg, Ea...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Yuncheng: 3586.1 km",
      "  Csepel-Királyerdő: 4984.6 km",
      "  Spartanburg: 12375.3 km",
      "  Easton: 11247.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Yuncheng at 3586.1 km",
      "FINAL ANSWER: Yuncheng"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 46.80326,
      "lon": -71.17793,
      "name": "Lévis"
    },
    "candidate_points": [
      {
        "lat": -26.33639,
        "lon": -49.90639,
        "name": "Itaiópolis"
      },
      {
        "lat": 11.8,
        "lon": -0.55056,
        "name": "Garango"
      },
      {
        "lat": 12.56841,
        "lon": 6.06225,
        "name": "Talata Mafara"
      },
      {
        "lat": 7.81514,
        "lon": 5.06716,
        "name": "Ijero-Ekiti"
      }
    ],
    "question": "Which city is closest to Lévis: Itaiópolis, Garango, Talata Mafara, Ijero-Ekiti?",
    "ground_truth": {
      "answer": "Garango",
      "distance_km": 7583.7,
      "all_distances_km": {
        "Itaiópolis": 8409.3,
        "Garango": 7583.7,
        "Talata Mafara": 8024.9,
        "Ijero-Ekiti": 8329.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Lévis: Itaiópolis, Garango, Talata Mafara, Ijero-Ekiti?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Itaiópolis: 8409.3 km",
      "  Garango: 7583.7 km",
      "  Talata Mafara: 8024.9 km",
      "  Ijero-Ekiti: 8329.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Garango at 7583.7 km",
      "FINAL ANSWER: Garango"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -9.92528,
      "lon": -36.47583,
      "name": "Junqueiro"
    },
    "candidate_points": [
      {
        "lat": 40.44239,
        "lon": -3.69773,
        "name": "Rios Rosas"
      },
      {
        "lat": 13.75822,
        "lon": 100.51325,
        "name": "Pom Prap Sattru Phai"
      },
      {
        "lat": 31.9545,
        "lon": 35.81831,
        "name": "Wādī as Sīr"
      },
      {
        "lat": 39.92894,
        "lon": -85.37025,
        "name": "New Castle"
      }
    ],
    "question": "Which city is closest to Junqueiro: Rios Rosas, Pom Prap Sattru Phai, Wādī as Sīr, New Castle?",
    "ground_truth": {
      "answer": "Rios Rosas",
      "distance_km": 6534.8,
      "all_distances_km": {
        "Rios Rosas": 6534.8,
        "Pom Prap Sattru Phai": 15320.8,
        "Wādī as Sīr": 8964.7,
        "New Castle": 7482.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Junqueiro: Rios Rosas, Pom Prap Sattru Phai, Wādī as Sī...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Rios Rosas: 6534.8 km",
      "  Pom Prap Sattru Phai: 15320.8 km",
      "  Wādī as Sīr: 8964.7 km",
      "  New Castle: 7482.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Rios Rosas at 6534.8 km",
      "FINAL ANSWER: Rios Rosas"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 49.8004,
      "lon": 30.12851,
      "name": "Bila Tserkva"
    },
    "candidate_points": [
      {
        "lat": 26.36073,
        "lon": 75.91836,
        "name": "Niwai"
      },
      {
        "lat": 45.53455,
        "lon": -73.90168,
        "name": "Deux-Montagnes"
      },
      {
        "lat": 34.13945,
        "lon": -117.97729,
        "name": "Duarte"
      },
      {
        "lat": -27.1974,
        "lon": 25.98311,
        "name": "Wolmaransstad"
      }
    ],
    "question": "Which city is closest to Bila Tserkva: Niwai, Deux-Montagnes, Duarte, Wolmaransstad?",
    "ground_truth": {
      "answer": "Niwai",
      "distance_km": 4677.2,
      "all_distances_km": {
        "Niwai": 4677.2,
        "Deux-Montagnes": 7136.9,
        "Duarte": 10166.3,
        "Wolmaransstad": 8571.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bila Tserkva: Niwai, Deux-Montagnes, Duarte, Wolmaranss...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Niwai: 4677.2 km",
      "  Deux-Montagnes: 7136.9 km",
      "  Duarte: 10166.3 km",
      "  Wolmaransstad: 8571.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Niwai at 4677.2 km",
      "FINAL ANSWER: Niwai"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 41.76984,
      "lon": 12.65917,
      "name": "Marino"
    },
    "candidate_points": [
      {
        "lat": 52.2463,
        "lon": 0.71111,
        "name": "Bury St Edmunds"
      },
      {
        "lat": 53.30221,
        "lon": -1.47507,
        "name": "Dronfield"
      },
      {
        "lat": -34.53215,
        "lon": 20.04031,
        "name": "Bredasdorp"
      },
      {
        "lat": -43.89834,
        "lon": 171.73011,
        "name": "Ashburton"
      }
    ],
    "question": "Which city is closest to Marino: Bury St Edmunds, Dronfield, Bredasdorp, Ashburton?",
    "ground_truth": {
      "answer": "Bury St Edmunds",
      "distance_km": 1471.7,
      "all_distances_km": {
        "Bury St Edmunds": 1471.7,
        "Dronfield": 1658.2,
        "Bredasdorp": 8517.8,
        "Ashburton": 18296.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Marino: Bury St Edmunds, Dronfield, Bredasdorp, Ashburt...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bury St Edmunds: 1471.7 km",
      "  Dronfield: 1658.2 km",
      "  Bredasdorp: 8517.8 km",
      "  Ashburton: 18296.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Bury St Edmunds at 1471.7 km",
      "FINAL ANSWER: Bury St Edmunds"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 25.19413,
      "lon": 32.6771,
      "name": "As Sibā‘īyah"
    },
    "candidate_points": [
      {
        "lat": 35.88333,
        "lon": 140.5,
        "name": "Sawara"
      },
      {
        "lat": -22.6083,
        "lon": -43.70948,
        "name": "Paracambi"
      },
      {
        "lat": 53.96206,
        "lon": 58.39996,
        "name": "Beloretsk"
      },
      {
        "lat": 35.70791,
        "lon": -79.81364,
        "name": "Asheboro"
      }
    ],
    "question": "Which city is closest to As Sibā‘īyah: Sawara, Paracambi, Beloretsk, Asheboro?",
    "ground_truth": {
      "answer": "Beloretsk",
      "distance_km": 3839.6,
      "all_distances_km": {
        "Sawara": 9847.5,
        "Paracambi": 9797.5,
        "Beloretsk": 3839.6,
        "Asheboro": 10215.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to As Sibā‘īyah: Sawara, Paracambi, Beloretsk, Asheboro?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sawara: 9847.5 km",
      "  Paracambi: 9797.5 km",
      "  Beloretsk: 3839.6 km",
      "  Asheboro: 10215.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Beloretsk at 3839.6 km",
      "FINAL ANSWER: Beloretsk"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.93,
      "lon": 6.07083,
      "name": "Zevenaar"
    },
    "candidate_points": [
      {
        "lat": 58.32007,
        "lon": 82.90295,
        "name": "Kolpashevo"
      },
      {
        "lat": 1.99546,
        "lon": 112.93254,
        "name": "Kapit"
      },
      {
        "lat": 22.4461,
        "lon": 114.09226,
        "name": "Pat Heung"
      },
      {
        "lat": -35.02692,
        "lon": 117.88369,
        "name": "Albany"
      }
    ],
    "question": "Which city is closest to Zevenaar: Kolpashevo, Kapit, Pat Heung, Albany?",
    "ground_truth": {
      "answer": "Kolpashevo",
      "distance_km": 4664.7,
      "all_distances_km": {
        "Kolpashevo": 4664.7,
        "Kapit": 10975.4,
        "Pat Heung": 9213.8,
        "Albany": 14427.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Zevenaar: Kolpashevo, Kapit, Pat Heung, Albany?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kolpashevo: 4664.7 km",
      "  Kapit: 10975.4 km",
      "  Pat Heung: 9213.8 km",
      "  Albany: 14427.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Kolpashevo at 4664.7 km",
      "FINAL ANSWER: Kolpashevo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 50.82803,
      "lon": 3.26487,
      "name": "Kortrijk"
    },
    "candidate_points": [
      {
        "lat": 52.54608,
        "lon": 13.5013,
        "name": "Alt-Hohenschönhausen"
      },
      {
        "lat": -33.71816,
        "lon": 151.11561,
        "name": "Wahroonga"
      },
      {
        "lat": -21.61,
        "lon": -45.56528,
        "name": "Elói Mendes"
      },
      {
        "lat": -29.08056,
        "lon": -53.83583,
        "name": "Tupanciretã"
      }
    ],
    "question": "Which city is closest to Kortrijk: Alt-Hohenschönhausen, Wahroonga, Elói Mendes, Tupanciretã?",
    "ground_truth": {
      "answer": "Alt-Hohenschönhausen",
      "distance_km": 730.4,
      "all_distances_km": {
        "Alt-Hohenschönhausen": 730.4,
        "Wahroonga": 16797.8,
        "Elói Mendes": 9362.5,
        "Tupanciretã": 10498.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kortrijk: Alt-Hohenschönhausen, Wahroonga, Elói Mendes,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Alt-Hohenschönhausen: 730.4 km",
      "  Wahroonga: 16797.8 km",
      "  Elói Mendes: 9362.5 km",
      "  Tupanciretã: 10498.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Alt-Hohenschönhausen at 730.4 km",
      "FINAL ANSWER: Alt-Hohenschönhausen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -5.85746,
      "lon": 144.23058,
      "name": "Mount Hagen"
    },
    "candidate_points": [
      {
        "lat": 13.76327,
        "lon": 100.48982,
        "name": "Bang Yi Khan"
      },
      {
        "lat": 53.78901,
        "lon": 81.33201,
        "name": "Kamen’-na-Obi"
      },
      {
        "lat": -23.88782,
        "lon": 30.28708,
        "name": "Nkowakowa"
      },
      {
        "lat": -32.39375,
        "lon": -59.78955,
        "name": "Nogoyá"
      }
    ],
    "question": "Which city is closest to Mount Hagen: Bang Yi Khan, Kamen’-na-Obi, Nkowakowa, Nogoyá?",
    "ground_truth": {
      "answer": "Bang Yi Khan",
      "distance_km": 5297.3,
      "all_distances_km": {
        "Bang Yi Khan": 5297.3,
        "Kamen’-na-Obi": 8819.6,
        "Nkowakowa": 12135.3,
        "Nogoyá": 15060.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mount Hagen: Bang Yi Khan, Kamen’-na-Obi, Nkowakowa, No...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bang Yi Khan: 5297.3 km",
      "  Kamen’-na-Obi: 8819.6 km",
      "  Nkowakowa: 12135.3 km",
      "  Nogoyá: 15060.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Bang Yi Khan at 5297.3 km",
      "FINAL ANSWER: Bang Yi Khan"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 26.08657,
      "lon": 32.42265,
      "name": "Al Waqf"
    },
    "candidate_points": [
      {
        "lat": 5.44397,
        "lon": 10.05332,
        "name": "Dschang"
      },
      {
        "lat": -12.74056,
        "lon": -60.14583,
        "name": "Vilhena"
      },
      {
        "lat": 55.86861,
        "lon": 37.12222,
        "name": "Dedovsk"
      },
      {
        "lat": 48.21243,
        "lon": 16.34549,
        "name": "Josefstadt"
      }
    ],
    "question": "Which city is closest to Al Waqf: Dschang, Vilhena, Dedovsk, Josefstadt?",
    "ground_truth": {
      "answer": "Josefstadt",
      "distance_km": 2830.0,
      "all_distances_km": {
        "Dschang": 3303.9,
        "Vilhena": 10878.2,
        "Dedovsk": 3333.3,
        "Josefstadt": 2830.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Al Waqf: Dschang, Vilhena, Dedovsk, Josefstadt?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Dschang: 3303.9 km",
      "  Vilhena: 10878.2 km",
      "  Dedovsk: 3333.3 km",
      "  Josefstadt: 2830.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Josefstadt at 2830.0 km",
      "FINAL ANSWER: Josefstadt"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -21.3777,
      "lon": 55.61691,
      "name": "Saint-Joseph"
    },
    "candidate_points": [
      {
        "lat": 23.74061,
        "lon": -99.14364,
        "name": "Ciudad Victoria"
      },
      {
        "lat": 41.39838,
        "lon": -81.80458,
        "name": "Brook Park"
      },
      {
        "lat": 51.6503,
        "lon": 11.51146,
        "name": "Hettstedt"
      },
      {
        "lat": 27.05918,
        "lon": 68.21022,
        "name": "Kandiaro"
      }
    ],
    "question": "Which city is closest to Saint-Joseph: Ciudad Victoria, Brook Park, Hettstedt, Kandiaro?",
    "ground_truth": {
      "answer": "Kandiaro",
      "distance_km": 5553.9,
      "all_distances_km": {
        "Ciudad Victoria": 17413.4,
        "Brook Park": 15462.9,
        "Hettstedt": 9183.3,
        "Kandiaro": 5553.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Saint-Joseph: Ciudad Victoria, Brook Park, Hettstedt, K...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ciudad Victoria: 17413.4 km",
      "  Brook Park: 15462.9 km",
      "  Hettstedt: 9183.3 km",
      "  Kandiaro: 5553.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Kandiaro at 5553.9 km",
      "FINAL ANSWER: Kandiaro"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.14911,
      "lon": 4.72074,
      "name": "Offa"
    },
    "candidate_points": [
      {
        "lat": 6.48623,
        "lon": 122.17552,
        "name": "Al-Barka"
      },
      {
        "lat": 1.72837,
        "lon": 128.00948,
        "name": "Tobelo"
      },
      {
        "lat": 31.85425,
        "lon": -110.9937,
        "name": "Green Valley"
      },
      {
        "lat": -7.40194,
        "lon": -35.11639,
        "name": "Pedras de Fogo"
      }
    ],
    "question": "Which city is closest to Offa: Al-Barka, Tobelo, Green Valley, Pedras de Fogo?",
    "ground_truth": {
      "answer": "Pedras de Fogo",
      "distance_km": 4742.3,
      "all_distances_km": {
        "Al-Barka": 12892.1,
        "Tobelo": 13632.7,
        "Green Valley": 11882.1,
        "Pedras de Fogo": 4742.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Offa: Al-Barka, Tobelo, Green Valley, Pedras de Fogo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Al-Barka: 12892.1 km",
      "  Tobelo: 13632.7 km",
      "  Green Valley: 11882.1 km",
      "  Pedras de Fogo: 4742.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Pedras de Fogo at 4742.3 km",
      "FINAL ANSWER: Pedras de Fogo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 55.70196,
      "lon": 37.81178,
      "name": "Vykhino-Zhulebino"
    },
    "candidate_points": [
      {
        "lat": 47.76356,
        "lon": 18.12263,
        "name": "Komárno"
      },
      {
        "lat": 40.4246,
        "lon": -3.68582,
        "name": "Recoletos"
      },
      {
        "lat": 29.86925,
        "lon": 118.43364,
        "name": "Huicheng"
      },
      {
        "lat": 12.31963,
        "lon": -2.47094,
        "name": "Réo"
      }
    ],
    "question": "Which city is closest to Vykhino-Zhulebino: Komárno, Recoletos, Huicheng, Réo?",
    "ground_truth": {
      "answer": "Komárno",
      "distance_km": 1609.2,
      "all_distances_km": {
        "Komárno": 1609.2,
        "Recoletos": 3449.3,
        "Huicheng": 6737.3,
        "Réo": 5937.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Vykhino-Zhulebino: Komárno, Recoletos, Huicheng, Réo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Komárno: 1609.2 km",
      "  Recoletos: 3449.3 km",
      "  Huicheng: 6737.3 km",
      "  Réo: 5937.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Komárno at 1609.2 km",
      "FINAL ANSWER: Komárno"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 52.01664,
      "lon": 48.79895,
      "name": "Pugachëv"
    },
    "candidate_points": [
      {
        "lat": 45.09785,
        "lon": 7.70884,
        "name": "Regio Parco"
      },
      {
        "lat": 11.30459,
        "lon": 75.87772,
        "name": "Kunnamangalam"
      },
      {
        "lat": 6.53445,
        "lon": 2.66833,
        "name": "Adjarra"
      },
      {
        "lat": 40.56384,
        "lon": -111.94938,
        "name": "South Jordan Heights"
      }
    ],
    "question": "Which city is closest to Pugachëv: Regio Parco, Kunnamangalam, Adjarra, South Jordan Heights?",
    "ground_truth": {
      "answer": "Regio Parco",
      "distance_km": 3075.8,
      "all_distances_km": {
        "Regio Parco": 3075.8,
        "Kunnamangalam": 5139.9,
        "Adjarra": 6572.4,
        "South Jordan Heights": 9553.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pugachëv: Regio Parco, Kunnamangalam, Adjarra, South Jo...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Regio Parco: 3075.8 km",
      "  Kunnamangalam: 5139.9 km",
      "  Adjarra: 6572.4 km",
      "  South Jordan Heights: 9553.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Regio Parco at 3075.8 km",
      "FINAL ANSWER: Regio Parco"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.74614,
      "lon": 31.12964,
      "name": "As Sanţah"
    },
    "candidate_points": [
      {
        "lat": 3.055,
        "lon": 18.51722,
        "name": "Bétou"
      },
      {
        "lat": 3.86667,
        "lon": 11.51667,
        "name": "Yaoundé"
      },
      {
        "lat": 31.40794,
        "lon": 48.7946,
        "name": "Sheybān"
      },
      {
        "lat": 39.25066,
        "lon": -76.52052,
        "name": "Dundalk"
      }
    ],
    "question": "Which city is closest to As Sanţah: Bétou, Yaoundé, Sheybān, Dundalk?",
    "ground_truth": {
      "answer": "Sheybān",
      "distance_km": 1682.1,
      "all_distances_km": {
        "Bétou": 3352.0,
        "Yaoundé": 3627.8,
        "Sheybān": 1682.1,
        "Dundalk": 9230.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to As Sanţah: Bétou, Yaoundé, Sheybān, Dundalk?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bétou: 3352.0 km",
      "  Yaoundé: 3627.8 km",
      "  Sheybān: 1682.1 km",
      "  Dundalk: 9230.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Sheybān at 1682.1 km",
      "FINAL ANSWER: Sheybān"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 14.00776,
      "lon": 0.75306,
      "name": "Téra"
    },
    "candidate_points": [
      {
        "lat": -26.06927,
        "lon": 30.11489,
        "name": "Carolina"
      },
      {
        "lat": 4.0913,
        "lon": 9.3144,
        "name": "Mutengene"
      },
      {
        "lat": 15.81311,
        "lon": -90.28896,
        "name": "Chisec"
      },
      {
        "lat": -23.8525,
        "lon": -46.9425,
        "name": "São Lourenço da Serra"
      }
    ],
    "question": "Which city is closest to Téra: Carolina, Mutengene, Chisec, São Lourenço da Serra?",
    "ground_truth": {
      "answer": "Mutengene",
      "distance_km": 1448.2,
      "all_distances_km": {
        "Carolina": 5472.5,
        "Mutengene": 1448.2,
        "Chisec": 9695.4,
        "São Lourenço da Serra": 6676.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Téra: Carolina, Mutengene, Chisec, São Lourenço da Serr...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Carolina: 5472.5 km",
      "  Mutengene: 1448.2 km",
      "  Chisec: 9695.4 km",
      "  São Lourenço da Serra: 6676.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Mutengene at 1448.2 km",
      "FINAL ANSWER: Mutengene"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.81282,
      "lon": 126.39181,
      "name": "Mokpo"
    },
    "candidate_points": [
      {
        "lat": 53.73953,
        "lon": 78.04387,
        "name": "Karasuk"
      },
      {
        "lat": -0.84111,
        "lon": 29.94194,
        "name": "Rukungiri"
      },
      {
        "lat": -3.45,
        "lon": 33.95,
        "name": "Lalago"
      },
      {
        "lat": -11.86417,
        "lon": -55.5025,
        "name": "Sinop"
      }
    ],
    "question": "Which city is closest to Mokpo: Karasuk, Rukungiri, Lalago, Sinop?",
    "ground_truth": {
      "answer": "Karasuk",
      "distance_km": 4276.3,
      "all_distances_km": {
        "Karasuk": 4276.3,
        "Rukungiri": 10649.5,
        "Lalago": 10449.2,
        "Sinop": 17456.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mokpo: Karasuk, Rukungiri, Lalago, Sinop?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Karasuk: 4276.3 km",
      "  Rukungiri: 10649.5 km",
      "  Lalago: 10449.2 km",
      "  Sinop: 17456.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Karasuk at 4276.3 km",
      "FINAL ANSWER: Karasuk"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.55427,
      "lon": -74.15153,
      "name": "Great Kills"
    },
    "candidate_points": [
      {
        "lat": 34.58216,
        "lon": 135.46653,
        "name": "Sakai"
      },
      {
        "lat": 21.82292,
        "lon": 75.61394,
        "name": "Khargone"
      },
      {
        "lat": 14.24362,
        "lon": -16.27231,
        "name": "Gandiaye"
      },
      {
        "lat": 51.43239,
        "lon": -2.75847,
        "name": "Nailsea"
      }
    ],
    "question": "Which city is closest to Great Kills: Sakai, Khargone, Gandiaye, Nailsea?",
    "ground_truth": {
      "answer": "Nailsea",
      "distance_km": 5419.5,
      "all_distances_km": {
        "Sakai": 11126.8,
        "Khargone": 12406.5,
        "Gandiaye": 6285.6,
        "Nailsea": 5419.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Great Kills: Sakai, Khargone, Gandiaye, Nailsea?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sakai: 11126.8 km",
      "  Khargone: 12406.5 km",
      "  Gandiaye: 6285.6 km",
      "  Nailsea: 5419.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Nailsea at 5419.5 km",
      "FINAL ANSWER: Nailsea"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -12.31694,
      "lon": -42.89611,
      "name": "Oliveira dos Brejinhos"
    },
    "candidate_points": [
      {
        "lat": 33.24678,
        "lon": -84.26409,
        "name": "Griffin"
      },
      {
        "lat": 36.37051,
        "lon": 37.5157,
        "name": "Al Bāb"
      },
      {
        "lat": -22.55941,
        "lon": 17.08323,
        "name": "Windhoek"
      },
      {
        "lat": 55.11676,
        "lon": 26.83263,
        "name": "Pastavy"
      }
    ],
    "question": "Which city is closest to Oliveira dos Brejinhos: Griffin, Al Bāb, Windhoek, Pastavy?",
    "ground_truth": {
      "answer": "Windhoek",
      "distance_km": 6424.4,
      "all_distances_km": {
        "Griffin": 6699.3,
        "Al Bāb": 9978.7,
        "Windhoek": 6424.4,
        "Pastavy": 9889.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Oliveira dos Brejinhos: Griffin, Al Bāb, Windhoek, Past...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Griffin: 6699.3 km",
      "  Al Bāb: 9978.7 km",
      "  Windhoek: 6424.4 km",
      "  Pastavy: 9889.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Windhoek at 6424.4 km",
      "FINAL ANSWER: Windhoek"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 44.90924,
      "lon": 8.61007,
      "name": "Alessandria"
    },
    "candidate_points": [
      {
        "lat": 46.83089,
        "lon": 28.58999,
        "name": "Hînceşti"
      },
      {
        "lat": 52.63884,
        "lon": 1.21885,
        "name": "Bowthorpe"
      },
      {
        "lat": 44.38333,
        "lon": 26.16667,
        "name": "Popeşti-Leordeni"
      },
      {
        "lat": -33.51889,
        "lon": -53.36806,
        "name": "Santa Vitória do Palmar"
      }
    ],
    "question": "Which city is closest to Alessandria: Hînceşti, Bowthorpe, Popeşti-Leordeni, Santa Vitória do Palmar?",
    "ground_truth": {
      "answer": "Bowthorpe",
      "distance_km": 1014.7,
      "all_distances_km": {
        "Hînceşti": 1557.3,
        "Bowthorpe": 1014.7,
        "Popeşti-Leordeni": 1387.4,
        "Santa Vitória do Palmar": 10725.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Alessandria: Hînceşti, Bowthorpe, Popeşti-Leordeni, San...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Hînceşti: 1557.3 km",
      "  Bowthorpe: 1014.7 km",
      "  Popeşti-Leordeni: 1387.4 km",
      "  Santa Vitória do Palmar: 10725.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Bowthorpe at 1014.7 km",
      "FINAL ANSWER: Bowthorpe"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 50.04937,
      "lon": 10.22175,
      "name": "Schweinfurt"
    },
    "candidate_points": [
      {
        "lat": 50.82618,
        "lon": 40.598,
        "name": "Buturlinovka"
      },
      {
        "lat": 37.32955,
        "lon": 14.74474,
        "name": "Palagonia"
      },
      {
        "lat": 49.40972,
        "lon": 1.09005,
        "name": "Sotteville-lès-Rouen"
      },
      {
        "lat": -2.3429,
        "lon": 29.0912,
        "name": "Kagano"
      }
    ],
    "question": "Which city is closest to Schweinfurt: Buturlinovka, Palagonia, Sotteville-lès-Rouen, Kagano?",
    "ground_truth": {
      "answer": "Sotteville-lès-Rouen",
      "distance_km": 659.8,
      "all_distances_km": {
        "Buturlinovka": 2137.8,
        "Palagonia": 1459.7,
        "Sotteville-lès-Rouen": 659.8,
        "Kagano": 6098.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Schweinfurt: Buturlinovka, Palagonia, Sotteville-lès-Ro...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Buturlinovka: 2137.8 km",
      "  Palagonia: 1459.7 km",
      "  Sotteville-lès-Rouen: 659.8 km",
      "  Kagano: 6098.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Sotteville-lès-Rouen at 659.8 km",
      "FINAL ANSWER: Sotteville-lès-Rouen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 20.48362,
      "lon": -100.96237,
      "name": "Cortazar"
    },
    "candidate_points": [
      {
        "lat": 19.72116,
        "lon": -99.22391,
        "name": "Tepotzotlán"
      },
      {
        "lat": -54.81084,
        "lon": -68.31591,
        "name": "Ushuaia"
      },
      {
        "lat": -22.05944,
        "lon": -46.97861,
        "name": "Aguaí"
      },
      {
        "lat": 34.61667,
        "lon": 116.95,
        "name": "Zhangzhai"
      }
    ],
    "question": "Which city is closest to Cortazar: Tepotzotlán, Ushuaia, Aguaí, Zhangzhai?",
    "ground_truth": {
      "answer": "Tepotzotlán",
      "distance_km": 200.4,
      "all_distances_km": {
        "Tepotzotlán": 200.4,
        "Ushuaia": 8928.5,
        "Aguaí": 7530.4,
        "Zhangzhai": 12695.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Cortazar: Tepotzotlán, Ushuaia, Aguaí, Zhangzhai?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tepotzotlán: 200.4 km",
      "  Ushuaia: 8928.5 km",
      "  Aguaí: 7530.4 km",
      "  Zhangzhai: 12695.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Tepotzotlán at 200.4 km",
      "FINAL ANSWER: Tepotzotlán"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -26.99056,
      "lon": -48.63472,
      "name": "Balneário Camboriú"
    },
    "candidate_points": [
      {
        "lat": 10.79115,
        "lon": -74.76059,
        "name": "Sabanagrande"
      },
      {
        "lat": 31.56017,
        "lon": -91.40329,
        "name": "Natchez"
      },
      {
        "lat": 19.73444,
        "lon": 79.17167,
        "name": "Chāndur"
      },
      {
        "lat": 43.30438,
        "lon": -2.97352,
        "name": "Erandio"
      }
    ],
    "question": "Which city is closest to Balneário Camboriú: Sabanagrande, Natchez, Chāndur, Erandio?",
    "ground_truth": {
      "answer": "Sabanagrande",
      "distance_km": 5059.3,
      "all_distances_km": {
        "Sabanagrande": 5059.3,
        "Natchez": 7933.3,
        "Chāndur": 14662.8,
        "Erandio": 9100.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Balneário Camboriú: Sabanagrande, Natchez, Chāndur, Era...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sabanagrande: 5059.3 km",
      "  Natchez: 7933.3 km",
      "  Chāndur: 14662.8 km",
      "  Erandio: 9100.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Sabanagrande at 5059.3 km",
      "FINAL ANSWER: Sabanagrande"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 23.17623,
      "lon": 88.56667,
      "name": "Rānāghāt"
    },
    "candidate_points": [
      {
        "lat": 36.91796,
        "lon": 50.64802,
        "name": "Rāmsar"
      },
      {
        "lat": 8.31792,
        "lon": 77.19192,
        "name": "Kuzhithurai"
      },
      {
        "lat": 55.55194,
        "lon": 37.0801,
        "name": "Aprelevka"
      },
      {
        "lat": -22.87917,
        "lon": -46.96444,
        "name": "Souzas"
      }
    ],
    "question": "Which city is closest to Rānāghāt: Rāmsar, Kuzhithurai, Aprelevka, Souzas?",
    "ground_truth": {
      "answer": "Kuzhithurai",
      "distance_km": 2049.6,
      "all_distances_km": {
        "Rāmsar": 3924.4,
        "Kuzhithurai": 2049.6,
        "Aprelevka": 5513.3,
        "Souzas": 15482.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Rānāghāt: Rāmsar, Kuzhithurai, Aprelevka, Souzas?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Rāmsar: 3924.4 km",
      "  Kuzhithurai: 2049.6 km",
      "  Aprelevka: 5513.3 km",
      "  Souzas: 15482.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Kuzhithurai at 2049.6 km",
      "FINAL ANSWER: Kuzhithurai"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 55.7,
      "lon": 37.85,
      "name": "Zhulebino"
    },
    "candidate_points": [
      {
        "lat": -15.8707,
        "lon": -47.96892,
        "name": "Núcleo Bandeirante"
      },
      {
        "lat": 11.04316,
        "lon": 75.92337,
        "name": "Tirūrangādi"
      },
      {
        "lat": 42.0898,
        "lon": -76.80773,
        "name": "Elmira"
      },
      {
        "lat": 33.8303,
        "lon": -116.54529,
        "name": "Palm Springs"
      }
    ],
    "question": "Which city is closest to Zhulebino: Núcleo Bandeirante, Tirūrangādi, Elmira, Palm Springs?",
    "ground_truth": {
      "answer": "Tirūrangādi",
      "distance_km": 5958.3,
      "all_distances_km": {
        "Núcleo Bandeirante": 11202.0,
        "Tirūrangādi": 5958.3,
        "Elmira": 7529.2,
        "Palm Springs": 9766.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Zhulebino: Núcleo Bandeirante, Tirūrangādi, Elmira, Pal...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Núcleo Bandeirante: 11202.0 km",
      "  Tirūrangādi: 5958.3 km",
      "  Elmira: 7529.2 km",
      "  Palm Springs: 9766.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Tirūrangādi at 5958.3 km",
      "FINAL ANSWER: Tirūrangādi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 5.53711,
      "lon": -0.69984,
      "name": "Swedru"
    },
    "candidate_points": [
      {
        "lat": -1.71806,
        "lon": -48.8825,
        "name": "Abaetetuba"
      },
      {
        "lat": 47.49989,
        "lon": -52.99806,
        "name": "Conception Bay South"
      },
      {
        "lat": 43.80136,
        "lon": -91.23958,
        "name": "La Crosse"
      },
      {
        "lat": 9.65941,
        "lon": 76.36335,
        "name": "Srīkandamangalam"
      }
    ],
    "question": "Which city is closest to Swedru: Abaetetuba, Conception Bay South, La Crosse, Srīkandamangalam?",
    "ground_truth": {
      "answer": "Abaetetuba",
      "distance_km": 5411.3,
      "all_distances_km": {
        "Abaetetuba": 5411.3,
        "Conception Bay South": 6800.6,
        "La Crosse": 9624.9,
        "Srīkandamangalam": 8490.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Swedru: Abaetetuba, Conception Bay South, La Crosse, Sr...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Abaetetuba: 5411.3 km",
      "  Conception Bay South: 6800.6 km",
      "  La Crosse: 9624.9 km",
      "  Srīkandamangalam: 8490.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Abaetetuba at 5411.3 km",
      "FINAL ANSWER: Abaetetuba"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.0589,
      "lon": 8.80077,
      "name": "Frankenberg"
    },
    "candidate_points": [
      {
        "lat": 14.5391,
        "lon": 121.0726,
        "name": "Pateros"
      },
      {
        "lat": 25.88572,
        "lon": 78.33221,
        "name": "Dabra"
      },
      {
        "lat": 24.36537,
        "lon": 88.83431,
        "name": "Puthia"
      },
      {
        "lat": 13.58278,
        "lon": -2.42158,
        "name": "Ouahigouya"
      }
    ],
    "question": "Which city is closest to Frankenberg: Pateros, Dabra, Puthia, Ouahigouya?",
    "ground_truth": {
      "answer": "Ouahigouya",
      "distance_km": 4288.0,
      "all_distances_km": {
        "Pateros": 10232.6,
        "Dabra": 6393.7,
        "Puthia": 7246.3,
        "Ouahigouya": 4288.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Frankenberg: Pateros, Dabra, Puthia, Ouahigouya?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Pateros: 10232.6 km",
      "  Dabra: 6393.7 km",
      "  Puthia: 7246.3 km",
      "  Ouahigouya: 4288.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Ouahigouya at 4288.0 km",
      "FINAL ANSWER: Ouahigouya"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.85711,
      "lon": 32.31183,
      "name": "Al Qanţarah"
    },
    "candidate_points": [
      {
        "lat": -2.233,
        "lon": -80.91039,
        "name": "La Libertad"
      },
      {
        "lat": -13.74389,
        "lon": -39.48667,
        "name": "Gandu"
      },
      {
        "lat": -7.03306,
        "lon": 107.51833,
        "name": "Soreang"
      },
      {
        "lat": 22.09901,
        "lon": 82.2664,
        "name": "Deori"
      }
    ],
    "question": "Which city is closest to Al Qanţarah: La Libertad, Gandu, Soreang, Deori?",
    "ground_truth": {
      "answer": "Deori",
      "distance_km": 5025.4,
      "all_distances_km": {
        "La Libertad": 12341.6,
        "Gandu": 9121.6,
        "Soreang": 9017.7,
        "Deori": 5025.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Al Qanţarah: La Libertad, Gandu, Soreang, Deori?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  La Libertad: 12341.6 km",
      "  Gandu: 9121.6 km",
      "  Soreang: 9017.7 km",
      "  Deori: 5025.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Deori at 5025.4 km",
      "FINAL ANSWER: Deori"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -32.01472,
      "lon": -52.04167,
      "name": "São José do Norte"
    },
    "candidate_points": [
      {
        "lat": 26.30253,
        "lon": 87.26556,
        "name": "Forbesganj"
      },
      {
        "lat": 25.81299,
        "lon": 72.57879,
        "name": "Samdari"
      },
      {
        "lat": 36.67446,
        "lon": 10.15633,
        "name": "La Mohammedia"
      },
      {
        "lat": -37.81667,
        "lon": 145.23333,
        "name": "Ringwood"
      }
    ],
    "question": "Which city is closest to São José do Norte: Forbesganj, Samdari, La Mohammedia, Ringwood?",
    "ground_truth": {
      "answer": "La Mohammedia",
      "distance_km": 10004.0,
      "all_distances_km": {
        "Forbesganj": 16036.3,
        "Samdari": 14638.2,
        "La Mohammedia": 10004.0,
        "Ringwood": 12046.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to São José do Norte: Forbesganj, Samdari, La Mohammedia, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Forbesganj: 16036.3 km",
      "  Samdari: 14638.2 km",
      "  La Mohammedia: 10004.0 km",
      "  Ringwood: 12046.3 km",
      "Step 3: Find minimum distance",
      "  Closest: La Mohammedia at 10004.0 km",
      "FINAL ANSWER: La Mohammedia"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 46.80833,
      "lon": -100.78374,
      "name": "Bismarck"
    },
    "candidate_points": [
      {
        "lat": 52.47133,
        "lon": 13.32813,
        "name": "Friedenau"
      },
      {
        "lat": 42.55352,
        "lon": -8.99094,
        "name": "Santa Uxía de Ribeira"
      },
      {
        "lat": 23.4067,
        "lon": 88.36861,
        "name": "Navadwīp"
      },
      {
        "lat": 35.69439,
        "lon": 51.42151,
        "name": "Tehran"
      }
    ],
    "question": "Which city is closest to Bismarck: Friedenau, Santa Uxía de Ribeira, Navadwīp, Tehran?",
    "ground_truth": {
      "answer": "Santa Uxía de Ribeira",
      "distance_km": 6837.6,
      "all_distances_km": {
        "Friedenau": 7331.0,
        "Santa Uxía de Ribeira": 6837.6,
        "Navadwīp": 12153.5,
        "Tehran": 10430.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bismarck: Friedenau, Santa Uxía de Ribeira, Navadwīp, T...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Friedenau: 7331.0 km",
      "  Santa Uxía de Ribeira: 6837.6 km",
      "  Navadwīp: 12153.5 km",
      "  Tehran: 10430.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Santa Uxía de Ribeira at 6837.6 km",
      "FINAL ANSWER: Santa Uxía de Ribeira"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.4425,
      "lon": 49.94806,
      "name": "Sabunçu"
    },
    "candidate_points": [
      {
        "lat": 34.13333,
        "lon": 118.43333,
        "name": "Shaodian"
      },
      {
        "lat": 19.77557,
        "lon": -98.57471,
        "name": "Ciudad Sahagun"
      },
      {
        "lat": 25.90107,
        "lon": 32.72392,
        "name": "Naqādah"
      },
      {
        "lat": 32.75222,
        "lon": 12.72778,
        "name": "Zawiya"
      }
    ],
    "question": "Which city is closest to Sabunçu: Shaodian, Ciudad Sahagun, Naqādah, Zawiya?",
    "ground_truth": {
      "answer": "Naqādah",
      "distance_km": 2268.7,
      "all_distances_km": {
        "Shaodian": 5947.4,
        "Ciudad Sahagun": 12569.1,
        "Naqādah": 2268.7,
        "Zawiya": 3403.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sabunçu: Shaodian, Ciudad Sahagun, Naqādah, Zawiya?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Shaodian: 5947.4 km",
      "  Ciudad Sahagun: 12569.1 km",
      "  Naqādah: 2268.7 km",
      "  Zawiya: 3403.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Naqādah at 2268.7 km",
      "FINAL ANSWER: Naqādah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 7.85868,
      "lon": 10.97187,
      "name": "Beli"
    },
    "candidate_points": [
      {
        "lat": 33.81809,
        "lon": -6.91658,
        "name": "Tamesna"
      },
      {
        "lat": 57.04096,
        "lon": 65.72018,
        "name": "Borovskiy"
      },
      {
        "lat": -31.43084,
        "lon": 152.90894,
        "name": "Port Macquarie"
      },
      {
        "lat": 29.85538,
        "lon": 107.5279,
        "name": "Nantuo"
      }
    ],
    "question": "Which city is closest to Beli: Tamesna, Borovskiy, Port Macquarie, Nantuo?",
    "ground_truth": {
      "answer": "Tamesna",
      "distance_km": 3420.4,
      "all_distances_km": {
        "Tamesna": 3420.4,
        "Borovskiy": 7205.4,
        "Port Macquarie": 15284.8,
        "Nantuo": 10198.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Beli: Tamesna, Borovskiy, Port Macquarie, Nantuo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tamesna: 3420.4 km",
      "  Borovskiy: 7205.4 km",
      "  Port Macquarie: 15284.8 km",
      "  Nantuo: 10198.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Tamesna at 3420.4 km",
      "FINAL ANSWER: Tamesna"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 6.24924,
      "lon": -57.51578,
      "name": "New Amsterdam"
    },
    "candidate_points": [
      {
        "lat": 0.06667,
        "lon": 111.5,
        "name": "Sintang"
      },
      {
        "lat": 1.40096,
        "lon": 34.45038,
        "name": "Kapchorwa"
      },
      {
        "lat": -6.76667,
        "lon": 38.91667,
        "name": "Kibaha"
      },
      {
        "lat": 48.99923,
        "lon": 21.2355,
        "name": "Prešov"
      }
    ],
    "question": "Which city is closest to New Amsterdam: Sintang, Kapchorwa, Kibaha, Prešov?",
    "ground_truth": {
      "answer": "Prešov",
      "distance_km": 8663.7,
      "all_distances_km": {
        "Sintang": 18608.3,
        "Kapchorwa": 10207.8,
        "Kibaha": 10795.8,
        "Prešov": 8663.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to New Amsterdam: Sintang, Kapchorwa, Kibaha, Prešov?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sintang: 18608.3 km",
      "  Kapchorwa: 10207.8 km",
      "  Kibaha: 10795.8 km",
      "  Prešov: 8663.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Prešov at 8663.7 km",
      "FINAL ANSWER: Prešov"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 41.91957,
      "lon": 45.47002,
      "name": "Telavi"
    },
    "candidate_points": [
      {
        "lat": 23.16697,
        "lon": 79.95006,
        "name": "Jabalpur"
      },
      {
        "lat": 51.50971,
        "lon": -0.0016,
        "name": "Blackwall"
      },
      {
        "lat": 53.07582,
        "lon": 8.80717,
        "name": "Bremen"
      },
      {
        "lat": -10.74167,
        "lon": -40.36083,
        "name": "Pindobaçu"
      }
    ],
    "question": "Which city is closest to Telavi: Jabalpur, Blackwall, Bremen, Pindobaçu?",
    "ground_truth": {
      "answer": "Bremen",
      "distance_km": 2978.9,
      "all_distances_km": {
        "Jabalpur": 3806.7,
        "Blackwall": 3562.7,
        "Bremen": 2978.9,
        "Pindobaçu": 10462.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Telavi: Jabalpur, Blackwall, Bremen, Pindobaçu?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jabalpur: 3806.7 km",
      "  Blackwall: 3562.7 km",
      "  Bremen: 2978.9 km",
      "  Pindobaçu: 10462.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Bremen at 2978.9 km",
      "FINAL ANSWER: Bremen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.45097,
      "lon": 73.69371,
      "name": "Haveli Lakha"
    },
    "candidate_points": [
      {
        "lat": 10.26478,
        "lon": 105.26676,
        "name": "Núi Sập"
      },
      {
        "lat": 29.03386,
        "lon": -95.43439,
        "name": "Lake Jackson"
      },
      {
        "lat": 32.82648,
        "lon": 3.76689,
        "name": "Berriane"
      },
      {
        "lat": 45.04816,
        "lon": 20.08165,
        "name": "Inđija"
      }
    ],
    "question": "Which city is closest to Haveli Lakha: Núi Sập, Lake Jackson, Berriane, Inđija?",
    "ground_truth": {
      "answer": "Núi Sập",
      "distance_km": 3959.5,
      "all_distances_km": {
        "Núi Sập": 3959.5,
        "Lake Jackson": 13301.1,
        "Berriane": 6498.4,
        "Inđija": 4886.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Haveli Lakha: Núi Sập, Lake Jackson, Berriane, Inđija?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Núi Sập: 3959.5 km",
      "  Lake Jackson: 13301.1 km",
      "  Berriane: 6498.4 km",
      "  Inđija: 4886.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Núi Sập at 3959.5 km",
      "FINAL ANSWER: Núi Sập"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.98543,
      "lon": -80.54951,
      "name": "Monroe"
    },
    "candidate_points": [
      {
        "lat": 11.1825,
        "lon": -0.63222,
        "name": "Zabré"
      },
      {
        "lat": 34.22568,
        "lon": -3.35361,
        "name": "Guercif"
      },
      {
        "lat": -27.50578,
        "lon": 153.10236,
        "name": "Carindale"
      },
      {
        "lat": -17.61686,
        "lon": 177.45049,
        "name": "Lautoka"
      }
    ],
    "question": "Which city is closest to Monroe: Zabré, Guercif, Carindale, Lautoka?",
    "ground_truth": {
      "answer": "Guercif",
      "distance_km": 6871.3,
      "all_distances_km": {
        "Zabré": 8385.2,
        "Guercif": 6871.3,
        "Carindale": 14907.6,
        "Lautoka": 12189.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Monroe: Zabré, Guercif, Carindale, Lautoka?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Zabré: 8385.2 km",
      "  Guercif: 6871.3 km",
      "  Carindale: 14907.6 km",
      "  Lautoka: 12189.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Guercif at 6871.3 km",
      "FINAL ANSWER: Guercif"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 0.29517,
      "lon": 32.50159,
      "name": "Kyengera"
    },
    "candidate_points": [
      {
        "lat": -41.05584,
        "lon": 145.90375,
        "name": "Burnie"
      },
      {
        "lat": 29.66572,
        "lon": 106.55749,
        "name": "Yuanyang"
      },
      {
        "lat": 8.30812,
        "lon": 77.22144,
        "name": "Marthandam"
      },
      {
        "lat": 50.49613,
        "lon": 29.22911,
        "name": "Radomyshl"
      }
    ],
    "question": "Which city is closest to Kyengera: Burnie, Yuanyang, Marthandam, Radomyshl?",
    "ground_truth": {
      "answer": "Marthandam",
      "distance_km": 5033.2,
      "all_distances_km": {
        "Burnie": 11968.0,
        "Yuanyang": 8455.3,
        "Marthandam": 5033.2,
        "Radomyshl": 5590.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kyengera: Burnie, Yuanyang, Marthandam, Radomyshl?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Burnie: 11968.0 km",
      "  Yuanyang: 8455.3 km",
      "  Marthandam: 5033.2 km",
      "  Radomyshl: 5590.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Marthandam at 5033.2 km",
      "FINAL ANSWER: Marthandam"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 49.54122,
      "lon": 6.88774,
      "name": "Wadern"
    },
    "candidate_points": [
      {
        "lat": 32.96179,
        "lon": -96.82917,
        "name": "Addison"
      },
      {
        "lat": 33.71723,
        "lon": 74.83413,
        "name": "Shopian"
      },
      {
        "lat": 29.11569,
        "lon": 106.44691,
        "name": "Jiasi"
      },
      {
        "lat": -3.59678,
        "lon": 26.66715,
        "name": "Kampene"
      }
    ],
    "question": "Which city is closest to Wadern: Addison, Shopian, Jiasi, Kampene?",
    "ground_truth": {
      "answer": "Shopian",
      "distance_km": 5706.1,
      "all_distances_km": {
        "Addison": 8167.1,
        "Shopian": 5706.1,
        "Jiasi": 8225.5,
        "Kampene": 6207.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Wadern: Addison, Shopian, Jiasi, Kampene?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Addison: 8167.1 km",
      "  Shopian: 5706.1 km",
      "  Jiasi: 8225.5 km",
      "  Kampene: 6207.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Shopian at 5706.1 km",
      "FINAL ANSWER: Shopian"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 52.35062,
      "lon": 71.88161,
      "name": "Stepnogorsk"
    },
    "candidate_points": [
      {
        "lat": 29.09926,
        "lon": 104.39416,
        "name": "Guanyin"
      },
      {
        "lat": 36.12997,
        "lon": -115.11889,
        "name": "Winchester"
      },
      {
        "lat": -33.15365,
        "lon": -60.51168,
        "name": "Arroyo Seco"
      },
      {
        "lat": -21.79667,
        "lon": -50.87861,
        "name": "Osvaldo Cruz"
      }
    ],
    "question": "Which city is closest to Stepnogorsk: Guanyin, Winchester, Arroyo Seco, Osvaldo Cruz?",
    "ground_truth": {
      "answer": "Guanyin",
      "distance_km": 3710.6,
      "all_distances_km": {
        "Guanyin": 3710.6,
        "Winchester": 10153.1,
        "Arroyo Seco": 15685.0,
        "Osvaldo Cruz": 14114.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Stepnogorsk: Guanyin, Winchester, Arroyo Seco, Osvaldo ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Guanyin: 3710.6 km",
      "  Winchester: 10153.1 km",
      "  Arroyo Seco: 15685.0 km",
      "  Osvaldo Cruz: 14114.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Guanyin at 3710.6 km",
      "FINAL ANSWER: Guanyin"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 26.50358,
      "lon": -100.18187,
      "name": "Ciudad Sabinas Hidalgo"
    },
    "candidate_points": [
      {
        "lat": 26.28729,
        "lon": -98.31335,
        "name": "Alton"
      },
      {
        "lat": 1.53741,
        "lon": 103.65779,
        "name": "Skudai"
      },
      {
        "lat": -34.76488,
        "lon": -56.3645,
        "name": "Delta del Tigre"
      },
      {
        "lat": -2.67638,
        "lon": -79.61735,
        "name": "Naranjal"
      }
    ],
    "question": "Which city is closest to Ciudad Sabinas Hidalgo: Alton, Skudai, Delta del Tigre, Naranjal?",
    "ground_truth": {
      "answer": "Alton",
      "distance_km": 187.7,
      "all_distances_km": {
        "Alton": 187.7,
        "Skudai": 15982.6,
        "Delta del Tigre": 8226.0,
        "Naranjal": 3925.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ciudad Sabinas Hidalgo: Alton, Skudai, Delta del Tigre,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Alton: 187.7 km",
      "  Skudai: 15982.6 km",
      "  Delta del Tigre: 8226.0 km",
      "  Naranjal: 3925.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Alton at 187.7 km",
      "FINAL ANSWER: Alton"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.84972,
      "lon": 66.43694,
      "name": "Sang-e Chārak"
    },
    "candidate_points": [
      {
        "lat": 26.51501,
        "lon": 77.37212,
        "name": "Sir Muttra"
      },
      {
        "lat": 25.4955,
        "lon": 90.6168,
        "name": "Williamnagar"
      },
      {
        "lat": -3.60833,
        "lon": -45.34333,
        "name": "Pindaré-Mirim"
      },
      {
        "lat": 7.12906,
        "lon": -6.47424,
        "name": "Bonoufla"
      }
    ],
    "question": "Which city is closest to Sang-e Chārak: Sir Muttra, Williamnagar, Pindaré-Mirim, Bonoufla?",
    "ground_truth": {
      "answer": "Sir Muttra",
      "distance_km": 1467.5,
      "all_distances_km": {
        "Sir Muttra": 1467.5,
        "Williamnagar": 2573.4,
        "Pindaré-Mirim": 12197.6,
        "Bonoufla": 8006.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sang-e Chārak: Sir Muttra, Williamnagar, Pindaré-Mirim,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sir Muttra: 1467.5 km",
      "  Williamnagar: 2573.4 km",
      "  Pindaré-Mirim: 12197.6 km",
      "  Bonoufla: 8006.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Sir Muttra at 1467.5 km",
      "FINAL ANSWER: Sir Muttra"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 0.1866,
      "lon": 30.45393,
      "name": "Kamwenge"
    },
    "candidate_points": [
      {
        "lat": -6.13791,
        "lon": 24.48179,
        "name": "Kabinda"
      },
      {
        "lat": 40.20735,
        "lon": -3.57063,
        "name": "San Martín de la Vega"
      },
      {
        "lat": 41.19474,
        "lon": 71.72385,
        "name": "Yangiqo‘rg‘on"
      },
      {
        "lat": 33.84667,
        "lon": 44.23444,
        "name": "Ad Dujayl"
      }
    ],
    "question": "Which city is closest to Kamwenge: Kabinda, San Martín de la Vega, Yangiqo‘rg‘on, Ad Dujayl?",
    "ground_truth": {
      "answer": "Kabinda",
      "distance_km": 966.4,
      "all_distances_km": {
        "Kabinda": 966.4,
        "San Martín de la Vega": 5623.7,
        "Yangiqo‘rg‘on": 6161.2,
        "Ad Dujayl": 4009.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kamwenge: Kabinda, San Martín de la Vega, Yangiqo‘rg‘on...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kabinda: 966.4 km",
      "  San Martín de la Vega: 5623.7 km",
      "  Yangiqo‘rg‘on: 6161.2 km",
      "  Ad Dujayl: 4009.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Kabinda at 966.4 km",
      "FINAL ANSWER: Kabinda"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 43.40094,
      "lon": -3.82051,
      "name": "El Astillero"
    },
    "candidate_points": [
      {
        "lat": -31.42497,
        "lon": -62.08404,
        "name": "San Francisco"
      },
      {
        "lat": 26.27845,
        "lon": 32.05608,
        "name": "Dār as Salām"
      },
      {
        "lat": -38.16604,
        "lon": 145.13643,
        "name": "Frankston South"
      },
      {
        "lat": 26.49831,
        "lon": 77.02755,
        "name": "Karauli"
      }
    ],
    "question": "Which city is closest to El Astillero: San Francisco, Dār as Salām, Frankston South, Karauli?",
    "ground_truth": {
      "answer": "Dār as Salām",
      "distance_km": 3745.8,
      "all_distances_km": {
        "San Francisco": 10212.2,
        "Dār as Salām": 3745.8,
        "Frankston South": 17353.8,
        "Karauli": 7316.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to El Astillero: San Francisco, Dār as Salām, Frankston So...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  San Francisco: 10212.2 km",
      "  Dār as Salām: 3745.8 km",
      "  Frankston South: 17353.8 km",
      "  Karauli: 7316.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Dār as Salām at 3745.8 km",
      "FINAL ANSWER: Dār as Salām"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -22.64306,
      "lon": -43.65333,
      "name": "Japeri"
    },
    "candidate_points": [
      {
        "lat": -15.90864,
        "lon": -48.06447,
        "name": "Recanto das Emas"
      },
      {
        "lat": -21.09083,
        "lon": -45.09139,
        "name": "Perdões"
      },
      {
        "lat": 11.40717,
        "lon": 79.12216,
        "name": "Tittagudi"
      },
      {
        "lat": -17.73648,
        "lon": 168.31366,
        "name": "Port-Vila"
      }
    ],
    "question": "Which city is closest to Japeri: Recanto das Emas, Perdões, Tittagudi, Port-Vila?",
    "ground_truth": {
      "answer": "Perdões",
      "distance_km": 227.6,
      "all_distances_km": {
        "Recanto das Emas": 880.2,
        "Perdões": 227.6,
        "Tittagudi": 13839.8,
        "Port-Vila": 14337.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Japeri: Recanto das Emas, Perdões, Tittagudi, Port-Vila...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Recanto das Emas: 880.2 km",
      "  Perdões: 227.6 km",
      "  Tittagudi: 13839.8 km",
      "  Port-Vila: 14337.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Perdões at 227.6 km",
      "FINAL ANSWER: Perdões"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.3,
      "lon": 38.95,
      "name": "‘Alem T’ēna"
    },
    "candidate_points": [
      {
        "lat": 33.85733,
        "lon": -84.01991,
        "name": "Snellville"
      },
      {
        "lat": 45.28833,
        "lon": 18.80472,
        "name": "Vinkovci"
      },
      {
        "lat": 48.831,
        "lon": 2.54844,
        "name": "Villiers-sur-Marne"
      },
      {
        "lat": -27.10876,
        "lon": 152.94907,
        "name": "Morayfield"
      }
    ],
    "question": "Which city is closest to ‘Alem T’ēna: Snellville, Vinkovci, Villiers-sur-Marne, Morayfield?",
    "ground_truth": {
      "answer": "Vinkovci",
      "distance_km": 4544.8,
      "all_distances_km": {
        "Snellville": 12400.0,
        "Vinkovci": 4544.8,
        "Villiers-sur-Marne": 5641.1,
        "Morayfield": 12797.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to ‘Alem T’ēna: Snellville, Vinkovci, Villiers-sur-Marne, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Snellville: 12400.0 km",
      "  Vinkovci: 4544.8 km",
      "  Villiers-sur-Marne: 5641.1 km",
      "  Morayfield: 12797.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Vinkovci at 4544.8 km",
      "FINAL ANSWER: Vinkovci"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.73333,
      "lon": 135.68333,
      "name": "Shijōnawate"
    },
    "candidate_points": [
      {
        "lat": 50.41667,
        "lon": 124.11667,
        "name": "Jiagedaqi"
      },
      {
        "lat": 16.01384,
        "lon": 75.54631,
        "name": "Kerūr"
      },
      {
        "lat": 22.68004,
        "lon": 75.89391,
        "name": "Pālda"
      },
      {
        "lat": -14.06694,
        "lon": -39.64056,
        "name": "Ibirataia"
      }
    ],
    "question": "Which city is closest to Shijōnawate: Jiagedaqi, Kerūr, Pālda, Ibirataia?",
    "ground_truth": {
      "answer": "Jiagedaqi",
      "distance_km": 1979.1,
      "all_distances_km": {
        "Jiagedaqi": 1979.1,
        "Kerūr": 6293.5,
        "Pālda": 5898.0,
        "Ibirataia": 17669.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Shijōnawate: Jiagedaqi, Kerūr, Pālda, Ibirataia?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jiagedaqi: 1979.1 km",
      "  Kerūr: 6293.5 km",
      "  Pālda: 5898.0 km",
      "  Ibirataia: 17669.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Jiagedaqi at 1979.1 km",
      "FINAL ANSWER: Jiagedaqi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 55.86066,
      "lon": 9.85034,
      "name": "Horsens"
    },
    "candidate_points": [
      {
        "lat": 36.83543,
        "lon": -76.29827,
        "name": "Portsmouth"
      },
      {
        "lat": 16.57702,
        "lon": 74.31544,
        "name": "Kāgal"
      },
      {
        "lat": 48.03333,
        "lon": 48.9,
        "name": "Shalkar"
      },
      {
        "lat": 23.02475,
        "lon": 91.51091,
        "name": "Chhāgalnāiya"
      }
    ],
    "question": "Which city is closest to Horsens: Portsmouth, Kāgal, Shalkar, Chhāgalnāiya?",
    "ground_truth": {
      "answer": "Shalkar",
      "distance_km": 2771.8,
      "all_distances_km": {
        "Portsmouth": 6475.9,
        "Kāgal": 6904.7,
        "Shalkar": 2771.8,
        "Chhāgalnāiya": 7395.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Horsens: Portsmouth, Kāgal, Shalkar, Chhāgalnāiya?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Portsmouth: 6475.9 km",
      "  Kāgal: 6904.7 km",
      "  Shalkar: 2771.8 km",
      "  Chhāgalnāiya: 7395.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Shalkar at 2771.8 km",
      "FINAL ANSWER: Shalkar"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 45.44868,
      "lon": -73.81669,
      "name": "Pointe-Claire"
    },
    "candidate_points": [
      {
        "lat": 49.2818,
        "lon": -123.09351,
        "name": "Downtown Eastside"
      },
      {
        "lat": 35.4868,
        "lon": -80.86007,
        "name": "Cornelius"
      },
      {
        "lat": -19.47833,
        "lon": -46.53889,
        "name": "Ibiá"
      },
      {
        "lat": 47.74318,
        "lon": 18.11913,
        "name": "Komárom"
      }
    ],
    "question": "Which city is closest to Pointe-Claire: Downtown Eastside, Cornelius, Ibiá, Komárom?",
    "ground_truth": {
      "answer": "Cornelius",
      "distance_km": 1256.6,
      "all_distances_km": {
        "Downtown Eastside": 3669.2,
        "Cornelius": 1256.6,
        "Ibiá": 7727.9,
        "Komárom": 6586.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pointe-Claire: Downtown Eastside, Cornelius, Ibiá, Komá...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Downtown Eastside: 3669.2 km",
      "  Cornelius: 1256.6 km",
      "  Ibiá: 7727.9 km",
      "  Komárom: 6586.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Cornelius at 1256.6 km",
      "FINAL ANSWER: Cornelius"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 31.14926,
      "lon": 72.68323,
      "name": "Gojra"
    },
    "candidate_points": [
      {
        "lat": 22.97372,
        "lon": 90.22376,
        "name": "Gaurnadi"
      },
      {
        "lat": 14.90832,
        "lon": 78.01031,
        "name": "Tadpatri"
      },
      {
        "lat": 29.81667,
        "lon": 113.46667,
        "name": "Xindi"
      },
      {
        "lat": 36.70222,
        "lon": 7.84722,
        "name": "Besbes"
      }
    ],
    "question": "Which city is closest to Gojra: Gaurnadi, Tadpatri, Xindi, Besbes?",
    "ground_truth": {
      "answer": "Tadpatri",
      "distance_km": 1885.6,
      "all_distances_km": {
        "Gaurnadi": 1956.8,
        "Tadpatri": 1885.6,
        "Xindi": 3888.7,
        "Besbes": 5900.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Gojra: Gaurnadi, Tadpatri, Xindi, Besbes?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gaurnadi: 1956.8 km",
      "  Tadpatri: 1885.6 km",
      "  Xindi: 3888.7 km",
      "  Besbes: 5900.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Tadpatri at 1885.6 km",
      "FINAL ANSWER: Tadpatri"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 19.59283,
      "lon": -98.91084,
      "name": "Tezoyuca"
    },
    "candidate_points": [
      {
        "lat": 39.16533,
        "lon": -86.52639,
        "name": "Bloomington"
      },
      {
        "lat": -4.09583,
        "lon": 138.94806,
        "name": "Wamena"
      },
      {
        "lat": 50.41499,
        "lon": 4.52016,
        "name": "Châtelineau"
      },
      {
        "lat": -8.48639,
        "lon": -36.23306,
        "name": "Cachoeirinha"
      }
    ],
    "question": "Which city is closest to Tezoyuca: Bloomington, Wamena, Châtelineau, Cachoeirinha?",
    "ground_truth": {
      "answer": "Bloomington",
      "distance_km": 2479.4,
      "all_distances_km": {
        "Bloomington": 2479.4,
        "Wamena": 13520.5,
        "Châtelineau": 9247.6,
        "Cachoeirinha": 7536.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tezoyuca: Bloomington, Wamena, Châtelineau, Cachoeirinh...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bloomington: 2479.4 km",
      "  Wamena: 13520.5 km",
      "  Châtelineau: 9247.6 km",
      "  Cachoeirinha: 7536.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Bloomington at 2479.4 km",
      "FINAL ANSWER: Bloomington"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.94204,
      "lon": -95.88332,
      "name": "Bixby"
    },
    "candidate_points": [
      {
        "lat": 37.34461,
        "lon": -6.06391,
        "name": "Mairena del Aljarafe"
      },
      {
        "lat": 30.3392,
        "lon": 48.3043,
        "name": "Abadan"
      },
      {
        "lat": 41.71497,
        "lon": 82.93249,
        "name": "Xincheng"
      },
      {
        "lat": 35.44862,
        "lon": 7.95184,
        "name": "Hammamet"
      }
    ],
    "question": "Which city is closest to Bixby: Mairena del Aljarafe, Abadan, Xincheng, Hammamet?",
    "ground_truth": {
      "answer": "Mairena del Aljarafe",
      "distance_km": 7674.4,
      "all_distances_km": {
        "Mairena del Aljarafe": 7674.4,
        "Abadan": 11750.3,
        "Xincheng": 11379.2,
        "Hammamet": 8836.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bixby: Mairena del Aljarafe, Abadan, Xincheng, Hammamet...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mairena del Aljarafe: 7674.4 km",
      "  Abadan: 11750.3 km",
      "  Xincheng: 11379.2 km",
      "  Hammamet: 8836.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Mairena del Aljarafe at 7674.4 km",
      "FINAL ANSWER: Mairena del Aljarafe"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.91587,
      "lon": 17.55046,
      "name": "Koumra"
    },
    "candidate_points": [
      {
        "lat": 12.4386,
        "lon": -2.03279,
        "name": "Kindi"
      },
      {
        "lat": -22.53722,
        "lon": -42.98194,
        "name": "Guapimirim"
      },
      {
        "lat": -19.58106,
        "lon": -42.64953,
        "name": "Timóteo"
      },
      {
        "lat": 22.39644,
        "lon": 103.45824,
        "name": "Lai Châu"
      }
    ],
    "question": "Which city is closest to Koumra: Kindi, Guapimirim, Timóteo, Lai Châu?",
    "ground_truth": {
      "answer": "Kindi",
      "distance_km": 2174.7,
      "all_distances_km": {
        "Kindi": 2174.7,
        "Guapimirim": 7458.8,
        "Timóteo": 7311.7,
        "Lai Châu": 9214.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Koumra: Kindi, Guapimirim, Timóteo, Lai Châu?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kindi: 2174.7 km",
      "  Guapimirim: 7458.8 km",
      "  Timóteo: 7311.7 km",
      "  Lai Châu: 9214.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Kindi at 2174.7 km",
      "FINAL ANSWER: Kindi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 53.77174,
      "lon": 38.12305,
      "name": "Bogoroditsk"
    },
    "candidate_points": [
      {
        "lat": 40.81232,
        "lon": -73.07844,
        "name": "Holbrook"
      },
      {
        "lat": 9.31387,
        "lon": 42.11815,
        "name": "Harar"
      },
      {
        "lat": 30.6885,
        "lon": 76.40111,
        "name": "Basi"
      },
      {
        "lat": 22.58826,
        "lon": 88.23544,
        "name": "Mahiari"
      }
    ],
    "question": "Which city is closest to Bogoroditsk: Holbrook, Harar, Basi, Mahiari?",
    "ground_truth": {
      "answer": "Basi",
      "distance_km": 3985.0,
      "all_distances_km": {
        "Holbrook": 7624.0,
        "Harar": 4956.4,
        "Basi": 3985.0,
        "Mahiari": 5417.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bogoroditsk: Holbrook, Harar, Basi, Mahiari?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Holbrook: 7624.0 km",
      "  Harar: 4956.4 km",
      "  Basi: 3985.0 km",
      "  Mahiari: 5417.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Basi at 3985.0 km",
      "FINAL ANSWER: Basi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 18.13909,
      "lon": -94.14527,
      "name": "Agua Dulce"
    },
    "candidate_points": [
      {
        "lat": -2.21452,
        "lon": -80.95151,
        "name": "Salinas"
      },
      {
        "lat": 12.9591,
        "lon": -2.26075,
        "name": "Yako"
      },
      {
        "lat": -12.96121,
        "lon": 15.05958,
        "name": "Ucuma"
      },
      {
        "lat": 31.08898,
        "lon": 31.59478,
        "name": "Dikirnis"
      }
    ],
    "question": "Which city is closest to Agua Dulce: Salinas, Yako, Ucuma, Dikirnis?",
    "ground_truth": {
      "answer": "Salinas",
      "distance_km": 2685.0,
      "all_distances_km": {
        "Salinas": 2685.0,
        "Yako": 9756.7,
        "Ucuma": 12452.8,
        "Dikirnis": 12046.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Agua Dulce: Salinas, Yako, Ucuma, Dikirnis?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Salinas: 2685.0 km",
      "  Yako: 9756.7 km",
      "  Ucuma: 12452.8 km",
      "  Dikirnis: 12046.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Salinas at 2685.0 km",
      "FINAL ANSWER: Salinas"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 49.83411,
      "lon": 8.49621,
      "name": "Riedstadt"
    },
    "candidate_points": [
      {
        "lat": 34.10149,
        "lon": -84.51938,
        "name": "Woodstock"
      },
      {
        "lat": 42.3751,
        "lon": -70.98283,
        "name": "Winthrop"
      },
      {
        "lat": 12.77515,
        "lon": 14.55328,
        "name": "Blangwa"
      },
      {
        "lat": 8.06667,
        "lon": 38.46667,
        "name": "Insēno"
      }
    ],
    "question": "Which city is closest to Riedstadt: Woodstock, Winthrop, Blangwa, Insēno?",
    "ground_truth": {
      "answer": "Blangwa",
      "distance_km": 4157.8,
      "all_distances_km": {
        "Woodstock": 7383.3,
        "Winthrop": 5891.5,
        "Blangwa": 4157.8,
        "Insēno": 5411.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Riedstadt: Woodstock, Winthrop, Blangwa, Insēno?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Woodstock: 7383.3 km",
      "  Winthrop: 5891.5 km",
      "  Blangwa: 4157.8 km",
      "  Insēno: 5411.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Blangwa at 4157.8 km",
      "FINAL ANSWER: Blangwa"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.16818,
      "lon": 6.93093,
      "name": "Hilden"
    },
    "candidate_points": [
      {
        "lat": -13.035,
        "lon": -39.01444,
        "name": "Nazaré"
      },
      {
        "lat": -9.07786,
        "lon": 143.20893,
        "name": "Daru"
      },
      {
        "lat": 37.41375,
        "lon": -79.14225,
        "name": "Lynchburg"
      },
      {
        "lat": 13.10778,
        "lon": 80.12056,
        "name": "Reddipālaiyam"
      }
    ],
    "question": "Which city is closest to Hilden: Nazaré, Daru, Lynchburg, Reddipālaiyam?",
    "ground_truth": {
      "answer": "Lynchburg",
      "distance_km": 6617.2,
      "all_distances_km": {
        "Nazaré": 8403.8,
        "Daru": 13874.6,
        "Lynchburg": 6617.2,
        "Reddipālaiyam": 7707.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Hilden: Nazaré, Daru, Lynchburg, Reddipālaiyam?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nazaré: 8403.8 km",
      "  Daru: 13874.6 km",
      "  Lynchburg: 6617.2 km",
      "  Reddipālaiyam: 7707.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Lynchburg at 6617.2 km",
      "FINAL ANSWER: Lynchburg"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -17.38095,
      "lon": 49.40826,
      "name": "Fenoarivo Atsinanana"
    },
    "candidate_points": [
      {
        "lat": 52.28906,
        "lon": 11.40982,
        "name": "Haldensleben I"
      },
      {
        "lat": 38.1166,
        "lon": 13.3636,
        "name": "Palermo"
      },
      {
        "lat": 41.54329,
        "lon": 2.10942,
        "name": "Sabadell"
      },
      {
        "lat": -7.16778,
        "lon": 112.71917,
        "name": "Kamal"
      }
    ],
    "question": "Which city is closest to Fenoarivo Atsinanana: Haldensleben I, Palermo, Sabadell, Kamal?",
    "ground_truth": {
      "answer": "Kamal",
      "distance_km": 6943.8,
      "all_distances_km": {
        "Haldensleben I": 8570.3,
        "Palermo": 7227.1,
        "Sabadell": 8157.7,
        "Kamal": 6943.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Fenoarivo Atsinanana: Haldensleben I, Palermo, Sabadell...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Haldensleben I: 8570.3 km",
      "  Palermo: 7227.1 km",
      "  Sabadell: 8157.7 km",
      "  Kamal: 6943.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Kamal at 6943.8 km",
      "FINAL ANSWER: Kamal"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.88639,
      "lon": 81.50972,
      "name": "Xambabazar"
    },
    "candidate_points": [
      {
        "lat": 44.1525,
        "lon": 125.83278,
        "name": "Jiutai"
      },
      {
        "lat": 15.2921,
        "lon": 120.65498,
        "name": "San Vicente"
      },
      {
        "lat": -4.26667,
        "lon": 35.85,
        "name": "Galappo"
      },
      {
        "lat": 54.97661,
        "lon": 39.0444,
        "name": "Lukhovitsy"
      }
    ],
    "question": "Which city is closest to Xambabazar: Jiutai, San Vicente, Galappo, Lukhovitsy?",
    "ground_truth": {
      "answer": "Lukhovitsy",
      "distance_km": 3767.8,
      "all_distances_km": {
        "Jiutai": 3785.0,
        "San Vicente": 4540.2,
        "Galappo": 6577.1,
        "Lukhovitsy": 3767.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Xambabazar: Jiutai, San Vicente, Galappo, Lukhovitsy?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jiutai: 3785.0 km",
      "  San Vicente: 4540.2 km",
      "  Galappo: 6577.1 km",
      "  Lukhovitsy: 3767.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Lukhovitsy at 3767.8 km",
      "FINAL ANSWER: Lukhovitsy"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 48.09872,
      "lon": 19.80303,
      "name": "Salgótarján"
    },
    "candidate_points": [
      {
        "lat": -4.36667,
        "lon": 34.2,
        "name": "Shelui"
      },
      {
        "lat": -0.53987,
        "lon": 37.45743,
        "name": "Embu"
      },
      {
        "lat": 26.2838,
        "lon": 75.36458,
        "name": "Mālpura"
      },
      {
        "lat": -20.80583,
        "lon": -40.64556,
        "name": "Anchieta"
      }
    ],
    "question": "Which city is closest to Salgótarján: Shelui, Embu, Mālpura, Anchieta?",
    "ground_truth": {
      "answer": "Mālpura",
      "distance_km": 5345.1,
      "all_distances_km": {
        "Shelui": 6000.2,
        "Embu": 5670.7,
        "Mālpura": 5345.1,
        "Anchieta": 9730.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Salgótarján: Shelui, Embu, Mālpura, Anchieta?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Shelui: 6000.2 km",
      "  Embu: 5670.7 km",
      "  Mālpura: 5345.1 km",
      "  Anchieta: 9730.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Mālpura at 5345.1 km",
      "FINAL ANSWER: Mālpura"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 12.23512,
      "lon": -86.42809,
      "name": "Mateare"
    },
    "candidate_points": [
      {
        "lat": -13.60234,
        "lon": -39.49241,
        "name": "Teolândia"
      },
      {
        "lat": 51.35084,
        "lon": -1.99421,
        "name": "Devizes"
      },
      {
        "lat": 35.91247,
        "lon": 14.50175,
        "name": "Sliema"
      },
      {
        "lat": 28.96887,
        "lon": 50.83657,
        "name": "Bushehr"
      }
    ],
    "question": "Which city is closest to Mateare: Teolândia, Devizes, Sliema, Bushehr?",
    "ground_truth": {
      "answer": "Teolândia",
      "distance_km": 5917.7,
      "all_distances_km": {
        "Teolândia": 5917.7,
        "Devizes": 8563.6,
        "Sliema": 10171.8,
        "Bushehr": 13531.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mateare: Teolândia, Devizes, Sliema, Bushehr?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Teolândia: 5917.7 km",
      "  Devizes: 8563.6 km",
      "  Sliema: 10171.8 km",
      "  Bushehr: 13531.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Teolândia at 5917.7 km",
      "FINAL ANSWER: Teolândia"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.05304,
      "lon": 107.79426,
      "name": "Shizhi"
    },
    "candidate_points": [
      {
        "lat": 23.825,
        "lon": 90.37,
        "name": "Pallabi"
      },
      {
        "lat": -21.705,
        "lon": -47.27444,
        "name": "Tambaú"
      },
      {
        "lat": -5.13472,
        "lon": -49.32667,
        "name": "Itupiranga"
      },
      {
        "lat": -19.58361,
        "lon": -65.75306,
        "name": "Potosí"
      }
    ],
    "question": "Which city is closest to Shizhi: Pallabi, Tambaú, Itupiranga, Potosí?",
    "ground_truth": {
      "answer": "Pallabi",
      "distance_km": 1858.2,
      "all_distances_km": {
        "Pallabi": 1858.2,
        "Tambaú": 17360.8,
        "Itupiranga": 16350.5,
        "Potosí": 18681.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Shizhi: Pallabi, Tambaú, Itupiranga, Potosí?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Pallabi: 1858.2 km",
      "  Tambaú: 17360.8 km",
      "  Itupiranga: 16350.5 km",
      "  Potosí: 18681.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Pallabi at 1858.2 km",
      "FINAL ANSWER: Pallabi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -22.71611,
      "lon": -43.55528,
      "name": "Queimados"
    },
    "candidate_points": [
      {
        "lat": -37.77988,
        "lon": 144.92276,
        "name": "Ascot Vale"
      },
      {
        "lat": 45.18691,
        "lon": 0.71439,
        "name": "Périgueux"
      },
      {
        "lat": 50.9236,
        "lon": 22.22706,
        "name": "Kraśnik"
      },
      {
        "lat": 18.54349,
        "lon": -72.33881,
        "name": "Port-au-Prince"
      }
    ],
    "question": "Which city is closest to Queimados: Ascot Vale, Périgueux, Kraśnik, Port-au-Prince?",
    "ground_truth": {
      "answer": "Port-au-Prince",
      "distance_km": 5552.4,
      "all_distances_km": {
        "Ascot Vale": 13230.1,
        "Périgueux": 8779.4,
        "Kraśnik": 10398.1,
        "Port-au-Prince": 5552.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Queimados: Ascot Vale, Périgueux, Kraśnik, Port-au-Prin...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ascot Vale: 13230.1 km",
      "  Périgueux: 8779.4 km",
      "  Kraśnik: 10398.1 km",
      "  Port-au-Prince: 5552.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Port-au-Prince at 5552.4 km",
      "FINAL ANSWER: Port-au-Prince"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.50083,
      "lon": -117.18588,
      "name": "Apple Valley"
    },
    "candidate_points": [
      {
        "lat": 38.40886,
        "lon": 141.17901,
        "name": "Higashimatsushima"
      },
      {
        "lat": 37.11664,
        "lon": 70.58002,
        "name": "Fayzabad"
      },
      {
        "lat": 14.06467,
        "lon": 100.64578,
        "name": "Khlong Luang"
      },
      {
        "lat": 12.99809,
        "lon": 15.73195,
        "name": "Massakory"
      }
    ],
    "question": "Which city is closest to Apple Valley: Higashimatsushima, Fayzabad, Khlong Luang, Massakory?",
    "ground_truth": {
      "answer": "Higashimatsushima",
      "distance_km": 8583.5,
      "all_distances_km": {
        "Higashimatsushima": 8583.5,
        "Fayzabad": 12011.2,
        "Khlong Luang": 13297.4,
        "Massakory": 12764.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Apple Valley: Higashimatsushima, Fayzabad, Khlong Luang...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Higashimatsushima: 8583.5 km",
      "  Fayzabad: 12011.2 km",
      "  Khlong Luang: 13297.4 km",
      "  Massakory: 12764.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Higashimatsushima at 8583.5 km",
      "FINAL ANSWER: Higashimatsushima"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.70289,
      "lon": -75.11184,
      "name": "Glassboro"
    },
    "candidate_points": [
      {
        "lat": -27.25204,
        "lon": 152.99226,
        "name": "Kallangur"
      },
      {
        "lat": -4.39143,
        "lon": -59.58864,
        "name": "Borba"
      },
      {
        "lat": -26.6218,
        "lon": -54.10902,
        "name": "San Pedro"
      },
      {
        "lat": 27.55642,
        "lon": 30.81057,
        "name": "Dayrūţ"
      }
    ],
    "question": "Which city is closest to Glassboro: Kallangur, Borba, San Pedro, Dayrūţ?",
    "ground_truth": {
      "answer": "Borba",
      "distance_km": 5154.2,
      "all_distances_km": {
        "Kallangur": 15403.4,
        "Borba": 5154.2,
        "San Pedro": 7689.6,
        "Dayrūţ": 9315.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Glassboro: Kallangur, Borba, San Pedro, Dayrūţ?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kallangur: 15403.4 km",
      "  Borba: 5154.2 km",
      "  San Pedro: 7689.6 km",
      "  Dayrūţ: 9315.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Borba at 5154.2 km",
      "FINAL ANSWER: Borba"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -21.90389,
      "lon": -47.61944,
      "name": "Descalvado"
    },
    "candidate_points": [
      {
        "lat": -33.73333,
        "lon": 150.93284,
        "name": "Glenwood"
      },
      {
        "lat": 48.46695,
        "lon": 8.41371,
        "name": "Freudenstadt"
      },
      {
        "lat": 44.92539,
        "lon": 2.43983,
        "name": "Aurillac"
      },
      {
        "lat": 11.55965,
        "lon": 9.66407,
        "name": "Chakwama"
      }
    ],
    "question": "Which city is closest to Descalvado: Glenwood, Freudenstadt, Aurillac, Chakwama?",
    "ground_truth": {
      "answer": "Chakwama",
      "distance_km": 7270.3,
      "all_distances_km": {
        "Glenwood": 13523.9,
        "Freudenstadt": 9596.6,
        "Aurillac": 8994.8,
        "Chakwama": 7270.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Descalvado: Glenwood, Freudenstadt, Aurillac, Chakwama?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Glenwood: 13523.9 km",
      "  Freudenstadt: 9596.6 km",
      "  Aurillac: 8994.8 km",
      "  Chakwama: 7270.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Chakwama at 7270.3 km",
      "FINAL ANSWER: Chakwama"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.95238,
      "lon": -75.16362,
      "name": "Philadelphia"
    },
    "candidate_points": [
      {
        "lat": 32.47098,
        "lon": -85.00077,
        "name": "Phenix City"
      },
      {
        "lat": 40.12649,
        "lon": 70.62526,
        "name": "Isfara"
      },
      {
        "lat": 16.0531,
        "lon": 79.73964,
        "name": "Vinukonda"
      },
      {
        "lat": 14.76667,
        "lon": -16.7,
        "name": "Kbombole"
      }
    ],
    "question": "Which city is closest to Philadelphia: Phenix City, Isfara, Vinukonda, Kbombole?",
    "ground_truth": {
      "answer": "Phenix City",
      "distance_km": 1211.4,
      "all_distances_km": {
        "Phenix City": 1211.4,
        "Isfara": 10459.5,
        "Vinukonda": 13266.9,
        "Kbombole": 6286.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Philadelphia: Phenix City, Isfara, Vinukonda, Kbombole?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Phenix City: 1211.4 km",
      "  Isfara: 10459.5 km",
      "  Vinukonda: 13266.9 km",
      "  Kbombole: 6286.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Phenix City at 1211.4 km",
      "FINAL ANSWER: Phenix City"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -28.61961,
      "lon": 28.20966,
      "name": "Fouriesburg"
    },
    "candidate_points": [
      {
        "lat": -25.47288,
        "lon": 28.09919,
        "name": "Soshanguve"
      },
      {
        "lat": 46.92119,
        "lon": 26.92646,
        "name": "Roman"
      },
      {
        "lat": 21.23853,
        "lon": 77.74713,
        "name": "Chāndūr Bāzār"
      },
      {
        "lat": 16.05997,
        "lon": 102.73097,
        "name": "Ban Phai"
      }
    ],
    "question": "Which city is closest to Fouriesburg: Soshanguve, Roman, Chāndūr Bāzār, Ban Phai?",
    "ground_truth": {
      "answer": "Soshanguve",
      "distance_km": 350.1,
      "all_distances_km": {
        "Soshanguve": 350.1,
        "Roman": 8400.7,
        "Chāndūr Bāzār": 7678.7,
        "Ban Phai": 9416.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Fouriesburg: Soshanguve, Roman, Chāndūr Bāzār, Ban Phai...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Soshanguve: 350.1 km",
      "  Roman: 8400.7 km",
      "  Chāndūr Bāzār: 7678.7 km",
      "  Ban Phai: 9416.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Soshanguve at 350.1 km",
      "FINAL ANSWER: Soshanguve"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -8.88202,
      "lon": -36.50216,
      "name": "Garanhuns"
    },
    "candidate_points": [
      {
        "lat": -8.90167,
        "lon": -37.82389,
        "name": "Inajá"
      },
      {
        "lat": 55.9001,
        "lon": 37.42848,
        "name": "Khimki"
      },
      {
        "lat": 51.42708,
        "lon": -0.91979,
        "name": "Lower Earley"
      },
      {
        "lat": -17.80309,
        "lon": 177.41617,
        "name": "Nadi"
      }
    ],
    "question": "Which city is closest to Garanhuns: Inajá, Khimki, Lower Earley, Nadi?",
    "ground_truth": {
      "answer": "Inajá",
      "distance_km": 145.2,
      "all_distances_km": {
        "Inajá": 145.2,
        "Khimki": 9845.2,
        "Lower Earley": 7522.1,
        "Nadi": 15253.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Garanhuns: Inajá, Khimki, Lower Earley, Nadi?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Inajá: 145.2 km",
      "  Khimki: 9845.2 km",
      "  Lower Earley: 7522.1 km",
      "  Nadi: 15253.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Inajá at 145.2 km",
      "FINAL ANSWER: Inajá"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -29.04912,
      "lon": 29.78232,
      "name": "Wembesi"
    },
    "candidate_points": [
      {
        "lat": -0.88333,
        "lon": 29.65,
        "name": "Ntungamo"
      },
      {
        "lat": 14.10594,
        "lon": -15.5508,
        "name": "Kaffrine"
      },
      {
        "lat": 49.41835,
        "lon": 26.97936,
        "name": "Khmelnytskyi"
      },
      {
        "lat": 6.11667,
        "lon": 102.2,
        "name": "Wakaf Baharu"
      }
    ],
    "question": "Which city is closest to Wembesi: Ntungamo, Kaffrine, Khmelnytskyi, Wakaf Baharu?",
    "ground_truth": {
      "answer": "Ntungamo",
      "distance_km": 3131.9,
      "all_distances_km": {
        "Ntungamo": 3131.9,
        "Kaffrine": 6834.7,
        "Khmelnytskyi": 8729.6,
        "Wakaf Baharu": 8654.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Wembesi: Ntungamo, Kaffrine, Khmelnytskyi, Wakaf Baharu...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ntungamo: 3131.9 km",
      "  Kaffrine: 6834.7 km",
      "  Khmelnytskyi: 8729.6 km",
      "  Wakaf Baharu: 8654.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Ntungamo at 3131.9 km",
      "FINAL ANSWER: Ntungamo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 22.57965,
      "lon": 89.97521,
      "name": "Pirojpur"
    },
    "candidate_points": [
      {
        "lat": 13.26667,
        "lon": -16.76056,
        "name": "Sanyang"
      },
      {
        "lat": -23.30246,
        "lon": 30.71868,
        "name": "Giyani"
      },
      {
        "lat": 52.30667,
        "lon": 6.51806,
        "name": "Rijssen"
      },
      {
        "lat": 42.57509,
        "lon": -71.99813,
        "name": "Gardner"
      }
    ],
    "question": "Which city is closest to Pirojpur: Sanyang, Giyani, Rijssen, Gardner?",
    "ground_truth": {
      "answer": "Rijssen",
      "distance_km": 7605.5,
      "all_distances_km": {
        "Sanyang": 11100.3,
        "Giyani": 8188.8,
        "Rijssen": 7605.5,
        "Gardner": 12537.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pirojpur: Sanyang, Giyani, Rijssen, Gardner?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sanyang: 11100.3 km",
      "  Giyani: 8188.8 km",
      "  Rijssen: 7605.5 km",
      "  Gardner: 12537.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Rijssen at 7605.5 km",
      "FINAL ANSWER: Rijssen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 12.67059,
      "lon": 13.61224,
      "name": "Monguno"
    },
    "candidate_points": [
      {
        "lat": -26.9033,
        "lon": 27.45727,
        "name": "Parys"
      },
      {
        "lat": -1.5763,
        "lon": 30.0675,
        "name": "Byumba"
      },
      {
        "lat": 6.87309,
        "lon": 38.44425,
        "name": "Leku"
      },
      {
        "lat": -7.3659,
        "lon": 112.6219,
        "name": "Driyorejo"
      }
    ],
    "question": "Which city is closest to Monguno: Parys, Byumba, Leku, Driyorejo?",
    "ground_truth": {
      "answer": "Byumba",
      "distance_km": 2410.1,
      "all_distances_km": {
        "Parys": 4647.5,
        "Byumba": 2410.1,
        "Leku": 2794.6,
        "Driyorejo": 11158.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Monguno: Parys, Byumba, Leku, Driyorejo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Parys: 4647.5 km",
      "  Byumba: 2410.1 km",
      "  Leku: 2794.6 km",
      "  Driyorejo: 11158.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Byumba at 2410.1 km",
      "FINAL ANSWER: Byumba"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 41.54206,
      "lon": 2.26748,
      "name": "Montornès del Vallès"
    },
    "candidate_points": [
      {
        "lat": 38.66179,
        "lon": -9.20032,
        "name": "Caparica"
      },
      {
        "lat": -24.72459,
        "lon": 31.19939,
        "name": "Thulamahashi"
      },
      {
        "lat": 17.49326,
        "lon": 44.12766,
        "name": "Najrān"
      },
      {
        "lat": 13.69347,
        "lon": 100.5022,
        "name": "Bang Kho Laem"
      }
    ],
    "question": "Which city is closest to Montornès del Vallès: Caparica, Thulamahashi, Najrān, Bang Kho Laem?",
    "ground_truth": {
      "answer": "Caparica",
      "distance_km": 1025.7,
      "all_distances_km": {
        "Caparica": 1025.7,
        "Thulamahashi": 7948.2,
        "Najrān": 4784.6,
        "Bang Kho Laem": 9670.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Montornès del Vallès: Caparica, Thulamahashi, Najrān, B...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Caparica: 1025.7 km",
      "  Thulamahashi: 7948.2 km",
      "  Najrān: 4784.6 km",
      "  Bang Kho Laem: 9670.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Caparica at 1025.7 km",
      "FINAL ANSWER: Caparica"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.26973,
      "lon": 135.41045,
      "name": "Kinokawa"
    },
    "candidate_points": [
      {
        "lat": 32.36192,
        "lon": 72.62275,
        "name": "Jhawarian"
      },
      {
        "lat": 52.34714,
        "lon": 14.55062,
        "name": "Frankfurt (Oder)"
      },
      {
        "lat": 19.03689,
        "lon": -98.79516,
        "name": "Ozumba de Alzate"
      },
      {
        "lat": -15.46056,
        "lon": -55.74972,
        "name": "Chapada dos Guimarães"
      }
    ],
    "question": "Which city is closest to Kinokawa: Jhawarian, Frankfurt (Oder), Ozumba de Alzate, Chapada dos Guimarães?",
    "ground_truth": {
      "answer": "Jhawarian",
      "distance_km": 5742.0,
      "all_distances_km": {
        "Jhawarian": 5742.0,
        "Frankfurt (Oder)": 8810.0,
        "Ozumba de Alzate": 11770.8,
        "Chapada dos Guimarães": 17643.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kinokawa: Jhawarian, Frankfurt (Oder), Ozumba de Alzate...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Jhawarian: 5742.0 km",
      "  Frankfurt (Oder): 8810.0 km",
      "  Ozumba de Alzate: 11770.8 km",
      "  Chapada dos Guimarães: 17643.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Jhawarian at 5742.0 km",
      "FINAL ANSWER: Jhawarian"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.05195,
      "lon": -118.47397,
      "name": "Brentwood"
    },
    "candidate_points": [
      {
        "lat": 35.63106,
        "lon": 5.91186,
        "name": "Merouana"
      },
      {
        "lat": 5.65,
        "lon": 37.36667,
        "name": "Gīdolē"
      },
      {
        "lat": 51.16818,
        "lon": 6.93093,
        "name": "Hilden"
      },
      {
        "lat": 32.55556,
        "lon": 35.85,
        "name": "Irbid"
      }
    ],
    "question": "Which city is closest to Brentwood: Merouana, Gīdolē, Hilden, Irbid?",
    "ground_truth": {
      "answer": "Hilden",
      "distance_km": 9143.5,
      "all_distances_km": {
        "Merouana": 10352.5,
        "Gīdolē": 14922.3,
        "Hilden": 9143.5,
        "Irbid": 12137.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Brentwood: Merouana, Gīdolē, Hilden, Irbid?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Merouana: 10352.5 km",
      "  Gīdolē: 14922.3 km",
      "  Hilden: 9143.5 km",
      "  Irbid: 12137.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Hilden at 9143.5 km",
      "FINAL ANSWER: Hilden"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 5.84802,
      "lon": -0.17449,
      "name": "Aburi"
    },
    "candidate_points": [
      {
        "lat": -7.46856,
        "lon": 17.03769,
        "name": "Cambundi"
      },
      {
        "lat": 19.93333,
        "lon": -72.83333,
        "name": "Ti Port-de-Paix"
      },
      {
        "lat": -7.4664,
        "lon": 112.4338,
        "name": "Mojokerto"
      },
      {
        "lat": 8.25347,
        "lon": -71.82818,
        "name": "Bailadores"
      }
    ],
    "question": "Which city is closest to Aburi: Cambundi, Ti Port-de-Paix, Mojokerto, Bailadores?",
    "ground_truth": {
      "answer": "Cambundi",
      "distance_km": 2416.3,
      "all_distances_km": {
        "Cambundi": 2416.3,
        "Ti Port-de-Paix": 7976.1,
        "Mojokerto": 12576.8,
        "Bailadores": 7902.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Aburi: Cambundi, Ti Port-de-Paix, Mojokerto, Bailadores...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Cambundi: 2416.3 km",
      "  Ti Port-de-Paix: 7976.1 km",
      "  Mojokerto: 12576.8 km",
      "  Bailadores: 7902.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Cambundi at 2416.3 km",
      "FINAL ANSWER: Cambundi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 18.62926,
      "lon": -100.897,
      "name": "Huetamo de Núñez"
    },
    "candidate_points": [
      {
        "lat": 28.90054,
        "lon": -81.26367,
        "name": "Deltona"
      },
      {
        "lat": 49.21492,
        "lon": 15.88166,
        "name": "Třebíč"
      },
      {
        "lat": -20.03528,
        "lon": -44.14472,
        "name": "Sarzedo"
      },
      {
        "lat": 11.11857,
        "lon": 0.00993,
        "name": "Cinkansé"
      }
    ],
    "question": "Which city is closest to Huetamo de Núñez: Deltona, Třebíč, Sarzedo, Cinkansé?",
    "ground_truth": {
      "answer": "Deltona",
      "distance_km": 2296.3,
      "all_distances_km": {
        "Deltona": 2296.3,
        "Třebíč": 10243.4,
        "Sarzedo": 7533.4,
        "Cinkansé": 10737.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Huetamo de Núñez: Deltona, Třebíč, Sarzedo, Cinkansé?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Deltona: 2296.3 km",
      "  Třebíč: 10243.4 km",
      "  Sarzedo: 7533.4 km",
      "  Cinkansé: 10737.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Deltona at 2296.3 km",
      "FINAL ANSWER: Deltona"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 32.32091,
      "lon": 35.36989,
      "name": "Ţūbās"
    },
    "candidate_points": [
      {
        "lat": 13.09101,
        "lon": 74.79353,
        "name": "Mūlki"
      },
      {
        "lat": -6.22149,
        "lon": 23.39254,
        "name": "Miabi"
      },
      {
        "lat": 30.49238,
        "lon": -9.6355,
        "name": "Aourir"
      },
      {
        "lat": 50.87065,
        "lon": 4.31531,
        "name": "Ganshoren"
      }
    ],
    "question": "Which city is closest to Ţūbās: Mūlki, Miabi, Aourir, Ganshoren?",
    "ground_truth": {
      "answer": "Ganshoren",
      "distance_km": 3263.9,
      "all_distances_km": {
        "Mūlki": 4537.4,
        "Miabi": 4469.4,
        "Aourir": 4244.5,
        "Ganshoren": 3263.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ţūbās: Mūlki, Miabi, Aourir, Ganshoren?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mūlki: 4537.4 km",
      "  Miabi: 4469.4 km",
      "  Aourir: 4244.5 km",
      "  Ganshoren: 3263.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Ganshoren at 3263.9 km",
      "FINAL ANSWER: Ganshoren"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 1.3278,
      "lon": 172.97696,
      "name": "Tarawa"
    },
    "candidate_points": [
      {
        "lat": -1.8,
        "lon": -53.48,
        "name": "Prainha"
      },
      {
        "lat": 6.50153,
        "lon": 3.35808,
        "name": "Surulere"
      },
      {
        "lat": 1.61361,
        "lon": 16.05167,
        "name": "Ouesso"
      },
      {
        "lat": 36.74231,
        "lon": -5.16709,
        "name": "Ronda"
      }
    ],
    "question": "Which city is closest to Tarawa: Prainha, Surulere, Ouesso, Ronda?",
    "ground_truth": {
      "answer": "Prainha",
      "distance_km": 14851.1,
      "all_distances_km": {
        "Prainha": 14851.1,
        "Surulere": 18570.9,
        "Ouesso": 17428.8,
        "Ronda": 15777.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tarawa: Prainha, Surulere, Ouesso, Ronda?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Prainha: 14851.1 km",
      "  Surulere: 18570.9 km",
      "  Ouesso: 17428.8 km",
      "  Ronda: 15777.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Prainha at 14851.1 km",
      "FINAL ANSWER: Prainha"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -15.21194,
      "lon": -75.11028,
      "name": "Minas de Marcona"
    },
    "candidate_points": [
      {
        "lat": -21.95472,
        "lon": -47.99667,
        "name": "Ibaté"
      },
      {
        "lat": 59.56274,
        "lon": 150.80211,
        "name": "Magadan"
      },
      {
        "lat": 11.75618,
        "lon": 9.33896,
        "name": "Dutse"
      },
      {
        "lat": 30.75398,
        "lon": 108.36958,
        "name": "Shuanghekou"
      }
    ],
    "question": "Which city is closest to Minas de Marcona: Ibaté, Magadan, Dutse, Shuanghekou?",
    "ground_truth": {
      "answer": "Ibaté",
      "distance_km": 2949.6,
      "all_distances_km": {
        "Ibaté": 2949.6,
        "Magadan": 13843.3,
        "Dutse": 9765.9,
        "Shuanghekou": 18250.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Minas de Marcona: Ibaté, Magadan, Dutse, Shuanghekou?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ibaté: 2949.6 km",
      "  Magadan: 13843.3 km",
      "  Dutse: 9765.9 km",
      "  Shuanghekou: 18250.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Ibaté at 2949.6 km",
      "FINAL ANSWER: Ibaté"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.21896,
      "lon": 5.50757,
      "name": "Egbe"
    },
    "candidate_points": [
      {
        "lat": -23.35,
        "lon": 47.6,
        "name": "Vangaindrano"
      },
      {
        "lat": 13.15498,
        "lon": 10.63468,
        "name": "Kumagunnam"
      },
      {
        "lat": 36.59511,
        "lon": -82.18874,
        "name": "Bristol"
      },
      {
        "lat": 14.6982,
        "lon": 121.1236,
        "name": "San Mateo"
      }
    ],
    "question": "Which city is closest to Egbe: Vangaindrano, Kumagunnam, Bristol, San Mateo?",
    "ground_truth": {
      "answer": "Kumagunnam",
      "distance_km": 784.1,
      "all_distances_km": {
        "Vangaindrano": 5766.2,
        "Kumagunnam": 784.1,
        "Bristol": 9259.4,
        "San Mateo": 12474.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Egbe: Vangaindrano, Kumagunnam, Bristol, San Mateo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Vangaindrano: 5766.2 km",
      "  Kumagunnam: 784.1 km",
      "  Bristol: 9259.4 km",
      "  San Mateo: 12474.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Kumagunnam at 784.1 km",
      "FINAL ANSWER: Kumagunnam"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 48.26667,
      "lon": 126.6,
      "name": "Bei’an"
    },
    "candidate_points": [
      {
        "lat": 37.75884,
        "lon": 80.21654,
        "name": "Tawakule"
      },
      {
        "lat": 35.3015,
        "lon": 139.25581,
        "name": "Ninomiya"
      },
      {
        "lat": 57.30259,
        "lon": 39.85263,
        "name": "Gavrilov-Yam"
      },
      {
        "lat": 40.3634,
        "lon": -79.86644,
        "name": "West Mifflin"
      }
    ],
    "question": "Which city is closest to Bei’an: Tawakule, Ninomiya, Gavrilov-Yam, West Mifflin?",
    "ground_truth": {
      "answer": "Ninomiya",
      "distance_km": 1778.1,
      "all_distances_km": {
        "Tawakule": 3882.4,
        "Ninomiya": 1778.1,
        "Gavrilov-Yam": 5512.9,
        "West Mifflin": 9821.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bei’an: Tawakule, Ninomiya, Gavrilov-Yam, West Mifflin?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tawakule: 3882.4 km",
      "  Ninomiya: 1778.1 km",
      "  Gavrilov-Yam: 5512.9 km",
      "  West Mifflin: 9821.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Ninomiya at 1778.1 km",
      "FINAL ANSWER: Ninomiya"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 1.7954,
      "lon": 102.8971,
      "name": "Kampung Minyak Beku"
    },
    "candidate_points": [
      {
        "lat": 35.791,
        "lon": 139.69777,
        "name": "Ukima"
      },
      {
        "lat": 17.47702,
        "lon": 96.67828,
        "name": "Waw"
      },
      {
        "lat": 14.6228,
        "lon": 121.0897,
        "name": "Calumpang"
      },
      {
        "lat": 28.40688,
        "lon": -106.86658,
        "name": "Cuauhtémoc"
      }
    ],
    "question": "Which city is closest to Kampung Minyak Beku: Ukima, Waw, Calumpang, Cuauhtémoc?",
    "ground_truth": {
      "answer": "Waw",
      "distance_km": 1871.4,
      "all_distances_km": {
        "Ukima": 5351.2,
        "Waw": 1871.4,
        "Calumpang": 2454.5,
        "Cuauhtémoc": 15394.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kampung Minyak Beku: Ukima, Waw, Calumpang, Cuauhtémoc?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ukima: 5351.2 km",
      "  Waw: 1871.4 km",
      "  Calumpang: 2454.5 km",
      "  Cuauhtémoc: 15394.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Waw at 1871.4 km",
      "FINAL ANSWER: Waw"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.72,
      "lon": -0.545,
      "name": "Bir el Djir"
    },
    "candidate_points": [
      {
        "lat": 26.4775,
        "lon": 31.80394,
        "name": "Al Minshāh"
      },
      {
        "lat": 16.49178,
        "lon": 74.77391,
        "name": "Raybag"
      },
      {
        "lat": 34.42639,
        "lon": -117.30088,
        "name": "Hesperia"
      },
      {
        "lat": 25.81201,
        "lon": -100.59874,
        "name": "García"
      }
    ],
    "question": "Which city is closest to Bir el Djir: Al Minshāh, Raybag, Hesperia, García?",
    "ground_truth": {
      "answer": "Al Minshāh",
      "distance_km": 3229.7,
      "all_distances_km": {
        "Al Minshāh": 3229.7,
        "Raybag": 7640.6,
        "Hesperia": 9825.4,
        "García": 9198.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bir el Djir: Al Minshāh, Raybag, Hesperia, García?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Al Minshāh: 3229.7 km",
      "  Raybag: 7640.6 km",
      "  Hesperia: 9825.4 km",
      "  García: 9198.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Al Minshāh at 3229.7 km",
      "FINAL ANSWER: Al Minshāh"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 23.36453,
      "lon": 81.04374,
      "name": "Pāli"
    },
    "candidate_points": [
      {
        "lat": 41.64077,
        "lon": 41.6306,
        "name": "Batumi"
      },
      {
        "lat": 51.75185,
        "lon": 11.97093,
        "name": "Köthen"
      },
      {
        "lat": 49.12494,
        "lon": 18.32597,
        "name": "Púchov"
      },
      {
        "lat": -28.71167,
        "lon": -51.935,
        "name": "Serafina Corrêa"
      }
    ],
    "question": "Which city is closest to Pāli: Batumi, Köthen, Púchov, Serafina Corrêa?",
    "ground_truth": {
      "answer": "Batumi",
      "distance_km": 4167.8,
      "all_distances_km": {
        "Batumi": 4167.8,
        "Köthen": 6565.0,
        "Púchov": 6102.8,
        "Serafina Corrêa": 15309.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pāli: Batumi, Köthen, Púchov, Serafina Corrêa?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Batumi: 4167.8 km",
      "  Köthen: 6565.0 km",
      "  Púchov: 6102.8 km",
      "  Serafina Corrêa: 15309.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Batumi at 4167.8 km",
      "FINAL ANSWER: Batumi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 24.9319,
      "lon": 98.6701,
      "name": "Mangbang"
    },
    "candidate_points": [
      {
        "lat": 22.38128,
        "lon": 113.97872,
        "name": "Sam Shing"
      },
      {
        "lat": 37.29875,
        "lon": 79.83031,
        "name": "Ying’awati"
      },
      {
        "lat": 53.69671,
        "lon": 19.96486,
        "name": "Ostróda"
      },
      {
        "lat": 5.78333,
        "lon": 36.56667,
        "name": "Bako"
      }
    ],
    "question": "Which city is closest to Mangbang: Sam Shing, Ying’awati, Ostróda, Bako?",
    "ground_truth": {
      "answer": "Sam Shing",
      "distance_km": 1583.8,
      "all_distances_km": {
        "Sam Shing": 1583.8,
        "Ying’awati": 2252.5,
        "Ostróda": 7070.3,
        "Bako": 6929.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mangbang: Sam Shing, Ying’awati, Ostróda, Bako?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Sam Shing: 1583.8 km",
      "  Ying’awati: 2252.5 km",
      "  Ostróda: 7070.3 km",
      "  Bako: 6929.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Sam Shing at 1583.8 km",
      "FINAL ANSWER: Sam Shing"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 18.55462,
      "lon": -99.60592,
      "name": "Taxco de Alarcón"
    },
    "candidate_points": [
      {
        "lat": 53.55014,
        "lon": -113.46871,
        "name": "Edmonton"
      },
      {
        "lat": 5.10658,
        "lon": 7.36667,
        "name": "Aba"
      },
      {
        "lat": 36.52056,
        "lon": 6.26111,
        "name": "Sidi Mérouane"
      },
      {
        "lat": 38.44139,
        "lon": 140.87639,
        "name": "Yoshioka"
      }
    ],
    "question": "Which city is closest to Taxco de Alarcón: Edmonton, Aba, Sidi Mérouane, Yoshioka?",
    "ground_truth": {
      "answer": "Edmonton",
      "distance_km": 4070.0,
      "all_distances_km": {
        "Edmonton": 4070.0,
        "Aba": 11599.7,
        "Sidi Mérouane": 10128.2,
        "Yoshioka": 11083.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Taxco de Alarcón: Edmonton, Aba, Sidi Mérouane, Yoshiok...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Edmonton: 4070.0 km",
      "  Aba: 11599.7 km",
      "  Sidi Mérouane: 10128.2 km",
      "  Yoshioka: 11083.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Edmonton at 4070.0 km",
      "FINAL ANSWER: Edmonton"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 22.97886,
      "lon": 57.3047,
      "name": "Bahlā’"
    },
    "candidate_points": [
      {
        "lat": 36.40263,
        "lon": 136.45088,
        "name": "Komatsu"
      },
      {
        "lat": 15.0711,
        "lon": 120.5423,
        "name": "Porac"
      },
      {
        "lat": 40.16721,
        "lon": -105.10193,
        "name": "Longmont"
      },
      {
        "lat": 55.57653,
        "lon": 37.91245,
        "name": "Lytkarino"
      }
    ],
    "question": "Which city is closest to Bahlā’: Komatsu, Porac, Longmont, Lytkarino?",
    "ground_truth": {
      "answer": "Lytkarino",
      "distance_km": 3960.2,
      "all_distances_km": {
        "Komatsu": 7584.6,
        "Porac": 6658.4,
        "Longmont": 12760.7,
        "Lytkarino": 3960.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bahlā’: Komatsu, Porac, Longmont, Lytkarino?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Komatsu: 7584.6 km",
      "  Porac: 6658.4 km",
      "  Longmont: 12760.7 km",
      "  Lytkarino: 3960.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Lytkarino at 3960.2 km",
      "FINAL ANSWER: Lytkarino"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -34.52381,
      "lon": -56.28215,
      "name": "Canelones"
    },
    "candidate_points": [
      {
        "lat": 25.81201,
        "lon": -100.59874,
        "name": "García"
      },
      {
        "lat": 45.3001,
        "lon": -75.91606,
        "name": "Kanata"
      },
      {
        "lat": 30.3586,
        "lon": 50.7981,
        "name": "Dogonbadan"
      },
      {
        "lat": 44.32597,
        "lon": 85.62009,
        "name": "Sandaohezi"
      }
    ],
    "question": "Which city is closest to Canelones: García, Kanata, Dogonbadan, Sandaohezi?",
    "ground_truth": {
      "answer": "García",
      "distance_km": 8173.6,
      "all_distances_km": {
        "García": 8173.6,
        "Kanata": 9093.5,
        "Dogonbadan": 13308.5,
        "Sandaohezi": 16601.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Canelones: García, Kanata, Dogonbadan, Sandaohezi?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  García: 8173.6 km",
      "  Kanata: 9093.5 km",
      "  Dogonbadan: 13308.5 km",
      "  Sandaohezi: 16601.2 km",
      "Step 3: Find minimum distance",
      "  Closest: García at 8173.6 km",
      "FINAL ANSWER: García"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -36.88333,
      "lon": 174.7,
      "name": "Avondale"
    },
    "candidate_points": [
      {
        "lat": -2.87917,
        "lon": -41.66694,
        "name": "Luís Correia"
      },
      {
        "lat": 21.49012,
        "lon": 39.18624,
        "name": "Jeddah"
      },
      {
        "lat": 43.74583,
        "lon": 81.65694,
        "name": "Yengitam"
      },
      {
        "lat": 54.60638,
        "lon": 53.71179,
        "name": "Tuymazy"
      }
    ],
    "question": "Which city is closest to Avondale: Luís Correia, Jeddah, Yengitam, Tuymazy?",
    "ground_truth": {
      "answer": "Yengitam",
      "distance_km": 12950.5,
      "all_distances_km": {
        "Luís Correia": 14212.4,
        "Jeddah": 15418.6,
        "Yengitam": 12950.5,
        "Tuymazy": 15200.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Avondale: Luís Correia, Jeddah, Yengitam, Tuymazy?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Luís Correia: 14212.4 km",
      "  Jeddah: 15418.6 km",
      "  Yengitam: 12950.5 km",
      "  Tuymazy: 15200.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Yengitam at 12950.5 km",
      "FINAL ANSWER: Yengitam"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 43.42107,
      "lon": 11.12739,
      "name": "Colle di Val d'Elsa"
    },
    "candidate_points": [
      {
        "lat": 51.16837,
        "lon": 5.17027,
        "name": "Balen"
      },
      {
        "lat": 51.45984,
        "lon": 12.63338,
        "name": "Eilenburg"
      },
      {
        "lat": 40.44509,
        "lon": -3.57016,
        "name": "Rejas"
      },
      {
        "lat": -36.90694,
        "lon": 174.68704,
        "name": "New Lynn"
      }
    ],
    "question": "Which city is closest to Colle di Val d'Elsa: Balen, Eilenburg, Rejas, New Lynn?",
    "ground_truth": {
      "answer": "Eilenburg",
      "distance_km": 901.0,
      "all_distances_km": {
        "Balen": 970.8,
        "Eilenburg": 901.0,
        "Rejas": 1258.1,
        "New Lynn": 18445.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Colle di Val d'Elsa: Balen, Eilenburg, Rejas, New Lynn?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Balen: 970.8 km",
      "  Eilenburg: 901.0 km",
      "  Rejas: 1258.1 km",
      "  New Lynn: 18445.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Eilenburg at 901.0 km",
      "FINAL ANSWER: Eilenburg"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -21.46778,
      "lon": -47.00472,
      "name": "Mococa"
    },
    "candidate_points": [
      {
        "lat": 26.86852,
        "lon": 99.95628,
        "name": "Shigu"
      },
      {
        "lat": 3.08469,
        "lon": 101.69086,
        "name": "Kuchai Lama"
      },
      {
        "lat": 41.77583,
        "lon": 140.73667,
        "name": "Hakodate"
      },
      {
        "lat": -18.14307,
        "lon": 177.50691,
        "name": "Sigatoka"
      }
    ],
    "question": "Which city is closest to Mococa: Shigu, Kuchai Lama, Hakodate, Sigatoka?",
    "ground_truth": {
      "answer": "Sigatoka",
      "distance_km": 13466.8,
      "all_distances_km": {
        "Shigu": 16619.8,
        "Kuchai Lama": 16062.9,
        "Hakodate": 17643.5,
        "Sigatoka": 13466.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mococa: Shigu, Kuchai Lama, Hakodate, Sigatoka?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Shigu: 16619.8 km",
      "  Kuchai Lama: 16062.9 km",
      "  Hakodate: 17643.5 km",
      "  Sigatoka: 13466.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Sigatoka at 13466.8 km",
      "FINAL ANSWER: Sigatoka"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.32558,
      "lon": -87.84118,
      "name": "North Chicago"
    },
    "candidate_points": [
      {
        "lat": 10.61667,
        "lon": 107.06667,
        "name": "Xóm Mỹ Xuân"
      },
      {
        "lat": 24.69285,
        "lon": 108.08376,
        "name": "Hechi"
      },
      {
        "lat": 45.4105,
        "lon": 12.36649,
        "name": "Lido"
      },
      {
        "lat": 15.45099,
        "lon": 36.39998,
        "name": "Kassala"
      }
    ],
    "question": "Which city is closest to North Chicago: Xóm Mỹ Xuân, Hechi, Lido, Kassala?",
    "ground_truth": {
      "answer": "Lido",
      "distance_km": 7472.1,
      "all_distances_km": {
        "Xóm Mỹ Xuân": 13935.1,
        "Hechi": 12385.6,
        "Lido": 7472.1,
        "Kassala": 11431.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to North Chicago: Xóm Mỹ Xuân, Hechi, Lido, Kassala?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Xóm Mỹ Xuân: 13935.1 km",
      "  Hechi: 12385.6 km",
      "  Lido: 7472.1 km",
      "  Kassala: 11431.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Lido at 7472.1 km",
      "FINAL ANSWER: Lido"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 28.53126,
      "lon": 108.611,
      "name": "Lixi"
    },
    "candidate_points": [
      {
        "lat": 13.839,
        "lon": 100.61144,
        "name": "Chorakhe Bua"
      },
      {
        "lat": 22.41649,
        "lon": -83.69657,
        "name": "Pinar del Río"
      },
      {
        "lat": -6.38395,
        "lon": 37.34331,
        "name": "Dumila"
      },
      {
        "lat": -6.75917,
        "lon": -38.22806,
        "name": "Sousa"
      }
    ],
    "question": "Which city is closest to Lixi: Chorakhe Bua, Pinar del Río, Dumila, Sousa?",
    "ground_truth": {
      "answer": "Chorakhe Bua",
      "distance_km": 1830.6,
      "all_distances_km": {
        "Chorakhe Bua": 1830.6,
        "Pinar del Río": 14198.3,
        "Dumila": 8546.7,
        "Sousa": 15774.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Lixi: Chorakhe Bua, Pinar del Río, Dumila, Sousa?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Chorakhe Bua: 1830.6 km",
      "  Pinar del Río: 14198.3 km",
      "  Dumila: 8546.7 km",
      "  Sousa: 15774.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Chorakhe Bua at 1830.6 km",
      "FINAL ANSWER: Chorakhe Bua"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 26.75751,
      "lon": 94.20306,
      "name": "Jorhat"
    },
    "candidate_points": [
      {
        "lat": 47.55,
        "lon": 25.9,
        "name": "Gura Humorului"
      },
      {
        "lat": 50.75784,
        "lon": 25.35024,
        "name": "Lutsk"
      },
      {
        "lat": 9.15722,
        "lon": 43.35417,
        "name": "Hartīshēk"
      },
      {
        "lat": 4.51667,
        "lon": 12.03333,
        "name": "Nkoteng"
      }
    ],
    "question": "Which city is closest to Jorhat: Gura Humorului, Lutsk, Hartīshēk, Nkoteng?",
    "ground_truth": {
      "answer": "Hartīshēk",
      "distance_km": 5679.9,
      "all_distances_km": {
        "Gura Humorului": 6259.0,
        "Lutsk": 6278.5,
        "Hartīshēk": 5679.9,
        "Nkoteng": 9004.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Jorhat: Gura Humorului, Lutsk, Hartīshēk, Nkoteng?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gura Humorului: 6259.0 km",
      "  Lutsk: 6278.5 km",
      "  Hartīshēk: 5679.9 km",
      "  Nkoteng: 9004.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Hartīshēk at 5679.9 km",
      "FINAL ANSWER: Hartīshēk"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 43.4668,
      "lon": -80.51639,
      "name": "Waterloo"
    },
    "candidate_points": [
      {
        "lat": -3.13333,
        "lon": 33.53333,
        "name": "Malampaka"
      },
      {
        "lat": 12.45347,
        "lon": 10.04115,
        "name": "Hadejia"
      },
      {
        "lat": -23.065,
        "lon": -54.19056,
        "name": "Naviraí"
      },
      {
        "lat": 51.32254,
        "lon": 4.94471,
        "name": "Turnhout"
      }
    ],
    "question": "Which city is closest to Waterloo: Malampaka, Hadejia, Naviraí, Turnhout?",
    "ground_truth": {
      "answer": "Turnhout",
      "distance_km": 6120.6,
      "all_distances_km": {
        "Malampaka": 12169.9,
        "Hadejia": 9103.3,
        "Naviraí": 7871.8,
        "Turnhout": 6120.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Waterloo: Malampaka, Hadejia, Naviraí, Turnhout?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Malampaka: 12169.9 km",
      "  Hadejia: 9103.3 km",
      "  Naviraí: 7871.8 km",
      "  Turnhout: 6120.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Turnhout at 6120.6 km",
      "FINAL ANSWER: Turnhout"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 14.11356,
      "lon": 121.55574,
      "name": "Lucban"
    },
    "candidate_points": [
      {
        "lat": 8.60722,
        "lon": 125.91444,
        "name": "Bah-Bah"
      },
      {
        "lat": 0.21548,
        "lon": 32.53453,
        "name": "Kajansi"
      },
      {
        "lat": 4.4516,
        "lon": 7.17074,
        "name": "Bonny"
      },
      {
        "lat": 11.6,
        "lon": -9.38333,
        "name": "Kintinian"
      }
    ],
    "question": "Which city is closest to Lucban: Bah-Bah, Kajansi, Bonny, Kintinian?",
    "ground_truth": {
      "answer": "Bah-Bah",
      "distance_km": 774.9,
      "all_distances_km": {
        "Bah-Bah": 774.9,
        "Kajansi": 9896.1,
        "Bonny": 12492.8,
        "Kintinian": 13898.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Lucban: Bah-Bah, Kajansi, Bonny, Kintinian?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bah-Bah: 774.9 km",
      "  Kajansi: 9896.1 km",
      "  Bonny: 12492.8 km",
      "  Kintinian: 13898.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Bah-Bah at 774.9 km",
      "FINAL ANSWER: Bah-Bah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -26.57654,
      "lon": 18.13359,
      "name": "Keetmanshoop"
    },
    "candidate_points": [
      {
        "lat": 48.71785,
        "lon": 2.49338,
        "name": "Yerres"
      },
      {
        "lat": -37.63333,
        "lon": 144.86667,
        "name": "Greenvale"
      },
      {
        "lat": 41.87871,
        "lon": -71.38256,
        "name": "Pawtucket"
      },
      {
        "lat": 32.81034,
        "lon": 35.26009,
        "name": "Kafr Mandā"
      }
    ],
    "question": "Which city is closest to Keetmanshoop: Yerres, Greenvale, Pawtucket, Kafr Mandā?",
    "ground_truth": {
      "answer": "Kafr Mandā",
      "distance_km": 6847.6,
      "all_distances_km": {
        "Yerres": 8515.8,
        "Greenvale": 10969.5,
        "Pawtucket": 11902.3,
        "Kafr Mandā": 6847.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Keetmanshoop: Yerres, Greenvale, Pawtucket, Kafr Mandā?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Yerres: 8515.8 km",
      "  Greenvale: 10969.5 km",
      "  Pawtucket: 11902.3 km",
      "  Kafr Mandā: 6847.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Kafr Mandā at 6847.6 km",
      "FINAL ANSWER: Kafr Mandā"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.55,
      "lon": 141.35,
      "name": "Shiraoi"
    },
    "candidate_points": [
      {
        "lat": 29.24915,
        "lon": 115.80953,
        "name": "Gongqingcheng"
      },
      {
        "lat": 29.70523,
        "lon": -95.12382,
        "name": "Deer Park"
      },
      {
        "lat": 40.36412,
        "lon": -111.73854,
        "name": "Pleasant Grove"
      },
      {
        "lat": 44.84694,
        "lon": 38.385,
        "name": "Kholmskiy"
      }
    ],
    "question": "Which city is closest to Shiraoi: Gongqingcheng, Deer Park, Pleasant Grove, Kholmskiy?",
    "ground_truth": {
      "answer": "Gongqingcheng",
      "distance_km": 2718.1,
      "all_distances_km": {
        "Gongqingcheng": 2718.1,
        "Deer Park": 10124.2,
        "Pleasant Grove": 8234.8,
        "Kholmskiy": 7663.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Shiraoi: Gongqingcheng, Deer Park, Pleasant Grove, Khol...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gongqingcheng: 2718.1 km",
      "  Deer Park: 10124.2 km",
      "  Pleasant Grove: 8234.8 km",
      "  Kholmskiy: 7663.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Gongqingcheng at 2718.1 km",
      "FINAL ANSWER: Gongqingcheng"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 43.46004,
      "lon": -84.00674,
      "name": "Saginaw Township North"
    },
    "candidate_points": [
      {
        "lat": 42.56297,
        "lon": -114.46087,
        "name": "Twin Falls"
      },
      {
        "lat": 9.75209,
        "lon": -69.6524,
        "name": "Sanare"
      },
      {
        "lat": 16.99961,
        "lon": 82.22317,
        "name": "Suryaraopeta"
      },
      {
        "lat": 13.31926,
        "lon": 32.61316,
        "name": "Al Jazeera Aba"
      }
    ],
    "question": "Which city is closest to Saginaw Township North: Twin Falls, Sanare, Suryaraopeta, Al Jazeera Aba?",
    "ground_truth": {
      "answer": "Twin Falls",
      "distance_km": 2464.3,
      "all_distances_km": {
        "Twin Falls": 2464.3,
        "Sanare": 3997.3,
        "Suryaraopeta": 13147.1,
        "Al Jazeera Aba": 11018.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Saginaw Township North: Twin Falls, Sanare, Suryaraopet...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Twin Falls: 2464.3 km",
      "  Sanare: 3997.3 km",
      "  Suryaraopeta: 13147.1 km",
      "  Al Jazeera Aba: 11018.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Twin Falls at 2464.3 km",
      "FINAL ANSWER: Twin Falls"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -37.68611,
      "lon": 176.16667,
      "name": "Tauranga"
    },
    "candidate_points": [
      {
        "lat": 40.28256,
        "lon": 69.62216,
        "name": "Khujand"
      },
      {
        "lat": 21.52631,
        "lon": -102.24024,
        "name": "Encarnación de Díaz"
      },
      {
        "lat": 56.10149,
        "lon": 43.5101,
        "name": "Bogorodsk"
      },
      {
        "lat": 53.35934,
        "lon": -1.48759,
        "name": "Nether Edge"
      }
    ],
    "question": "Which city is closest to Tauranga: Khujand, Encarnación de Díaz, Bogorodsk, Nether Edge?",
    "ground_truth": {
      "answer": "Encarnación de Díaz",
      "distance_km": 10752.6,
      "all_distances_km": {
        "Khujand": 13849.7,
        "Encarnación de Díaz": 10752.6,
        "Bogorodsk": 15984.8,
        "Nether Edge": 18263.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tauranga: Khujand, Encarnación de Díaz, Bogorodsk, Neth...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Khujand: 13849.7 km",
      "  Encarnación de Díaz: 10752.6 km",
      "  Bogorodsk: 15984.8 km",
      "  Nether Edge: 18263.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Encarnación de Díaz at 10752.6 km",
      "FINAL ANSWER: Encarnación de Díaz"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.97682,
      "lon": 140.06642,
      "name": "Nasushiobara"
    },
    "candidate_points": [
      {
        "lat": -11.31667,
        "lon": -38.23333,
        "name": "Itapicuru"
      },
      {
        "lat": 56.03742,
        "lon": 92.93136,
        "name": "Krasnoyarsk"
      },
      {
        "lat": 45.67206,
        "lon": 8.82691,
        "name": "Cassano Magnago"
      },
      {
        "lat": 11.73333,
        "lon": 38.46667,
        "name": "Nefas Mewch’a"
      }
    ],
    "question": "Which city is closest to Nasushiobara: Itapicuru, Krasnoyarsk, Cassano Magnago, Nefas Mewch’a?",
    "ground_truth": {
      "answer": "Krasnoyarsk",
      "distance_km": 4073.3,
      "all_distances_km": {
        "Itapicuru": 17156.7,
        "Krasnoyarsk": 4073.3,
        "Cassano Magnago": 9610.4,
        "Nefas Mewch’a": 10230.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nasushiobara: Itapicuru, Krasnoyarsk, Cassano Magnago, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Itapicuru: 17156.7 km",
      "  Krasnoyarsk: 4073.3 km",
      "  Cassano Magnago: 9610.4 km",
      "  Nefas Mewch’a: 10230.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Krasnoyarsk at 4073.3 km",
      "FINAL ANSWER: Krasnoyarsk"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.36667,
      "lon": 132.53333,
      "name": "Kaitaichi"
    },
    "candidate_points": [
      {
        "lat": -26.12516,
        "lon": 28.45472,
        "name": "Etwatwa"
      },
      {
        "lat": 6.12874,
        "lon": 1.22154,
        "name": "Lomé"
      },
      {
        "lat": 25.53611,
        "lon": -103.52485,
        "name": "Lerdo"
      },
      {
        "lat": 45.19093,
        "lon": 7.88981,
        "name": "Chivasso"
      }
    ],
    "question": "Which city is closest to Kaitaichi: Etwatwa, Lomé, Lerdo, Chivasso?",
    "ground_truth": {
      "answer": "Chivasso",
      "distance_km": 9562.6,
      "all_distances_km": {
        "Etwatwa": 12831.2,
        "Lomé": 13208.4,
        "Lerdo": 11112.2,
        "Chivasso": 9562.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kaitaichi: Etwatwa, Lomé, Lerdo, Chivasso?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Etwatwa: 12831.2 km",
      "  Lomé: 13208.4 km",
      "  Lerdo: 11112.2 km",
      "  Chivasso: 9562.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Chivasso at 9562.6 km",
      "FINAL ANSWER: Chivasso"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 38.05282,
      "lon": 23.76523,
      "name": "Irákleio"
    },
    "candidate_points": [
      {
        "lat": 50.07139,
        "lon": 8.85123,
        "name": "Obertshausen"
      },
      {
        "lat": -20.96333,
        "lon": 55.65031,
        "name": "Saint-André"
      },
      {
        "lat": 36.9,
        "lon": 7.76667,
        "name": "Annaba"
      },
      {
        "lat": 31.39671,
        "lon": 35.06611,
        "name": "As Samū‘"
      }
    ],
    "question": "Which city is closest to Irákleio: Obertshausen, Saint-André, Annaba, As Samū‘?",
    "ground_truth": {
      "answer": "As Samū‘",
      "distance_km": 1269.0,
      "all_distances_km": {
        "Obertshausen": 1783.9,
        "Saint-André": 7359.0,
        "Annaba": 1415.8,
        "As Samū‘": 1269.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Irákleio: Obertshausen, Saint-André, Annaba, As Samū‘?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Obertshausen: 1783.9 km",
      "  Saint-André: 7359.0 km",
      "  Annaba: 1415.8 km",
      "  As Samū‘: 1269.0 km",
      "Step 3: Find minimum distance",
      "  Closest: As Samū‘ at 1269.0 km",
      "FINAL ANSWER: As Samū‘"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -32.22312,
      "lon": -58.14426,
      "name": "Colón"
    },
    "candidate_points": [
      {
        "lat": 20.89184,
        "lon": 97.71672,
        "name": "Nansang"
      },
      {
        "lat": 9.40564,
        "lon": 77.47841,
        "name": "Settūr"
      },
      {
        "lat": 10.63333,
        "lon": 107.06667,
        "name": "Phú Mỹ"
      },
      {
        "lat": 59.59737,
        "lon": 60.58608,
        "name": "Serov"
      }
    ],
    "question": "Which city is closest to Colón: Nansang, Settūr, Phú Mỹ, Serov?",
    "ground_truth": {
      "answer": "Serov",
      "distance_km": 14648.3,
      "all_distances_km": {
        "Nansang": 17312.9,
        "Settūr": 14803.5,
        "Phú Mỹ": 17175.4,
        "Serov": 14648.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Colón: Nansang, Settūr, Phú Mỹ, Serov?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nansang: 17312.9 km",
      "  Settūr: 14803.5 km",
      "  Phú Mỹ: 17175.4 km",
      "  Serov: 14648.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Serov at 14648.3 km",
      "FINAL ANSWER: Serov"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 48.35149,
      "lon": 8.96317,
      "name": "Hechingen"
    },
    "candidate_points": [
      {
        "lat": 41.41803,
        "lon": 2.18596,
        "name": "Navas"
      },
      {
        "lat": 60.15054,
        "lon": 24.65307,
        "name": "Espoonlahti"
      },
      {
        "lat": 7.07306,
        "lon": 125.61278,
        "name": "Davao"
      },
      {
        "lat": 25.58278,
        "lon": 32.5329,
        "name": "Ţūd"
      }
    ],
    "question": "Which city is closest to Hechingen: Navas, Espoonlahti, Davao, Ţūd?",
    "ground_truth": {
      "answer": "Navas",
      "distance_km": 937.0,
      "all_distances_km": {
        "Navas": 937.0,
        "Espoonlahti": 1652.6,
        "Davao": 11315.1,
        "Ţūd": 3258.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Hechingen: Navas, Espoonlahti, Davao, Ţūd?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Navas: 937.0 km",
      "  Espoonlahti: 1652.6 km",
      "  Davao: 11315.1 km",
      "  Ţūd: 3258.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Navas at 937.0 km",
      "FINAL ANSWER: Navas"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 47.21473,
      "lon": -1.72452,
      "name": "Couëron"
    },
    "candidate_points": [
      {
        "lat": 5.36499,
        "lon": 100.56177,
        "name": "Kulim"
      },
      {
        "lat": 23.00238,
        "lon": 100.11489,
        "name": "Dashan"
      },
      {
        "lat": 42.06642,
        "lon": -87.93729,
        "name": "Mount Prospect"
      },
      {
        "lat": -34.91119,
        "lon": 138.70735,
        "name": "Adelaide Hills"
      }
    ],
    "question": "Which city is closest to Couëron: Kulim, Dashan, Mount Prospect, Adelaide Hills?",
    "ground_truth": {
      "answer": "Mount Prospect",
      "distance_km": 6486.1,
      "all_distances_km": {
        "Kulim": 10487.7,
        "Dashan": 8993.4,
        "Mount Prospect": 6486.1,
        "Adelaide Hills": 16473.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Couëron: Kulim, Dashan, Mount Prospect, Adelaide Hills?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kulim: 10487.7 km",
      "  Dashan: 8993.4 km",
      "  Mount Prospect: 6486.1 km",
      "  Adelaide Hills: 16473.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Mount Prospect at 6486.1 km",
      "FINAL ANSWER: Mount Prospect"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 5.80893,
      "lon": -0.35026,
      "name": "Nsawam"
    },
    "candidate_points": [
      {
        "lat": -21.3777,
        "lon": 55.61691,
        "name": "Saint-Joseph"
      },
      {
        "lat": 33.47739,
        "lon": -7.93641,
        "name": "Sidi Rahal"
      },
      {
        "lat": 12.8939,
        "lon": -14.94125,
        "name": "Kolda"
      },
      {
        "lat": 43.5252,
        "lon": 11.57238,
        "name": "Montevarchi"
      }
    ],
    "question": "Which city is closest to Nsawam: Saint-Joseph, Sidi Rahal, Kolda, Montevarchi?",
    "ground_truth": {
      "answer": "Kolda",
      "distance_km": 1783.1,
      "all_distances_km": {
        "Saint-Joseph": 6806.3,
        "Sidi Rahal": 3174.8,
        "Kolda": 1783.1,
        "Montevarchi": 4353.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nsawam: Saint-Joseph, Sidi Rahal, Kolda, Montevarchi?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Saint-Joseph: 6806.3 km",
      "  Sidi Rahal: 3174.8 km",
      "  Kolda: 1783.1 km",
      "  Montevarchi: 4353.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Kolda at 1783.1 km",
      "FINAL ANSWER: Kolda"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 2.63918,
      "lon": -76.53055,
      "name": "Piendamo"
    },
    "candidate_points": [
      {
        "lat": 54.90156,
        "lon": 23.90909,
        "name": "Kaunas"
      },
      {
        "lat": 25.6604,
        "lon": -100.40651,
        "name": "San Pedro Garza García"
      },
      {
        "lat": -25.48238,
        "lon": 27.83925,
        "name": "Letlhabile"
      },
      {
        "lat": 8.94899,
        "lon": 76.64274,
        "name": "Perunād"
      }
    ],
    "question": "Which city is closest to Piendamo: Kaunas, San Pedro Garza García, Letlhabile, Perunād?",
    "ground_truth": {
      "answer": "San Pedro Garza García",
      "distance_km": 3614.9,
      "all_distances_km": {
        "Kaunas": 10430.9,
        "San Pedro Garza García": 3614.9,
        "Letlhabile": 11575.4,
        "Perunād": 16774.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Piendamo: Kaunas, San Pedro Garza García, Letlhabile, P...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kaunas: 10430.9 km",
      "  San Pedro Garza García: 3614.9 km",
      "  Letlhabile: 11575.4 km",
      "  Perunād: 16774.6 km",
      "Step 3: Find minimum distance",
      "  Closest: San Pedro Garza García at 3614.9 km",
      "FINAL ANSWER: San Pedro Garza García"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 6.98028,
      "lon": 1.84222,
      "name": "Klouékanmè"
    },
    "candidate_points": [
      {
        "lat": -25.15226,
        "lon": 28.85563,
        "name": "Vaalbank"
      },
      {
        "lat": -38.68333,
        "lon": 176.08333,
        "name": "Taupo"
      },
      {
        "lat": 15.0143,
        "lon": 120.0803,
        "name": "San Narciso"
      },
      {
        "lat": 53.01522,
        "lon": 27.54159,
        "name": "Slutsk"
      }
    ],
    "question": "Which city is closest to Klouékanmè: Vaalbank, Taupo, San Narciso, Slutsk?",
    "ground_truth": {
      "answer": "Vaalbank",
      "distance_km": 4616.1,
      "all_distances_km": {
        "Vaalbank": 4616.1,
        "Taupo": 16442.7,
        "San Narciso": 12783.9,
        "Slutsk": 5623.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Klouékanmè: Vaalbank, Taupo, San Narciso, Slutsk?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Vaalbank: 4616.1 km",
      "  Taupo: 16442.7 km",
      "  San Narciso: 12783.9 km",
      "  Slutsk: 5623.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Vaalbank at 4616.1 km",
      "FINAL ANSWER: Vaalbank"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -27.77333,
      "lon": -54.24,
      "name": "Três de Maio"
    },
    "candidate_points": [
      {
        "lat": 44.56139,
        "lon": 25.94889,
        "name": "Buftea"
      },
      {
        "lat": 44.04997,
        "lon": 8.21829,
        "name": "Albenga"
      },
      {
        "lat": 38.30533,
        "lon": 38.23828,
        "name": "Yakınca"
      },
      {
        "lat": 4.74132,
        "lon": 22.81838,
        "name": "Bangassou"
      }
    ],
    "question": "Which city is closest to Três de Maio: Buftea, Albenga, Yakınca, Bangassou?",
    "ground_truth": {
      "answer": "Bangassou",
      "distance_km": 8990.5,
      "all_distances_km": {
        "Buftea": 11417.7,
        "Albenga": 10198.3,
        "Yakınca": 12075.1,
        "Bangassou": 8990.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Três de Maio: Buftea, Albenga, Yakınca, Bangassou?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Buftea: 11417.7 km",
      "  Albenga: 10198.3 km",
      "  Yakınca: 12075.1 km",
      "  Bangassou: 8990.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Bangassou at 8990.5 km",
      "FINAL ANSWER: Bangassou"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 9.6053,
      "lon": 3.94101,
      "name": "Kaiama"
    },
    "candidate_points": [
      {
        "lat": -32.39375,
        "lon": -59.78955,
        "name": "Nogoyá"
      },
      {
        "lat": 2.04183,
        "lon": -77.21646,
        "name": "Balboa"
      },
      {
        "lat": 15.08333,
        "lon": 120.51667,
        "name": "Babo-Pangulo"
      },
      {
        "lat": 40.65205,
        "lon": -73.95903,
        "name": "Flatbush"
      }
    ],
    "question": "Which city is closest to Kaiama: Nogoyá, Balboa, Babo-Pangulo, Flatbush?",
    "ground_truth": {
      "answer": "Nogoyá",
      "distance_km": 8205.5,
      "all_distances_km": {
        "Nogoyá": 8205.5,
        "Balboa": 9000.5,
        "Babo-Pangulo": 12508.1,
        "Flatbush": 8295.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kaiama: Nogoyá, Balboa, Babo-Pangulo, Flatbush?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nogoyá: 8205.5 km",
      "  Balboa: 9000.5 km",
      "  Babo-Pangulo: 12508.1 km",
      "  Flatbush: 8295.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Nogoyá at 8205.5 km",
      "FINAL ANSWER: Nogoyá"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 41.03343,
      "lon": -74.63849,
      "name": "Sparta"
    },
    "candidate_points": [
      {
        "lat": 14.40599,
        "lon": 121.02222,
        "name": "Ayala Alabang"
      },
      {
        "lat": -2.54389,
        "lon": -45.77546,
        "name": "Santa Luzia do Paruá"
      },
      {
        "lat": -0.0542,
        "lon": -78.45382,
        "name": "Pomasqui"
      },
      {
        "lat": 49.17771,
        "lon": 33.74415,
        "name": "Revivka"
      }
    ],
    "question": "Which city is closest to Sparta: Ayala Alabang, Santa Luzia do Paruá, Pomasqui, Revivka?",
    "ground_truth": {
      "answer": "Pomasqui",
      "distance_km": 4584.9,
      "all_distances_km": {
        "Ayala Alabang": 13643.0,
        "Santa Luzia do Paruá": 5658.5,
        "Pomasqui": 4584.9,
        "Revivka": 7788.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sparta: Ayala Alabang, Santa Luzia do Paruá, Pomasqui, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ayala Alabang: 13643.0 km",
      "  Santa Luzia do Paruá: 5658.5 km",
      "  Pomasqui: 4584.9 km",
      "  Revivka: 7788.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Pomasqui at 4584.9 km",
      "FINAL ANSWER: Pomasqui"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 10.52641,
      "lon": 7.43879,
      "name": "Kaduna"
    },
    "candidate_points": [
      {
        "lat": 54.97763,
        "lon": 60.36582,
        "name": "Chebarkul’"
      },
      {
        "lat": -34.4279,
        "lon": 150.89268,
        "name": "Wollongong city centre"
      },
      {
        "lat": -7.23056,
        "lon": -35.88111,
        "name": "Campina Grande"
      },
      {
        "lat": 28.83379,
        "lon": 106.75535,
        "name": "Fuhuan"
      }
    ],
    "question": "Which city is closest to Kaduna: Chebarkul’, Wollongong city centre, Campina Grande, Fuhuan?",
    "ground_truth": {
      "answer": "Campina Grande",
      "distance_km": 5185.9,
      "all_distances_km": {
        "Chebarkul’": 6746.9,
        "Wollongong city centre": 15456.9,
        "Campina Grande": 5185.9,
        "Fuhuan": 10334.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kaduna: Chebarkul’, Wollongong city centre, Campina Gra...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Chebarkul’: 6746.9 km",
      "  Wollongong city centre: 15456.9 km",
      "  Campina Grande: 5185.9 km",
      "  Fuhuan: 10334.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Campina Grande at 5185.9 km",
      "FINAL ANSWER: Campina Grande"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 38.68574,
      "lon": -121.08217,
      "name": "El Dorado Hills"
    },
    "candidate_points": [
      {
        "lat": 9.76806,
        "lon": 1.10528,
        "name": "Niamtougou"
      },
      {
        "lat": -38.76081,
        "lon": -72.5982,
        "name": "Padre Las Casas"
      },
      {
        "lat": 41.37426,
        "lon": 2.13826,
        "name": "Sants"
      },
      {
        "lat": 31.24535,
        "lon": 35.0931,
        "name": "Kuseifa"
      }
    ],
    "question": "Which city is closest to El Dorado Hills: Niamtougou, Padre Las Casas, Sants, Kuseifa?",
    "ground_truth": {
      "answer": "Sants",
      "distance_km": 9419.1,
      "all_distances_km": {
        "Niamtougou": 11973.7,
        "Padre Las Casas": 9930.3,
        "Sants": 9419.1,
        "Kuseifa": 11857.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to El Dorado Hills: Niamtougou, Padre Las Casas, Sants, Ku...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Niamtougou: 11973.7 km",
      "  Padre Las Casas: 9930.3 km",
      "  Sants: 9419.1 km",
      "  Kuseifa: 11857.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Sants at 9419.1 km",
      "FINAL ANSWER: Sants"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -29.26737,
      "lon": 26.72595,
      "name": "Botshabelo"
    },
    "candidate_points": [
      {
        "lat": 25.0513,
        "lon": 56.35422,
        "name": "Kalbā"
      },
      {
        "lat": 30.96128,
        "lon": 70.93904,
        "name": "Layyah"
      },
      {
        "lat": 40.94705,
        "lon": 38.70299,
        "name": "Espiye"
      },
      {
        "lat": -7.57722,
        "lon": 110.8975,
        "name": "Jaten"
      }
    ],
    "question": "Which city is closest to Botshabelo: Kalbā, Layyah, Espiye, Jaten?",
    "ground_truth": {
      "answer": "Kalbā",
      "distance_km": 6818.3,
      "all_distances_km": {
        "Kalbā": 6818.3,
        "Layyah": 8168.6,
        "Espiye": 7904.3,
        "Jaten": 9033.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Botshabelo: Kalbā, Layyah, Espiye, Jaten?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kalbā: 6818.3 km",
      "  Layyah: 8168.6 km",
      "  Espiye: 7904.3 km",
      "  Jaten: 9033.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Kalbā at 6818.3 km",
      "FINAL ANSWER: Kalbā"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -25.39258,
      "lon": -57.35421,
      "name": "Itauguá"
    },
    "candidate_points": [
      {
        "lat": -17.39556,
        "lon": -50.37694,
        "name": "Acreúna"
      },
      {
        "lat": 7.15772,
        "lon": -5.2248,
        "name": "Tiébissou"
      },
      {
        "lat": 41.80086,
        "lon": -87.93701,
        "name": "Hinsdale"
      },
      {
        "lat": 54.92911,
        "lon": 23.88599,
        "name": "Šilainiai"
      }
    ],
    "question": "Which city is closest to Itauguá: Acreúna, Tiébissou, Hinsdale, Šilainiai?",
    "ground_truth": {
      "answer": "Acreúna",
      "distance_km": 1145.1,
      "all_distances_km": {
        "Acreúna": 1145.1,
        "Tiébissou": 6695.1,
        "Hinsdale": 8106.8,
        "Šilainiai": 11762.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Itauguá: Acreúna, Tiébissou, Hinsdale, Šilainiai?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Acreúna: 1145.1 km",
      "  Tiébissou: 6695.1 km",
      "  Hinsdale: 8106.8 km",
      "  Šilainiai: 11762.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Acreúna at 1145.1 km",
      "FINAL ANSWER: Acreúna"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -18.43333,
      "lon": 46.56667,
      "name": "Fenoarivo Be"
    },
    "candidate_points": [
      {
        "lat": 9.98433,
        "lon": 10.95229,
        "name": "Pindiga"
      },
      {
        "lat": 38.42539,
        "lon": -6.41734,
        "name": "Zafra"
      },
      {
        "lat": -20.38389,
        "lon": -42.25056,
        "name": "Santa Margarida"
      },
      {
        "lat": -30.00018,
        "lon": -51.07632,
        "name": "Alvorada"
      }
    ],
    "question": "Which city is closest to Fenoarivo Be: Pindiga, Zafra, Santa Margarida, Alvorada?",
    "ground_truth": {
      "answer": "Pindiga",
      "distance_km": 5025.1,
      "all_distances_km": {
        "Pindiga": 5025.1,
        "Zafra": 8391.6,
        "Santa Margarida": 9186.7,
        "Alvorada": 9696.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Fenoarivo Be: Pindiga, Zafra, Santa Margarida, Alvorada...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Pindiga: 5025.1 km",
      "  Zafra: 8391.6 km",
      "  Santa Margarida: 9186.7 km",
      "  Alvorada: 9696.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Pindiga at 5025.1 km",
      "FINAL ANSWER: Pindiga"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 6.41502,
      "lon": 2.88132,
      "name": "Badagry"
    },
    "candidate_points": [
      {
        "lat": 33.88758,
        "lon": -6.96807,
        "name": "Aïn Attig"
      },
      {
        "lat": 7.25256,
        "lon": 5.19312,
        "name": "Akure"
      },
      {
        "lat": 41.26194,
        "lon": -95.86083,
        "name": "Council Bluffs"
      },
      {
        "lat": 3.21727,
        "lon": 101.5608,
        "name": "Bukit Rahman Putra"
      }
    ],
    "question": "Which city is closest to Badagry: Aïn Attig, Akure, Council Bluffs, Bukit Rahman Putra?",
    "ground_truth": {
      "answer": "Akure",
      "distance_km": 271.7,
      "all_distances_km": {
        "Aïn Attig": 3218.7,
        "Akure": 271.7,
        "Council Bluffs": 10261.5,
        "Bukit Rahman Putra": 10924.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Badagry: Aïn Attig, Akure, Council Bluffs, Bukit Rahman...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Aïn Attig: 3218.7 km",
      "  Akure: 271.7 km",
      "  Council Bluffs: 10261.5 km",
      "  Bukit Rahman Putra: 10924.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Akure at 271.7 km",
      "FINAL ANSWER: Akure"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -11.10862,
      "lon": 14.33621,
      "name": "Conda"
    },
    "candidate_points": [
      {
        "lat": 48.75955,
        "lon": -122.48822,
        "name": "Bellingham"
      },
      {
        "lat": 32.96179,
        "lon": -96.82917,
        "name": "Addison"
      },
      {
        "lat": -7.53472,
        "lon": -39.11833,
        "name": "Porteiras"
      },
      {
        "lat": -37.81667,
        "lon": 145.2,
        "name": "Mitcham"
      }
    ],
    "question": "Which city is closest to Conda: Bellingham, Addison, Porteiras, Mitcham?",
    "ground_truth": {
      "answer": "Porteiras",
      "distance_km": 5871.7,
      "all_distances_km": {
        "Bellingham": 14240.7,
        "Addison": 12643.9,
        "Porteiras": 5871.7,
        "Mitcham": 12553.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Conda: Bellingham, Addison, Porteiras, Mitcham?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bellingham: 14240.7 km",
      "  Addison: 12643.9 km",
      "  Porteiras: 5871.7 km",
      "  Mitcham: 12553.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Porteiras at 5871.7 km",
      "FINAL ANSWER: Porteiras"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -17.97153,
      "lon": -67.0932,
      "name": "Oruro"
    },
    "candidate_points": [
      {
        "lat": 51.4386,
        "lon": -3.17342,
        "name": "Penarth"
      },
      {
        "lat": 7.79688,
        "lon": 6.74048,
        "name": "Lokoja"
      },
      {
        "lat": 0.40444,
        "lon": 32.45944,
        "name": "Wakiso"
      },
      {
        "lat": 12.53878,
        "lon": 103.9192,
        "name": "Pursat"
      }
    ],
    "question": "Which city is closest to Oruro: Penarth, Lokoja, Wakiso, Pursat?",
    "ground_truth": {
      "answer": "Lokoja",
      "distance_km": 8590.9,
      "all_distances_km": {
        "Penarth": 9883.9,
        "Lokoja": 8590.9,
        "Wakiso": 11031.5,
        "Pursat": 18877.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Oruro: Penarth, Lokoja, Wakiso, Pursat?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Penarth: 9883.9 km",
      "  Lokoja: 8590.9 km",
      "  Wakiso: 11031.5 km",
      "  Pursat: 18877.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Lokoja at 8590.9 km",
      "FINAL ANSWER: Lokoja"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.12303,
      "lon": 31.13571,
      "name": "Awsīm"
    },
    "candidate_points": [
      {
        "lat": -19.26917,
        "lon": 34.21278,
        "name": "Nhamatanda"
      },
      {
        "lat": 24.09082,
        "lon": 32.89942,
        "name": "Aswān"
      },
      {
        "lat": -51.69382,
        "lon": -57.85701,
        "name": "Stanley"
      },
      {
        "lat": 36.1468,
        "lon": 49.218,
        "name": "Abhar"
      }
    ],
    "question": "Which city is closest to Awsīm: Nhamatanda, Aswān, Stanley, Abhar?",
    "ground_truth": {
      "answer": "Aswān",
      "distance_km": 693.1,
      "all_distances_km": {
        "Nhamatanda": 5502.0,
        "Aswān": 693.1,
        "Stanley": 12521.2,
        "Abhar": 1808.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Awsīm: Nhamatanda, Aswān, Stanley, Abhar?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Nhamatanda: 5502.0 km",
      "  Aswān: 693.1 km",
      "  Stanley: 12521.2 km",
      "  Abhar: 1808.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Aswān at 693.1 km",
      "FINAL ANSWER: Aswān"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 4.49154,
      "lon": -74.25957,
      "name": "Sibaté"
    },
    "candidate_points": [
      {
        "lat": 3.40671,
        "lon": -76.34819,
        "name": "Candelaria"
      },
      {
        "lat": -34.18082,
        "lon": -70.64933,
        "name": "Machalí"
      },
      {
        "lat": 42.65913,
        "lon": 20.28828,
        "name": "Pejë"
      },
      {
        "lat": 30.60353,
        "lon": -87.9036,
        "name": "Daphne"
      }
    ],
    "question": "Which city is closest to Sibaté: Candelaria, Machalí, Pejë, Daphne?",
    "ground_truth": {
      "answer": "Candelaria",
      "distance_km": 261.2,
      "all_distances_km": {
        "Candelaria": 261.2,
        "Machalí": 4316.8,
        "Pejë": 10039.8,
        "Daphne": 3236.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sibaté: Candelaria, Machalí, Pejë, Daphne?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Candelaria: 261.2 km",
      "  Machalí: 4316.8 km",
      "  Pejë: 10039.8 km",
      "  Daphne: 3236.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Candelaria at 261.2 km",
      "FINAL ANSWER: Candelaria"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -3.7,
      "lon": 37.66667,
      "name": "Usangi"
    },
    "candidate_points": [
      {
        "lat": -6.71667,
        "lon": 36.36667,
        "name": "Kibakwe"
      },
      {
        "lat": -46.4,
        "lon": 168.35,
        "name": "Invercargill"
      },
      {
        "lat": 34.67345,
        "lon": 112.43684,
        "name": "Luoyang"
      },
      {
        "lat": 40.40107,
        "lon": -3.70726,
        "name": "Acacias"
      }
    ],
    "question": "Which city is closest to Usangi: Kibakwe, Invercargill, Luoyang, Acacias?",
    "ground_truth": {
      "answer": "Kibakwe",
      "distance_km": 365.0,
      "all_distances_km": {
        "Kibakwe": 365.0,
        "Invercargill": 12642.4,
        "Luoyang": 8861.8,
        "Acacias": 6460.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Usangi: Kibakwe, Invercargill, Luoyang, Acacias?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kibakwe: 365.0 km",
      "  Invercargill: 12642.4 km",
      "  Luoyang: 8861.8 km",
      "  Acacias: 6460.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Kibakwe at 365.0 km",
      "FINAL ANSWER: Kibakwe"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 50.31667,
      "lon": 8.5,
      "name": "Neu-Anspach"
    },
    "candidate_points": [
      {
        "lat": -31.83291,
        "lon": 115.7759,
        "name": "Duncraig"
      },
      {
        "lat": -7.2036,
        "lon": 146.64014,
        "name": "Bulolo"
      },
      {
        "lat": -8.9,
        "lon": 33.45,
        "name": "Mbeya"
      },
      {
        "lat": 45.53341,
        "lon": -73.34916,
        "name": "Saint-Bruno-de-Montarville"
      }
    ],
    "question": "Which city is closest to Neu-Anspach: Duncraig, Bulolo, Mbeya, Saint-Bruno-de-Montarville?",
    "ground_truth": {
      "answer": "Saint-Bruno-de-Montarville",
      "distance_km": 5806.5,
      "all_distances_km": {
        "Duncraig": 13848.5,
        "Bulolo": 13858.6,
        "Mbeya": 7012.9,
        "Saint-Bruno-de-Montarville": 5806.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Neu-Anspach: Duncraig, Bulolo, Mbeya, Saint-Bruno-de-Mo...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Duncraig: 13848.5 km",
      "  Bulolo: 13858.6 km",
      "  Mbeya: 7012.9 km",
      "  Saint-Bruno-de-Montarville: 5806.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Saint-Bruno-de-Montarville at 5806.5 km",
      "FINAL ANSWER: Saint-Bruno-de-Montarville"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 38.07438,
      "lon": 23.81106,
      "name": "Kifisiá"
    },
    "candidate_points": [
      {
        "lat": 58.28731,
        "lon": 59.74751,
        "name": "Kushva"
      },
      {
        "lat": 38.67851,
        "lon": -121.22578,
        "name": "Orangevale"
      },
      {
        "lat": 42.05009,
        "lon": -82.59981,
        "name": "Leamington"
      },
      {
        "lat": 41.02001,
        "lon": -92.4113,
        "name": "Ottumwa"
      }
    ],
    "question": "Which city is closest to Kifisiá: Kushva, Orangevale, Leamington, Ottumwa?",
    "ground_truth": {
      "answer": "Kushva",
      "distance_km": 3416.1,
      "all_distances_km": {
        "Kushva": 3416.1,
        "Orangevale": 10762.6,
        "Leamington": 8411.6,
        "Ottumwa": 9097.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kifisiá: Kushva, Orangevale, Leamington, Ottumwa?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kushva: 3416.1 km",
      "  Orangevale: 10762.6 km",
      "  Leamington: 8411.6 km",
      "  Ottumwa: 9097.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Kushva at 3416.1 km",
      "FINAL ANSWER: Kushva"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.06224,
      "lon": 129.70457,
      "name": "Puryŏng-ŭp"
    },
    "candidate_points": [
      {
        "lat": 33.45643,
        "lon": 49.45646,
        "name": "Aznā"
      },
      {
        "lat": 50.99258,
        "lon": 6.57128,
        "name": "Bedburg"
      },
      {
        "lat": 52.14724,
        "lon": 25.53198,
        "name": "Ivanovo"
      },
      {
        "lat": 10.63737,
        "lon": -61.28228,
        "name": "Arima"
      }
    ],
    "question": "Which city is closest to Puryŏng-ŭp: Aznā, Bedburg, Ivanovo, Arima?",
    "ground_truth": {
      "answer": "Aznā",
      "distance_km": 6859.5,
      "all_distances_km": {
        "Aznā": 6859.5,
        "Bedburg": 8297.7,
        "Ivanovo": 7264.1,
        "Arima": 14048.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Puryŏng-ŭp: Aznā, Bedburg, Ivanovo, Arima?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Aznā: 6859.5 km",
      "  Bedburg: 8297.7 km",
      "  Ivanovo: 7264.1 km",
      "  Arima: 14048.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Aznā at 6859.5 km",
      "FINAL ANSWER: Aznā"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -37.96667,
      "lon": 145.16667,
      "name": "Noble Park"
    },
    "candidate_points": [
      {
        "lat": 36.26333,
        "lon": 6.69361,
        "name": "El Khroub"
      },
      {
        "lat": 42.5114,
        "lon": 14.14507,
        "name": "Montesilvano Marina"
      },
      {
        "lat": 44.21028,
        "lon": 43.13528,
        "name": "Mineralnye Vody"
      },
      {
        "lat": -20.91694,
        "lon": -46.99139,
        "name": "São Sebastião do Paraíso"
      }
    ],
    "question": "Which city is closest to Noble Park: El Khroub, Montesilvano Marina, Mineralnye Vody, São Sebastião do Paraíso?",
    "ground_truth": {
      "answer": "São Sebastião do Paraíso",
      "distance_km": 13345.3,
      "all_distances_km": {
        "El Khroub": 16358.6,
        "Montesilvano Marina": 15885.1,
        "Mineralnye Vody": 13693.2,
        "São Sebastião do Paraíso": 13345.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Noble Park: El Khroub, Montesilvano Marina, Mineralnye ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  El Khroub: 16358.6 km",
      "  Montesilvano Marina: 15885.1 km",
      "  Mineralnye Vody: 13693.2 km",
      "  São Sebastião do Paraíso: 13345.3 km",
      "Step 3: Find minimum distance",
      "  Closest: São Sebastião do Paraíso at 13345.3 km",
      "FINAL ANSWER: São Sebastião do Paraíso"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -0.59167,
      "lon": 30.62861,
      "name": "Bwizibwera"
    },
    "candidate_points": [
      {
        "lat": -9.58833,
        "lon": -67.5325,
        "name": "Porto Acre"
      },
      {
        "lat": -12.39904,
        "lon": -38.75519,
        "name": "Amélia Rodrigues"
      },
      {
        "lat": 51.29424,
        "lon": -0.75565,
        "name": "Farnborough"
      },
      {
        "lat": 50.0432,
        "lon": 8.97394,
        "name": "Seligenstadt"
      }
    ],
    "question": "Which city is closest to Bwizibwera: Porto Acre, Amélia Rodrigues, Farnborough, Seligenstadt?",
    "ground_truth": {
      "answer": "Seligenstadt",
      "distance_km": 5995.4,
      "all_distances_km": {
        "Porto Acre": 10891.1,
        "Amélia Rodrigues": 7756.0,
        "Farnborough": 6480.6,
        "Seligenstadt": 5995.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bwizibwera: Porto Acre, Amélia Rodrigues, Farnborough, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Porto Acre: 10891.1 km",
      "  Amélia Rodrigues: 7756.0 km",
      "  Farnborough: 6480.6 km",
      "  Seligenstadt: 5995.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Seligenstadt at 5995.4 km",
      "FINAL ANSWER: Seligenstadt"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 56.70153,
      "lon": 36.77305,
      "name": "Konakovo"
    },
    "candidate_points": [
      {
        "lat": -17.8575,
        "lon": -41.50528,
        "name": "Teófilo Otoni"
      },
      {
        "lat": 20.83773,
        "lon": 84.32618,
        "name": "Baud"
      },
      {
        "lat": 21.77463,
        "lon": 78.25756,
        "name": "Multai"
      },
      {
        "lat": 37.12005,
        "lon": -93.48019,
        "name": "Republic"
      }
    ],
    "question": "Which city is closest to Konakovo: Teófilo Otoni, Baud, Multai, Republic?",
    "ground_truth": {
      "answer": "Multai",
      "distance_km": 5138.6,
      "all_distances_km": {
        "Teófilo Otoni": 10967.7,
        "Baud": 5552.9,
        "Multai": 5138.6,
        "Republic": 8584.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Konakovo: Teófilo Otoni, Baud, Multai, Republic?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Teófilo Otoni: 10967.7 km",
      "  Baud: 5552.9 km",
      "  Multai: 5138.6 km",
      "  Republic: 8584.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Multai at 5138.6 km",
      "FINAL ANSWER: Multai"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.22235,
      "lon": 6.90831,
      "name": "Erkrath"
    },
    "candidate_points": [
      {
        "lat": 54.17057,
        "lon": 17.49187,
        "name": "Bytów"
      },
      {
        "lat": 8.92901,
        "lon": -75.02709,
        "name": "San Benito Abad"
      },
      {
        "lat": 24.41667,
        "lon": 111.51667,
        "name": "Babu"
      },
      {
        "lat": 41.31366,
        "lon": -81.72457,
        "name": "North Royalton"
      }
    ],
    "question": "Which city is closest to Erkrath: Bytów, San Benito Abad, Babu, North Royalton?",
    "ground_truth": {
      "answer": "Bytów",
      "distance_km": 783.9,
      "all_distances_km": {
        "Bytów": 783.9,
        "San Benito Abad": 8673.9,
        "Babu": 8864.7,
        "North Royalton": 6479.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Erkrath: Bytów, San Benito Abad, Babu, North Royalton?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bytów: 783.9 km",
      "  San Benito Abad: 8673.9 km",
      "  Babu: 8864.7 km",
      "  North Royalton: 6479.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Bytów at 783.9 km",
      "FINAL ANSWER: Bytów"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 55.98139,
      "lon": 22.24722,
      "name": "Telsiai"
    },
    "candidate_points": [
      {
        "lat": 42.04,
        "lon": 21.425,
        "name": "Šuto Orizare"
      },
      {
        "lat": 52.30083,
        "lon": 4.86389,
        "name": "Amstelveen"
      },
      {
        "lat": -2.42306,
        "lon": -44.10333,
        "name": "Raposa"
      },
      {
        "lat": 36.80146,
        "lon": 7.60811,
        "name": "Ahmed Bel Hadj"
      }
    ],
    "question": "Which city is closest to Telsiai: Šuto Orizare, Amstelveen, Raposa, Ahmed Bel Hadj?",
    "ground_truth": {
      "answer": "Amstelveen",
      "distance_km": 1200.1,
      "all_distances_km": {
        "Šuto Orizare": 1551.3,
        "Amstelveen": 1200.1,
        "Raposa": 8795.0,
        "Ahmed Bel Hadj": 2398.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Telsiai: Šuto Orizare, Amstelveen, Raposa, Ahmed Bel Ha...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Šuto Orizare: 1551.3 km",
      "  Amstelveen: 1200.1 km",
      "  Raposa: 8795.0 km",
      "  Ahmed Bel Hadj: 2398.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Amstelveen at 1200.1 km",
      "FINAL ANSWER: Amstelveen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -10.96667,
      "lon": 22.9,
      "name": "Tshilenge"
    },
    "candidate_points": [
      {
        "lat": 32.17222,
        "lon": 13.02028,
        "name": "Gharyan"
      },
      {
        "lat": 57.76667,
        "lon": 11.83333,
        "name": "Björlanda"
      },
      {
        "lat": 29.69106,
        "lon": -95.2091,
        "name": "Pasadena"
      },
      {
        "lat": 34.68333,
        "lon": 137.56667,
        "name": "Arai"
      }
    ],
    "question": "Which city is closest to Tshilenge: Gharyan, Björlanda, Pasadena, Arai?",
    "ground_truth": {
      "answer": "Gharyan",
      "distance_km": 4910.6,
      "all_distances_km": {
        "Gharyan": 4910.6,
        "Björlanda": 7709.2,
        "Pasadena": 13314.4,
        "Arai": 12946.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tshilenge: Gharyan, Björlanda, Pasadena, Arai?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gharyan: 4910.6 km",
      "  Björlanda: 7709.2 km",
      "  Pasadena: 13314.4 km",
      "  Arai: 12946.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Gharyan at 4910.6 km",
      "FINAL ANSWER: Gharyan"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 31.32977,
      "lon": 31.71507,
      "name": "Fāraskūr"
    },
    "candidate_points": [
      {
        "lat": 31.02795,
        "lon": 30.71493,
        "name": "Shubrākhīt"
      },
      {
        "lat": 6.83333,
        "lon": 38.08333,
        "name": "Bedēsa"
      },
      {
        "lat": -38.13333,
        "lon": 145.13333,
        "name": "Frankston East"
      },
      {
        "lat": 27.66684,
        "lon": 68.3609,
        "name": "Naudero"
      }
    ],
    "question": "Which city is closest to Fāraskūr: Shubrākhīt, Bedēsa, Frankston East, Naudero?",
    "ground_truth": {
      "answer": "Shubrākhīt",
      "distance_km": 100.9,
      "all_distances_km": {
        "Shubrākhīt": 100.9,
        "Bedēsa": 2803.2,
        "Frankston East": 14013.1,
        "Naudero": 3553.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Fāraskūr: Shubrākhīt, Bedēsa, Frankston East, Naudero?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Shubrākhīt: 100.9 km",
      "  Bedēsa: 2803.2 km",
      "  Frankston East: 14013.1 km",
      "  Naudero: 3553.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Shubrākhīt at 100.9 km",
      "FINAL ANSWER: Shubrākhīt"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 33.96095,
      "lon": -83.37794,
      "name": "Athens"
    },
    "candidate_points": [
      {
        "lat": 15.47025,
        "lon": -90.37455,
        "name": "Cobán"
      },
      {
        "lat": 45.35699,
        "lon": -71.99676,
        "name": "Rock Forest"
      },
      {
        "lat": 8.45194,
        "lon": 126.17139,
        "name": "Tagbina"
      },
      {
        "lat": 36.85667,
        "lon": 127.44333,
        "name": "Chinch'ŏn"
      }
    ],
    "question": "Which city is closest to Athens: Cobán, Rock Forest, Tagbina, Chinch'ŏn?",
    "ground_truth": {
      "answer": "Rock Forest",
      "distance_km": 1595.0,
      "all_distances_km": {
        "Cobán": 2172.5,
        "Rock Forest": 1595.0,
        "Tagbina": 14362.8,
        "Chinch'ŏn": 11517.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Athens: Cobán, Rock Forest, Tagbina, Chinch'ŏn?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Cobán: 2172.5 km",
      "  Rock Forest: 1595.0 km",
      "  Tagbina: 14362.8 km",
      "  Chinch'ŏn: 11517.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Rock Forest at 1595.0 km",
      "FINAL ANSWER: Rock Forest"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.00096,
      "lon": 105.97339,
      "name": "Longcheng"
    },
    "candidate_points": [
      {
        "lat": 32.06716,
        "lon": 130.61182,
        "name": "Isa"
      },
      {
        "lat": 53.21917,
        "lon": 6.56667,
        "name": "Groningen"
      },
      {
        "lat": 50.06143,
        "lon": 19.93658,
        "name": "Kraków"
      },
      {
        "lat": -28.40833,
        "lon": -54.96083,
        "name": "São Luiz Gonzaga"
      }
    ],
    "question": "Which city is closest to Longcheng: Isa, Groningen, Kraków, São Luiz Gonzaga?",
    "ground_truth": {
      "answer": "Isa",
      "distance_km": 2300.9,
      "all_distances_km": {
        "Isa": 2300.9,
        "Groningen": 7529.4,
        "Kraków": 6845.9,
        "São Luiz Gonzaga": 18072.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Longcheng: Isa, Groningen, Kraków, São Luiz Gonzaga?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Isa: 2300.9 km",
      "  Groningen: 7529.4 km",
      "  Kraków: 6845.9 km",
      "  São Luiz Gonzaga: 18072.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Isa at 2300.9 km",
      "FINAL ANSWER: Isa"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 45.40008,
      "lon": -71.89908,
      "name": "Sherbrooke"
    },
    "candidate_points": [
      {
        "lat": -13.01944,
        "lon": -42.69861,
        "name": "Macaúbas"
      },
      {
        "lat": 8.57437,
        "lon": 16.07722,
        "name": "Moundou"
      },
      {
        "lat": 24.10051,
        "lon": 98.31264,
        "name": "Panglong"
      },
      {
        "lat": 37.8332,
        "lon": 23.80311,
        "name": "Vári"
      }
    ],
    "question": "Which city is closest to Sherbrooke: Macaúbas, Moundou, Panglong, Vári?",
    "ground_truth": {
      "answer": "Macaúbas",
      "distance_km": 7127.9,
      "all_distances_km": {
        "Macaúbas": 7127.9,
        "Moundou": 9172.6,
        "Panglong": 12223.6,
        "Vári": 7512.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sherbrooke: Macaúbas, Moundou, Panglong, Vári?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Macaúbas: 7127.9 km",
      "  Moundou: 9172.6 km",
      "  Panglong: 12223.6 km",
      "  Vári: 7512.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Macaúbas at 7127.9 km",
      "FINAL ANSWER: Macaúbas"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 18.80748,
      "lon": -69.78431,
      "name": "Monte Plata"
    },
    "candidate_points": [
      {
        "lat": 14.0683,
        "lon": 121.3256,
        "name": "San Pablo"
      },
      {
        "lat": 13.75,
        "lon": -15.8,
        "name": "Nioro du Rip"
      },
      {
        "lat": 6.56487,
        "lon": -7.42735,
        "name": "Goya"
      },
      {
        "lat": 56.39522,
        "lon": -3.43139,
        "name": "Perth"
      }
    ],
    "question": "Which city is closest to Monte Plata: San Pablo, Nioro du Rip, Goya, Perth?",
    "ground_truth": {
      "answer": "Nioro du Rip",
      "distance_km": 5769.0,
      "all_distances_km": {
        "San Pablo": 16162.2,
        "Nioro du Rip": 5769.0,
        "Goya": 6867.4,
        "Perth": 6827.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Monte Plata: San Pablo, Nioro du Rip, Goya, Perth?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  San Pablo: 16162.2 km",
      "  Nioro du Rip: 5769.0 km",
      "  Goya: 6867.4 km",
      "  Perth: 6827.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Nioro du Rip at 5769.0 km",
      "FINAL ANSWER: Nioro du Rip"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.64621,
      "lon": -73.97069,
      "name": "Kensington"
    },
    "candidate_points": [
      {
        "lat": 41.09978,
        "lon": -80.64952,
        "name": "Youngstown"
      },
      {
        "lat": 3.2549,
        "lon": 101.6668,
        "name": "Selayang Baru Utara"
      },
      {
        "lat": 13.33917,
        "lon": -16.6875,
        "name": "Busumbala"
      },
      {
        "lat": -7.40056,
        "lon": -79.57139,
        "name": "Pacasmayo"
      }
    ],
    "question": "Which city is closest to Kensington: Youngstown, Selayang Baru Utara, Busumbala, Pacasmayo?",
    "ground_truth": {
      "answer": "Youngstown",
      "distance_km": 563.7,
      "all_distances_km": {
        "Youngstown": 563.7,
        "Selayang Baru Utara": 15113.4,
        "Busumbala": 6302.5,
        "Pacasmayo": 5373.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kensington: Youngstown, Selayang Baru Utara, Busumbala,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Youngstown: 563.7 km",
      "  Selayang Baru Utara: 15113.4 km",
      "  Busumbala: 6302.5 km",
      "  Pacasmayo: 5373.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Youngstown at 563.7 km",
      "FINAL ANSWER: Youngstown"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 9.25025,
      "lon": 0.78213,
      "name": "Bassar"
    },
    "candidate_points": [
      {
        "lat": 35.45139,
        "lon": 2.90583,
        "name": "Aïn Oussera"
      },
      {
        "lat": 61.46667,
        "lon": 23.5,
        "name": "Nokia"
      },
      {
        "lat": 23.38465,
        "lon": 79.7442,
        "name": "Kaimori"
      },
      {
        "lat": -1.86032,
        "lon": -79.97683,
        "name": "Daule"
      }
    ],
    "question": "Which city is closest to Bassar: Aïn Oussera, Nokia, Kaimori, Daule?",
    "ground_truth": {
      "answer": "Aïn Oussera",
      "distance_km": 2921.4,
      "all_distances_km": {
        "Aïn Oussera": 2921.4,
        "Nokia": 6096.0,
        "Kaimori": 8481.5,
        "Daule": 9027.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bassar: Aïn Oussera, Nokia, Kaimori, Daule?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Aïn Oussera: 2921.4 km",
      "  Nokia: 6096.0 km",
      "  Kaimori: 8481.5 km",
      "  Daule: 9027.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Aïn Oussera at 2921.4 km",
      "FINAL ANSWER: Aïn Oussera"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -24.53333,
      "lon": 32.98333,
      "name": "Chokwé"
    },
    "candidate_points": [
      {
        "lat": 14.66222,
        "lon": -17.43972,
        "name": "Le Plateau"
      },
      {
        "lat": -10.21289,
        "lon": 31.18084,
        "name": "Kasama"
      },
      {
        "lat": 37.36528,
        "lon": 126.94778,
        "name": "Uiwang"
      },
      {
        "lat": 42.20704,
        "lon": -71.68562,
        "name": "Grafton"
      }
    ],
    "question": "Which city is closest to Chokwé: Le Plateau, Kasama, Uiwang, Grafton?",
    "ground_truth": {
      "answer": "Kasama",
      "distance_km": 1603.7,
      "all_distances_km": {
        "Le Plateau": 6993.6,
        "Kasama": 1603.7,
        "Uiwang": 11962.0,
        "Grafton": 12978.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chokwé: Le Plateau, Kasama, Uiwang, Grafton?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Le Plateau: 6993.6 km",
      "  Kasama: 1603.7 km",
      "  Uiwang: 11962.0 km",
      "  Grafton: 12978.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Kasama at 1603.7 km",
      "FINAL ANSWER: Kasama"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.67037,
      "lon": -71.30201,
      "name": "Dracut"
    },
    "candidate_points": [
      {
        "lat": -24.67014,
        "lon": 25.53975,
        "name": "Thamaga"
      },
      {
        "lat": 40.44289,
        "lon": -3.71124,
        "name": "Vallehermoso"
      },
      {
        "lat": 52.1275,
        "lon": 4.44861,
        "name": "Voorschoten"
      },
      {
        "lat": 3.8801,
        "lon": -77.03116,
        "name": "Buenaventura"
      }
    ],
    "question": "Which city is closest to Dracut: Thamaga, Vallehermoso, Voorschoten, Buenaventura?",
    "ground_truth": {
      "answer": "Buenaventura",
      "distance_km": 4350.4,
      "all_distances_km": {
        "Thamaga": 12370.8,
        "Vallehermoso": 5474.4,
        "Voorschoten": 5531.9,
        "Buenaventura": 4350.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Dracut: Thamaga, Vallehermoso, Voorschoten, Buenaventur...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Thamaga: 12370.8 km",
      "  Vallehermoso: 5474.4 km",
      "  Voorschoten: 5531.9 km",
      "  Buenaventura: 4350.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Buenaventura at 4350.4 km",
      "FINAL ANSWER: Buenaventura"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -41.4693,
      "lon": -72.94237,
      "name": "Puerto Montt"
    },
    "candidate_points": [
      {
        "lat": 5.01789,
        "lon": -72.74675,
        "name": "Tauramena"
      },
      {
        "lat": 8.69625,
        "lon": -69.20832,
        "name": "Guanarito"
      },
      {
        "lat": -10.70806,
        "lon": -48.41722,
        "name": "Porto Nacional"
      },
      {
        "lat": 41.00996,
        "lon": 14.13013,
        "name": "Casal di Principe"
      }
    ],
    "question": "Which city is closest to Puerto Montt: Tauramena, Guanarito, Porto Nacional, Casal di Principe?",
    "ground_truth": {
      "answer": "Porto Nacional",
      "distance_km": 4174.8,
      "all_distances_km": {
        "Tauramena": 5169.2,
        "Guanarito": 5591.2,
        "Porto Nacional": 4174.8,
        "Casal di Principe": 12668.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Puerto Montt: Tauramena, Guanarito, Porto Nacional, Cas...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tauramena: 5169.2 km",
      "  Guanarito: 5591.2 km",
      "  Porto Nacional: 4174.8 km",
      "  Casal di Principe: 12668.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Porto Nacional at 4174.8 km",
      "FINAL ANSWER: Porto Nacional"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 48.44964,
      "lon": -123.3026,
      "name": "Oak Bay"
    },
    "candidate_points": [
      {
        "lat": 41.74115,
        "lon": -87.61255,
        "name": "Chatham"
      },
      {
        "lat": 22.28519,
        "lon": -97.87777,
        "name": "Tampico"
      },
      {
        "lat": -37.9,
        "lon": 145.18333,
        "name": "Wheelers Hill"
      },
      {
        "lat": 38.01667,
        "lon": 106.28333,
        "name": "Haojiaqiao"
      }
    ],
    "question": "Which city is closest to Oak Bay: Chatham, Tampico, Wheelers Hill, Haojiaqiao?",
    "ground_truth": {
      "answer": "Chatham",
      "distance_km": 2870.5,
      "all_distances_km": {
        "Chatham": 2870.5,
        "Tampico": 3676.2,
        "Wheelers Hill": 13150.4,
        "Haojiaqiao": 9227.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Oak Bay: Chatham, Tampico, Wheelers Hill, Haojiaqiao?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Chatham: 2870.5 km",
      "  Tampico: 3676.2 km",
      "  Wheelers Hill: 13150.4 km",
      "  Haojiaqiao: 9227.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Chatham at 2870.5 km",
      "FINAL ANSWER: Chatham"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -23.38833,
      "lon": -49.51,
      "name": "Fartura"
    },
    "candidate_points": [
      {
        "lat": -18.01465,
        "lon": -70.25362,
        "name": "Tacna"
      },
      {
        "lat": 5.31667,
        "lon": 39.58333,
        "name": "Negēlē"
      },
      {
        "lat": -14.92056,
        "lon": 39.98361,
        "name": "Namialo"
      },
      {
        "lat": 60.37752,
        "lon": 25.26906,
        "name": "Sibbo"
      }
    ],
    "question": "Which city is closest to Fartura: Tacna, Negēlē, Namialo, Sibbo?",
    "ground_truth": {
      "answer": "Tacna",
      "distance_km": 2236.3,
      "all_distances_km": {
        "Tacna": 2236.3,
        "Negēlē": 10149.8,
        "Namialo": 9305.0,
        "Sibbo": 11459.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Fartura: Tacna, Negēlē, Namialo, Sibbo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Tacna: 2236.3 km",
      "  Negēlē: 10149.8 km",
      "  Namialo: 9305.0 km",
      "  Sibbo: 11459.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Tacna at 2236.3 km",
      "FINAL ANSWER: Tacna"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 6.52799,
      "lon": 3.35411,
      "name": "Mushin"
    },
    "candidate_points": [
      {
        "lat": 42.35336,
        "lon": -88.09341,
        "name": "Round Lake"
      },
      {
        "lat": 14.06667,
        "lon": -60.95,
        "name": "Gros Islet"
      },
      {
        "lat": 35.99251,
        "lon": 128.39785,
        "name": "Waegwan"
      },
      {
        "lat": -27.61528,
        "lon": -48.6275,
        "name": "São José"
      }
    ],
    "question": "Which city is closest to Mushin: Round Lake, Gros Islet, Waegwan, São José?",
    "ground_truth": {
      "answer": "São José",
      "distance_km": 6748.6,
      "all_distances_km": {
        "Round Lake": 9637.5,
        "Gros Islet": 7065.9,
        "Waegwan": 12592.9,
        "São José": 6748.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mushin: Round Lake, Gros Islet, Waegwan, São José?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Round Lake: 9637.5 km",
      "  Gros Islet: 7065.9 km",
      "  Waegwan: 12592.9 km",
      "  São José: 6748.6 km",
      "Step 3: Find minimum distance",
      "  Closest: São José at 6748.6 km",
      "FINAL ANSWER: São José"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 29.45741,
      "lon": 106.12926,
      "name": "Zhengxing"
    },
    "candidate_points": [
      {
        "lat": 5.56025,
        "lon": -6.02111,
        "name": "Dagbao I"
      },
      {
        "lat": 10.25,
        "lon": 37.93333,
        "name": "Lumamē"
      },
      {
        "lat": -33.8188,
        "lon": 151.1062,
        "name": "Ryde"
      },
      {
        "lat": -38.05916,
        "lon": 145.40947,
        "name": "Officer"
      }
    ],
    "question": "Which city is closest to Zhengxing: Dagbao I, Lumamē, Ryde, Officer?",
    "ground_truth": {
      "answer": "Lumamē",
      "distance_km": 7345.7,
      "all_distances_km": {
        "Dagbao I": 11809.6,
        "Lumamē": 7345.7,
        "Ryde": 8476.4,
        "Officer": 8545.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Zhengxing: Dagbao I, Lumamē, Ryde, Officer?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Dagbao I: 11809.6 km",
      "  Lumamē: 7345.7 km",
      "  Ryde: 8476.4 km",
      "  Officer: 8545.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Lumamē at 7345.7 km",
      "FINAL ANSWER: Lumamē"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 27.96059,
      "lon": 73.55913,
      "name": "Napāsar"
    },
    "candidate_points": [
      {
        "lat": 25.1,
        "lon": 105.51667,
        "name": "Anlong"
      },
      {
        "lat": 29.10037,
        "lon": 106.03304,
        "name": "Shimen"
      },
      {
        "lat": 41.6316,
        "lon": 46.64479,
        "name": "Zaqatala"
      },
      {
        "lat": 51.21526,
        "lon": 24.70867,
        "name": "Kovel"
      }
    ],
    "question": "Which city is closest to Napāsar: Anlong, Shimen, Zaqatala, Kovel?",
    "ground_truth": {
      "answer": "Zaqatala",
      "distance_km": 2871.1,
      "all_distances_km": {
        "Anlong": 3186.2,
        "Shimen": 3164.9,
        "Zaqatala": 2871.1,
        "Kovel": 4798.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Napāsar: Anlong, Shimen, Zaqatala, Kovel?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Anlong: 3186.2 km",
      "  Shimen: 3164.9 km",
      "  Zaqatala: 2871.1 km",
      "  Kovel: 4798.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Zaqatala at 2871.1 km",
      "FINAL ANSWER: Zaqatala"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 8.76171,
      "lon": -70.41199,
      "name": "Barinitas"
    },
    "candidate_points": [
      {
        "lat": -18.24692,
        "lon": -43.60345,
        "name": "Diamantina"
      },
      {
        "lat": 13.9044,
        "lon": -10.0986,
        "name": "Mahina"
      },
      {
        "lat": 7.55633,
        "lon": 99.61141,
        "name": "Trang"
      },
      {
        "lat": 14.61513,
        "lon": -60.90311,
        "name": "Le François"
      }
    ],
    "question": "Which city is closest to Barinitas: Diamantina, Mahina, Trang, Le François?",
    "ground_truth": {
      "answer": "Le François",
      "distance_km": 1222.5,
      "all_distances_km": {
        "Diamantina": 4204.2,
        "Mahina": 6585.0,
        "Trang": 17890.3,
        "Le François": 1222.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Barinitas: Diamantina, Mahina, Trang, Le François?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Diamantina: 4204.2 km",
      "  Mahina: 6585.0 km",
      "  Trang: 17890.3 km",
      "  Le François: 1222.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Le François at 1222.5 km",
      "FINAL ANSWER: Le François"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.76109,
      "lon": 18.09102,
      "name": "Kalisz"
    },
    "candidate_points": [
      {
        "lat": -16.82333,
        "lon": -49.24389,
        "name": "Aparecida de Goiânia"
      },
      {
        "lat": -12.48602,
        "lon": 130.9833,
        "name": "Palmerston"
      },
      {
        "lat": 13.65584,
        "lon": 78.93854,
        "name": "Pīleru"
      },
      {
        "lat": 35.41414,
        "lon": 119.52908,
        "name": "Rizhao"
      }
    ],
    "question": "Which city is closest to Kalisz: Aparecida de Goiânia, Palmerston, Pīleru, Rizhao?",
    "ground_truth": {
      "answer": "Pīleru",
      "distance_km": 6829.4,
      "all_distances_km": {
        "Aparecida de Goiânia": 10001.3,
        "Palmerston": 12663.3,
        "Pīleru": 6829.4,
        "Rizhao": 7694.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kalisz: Aparecida de Goiânia, Palmerston, Pīleru, Rizha...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Aparecida de Goiânia: 10001.3 km",
      "  Palmerston: 12663.3 km",
      "  Pīleru: 6829.4 km",
      "  Rizhao: 7694.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Pīleru at 6829.4 km",
      "FINAL ANSWER: Pīleru"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 35.16278,
      "lon": 112.865,
      "name": "Xixiang"
    },
    "candidate_points": [
      {
        "lat": 10.05428,
        "lon": 76.2896,
        "name": "Cheranellūr"
      },
      {
        "lat": -20.04917,
        "lon": -44.27389,
        "name": "São Joaquim de Bicas"
      },
      {
        "lat": 33.5018,
        "lon": -81.96512,
        "name": "North Augusta"
      },
      {
        "lat": 52.49637,
        "lon": -0.68939,
        "name": "Corby"
      }
    ],
    "question": "Which city is closest to Xixiang: Cheranellūr, São Joaquim de Bicas, North Augusta, Corby?",
    "ground_truth": {
      "answer": "Cheranellūr",
      "distance_km": 4633.5,
      "all_distances_km": {
        "Cheranellūr": 4633.5,
        "São Joaquim de Bicas": 17216.8,
        "North Augusta": 12225.3,
        "Corby": 8345.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Xixiang: Cheranellūr, São Joaquim de Bicas, North Augus...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Cheranellūr: 4633.5 km",
      "  São Joaquim de Bicas: 17216.8 km",
      "  North Augusta: 12225.3 km",
      "  Corby: 8345.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Cheranellūr at 4633.5 km",
      "FINAL ANSWER: Cheranellūr"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 57.84998,
      "lon": 61.69414,
      "name": "Alapayevsk"
    },
    "candidate_points": [
      {
        "lat": 40.42821,
        "lon": -3.71785,
        "name": "Argüelles"
      },
      {
        "lat": 13.79525,
        "lon": 39.60303,
        "name": "Wik’ro"
      },
      {
        "lat": -26.49155,
        "lon": 29.22878,
        "name": "Trichardt"
      },
      {
        "lat": 25.71702,
        "lon": 81.51396,
        "name": "Kunda"
      }
    ],
    "question": "Which city is closest to Alapayevsk: Argüelles, Wik’ro, Trichardt, Kunda?",
    "ground_truth": {
      "answer": "Kunda",
      "distance_km": 3900.0,
      "all_distances_km": {
        "Argüelles": 4908.5,
        "Wik’ro": 5237.1,
        "Trichardt": 9853.6,
        "Kunda": 3900.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Alapayevsk: Argüelles, Wik’ro, Trichardt, Kunda?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Argüelles: 4908.5 km",
      "  Wik’ro: 5237.1 km",
      "  Trichardt: 9853.6 km",
      "  Kunda: 3900.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Kunda at 3900.0 km",
      "FINAL ANSWER: Kunda"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.87066,
      "lon": 55.27025,
      "name": "Anār"
    },
    "candidate_points": [
      {
        "lat": 26.49831,
        "lon": 77.02755,
        "name": "Karauli"
      },
      {
        "lat": 34.76062,
        "lon": 127.66215,
        "name": "Yeosu"
      },
      {
        "lat": -7.11389,
        "lon": -34.97806,
        "name": "Santa Rita"
      },
      {
        "lat": 42.24587,
        "lon": -84.40135,
        "name": "Jackson"
      }
    ],
    "question": "Which city is closest to Anār: Karauli, Yeosu, Santa Rita, Jackson?",
    "ground_truth": {
      "answer": "Karauli",
      "distance_km": 2173.5,
      "all_distances_km": {
        "Karauli": 2173.5,
        "Yeosu": 6628.5,
        "Santa Rita": 10436.2,
        "Jackson": 10898.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Anār: Karauli, Yeosu, Santa Rita, Jackson?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Karauli: 2173.5 km",
      "  Yeosu: 6628.5 km",
      "  Santa Rita: 10436.2 km",
      "  Jackson: 10898.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Karauli at 2173.5 km",
      "FINAL ANSWER: Karauli"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -19.51361,
      "lon": -43.745,
      "name": "Jaboticatubas"
    },
    "candidate_points": [
      {
        "lat": 30.42018,
        "lon": -9.59815,
        "name": "Agadir"
      },
      {
        "lat": 51.42333,
        "lon": 3.73472,
        "name": "Borssele"
      },
      {
        "lat": 25.08358,
        "lon": 85.42804,
        "name": "Silao"
      },
      {
        "lat": 39.58471,
        "lon": -104.90109,
        "name": "Castlewood"
      }
    ],
    "question": "Which city is closest to Jaboticatubas: Agadir, Borssele, Silao, Castlewood?",
    "ground_truth": {
      "answer": "Agadir",
      "distance_km": 6645.6,
      "all_distances_km": {
        "Agadir": 6645.6,
        "Borssele": 9137.8,
        "Silao": 14778.9,
        "Castlewood": 9128.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Jaboticatubas: Agadir, Borssele, Silao, Castlewood?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Agadir: 6645.6 km",
      "  Borssele: 9137.8 km",
      "  Silao: 14778.9 km",
      "  Castlewood: 9128.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Agadir at 6645.6 km",
      "FINAL ANSWER: Agadir"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -10.1497,
      "lon": -67.73741,
      "name": "Senador Guiomard"
    },
    "candidate_points": [
      {
        "lat": -0.93605,
        "lon": 38.05955,
        "name": "Mwingi"
      },
      {
        "lat": 38.02798,
        "lon": -121.88468,
        "name": "Pittsburg"
      },
      {
        "lat": 52.00667,
        "lon": 4.35556,
        "name": "Delft"
      },
      {
        "lat": -17.5347,
        "lon": -149.56843,
        "name": "Papeete"
      }
    ],
    "question": "Which city is closest to Senador Guiomard: Mwingi, Pittsburg, Delft, Papeete?",
    "ground_truth": {
      "answer": "Pittsburg",
      "distance_km": 7759.5,
      "all_distances_km": {
        "Mwingi": 11716.6,
        "Pittsburg": 7759.5,
        "Delft": 9705.2,
        "Papeete": 8812.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Senador Guiomard: Mwingi, Pittsburg, Delft, Papeete?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mwingi: 11716.6 km",
      "  Pittsburg: 7759.5 km",
      "  Delft: 9705.2 km",
      "  Papeete: 8812.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Pittsburg at 7759.5 km",
      "FINAL ANSWER: Pittsburg"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 62.00973,
      "lon": -6.77164,
      "name": "Tórshavn"
    },
    "candidate_points": [
      {
        "lat": 59.97305,
        "lon": 30.47607,
        "name": "Krasnogvargeisky"
      },
      {
        "lat": 42.44365,
        "lon": -82.90686,
        "name": "Grosse Pointe Woods"
      },
      {
        "lat": 30.06084,
        "lon": 107.70172,
        "name": "Baohe"
      },
      {
        "lat": 35.7255,
        "lon": 50.3662,
        "name": "Eshtehārd"
      }
    ],
    "question": "Which city is closest to Tórshavn: Krasnogvargeisky, Grosse Pointe Woods, Baohe, Eshtehārd?",
    "ground_truth": {
      "answer": "Krasnogvargeisky",
      "distance_km": 1993.1,
      "all_distances_km": {
        "Krasnogvargeisky": 1993.1,
        "Grosse Pointe Woods": 5253.0,
        "Baohe": 8238.9,
        "Eshtehārd": 4865.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tórshavn: Krasnogvargeisky, Grosse Pointe Woods, Baohe,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Krasnogvargeisky: 1993.1 km",
      "  Grosse Pointe Woods: 5253.0 km",
      "  Baohe: 8238.9 km",
      "  Eshtehārd: 4865.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Krasnogvargeisky at 1993.1 km",
      "FINAL ANSWER: Krasnogvargeisky"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 53.81217,
      "lon": 36.13339,
      "name": "Belëv"
    },
    "candidate_points": [
      {
        "lat": 55.91139,
        "lon": 21.84417,
        "name": "Plunge"
      },
      {
        "lat": 14.42972,
        "lon": 120.93667,
        "name": "Imus"
      },
      {
        "lat": 35.09579,
        "lon": -1.85772,
        "name": "Ghazaouet"
      },
      {
        "lat": 13.38333,
        "lon": -88.35,
        "name": "San Rafael Oriente"
      }
    ],
    "question": "Which city is closest to Belëv: Plunge, Imus, Ghazaouet, San Rafael Oriente?",
    "ground_truth": {
      "answer": "Plunge",
      "distance_km": 941.9,
      "all_distances_km": {
        "Plunge": 941.9,
        "Imus": 8378.6,
        "Ghazaouet": 3597.6,
        "San Rafael Oriente": 10892.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Belëv: Plunge, Imus, Ghazaouet, San Rafael Oriente?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Plunge: 941.9 km",
      "  Imus: 8378.6 km",
      "  Ghazaouet: 3597.6 km",
      "  San Rafael Oriente: 10892.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Plunge at 941.9 km",
      "FINAL ANSWER: Plunge"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 53.82146,
      "lon": 83.57063,
      "name": "Tal’menka"
    },
    "candidate_points": [
      {
        "lat": 50.0415,
        "lon": 8.24878,
        "name": "Biebrich"
      },
      {
        "lat": 52.52157,
        "lon": 8.19793,
        "name": "Damme"
      },
      {
        "lat": -17.82772,
        "lon": 31.05337,
        "name": "Harare"
      },
      {
        "lat": 25.42533,
        "lon": -100.15205,
        "name": "Santiago"
      }
    ],
    "question": "Which city is closest to Tal’menka: Biebrich, Damme, Harare, Santiago?",
    "ground_truth": {
      "answer": "Damme",
      "distance_km": 4782.2,
      "all_distances_km": {
        "Biebrich": 4934.3,
        "Damme": 4782.2,
        "Harare": 9402.4,
        "Santiago": 11196.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tal’menka: Biebrich, Damme, Harare, Santiago?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Biebrich: 4934.3 km",
      "  Damme: 4782.2 km",
      "  Harare: 9402.4 km",
      "  Santiago: 11196.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Damme at 4782.2 km",
      "FINAL ANSWER: Damme"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 34.10737,
      "lon": 64.3052,
      "name": "Shahrak"
    },
    "candidate_points": [
      {
        "lat": -22.91769,
        "lon": -43.18812,
        "name": "Santa Teresa"
      },
      {
        "lat": 11.06831,
        "lon": -63.92256,
        "name": "Santa Ana"
      },
      {
        "lat": -36.12179,
        "lon": 146.88809,
        "name": "Wodonga"
      },
      {
        "lat": 30.88525,
        "lon": 29.57721,
        "name": "Burj al ‘Arab al Jadīdah"
      }
    ],
    "question": "Which city is closest to Shahrak: Santa Teresa, Santa Ana, Wodonga, Burj al ‘Arab al Jadīdah?",
    "ground_truth": {
      "answer": "Burj al ‘Arab al Jadīdah",
      "distance_km": 3261.0,
      "all_distances_km": {
        "Santa Teresa": 12964.2,
        "Santa Ana": 12595.8,
        "Wodonga": 11579.4,
        "Burj al ‘Arab al Jadīdah": 3261.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Shahrak: Santa Teresa, Santa Ana, Wodonga, Burj al ‘Ara...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Santa Teresa: 12964.2 km",
      "  Santa Ana: 12595.8 km",
      "  Wodonga: 11579.4 km",
      "  Burj al ‘Arab al Jadīdah: 3261.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Burj al ‘Arab al Jadīdah at 3261.0 km",
      "FINAL ANSWER: Burj al ‘Arab al Jadīdah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 10.69623,
      "lon": 1.06307,
      "name": "Matéri"
    },
    "candidate_points": [
      {
        "lat": 3.93147,
        "lon": 41.22295,
        "name": "Ramu"
      },
      {
        "lat": 35.35782,
        "lon": 136.90983,
        "name": "Fusō"
      },
      {
        "lat": -36.99282,
        "lon": 174.87986,
        "name": "Manukau City"
      },
      {
        "lat": 38.70675,
        "lon": -8.97388,
        "name": "Montijo"
      }
    ],
    "question": "Which city is closest to Matéri: Ramu, Fusō, Manukau City, Montijo?",
    "ground_truth": {
      "answer": "Montijo",
      "distance_km": 3270.3,
      "all_distances_km": {
        "Ramu": 4488.5,
        "Fusō": 13107.3,
        "Manukau City": 17026.0,
        "Montijo": 3270.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Matéri: Ramu, Fusō, Manukau City, Montijo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Ramu: 4488.5 km",
      "  Fusō: 13107.3 km",
      "  Manukau City: 17026.0 km",
      "  Montijo: 3270.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Montijo at 3270.3 km",
      "FINAL ANSWER: Montijo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 6.64678,
      "lon": -4.70519,
      "name": "Dimbokro"
    },
    "candidate_points": [
      {
        "lat": 41.82186,
        "lon": -71.50675,
        "name": "Johnston"
      },
      {
        "lat": 49.86899,
        "lon": 8.9321,
        "name": "Groß-Umstadt"
      },
      {
        "lat": 57.46417,
        "lon": 9.98229,
        "name": "Hjørring"
      },
      {
        "lat": 10.4639,
        "lon": -64.17859,
        "name": "Cumaná"
      }
    ],
    "question": "Which city is closest to Dimbokro: Johnston, Groß-Umstadt, Hjørring, Cumaná?",
    "ground_truth": {
      "answer": "Groß-Umstadt",
      "distance_km": 4971.7,
      "all_distances_km": {
        "Johnston": 7601.3,
        "Groß-Umstadt": 4971.7,
        "Hjørring": 5792.8,
        "Cumaná": 6544.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Dimbokro: Johnston, Groß-Umstadt, Hjørring, Cumaná?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Johnston: 7601.3 km",
      "  Groß-Umstadt: 4971.7 km",
      "  Hjørring: 5792.8 km",
      "  Cumaná: 6544.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Groß-Umstadt at 4971.7 km",
      "FINAL ANSWER: Groß-Umstadt"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 22.28449,
      "lon": 114.2232,
      "name": "Sai Wan Ho"
    },
    "candidate_points": [
      {
        "lat": 29.29583,
        "lon": 48.07861,
        "name": "Salwá"
      },
      {
        "lat": 0.51389,
        "lon": 32.35056,
        "name": "Kiziba"
      },
      {
        "lat": 37.94007,
        "lon": 22.9513,
        "name": "Kórinthos"
      },
      {
        "lat": 50.02207,
        "lon": 36.34901,
        "name": "Saltivka"
      }
    ],
    "question": "Which city is closest to Sai Wan Ho: Salwá, Kiziba, Kórinthos, Saltivka?",
    "ground_truth": {
      "answer": "Salwá",
      "distance_km": 6583.7,
      "all_distances_km": {
        "Salwá": 6583.7,
        "Kiziba": 9149.9,
        "Kórinthos": 8614.3,
        "Saltivka": 7277.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sai Wan Ho: Salwá, Kiziba, Kórinthos, Saltivka?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Salwá: 6583.7 km",
      "  Kiziba: 9149.9 km",
      "  Kórinthos: 8614.3 km",
      "  Saltivka: 7277.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Salwá at 6583.7 km",
      "FINAL ANSWER: Salwá"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 10.16245,
      "lon": -66.88248,
      "name": "Cúa"
    },
    "candidate_points": [
      {
        "lat": 46.84546,
        "lon": 74.98213,
        "name": "Balqash"
      },
      {
        "lat": 37.43861,
        "lon": 127.13778,
        "name": "Seongnam-si"
      },
      {
        "lat": 51.97938,
        "lon": -0.22664,
        "name": "Letchworth Garden City"
      },
      {
        "lat": 43.95952,
        "lon": 10.22784,
        "name": "Pietrasanta"
      }
    ],
    "question": "Which city is closest to Cúa: Balqash, Seongnam-si, Letchworth Garden City, Pietrasanta?",
    "ground_truth": {
      "answer": "Letchworth Garden City",
      "distance_km": 7529.4,
      "all_distances_km": {
        "Balqash": 12635.0,
        "Seongnam-si": 14524.0,
        "Letchworth Garden City": 7529.4,
        "Pietrasanta": 8196.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Cúa: Balqash, Seongnam-si, Letchworth Garden City, Piet...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Balqash: 12635.0 km",
      "  Seongnam-si: 14524.0 km",
      "  Letchworth Garden City: 7529.4 km",
      "  Pietrasanta: 8196.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Letchworth Garden City at 7529.4 km",
      "FINAL ANSWER: Letchworth Garden City"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -12.95867,
      "lon": 28.63659,
      "name": "Ndola"
    },
    "candidate_points": [
      {
        "lat": 40.58844,
        "lon": -73.65791,
        "name": "Long Beach"
      },
      {
        "lat": 22.37266,
        "lon": -80.15046,
        "name": "Ranchuelo"
      },
      {
        "lat": -38.07758,
        "lon": 145.29871,
        "name": "Cranbourne North"
      },
      {
        "lat": -34.64239,
        "lon": -58.59212,
        "name": "Haedo"
      }
    ],
    "question": "Which city is closest to Ndola: Long Beach, Ranchuelo, Cranbourne North, Haedo?",
    "ground_truth": {
      "answer": "Haedo",
      "distance_km": 8943.5,
      "all_distances_km": {
        "Long Beach": 11972.0,
        "Ranchuelo": 12460.5,
        "Cranbourne North": 11329.0,
        "Haedo": 8943.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Ndola: Long Beach, Ranchuelo, Cranbourne North, Haedo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Long Beach: 11972.0 km",
      "  Ranchuelo: 12460.5 km",
      "  Cranbourne North: 11329.0 km",
      "  Haedo: 8943.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Haedo at 8943.5 km",
      "FINAL ANSWER: Haedo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 28.2084,
      "lon": 116.81717,
      "name": "Dengbu"
    },
    "candidate_points": [
      {
        "lat": 30.95589,
        "lon": 109.84697,
        "name": "Guandu"
      },
      {
        "lat": 15.21758,
        "lon": 76.64873,
        "name": "Kurikuppi"
      },
      {
        "lat": -37.78821,
        "lon": 175.2902,
        "name": "Hamilton East"
      },
      {
        "lat": -20.58333,
        "lon": 48.53333,
        "name": "Nosy Varika"
      }
    ],
    "question": "Which city is closest to Dengbu: Guandu, Kurikuppi, Hamilton East, Nosy Varika?",
    "ground_truth": {
      "answer": "Guandu",
      "distance_km": 739.8,
      "all_distances_km": {
        "Guandu": 739.8,
        "Kurikuppi": 4369.8,
        "Hamilton East": 9532.3,
        "Nosy Varika": 9118.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Dengbu: Guandu, Kurikuppi, Hamilton East, Nosy Varika?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Guandu: 739.8 km",
      "  Kurikuppi: 4369.8 km",
      "  Hamilton East: 9532.3 km",
      "  Nosy Varika: 9118.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Guandu at 739.8 km",
      "FINAL ANSWER: Guandu"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -5.17775,
      "lon": -40.66949,
      "name": "Crateús"
    },
    "candidate_points": [
      {
        "lat": 8.79577,
        "lon": -75.69947,
        "name": "San Carlos"
      },
      {
        "lat": 32.59644,
        "lon": -114.70968,
        "name": "Somerton"
      },
      {
        "lat": 28.45049,
        "lon": 108.98901,
        "name": "Zhonghe"
      },
      {
        "lat": -2.63194,
        "lon": 31.30889,
        "name": "Biharamulo"
      }
    ],
    "question": "Which city is closest to Crateús: San Carlos, Somerton, Zhonghe, Biharamulo?",
    "ground_truth": {
      "answer": "San Carlos",
      "distance_km": 4182.7,
      "all_distances_km": {
        "San Carlos": 4182.7,
        "Somerton": 8840.9,
        "Zhonghe": 15901.5,
        "Biharamulo": 7986.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Crateús: San Carlos, Somerton, Zhonghe, Biharamulo?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  San Carlos: 4182.7 km",
      "  Somerton: 8840.9 km",
      "  Zhonghe: 15901.5 km",
      "  Biharamulo: 7986.5 km",
      "Step 3: Find minimum distance",
      "  Closest: San Carlos at 4182.7 km",
      "FINAL ANSWER: San Carlos"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 9.62376,
      "lon": -0.82705,
      "name": "Savelugu"
    },
    "candidate_points": [
      {
        "lat": 34.84606,
        "lon": -6.06645,
        "name": "Lalla Mimouna"
      },
      {
        "lat": 35.63058,
        "lon": 7.66606,
        "name": "Meskiana"
      },
      {
        "lat": -3.39879,
        "lon": 37.68336,
        "name": "Taveta"
      },
      {
        "lat": 33.14917,
        "lon": 107.32583,
        "name": "Chenggu"
      }
    ],
    "question": "Which city is closest to Savelugu: Lalla Mimouna, Meskiana, Taveta, Chenggu?",
    "ground_truth": {
      "answer": "Lalla Mimouna",
      "distance_km": 2854.7,
      "all_distances_km": {
        "Lalla Mimouna": 2854.7,
        "Meskiana": 3017.0,
        "Taveta": 4505.3,
        "Chenggu": 11068.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Savelugu: Lalla Mimouna, Meskiana, Taveta, Chenggu?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Lalla Mimouna: 2854.7 km",
      "  Meskiana: 3017.0 km",
      "  Taveta: 4505.3 km",
      "  Chenggu: 11068.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Lalla Mimouna at 2854.7 km",
      "FINAL ANSWER: Lalla Mimouna"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -33.71816,
      "lon": 151.11561,
      "name": "Wahroonga"
    },
    "candidate_points": [
      {
        "lat": 2.46146,
        "lon": 101.85951,
        "name": "Kampung Teluk Kemang"
      },
      {
        "lat": 13.79284,
        "lon": 100.58298,
        "name": "Khetsamsenok"
      },
      {
        "lat": -5.63333,
        "lon": 32.76667,
        "name": "Sikonge"
      },
      {
        "lat": -8.75222,
        "lon": -67.39778,
        "name": "Boca do Acre"
      }
    ],
    "question": "Which city is closest to Wahroonga: Kampung Teluk Kemang, Khetsamsenok, Sikonge, Boca do Acre?",
    "ground_truth": {
      "answer": "Kampung Teluk Kemang",
      "distance_km": 6534.4,
      "all_distances_km": {
        "Kampung Teluk Kemang": 6534.4,
        "Khetsamsenok": 7516.4,
        "Sikonge": 12208.0,
        "Boca do Acre": 13785.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Wahroonga: Kampung Teluk Kemang, Khetsamsenok, Sikonge,...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kampung Teluk Kemang: 6534.4 km",
      "  Khetsamsenok: 7516.4 km",
      "  Sikonge: 12208.0 km",
      "  Boca do Acre: 13785.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Kampung Teluk Kemang at 6534.4 km",
      "FINAL ANSWER: Kampung Teluk Kemang"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -25.47104,
      "lon": -56.01603,
      "name": "Caaguazú"
    },
    "candidate_points": [
      {
        "lat": 43.50092,
        "lon": -70.44283,
        "name": "Saco"
      },
      {
        "lat": -18.14307,
        "lon": 177.50691,
        "name": "Sigatoka"
      },
      {
        "lat": 37.44722,
        "lon": 140.5771,
        "name": "Funehikimachi-funehiki"
      },
      {
        "lat": 14.66222,
        "lon": -17.43972,
        "name": "Le Plateau"
      }
    ],
    "question": "Which city is closest to Caaguazú: Saco, Sigatoka, Funehikimachi-funehiki, Le Plateau?",
    "ground_truth": {
      "answer": "Le Plateau",
      "distance_km": 6112.8,
      "all_distances_km": {
        "Saco": 7809.7,
        "Sigatoka": 12464.2,
        "Funehikimachi-funehiki": 17959.2,
        "Le Plateau": 6112.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Caaguazú: Saco, Sigatoka, Funehikimachi-funehiki, Le Pl...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Saco: 7809.7 km",
      "  Sigatoka: 12464.2 km",
      "  Funehikimachi-funehiki: 17959.2 km",
      "  Le Plateau: 6112.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Le Plateau at 6112.8 km",
      "FINAL ANSWER: Le Plateau"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.12883,
      "lon": 75.79943,
      "name": "Sunām"
    },
    "candidate_points": [
      {
        "lat": 39.64691,
        "lon": 141.94057,
        "name": "Miyako"
      },
      {
        "lat": 36.54222,
        "lon": 3.95306,
        "name": "Boghni"
      },
      {
        "lat": 33.90331,
        "lon": -5.36868,
        "name": "Sabaa Aiyoun"
      },
      {
        "lat": -37.58333,
        "lon": 145.03333,
        "name": "Wollert"
      }
    ],
    "question": "Which city is closest to Sunām: Miyako, Boghni, Sabaa Aiyoun, Wollert?",
    "ground_truth": {
      "answer": "Miyako",
      "distance_km": 5989.9,
      "all_distances_km": {
        "Miyako": 5989.9,
        "Boghni": 6558.1,
        "Sabaa Aiyoun": 7453.8,
        "Wollert": 10410.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Sunām: Miyako, Boghni, Sabaa Aiyoun, Wollert?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Miyako: 5989.9 km",
      "  Boghni: 6558.1 km",
      "  Sabaa Aiyoun: 7453.8 km",
      "  Wollert: 10410.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Miyako at 5989.9 km",
      "FINAL ANSWER: Miyako"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -14.99307,
      "lon": 22.67926,
      "name": "Kalabo"
    },
    "candidate_points": [
      {
        "lat": 53.48097,
        "lon": -2.24555,
        "name": "Manchester City Centre"
      },
      {
        "lat": 25.78976,
        "lon": 84.63596,
        "name": "Revelganj"
      },
      {
        "lat": 10.3773,
        "lon": 123.6386,
        "name": "Toledo"
      },
      {
        "lat": 39.58777,
        "lon": -105.06943,
        "name": "Columbine"
      }
    ],
    "question": "Which city is closest to Kalabo: Manchester City Centre, Revelganj, Toledo, Columbine?",
    "ground_truth": {
      "answer": "Manchester City Centre",
      "distance_km": 7976.8,
      "all_distances_km": {
        "Manchester City Centre": 7976.8,
        "Revelganj": 8090.7,
        "Toledo": 11468.0,
        "Columbine": 14272.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kalabo: Manchester City Centre, Revelganj, Toledo, Colu...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Manchester City Centre: 7976.8 km",
      "  Revelganj: 8090.7 km",
      "  Toledo: 11468.0 km",
      "  Columbine: 14272.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Manchester City Centre at 7976.8 km",
      "FINAL ANSWER: Manchester City Centre"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 29.55605,
      "lon": 106.16002,
      "name": "Daxing"
    },
    "candidate_points": [
      {
        "lat": 21.32112,
        "lon": 70.44078,
        "name": "Mendarda"
      },
      {
        "lat": 48.90982,
        "lon": 2.45012,
        "name": "Bobigny"
      },
      {
        "lat": -1.4275,
        "lon": 36.6865,
        "name": "Kiserian"
      },
      {
        "lat": -4.17972,
        "lon": -38.13056,
        "name": "Beberibe"
      }
    ],
    "question": "Which city is closest to Daxing: Mendarda, Bobigny, Kiserian, Beberibe?",
    "ground_truth": {
      "answer": "Mendarda",
      "distance_km": 3686.0,
      "all_distances_km": {
        "Mendarda": 3686.0,
        "Bobigny": 8487.9,
        "Kiserian": 8115.5,
        "Beberibe": 15318.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Daxing: Mendarda, Bobigny, Kiserian, Beberibe?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mendarda: 3686.0 km",
      "  Bobigny: 8487.9 km",
      "  Kiserian: 8115.5 km",
      "  Beberibe: 15318.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Mendarda at 3686.0 km",
      "FINAL ANSWER: Mendarda"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 47.91933,
      "lon": 7.69045,
      "name": "Unterkrozingen"
    },
    "candidate_points": [
      {
        "lat": 34.01434,
        "lon": -86.00639,
        "name": "Gadsden"
      },
      {
        "lat": -6.21194,
        "lon": -38.49694,
        "name": "São Miguel"
      },
      {
        "lat": 1.43139,
        "lon": 33.77722,
        "name": "Ngora"
      },
      {
        "lat": 1.28967,
        "lon": 103.85007,
        "name": "Singapore"
      }
    ],
    "question": "Which city is closest to Unterkrozingen: Gadsden, São Miguel, Ngora, Singapore?",
    "ground_truth": {
      "answer": "Ngora",
      "distance_km": 5744.9,
      "all_distances_km": {
        "Gadsden": 7528.5,
        "São Miguel": 7517.8,
        "Ngora": 5744.9,
        "Singapore": 10359.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Unterkrozingen: Gadsden, São Miguel, Ngora, Singapore?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gadsden: 7528.5 km",
      "  São Miguel: 7517.8 km",
      "  Ngora: 5744.9 km",
      "  Singapore: 10359.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Ngora at 5744.9 km",
      "FINAL ANSWER: Ngora"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 11.66667,
      "lon": 38.8,
      "name": "Filakit"
    },
    "candidate_points": [
      {
        "lat": -16.80889,
        "lon": 26.9875,
        "name": "Choma"
      },
      {
        "lat": -7.41667,
        "lon": 30.6,
        "name": "Kirando"
      },
      {
        "lat": 25.40304,
        "lon": 79.74877,
        "name": "Charkhāri"
      },
      {
        "lat": 41.80753,
        "lon": -87.65644,
        "name": "New City"
      }
    ],
    "question": "Which city is closest to Filakit: Choma, Kirando, Charkhāri, New City?",
    "ground_truth": {
      "answer": "Kirando",
      "distance_km": 2307.7,
      "all_distances_km": {
        "Choma": 3422.2,
        "Kirando": 2307.7,
        "Charkhāri": 4556.9,
        "New City": 11941.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Filakit: Choma, Kirando, Charkhāri, New City?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Choma: 3422.2 km",
      "  Kirando: 2307.7 km",
      "  Charkhāri: 4556.9 km",
      "  New City: 11941.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Kirando at 2307.7 km",
      "FINAL ANSWER: Kirando"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 43.57662,
      "lon": 7.01912,
      "name": "Le Cannet"
    },
    "candidate_points": [
      {
        "lat": 22.46756,
        "lon": 69.07002,
        "name": "Okha"
      },
      {
        "lat": 25.34157,
        "lon": 51.4706,
        "name": "Umm Lakhbā"
      },
      {
        "lat": 10.99081,
        "lon": 104.78498,
        "name": "Takeo"
      },
      {
        "lat": 30.11107,
        "lon": -81.64176,
        "name": "Fruit Cove"
      }
    ],
    "question": "Which city is closest to Le Cannet: Okha, Umm Lakhbā, Takeo, Fruit Cove?",
    "ground_truth": {
      "answer": "Umm Lakhbā",
      "distance_km": 4483.6,
      "all_distances_km": {
        "Okha": 6087.5,
        "Umm Lakhbā": 4483.6,
        "Takeo": 9782.4,
        "Fruit Cove": 7658.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Le Cannet: Okha, Umm Lakhbā, Takeo, Fruit Cove?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Okha: 6087.5 km",
      "  Umm Lakhbā: 4483.6 km",
      "  Takeo: 9782.4 km",
      "  Fruit Cove: 7658.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Umm Lakhbā at 4483.6 km",
      "FINAL ANSWER: Umm Lakhbā"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.9918,
      "lon": 120.20412,
      "name": "Jiudian"
    },
    "candidate_points": [
      {
        "lat": 27.93557,
        "lon": 109.59961,
        "name": "Fenghuang"
      },
      {
        "lat": 14.51255,
        "lon": -17.00447,
        "name": "Nguékhokh"
      },
      {
        "lat": -29.57444,
        "lon": -50.79028,
        "name": "Igrejinha"
      },
      {
        "lat": 29.70579,
        "lon": -95.45883,
        "name": "Bellaire"
      }
    ],
    "question": "Which city is closest to Jiudian: Fenghuang, Nguékhokh, Igrejinha, Bellaire?",
    "ground_truth": {
      "answer": "Fenghuang",
      "distance_km": 1413.7,
      "all_distances_km": {
        "Fenghuang": 1413.7,
        "Nguékhokh": 12745.5,
        "Igrejinha": 18841.1,
        "Bellaire": 11719.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Jiudian: Fenghuang, Nguékhokh, Igrejinha, Bellaire?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Fenghuang: 1413.7 km",
      "  Nguékhokh: 12745.5 km",
      "  Igrejinha: 18841.1 km",
      "  Bellaire: 11719.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Fenghuang at 1413.7 km",
      "FINAL ANSWER: Fenghuang"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 20.03618,
      "lon": -98.35563,
      "name": "Santiago Tulantepec"
    },
    "candidate_points": [
      {
        "lat": 23.07939,
        "lon": -82.3769,
        "name": "Naranjito"
      },
      {
        "lat": 42.16009,
        "lon": -72.47592,
        "name": "Ludlow"
      },
      {
        "lat": 10.48287,
        "lon": -66.10096,
        "name": "Higuerote"
      },
      {
        "lat": 10.98133,
        "lon": 8.05749,
        "name": "Soba"
      }
    ],
    "question": "Which city is closest to Santiago Tulantepec: Naranjito, Ludlow, Higuerote, Soba?",
    "ground_truth": {
      "answer": "Naranjito",
      "distance_km": 1685.8,
      "all_distances_km": {
        "Naranjito": 1685.8,
        "Ludlow": 3454.9,
        "Higuerote": 3611.7,
        "Soba": 11260.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Santiago Tulantepec: Naranjito, Ludlow, Higuerote, Soba...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Naranjito: 1685.8 km",
      "  Ludlow: 3454.9 km",
      "  Higuerote: 3611.7 km",
      "  Soba: 11260.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Naranjito at 1685.8 km",
      "FINAL ANSWER: Naranjito"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -7.93333,
      "lon": -39.29583,
      "name": "Serrita"
    },
    "candidate_points": [
      {
        "lat": 40.71667,
        "lon": 19.56667,
        "name": "Fier-Çifçi"
      },
      {
        "lat": -16.80993,
        "lon": 29.69247,
        "name": "Karoi"
      },
      {
        "lat": 30.15293,
        "lon": 31.31501,
        "name": "Al Khuşūş"
      },
      {
        "lat": 13.31926,
        "lon": 32.61316,
        "name": "Al Jazeera Aba"
      }
    ],
    "question": "Which city is closest to Serrita: Fier-Çifçi, Karoi, Al Khuşūş, Al Jazeera Aba?",
    "ground_truth": {
      "answer": "Karoi",
      "distance_km": 7525.1,
      "all_distances_km": {
        "Fier-Çifçi": 8078.7,
        "Karoi": 7525.1,
        "Al Khuşūş": 8627.1,
        "Al Jazeera Aba": 8282.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Serrita: Fier-Çifçi, Karoi, Al Khuşūş, Al Jazeera Aba?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Fier-Çifçi: 8078.7 km",
      "  Karoi: 7525.1 km",
      "  Al Khuşūş: 8627.1 km",
      "  Al Jazeera Aba: 8282.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Karoi at 7525.1 km",
      "FINAL ANSWER: Karoi"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 16.33276,
      "lon": -96.59562,
      "name": "Miahuatlán de Porfirio Díaz"
    },
    "candidate_points": [
      {
        "lat": 38.06084,
        "lon": -97.92977,
        "name": "Hutchinson"
      },
      {
        "lat": 18.54349,
        "lon": -72.33881,
        "name": "Port-au-Prince"
      },
      {
        "lat": 52.4075,
        "lon": 6.78472,
        "name": "Tubbergen"
      },
      {
        "lat": 7.45123,
        "lon": 8.60805,
        "name": "Igbor"
      }
    ],
    "question": "Which city is closest to Miahuatlán de Porfirio Díaz: Hutchinson, Port-au-Prince, Tubbergen, Igbor?",
    "ground_truth": {
      "answer": "Hutchinson",
      "distance_km": 2419.6,
      "all_distances_km": {
        "Hutchinson": 2419.6,
        "Port-au-Prince": 2583.0,
        "Tubbergen": 9450.3,
        "Igbor": 11375.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Miahuatlán de Porfirio Díaz: Hutchinson, Port-au-Prince...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Hutchinson: 2419.6 km",
      "  Port-au-Prince: 2583.0 km",
      "  Tubbergen: 9450.3 km",
      "  Igbor: 11375.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Hutchinson at 2419.6 km",
      "FINAL ANSWER: Hutchinson"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.87818,
      "lon": 10.32466,
      "name": "La Marsa"
    },
    "candidate_points": [
      {
        "lat": 6.45195,
        "lon": -1.57866,
        "name": "Bekwai"
      },
      {
        "lat": 17.05183,
        "lon": 76.99048,
        "name": "Wādi"
      },
      {
        "lat": 30.60353,
        "lon": -87.9036,
        "name": "Daphne"
      },
      {
        "lat": -24.18306,
        "lon": -46.78889,
        "name": "Itanhaém"
      }
    ],
    "question": "Which city is closest to La Marsa: Bekwai, Wādi, Daphne, Itanhaém?",
    "ground_truth": {
      "answer": "Bekwai",
      "distance_km": 3592.4,
      "all_distances_km": {
        "Bekwai": 3592.4,
        "Wādi": 6825.9,
        "Daphne": 8679.3,
        "Itanhaém": 9045.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to La Marsa: Bekwai, Wādi, Daphne, Itanhaém?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Bekwai: 3592.4 km",
      "  Wādi: 6825.9 km",
      "  Daphne: 8679.3 km",
      "  Itanhaém: 9045.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Bekwai at 3592.4 km",
      "FINAL ANSWER: Bekwai"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 46.56675,
      "lon": -72.74913,
      "name": "Shawinigan"
    },
    "candidate_points": [
      {
        "lat": 41.25626,
        "lon": -95.94043,
        "name": "Omaha"
      },
      {
        "lat": 53.86437,
        "lon": -1.68743,
        "name": "Yeadon"
      },
      {
        "lat": 55.7,
        "lon": 37.75,
        "name": "Novyye Kuz’minki"
      },
      {
        "lat": 16.5587,
        "lon": 74.53211,
        "name": "Sadalgi"
      }
    ],
    "question": "Which city is closest to Shawinigan: Omaha, Yeadon, Novyye Kuz’minki, Sadalgi?",
    "ground_truth": {
      "answer": "Omaha",
      "distance_km": 1941.1,
      "all_distances_km": {
        "Omaha": 1941.1,
        "Yeadon": 4904.3,
        "Novyye Kuz’minki": 6931.9,
        "Sadalgi": 12268.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Shawinigan: Omaha, Yeadon, Novyye Kuz’minki, Sadalgi?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Omaha: 1941.1 km",
      "  Yeadon: 4904.3 km",
      "  Novyye Kuz’minki: 6931.9 km",
      "  Sadalgi: 12268.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Omaha at 1941.1 km",
      "FINAL ANSWER: Omaha"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 33.3852,
      "lon": 104.91963,
      "name": "Chengjiao"
    },
    "candidate_points": [
      {
        "lat": 45.70004,
        "lon": -73.64732,
        "name": "Terrebonne"
      },
      {
        "lat": -22.51278,
        "lon": -44.00056,
        "name": "Pinheiral"
      },
      {
        "lat": 51.54775,
        "lon": 33.38475,
        "name": "Krolevets"
      },
      {
        "lat": 59.48684,
        "lon": 33.85652,
        "name": "Boksitogorsk"
      }
    ],
    "question": "Which city is closest to Chengjiao: Terrebonne, Pinheiral, Krolevets, Boksitogorsk?",
    "ground_truth": {
      "answer": "Boksitogorsk",
      "distance_km": 5814.5,
      "all_distances_km": {
        "Terrebonne": 11220.0,
        "Pinheiral": 16747.3,
        "Krolevets": 5944.5,
        "Boksitogorsk": 5814.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chengjiao: Terrebonne, Pinheiral, Krolevets, Boksitogor...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Terrebonne: 11220.0 km",
      "  Pinheiral: 16747.3 km",
      "  Krolevets: 5944.5 km",
      "  Boksitogorsk: 5814.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Boksitogorsk at 5814.5 km",
      "FINAL ANSWER: Boksitogorsk"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 47.72947,
      "lon": 12.87819,
      "name": "Bad Reichenhall"
    },
    "candidate_points": [
      {
        "lat": 50.68568,
        "lon": 2.88214,
        "name": "Armentières"
      },
      {
        "lat": -27.62563,
        "lon": 152.96883,
        "name": "Forest Lake"
      },
      {
        "lat": -36.9382,
        "lon": 174.84019,
        "name": "Otahuhu"
      },
      {
        "lat": 6.04089,
        "lon": -0.45004,
        "name": "Suhum"
      }
    ],
    "question": "Which city is closest to Bad Reichenhall: Armentières, Forest Lake, Otahuhu, Suhum?",
    "ground_truth": {
      "answer": "Armentières",
      "distance_km": 796.3,
      "all_distances_km": {
        "Armentières": 796.3,
        "Forest Lake": 15918.0,
        "Otahuhu": 18115.8,
        "Suhum": 4805.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Bad Reichenhall: Armentières, Forest Lake, Otahuhu, Suh...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Armentières: 796.3 km",
      "  Forest Lake: 15918.0 km",
      "  Otahuhu: 18115.8 km",
      "  Suhum: 4805.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Armentières at 796.3 km",
      "FINAL ANSWER: Armentières"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.09056,
      "lon": 119.45167,
      "name": "Changcheng"
    },
    "candidate_points": [
      {
        "lat": 36.73605,
        "lon": 69.53451,
        "name": "Taloqan"
      },
      {
        "lat": -6.04167,
        "lon": -38.45972,
        "name": "Pereiro"
      },
      {
        "lat": 8.75234,
        "lon": -69.93351,
        "name": "Sabaneta"
      },
      {
        "lat": 53.55173,
        "lon": 9.88632,
        "name": "Othmarschen"
      }
    ],
    "question": "Which city is closest to Changcheng: Taloqan, Pereiro, Sabaneta, Othmarschen?",
    "ground_truth": {
      "answer": "Taloqan",
      "distance_km": 4415.2,
      "all_distances_km": {
        "Taloqan": 4415.2,
        "Pereiro": 15986.1,
        "Sabaneta": 14932.9,
        "Othmarschen": 7978.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Changcheng: Taloqan, Pereiro, Sabaneta, Othmarschen?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Taloqan: 4415.2 km",
      "  Pereiro: 15986.1 km",
      "  Sabaneta: 14932.9 km",
      "  Othmarschen: 7978.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Taloqan at 4415.2 km",
      "FINAL ANSWER: Taloqan"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 30.16688,
      "lon": -96.39774,
      "name": "Brenham"
    },
    "candidate_points": [
      {
        "lat": 11.15255,
        "lon": 76.95159,
        "name": "Periyanayakkanpalaiyam"
      },
      {
        "lat": 12.53878,
        "lon": 103.9192,
        "name": "Pursat"
      },
      {
        "lat": 51.39999,
        "lon": 7.43584,
        "name": "Herdecke"
      },
      {
        "lat": -25.97337,
        "lon": -54.56304,
        "name": "Colonia Wanda"
      }
    ],
    "question": "Which city is closest to Brenham: Periyanayakkanpalaiyam, Pursat, Herdecke, Colonia Wanda?",
    "ground_truth": {
      "answer": "Colonia Wanda",
      "distance_km": 7668.0,
      "all_distances_km": {
        "Periyanayakkanpalaiyam": 15365.8,
        "Pursat": 14791.9,
        "Herdecke": 8307.0,
        "Colonia Wanda": 7668.0
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Brenham: Periyanayakkanpalaiyam, Pursat, Herdecke, Colo...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Periyanayakkanpalaiyam: 15365.8 km",
      "  Pursat: 14791.9 km",
      "  Herdecke: 8307.0 km",
      "  Colonia Wanda: 7668.0 km",
      "Step 3: Find minimum distance",
      "  Closest: Colonia Wanda at 7668.0 km",
      "FINAL ANSWER: Colonia Wanda"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 51.61634,
      "lon": 7.52872,
      "name": "Lünen"
    },
    "candidate_points": [
      {
        "lat": -38.17058,
        "lon": 144.3114,
        "name": "Highton"
      },
      {
        "lat": 38.02909,
        "lon": -121.96163,
        "name": "Bay Point"
      },
      {
        "lat": -27.76952,
        "lon": 30.79165,
        "name": "Vryheid"
      },
      {
        "lat": 10.64297,
        "lon": -74.75393,
        "name": "Ponedera"
      }
    ],
    "question": "Which city is closest to Lünen: Highton, Bay Point, Vryheid, Ponedera?",
    "ground_truth": {
      "answer": "Ponedera",
      "distance_km": 8550.4,
      "all_distances_km": {
        "Highton": 16363.4,
        "Bay Point": 8907.1,
        "Vryheid": 9115.7,
        "Ponedera": 8550.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Lünen: Highton, Bay Point, Vryheid, Ponedera?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Highton: 16363.4 km",
      "  Bay Point: 8907.1 km",
      "  Vryheid: 9115.7 km",
      "  Ponedera: 8550.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Ponedera at 8550.4 km",
      "FINAL ANSWER: Ponedera"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 29.30995,
      "lon": 30.8418,
      "name": "Al Fayyum"
    },
    "candidate_points": [
      {
        "lat": -2.02269,
        "lon": 29.70691,
        "name": "Muhanga"
      },
      {
        "lat": 30.76128,
        "lon": 30.69972,
        "name": "Kawm Ḩamādah"
      },
      {
        "lat": 14.51056,
        "lon": 6.765,
        "name": "Dakoro"
      },
      {
        "lat": 19.2366,
        "lon": -104.56512,
        "name": "Cihuatlán"
      }
    ],
    "question": "Which city is closest to Al Fayyum: Muhanga, Kawm Ḩamādah, Dakoro, Cihuatlán?",
    "ground_truth": {
      "answer": "Kawm Ḩamādah",
      "distance_km": 162.0,
      "all_distances_km": {
        "Muhanga": 3486.1,
        "Kawm Ḩamādah": 162.0,
        "Dakoro": 2968.7,
        "Cihuatlán": 12804.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Al Fayyum: Muhanga, Kawm Ḩamādah, Dakoro, Cihuatlán?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Muhanga: 3486.1 km",
      "  Kawm Ḩamādah: 162.0 km",
      "  Dakoro: 2968.7 km",
      "  Cihuatlán: 12804.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Kawm Ḩamādah at 162.0 km",
      "FINAL ANSWER: Kawm Ḩamādah"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 47.85,
      "lon": 21.43333,
      "name": "Hajdúnánás"
    },
    "candidate_points": [
      {
        "lat": 53.85713,
        "lon": -2.16851,
        "name": "Colne"
      },
      {
        "lat": -33.9677,
        "lon": 151.10149,
        "name": "Hurstville"
      },
      {
        "lat": -27.68806,
        "lon": -48.77861,
        "name": "Santo Amaro da Imperatriz"
      },
      {
        "lat": 33.33205,
        "lon": 106.15496,
        "name": "Lüeyang Chengguanzhen"
      }
    ],
    "question": "Which city is closest to Hajdúnánás: Colne, Hurstville, Santo Amaro da Imperatriz, Lüeyang Chengguanzhen?",
    "ground_truth": {
      "answer": "Colne",
      "distance_km": 1775.9,
      "all_distances_km": {
        "Colne": 1775.9,
        "Hurstville": 15601.7,
        "Santo Amaro da Imperatriz": 10923.8,
        "Lüeyang Chengguanzhen": 6969.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Hajdúnánás: Colne, Hurstville, Santo Amaro da Imperatri...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Colne: 1775.9 km",
      "  Hurstville: 15601.7 km",
      "  Santo Amaro da Imperatriz: 10923.8 km",
      "  Lüeyang Chengguanzhen: 6969.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Colne at 1775.9 km",
      "FINAL ANSWER: Colne"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -10.74167,
      "lon": -40.36083,
      "name": "Pindobaçu"
    },
    "candidate_points": [
      {
        "lat": 48.98693,
        "lon": 2.44892,
        "name": "Gonesse"
      },
      {
        "lat": 36.73605,
        "lon": 69.53451,
        "name": "Taloqan"
      },
      {
        "lat": 40.8026,
        "lon": 72.97499,
        "name": "Xonobod"
      },
      {
        "lat": 19.79919,
        "lon": -99.875,
        "name": "Atlacomulco de Fabela"
      }
    ],
    "question": "Which city is closest to Pindobaçu: Gonesse, Taloqan, Xonobod, Atlacomulco de Fabela?",
    "ground_truth": {
      "answer": "Atlacomulco de Fabela",
      "distance_km": 7345.1,
      "all_distances_km": {
        "Gonesse": 7849.1,
        "Taloqan": 12486.9,
        "Xonobod": 12743.7,
        "Atlacomulco de Fabela": 7345.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pindobaçu: Gonesse, Taloqan, Xonobod, Atlacomulco de Fa...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Gonesse: 7849.1 km",
      "  Taloqan: 12486.9 km",
      "  Xonobod: 12743.7 km",
      "  Atlacomulco de Fabela: 7345.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Atlacomulco de Fabela at 7345.1 km",
      "FINAL ANSWER: Atlacomulco de Fabela"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 26.02065,
      "lon": -80.18394,
      "name": "West Hollywood"
    },
    "candidate_points": [
      {
        "lat": 51.49607,
        "lon": 9.385,
        "name": "Hofgeismar"
      },
      {
        "lat": 29.45741,
        "lon": 106.12926,
        "name": "Zhengxing"
      },
      {
        "lat": 23.02579,
        "lon": 72.58727,
        "name": "Ahmedabad"
      },
      {
        "lat": 11.71391,
        "lon": 11.08108,
        "name": "Potiskum"
      }
    ],
    "question": "Which city is closest to West Hollywood: Hofgeismar, Zhengxing, Ahmedabad, Potiskum?",
    "ground_truth": {
      "answer": "Hofgeismar",
      "distance_km": 7746.3,
      "all_distances_km": {
        "Hofgeismar": 7746.3,
        "Zhengxing": 13809.6,
        "Ahmedabad": 13823.6,
        "Potiskum": 9563.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to West Hollywood: Hofgeismar, Zhengxing, Ahmedabad, Potis...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Hofgeismar: 7746.3 km",
      "  Zhengxing: 13809.6 km",
      "  Ahmedabad: 13823.6 km",
      "  Potiskum: 9563.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Hofgeismar at 7746.3 km",
      "FINAL ANSWER: Hofgeismar"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.13705,
      "lon": -76.6983,
      "name": "Severn"
    },
    "candidate_points": [
      {
        "lat": 41.51274,
        "lon": 20.95867,
        "name": "Kičevo"
      },
      {
        "lat": 7.60347,
        "lon": -74.80951,
        "name": "El Bagre"
      },
      {
        "lat": -2.53639,
        "lon": -57.76,
        "name": "Urucará"
      },
      {
        "lat": -33.9677,
        "lon": 151.10149,
        "name": "Hurstville"
      }
    ],
    "question": "Which city is closest to Severn: Kičevo, El Bagre, Urucará, Hurstville?",
    "ground_truth": {
      "answer": "El Bagre",
      "distance_km": 3511.5,
      "all_distances_km": {
        "Kičevo": 7790.9,
        "El Bagre": 3511.5,
        "Urucará": 5022.7,
        "Hurstville": 15756.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Severn: Kičevo, El Bagre, Urucará, Hurstville?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kičevo: 7790.9 km",
      "  El Bagre: 3511.5 km",
      "  Urucará: 5022.7 km",
      "  Hurstville: 15756.1 km",
      "Step 3: Find minimum distance",
      "  Closest: El Bagre at 3511.5 km",
      "FINAL ANSWER: El Bagre"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 13.44761,
      "lon": 144.80109,
      "name": "Mangilao Village"
    },
    "candidate_points": [
      {
        "lat": -27.96724,
        "lon": 153.39796,
        "name": "Southport"
      },
      {
        "lat": 47.55839,
        "lon": 7.57327,
        "name": "Basel"
      },
      {
        "lat": 37.65466,
        "lon": -122.40775,
        "name": "South San Francisco"
      },
      {
        "lat": 35.57691,
        "lon": 53.39205,
        "name": "Semnan"
      }
    ],
    "question": "Which city is closest to Mangilao Village: Southport, Basel, South San Francisco, Semnan?",
    "ground_truth": {
      "answer": "Southport",
      "distance_km": 4697.3,
      "all_distances_km": {
        "Southport": 4697.3,
        "Basel": 12016.8,
        "South San Francisco": 9340.1,
        "Semnan": 9267.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Mangilao Village: Southport, Basel, South San Francisco...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Southport: 4697.3 km",
      "  Basel: 12016.8 km",
      "  South San Francisco: 9340.1 km",
      "  Semnan: 9267.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Southport at 4697.3 km",
      "FINAL ANSWER: Southport"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.57017,
      "lon": 69.64175,
      "name": "Taboshar"
    },
    "candidate_points": [
      {
        "lat": 19.36838,
        "lon": 95.21512,
        "name": "Myaydo"
      },
      {
        "lat": -5.1275,
        "lon": -39.73222,
        "name": "Boa Viagem"
      },
      {
        "lat": -23.5702,
        "lon": -46.72628,
        "name": "Butanta"
      },
      {
        "lat": -33.8,
        "lon": 151.18333,
        "name": "Chatswood"
      }
    ],
    "question": "Which city is closest to Taboshar: Myaydo, Boa Viagem, Butanta, Chatswood?",
    "ground_truth": {
      "answer": "Myaydo",
      "distance_km": 3385.4,
      "all_distances_km": {
        "Myaydo": 3385.4,
        "Boa Viagem": 12009.6,
        "Butanta": 13866.1,
        "Chatswood": 11742.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Taboshar: Myaydo, Boa Viagem, Butanta, Chatswood?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Myaydo: 3385.4 km",
      "  Boa Viagem: 12009.6 km",
      "  Butanta: 13866.1 km",
      "  Chatswood: 11742.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Myaydo at 3385.4 km",
      "FINAL ANSWER: Myaydo"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 40.48979,
      "lon": -81.44567,
      "name": "New Philadelphia"
    },
    "candidate_points": [
      {
        "lat": 51.55242,
        "lon": -0.29686,
        "name": "Wembley"
      },
      {
        "lat": 35.69006,
        "lon": 10.67598,
        "name": "Ouerdanine"
      },
      {
        "lat": 34.90818,
        "lon": -2.35055,
        "name": "Sidi Slimane Echcharaa"
      },
      {
        "lat": 8.29957,
        "lon": 77.24062,
        "name": "Unnamalaikadai"
      }
    ],
    "question": "Which city is closest to New Philadelphia: Wembley, Ouerdanine, Sidi Slimane Echcharaa, Unnamalaikadai?",
    "ground_truth": {
      "answer": "Wembley",
      "distance_km": 6055.5,
      "all_distances_km": {
        "Wembley": 6055.5,
        "Ouerdanine": 7689.0,
        "Sidi Slimane Echcharaa": 6748.2,
        "Unnamalaikadai": 14166.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to New Philadelphia: Wembley, Ouerdanine, Sidi Slimane Ech...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Wembley: 6055.5 km",
      "  Ouerdanine: 7689.0 km",
      "  Sidi Slimane Echcharaa: 6748.2 km",
      "  Unnamalaikadai: 14166.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Wembley at 6055.5 km",
      "FINAL ANSWER: Wembley"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -14.11667,
      "lon": 13.25,
      "name": "Camucuio"
    },
    "candidate_points": [
      {
        "lat": 33.7722,
        "lon": 120.26176,
        "name": "Hede"
      },
      {
        "lat": 40.62205,
        "lon": -74.24459,
        "name": "Linden"
      },
      {
        "lat": 52.9331,
        "lon": 33.44702,
        "name": "Pochep"
      },
      {
        "lat": -27.1518,
        "lon": -48.48941,
        "name": "Bombinhas"
      }
    ],
    "question": "Which city is closest to Camucuio: Hede, Linden, Pochep, Bombinhas?",
    "ground_truth": {
      "answer": "Bombinhas",
      "distance_km": 6524.4,
      "all_distances_km": {
        "Hede": 12432.1,
        "Linden": 10816.4,
        "Pochep": 7702.3,
        "Bombinhas": 6524.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Camucuio: Hede, Linden, Pochep, Bombinhas?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Hede: 12432.1 km",
      "  Linden: 10816.4 km",
      "  Pochep: 7702.3 km",
      "  Bombinhas: 6524.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Bombinhas at 6524.4 km",
      "FINAL ANSWER: Bombinhas"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -3.49586,
      "lon": -42.56198,
      "name": "Santa Quitéria do Maranhão"
    },
    "candidate_points": [
      {
        "lat": -1.52833,
        "lon": -49.21667,
        "name": "Muaná"
      },
      {
        "lat": -26.22861,
        "lon": -52.67056,
        "name": "Pato Branco"
      },
      {
        "lat": 24.09082,
        "lon": 32.89942,
        "name": "Aswān"
      },
      {
        "lat": 1.3943,
        "lon": 97.1675,
        "name": "Lahewa"
      }
    ],
    "question": "Which city is closest to Santa Quitéria do Maranhão: Muaná, Pato Branco, Aswān, Lahewa?",
    "ground_truth": {
      "answer": "Muaná",
      "distance_km": 770.9,
      "all_distances_km": {
        "Muaná": 770.9,
        "Pato Branco": 2747.9,
        "Aswān": 8699.6,
        "Lahewa": 15535.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Santa Quitéria do Maranhão: Muaná, Pato Branco, Aswān, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Muaná: 770.9 km",
      "  Pato Branco: 2747.9 km",
      "  Aswān: 8699.6 km",
      "  Lahewa: 15535.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Muaná at 770.9 km",
      "FINAL ANSWER: Muaná"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 15.60811,
      "lon": 39.47455,
      "name": "Massawa"
    },
    "candidate_points": [
      {
        "lat": 18.42131,
        "lon": -95.11398,
        "name": "Catemaco"
      },
      {
        "lat": 27.09978,
        "lon": -82.45426,
        "name": "Venice"
      },
      {
        "lat": 10.76383,
        "lon": 106.64355,
        "name": "Quận Mười Một"
      },
      {
        "lat": 53.72821,
        "lon": 9.91078,
        "name": "Quickborn"
      }
    ],
    "question": "Which city is closest to Massawa: Catemaco, Venice, Quận Mười Một, Quickborn?",
    "ground_truth": {
      "answer": "Quickborn",
      "distance_km": 4954.7,
      "all_distances_km": {
        "Catemaco": 13767.2,
        "Venice": 12156.0,
        "Quận Mười Một": 7264.4,
        "Quickborn": 4954.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Massawa: Catemaco, Venice, Quận Mười Một, Quickborn?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Catemaco: 13767.2 km",
      "  Venice: 12156.0 km",
      "  Quận Mười Một: 7264.4 km",
      "  Quickborn: 4954.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Quickborn at 4954.7 km",
      "FINAL ANSWER: Quickborn"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -7.51556,
      "lon": -34.90833,
      "name": "Caaporã"
    },
    "candidate_points": [
      {
        "lat": 55.86486,
        "lon": 38.44853,
        "name": "Noginsk"
      },
      {
        "lat": 38.03333,
        "lon": 23.7,
        "name": "Ílion"
      },
      {
        "lat": 32.17222,
        "lon": 13.02028,
        "name": "Gharyan"
      },
      {
        "lat": 10.455,
        "lon": 124.0106,
        "name": "Compostela"
      }
    ],
    "question": "Which city is closest to Caaporã: Noginsk, Ílion, Gharyan, Compostela?",
    "ground_truth": {
      "answer": "Gharyan",
      "distance_km": 6725.6,
      "all_distances_km": {
        "Noginsk": 9682.0,
        "Ílion": 7890.8,
        "Gharyan": 6725.6,
        "Compostela": 17677.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Caaporã: Noginsk, Ílion, Gharyan, Compostela?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Noginsk: 9682.0 km",
      "  Ílion: 7890.8 km",
      "  Gharyan: 6725.6 km",
      "  Compostela: 17677.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Gharyan at 6725.6 km",
      "FINAL ANSWER: Gharyan"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 42.08419,
      "lon": -88.01313,
      "name": "Rolling Meadows"
    },
    "candidate_points": [
      {
        "lat": 43.75625,
        "lon": -79.37904,
        "name": "St. Andrew-Windfields"
      },
      {
        "lat": 22.71667,
        "lon": 70.28333,
        "name": "Jodiya Bandar"
      },
      {
        "lat": -34.06251,
        "lon": 151.14961,
        "name": "Cronulla"
      },
      {
        "lat": 0.03889,
        "lon": -51.06639,
        "name": "Macapá"
      }
    ],
    "question": "Which city is closest to Rolling Meadows: St. Andrew-Windfields, Jodiya Bandar, Cronulla, Macapá?",
    "ground_truth": {
      "answer": "St. Andrew-Windfields",
      "distance_km": 726.8,
      "all_distances_km": {
        "St. Andrew-Windfields": 726.8,
        "Jodiya Bandar": 12471.9,
        "Cronulla": 14863.8,
        "Macapá": 5958.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Rolling Meadows: St. Andrew-Windfields, Jodiya Bandar, ...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  St. Andrew-Windfields: 726.8 km",
      "  Jodiya Bandar: 12471.9 km",
      "  Cronulla: 14863.8 km",
      "  Macapá: 5958.7 km",
      "Step 3: Find minimum distance",
      "  Closest: St. Andrew-Windfields at 726.8 km",
      "FINAL ANSWER: St. Andrew-Windfields"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 14.42922,
      "lon": 120.87989,
      "name": "Noveleta"
    },
    "candidate_points": [
      {
        "lat": 26.12259,
        "lon": 85.39055,
        "name": "Muzaffarpur"
      },
      {
        "lat": 49.29175,
        "lon": 21.27271,
        "name": "Bardejov"
      },
      {
        "lat": 19.26174,
        "lon": -98.89775,
        "name": "Chalco"
      },
      {
        "lat": 40.9805,
        "lon": -111.88744,
        "name": "Farmington"
      }
    ],
    "question": "Which city is closest to Noveleta: Muzaffarpur, Bardejov, Chalco, Farmington?",
    "ground_truth": {
      "answer": "Muzaffarpur",
      "distance_km": 3907.8,
      "all_distances_km": {
        "Muzaffarpur": 3907.8,
        "Bardejov": 9475.1,
        "Chalco": 14271.6,
        "Farmington": 11808.6
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Noveleta: Muzaffarpur, Bardejov, Chalco, Farmington?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Muzaffarpur: 3907.8 km",
      "  Bardejov: 9475.1 km",
      "  Chalco: 14271.6 km",
      "  Farmington: 11808.6 km",
      "Step 3: Find minimum distance",
      "  Closest: Muzaffarpur at 3907.8 km",
      "FINAL ANSWER: Muzaffarpur"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 11.13723,
      "lon": 75.92575,
      "name": "Pallikal"
    },
    "candidate_points": [
      {
        "lat": 49.56798,
        "lon": 10.88565,
        "name": "Herzogenaurach"
      },
      {
        "lat": 47.65729,
        "lon": 23.56808,
        "name": "Baia Mare"
      },
      {
        "lat": 38.80097,
        "lon": -9.37826,
        "name": "Sintra"
      },
      {
        "lat": -20.91694,
        "lon": -46.99139,
        "name": "São Sebastião do Paraíso"
      }
    ],
    "question": "Which city is closest to Pallikal: Herzogenaurach, Baia Mare, Sintra, São Sebastião do Paraíso?",
    "ground_truth": {
      "answer": "Baia Mare",
      "distance_km": 6324.8,
      "all_distances_km": {
        "Herzogenaurach": 7277.3,
        "Baia Mare": 6324.8,
        "Sintra": 8830.9,
        "São Sebastião do Paraíso": 13848.5
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Pallikal: Herzogenaurach, Baia Mare, Sintra, São Sebast...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Herzogenaurach: 7277.3 km",
      "  Baia Mare: 6324.8 km",
      "  Sintra: 8830.9 km",
      "  São Sebastião do Paraíso: 13848.5 km",
      "Step 3: Find minimum distance",
      "  Closest: Baia Mare at 6324.8 km",
      "FINAL ANSWER: Baia Mare"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 29.80147,
      "lon": 76.92825,
      "name": "Tirāwari"
    },
    "candidate_points": [
      {
        "lat": 11.05083,
        "lon": 75.97806,
        "name": "Vengara"
      },
      {
        "lat": 34.38333,
        "lon": 131.2,
        "name": "Nagato"
      },
      {
        "lat": 56.48989,
        "lon": 43.60114,
        "name": "Novaya Balakhna"
      },
      {
        "lat": 48.75329,
        "lon": 2.29668,
        "name": "Antony"
      }
    ],
    "question": "Which city is closest to Tirāwari: Vengara, Nagato, Novaya Balakhna, Antony?",
    "ground_truth": {
      "answer": "Vengara",
      "distance_km": 2087.3,
      "all_distances_km": {
        "Vengara": 2087.3,
        "Nagato": 5077.7,
        "Novaya Balakhna": 3941.2,
        "Antony": 6483.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Tirāwari: Vengara, Nagato, Novaya Balakhna, Antony?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Vengara: 2087.3 km",
      "  Nagato: 5077.7 km",
      "  Novaya Balakhna: 3941.2 km",
      "  Antony: 6483.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Vengara at 2087.3 km",
      "FINAL ANSWER: Vengara"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 18.94918,
      "lon": -97.80379,
      "name": "Los Reyes de Juárez"
    },
    "candidate_points": [
      {
        "lat": 33.96807,
        "lon": -118.22507,
        "name": "Walnut Park"
      },
      {
        "lat": -5.03825,
        "lon": -44.43746,
        "name": "Dom Pedro"
      },
      {
        "lat": -16.91667,
        "lon": 49.58333,
        "name": "Soanierana Ivongo"
      },
      {
        "lat": 50.65,
        "lon": 3.03333,
        "name": "Lambersart"
      }
    ],
    "question": "Which city is closest to Los Reyes de Juárez: Walnut Park, Dom Pedro, Soanierana Ivongo, Lambersart?",
    "ground_truth": {
      "answer": "Walnut Park",
      "distance_km": 2621.3,
      "all_distances_km": {
        "Walnut Park": 2621.3,
        "Dom Pedro": 6421.2,
        "Soanierana Ivongo": 16562.3,
        "Lambersart": 9123.2
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Los Reyes de Juárez: Walnut Park, Dom Pedro, Soanierana...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Walnut Park: 2621.3 km",
      "  Dom Pedro: 6421.2 km",
      "  Soanierana Ivongo: 16562.3 km",
      "  Lambersart: 9123.2 km",
      "Step 3: Find minimum distance",
      "  Closest: Walnut Park at 2621.3 km",
      "FINAL ANSWER: Walnut Park"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 39.95479,
      "lon": -82.81212,
      "name": "Reynoldsburg"
    },
    "candidate_points": [
      {
        "lat": 8.57899,
        "lon": -71.16922,
        "name": "Mérida"
      },
      {
        "lat": -9.15167,
        "lon": -35.53333,
        "name": "Matriz de Camaragibe"
      },
      {
        "lat": 33.23333,
        "lon": 130.3,
        "name": "Saga"
      },
      {
        "lat": 47.35,
        "lon": 25.36667,
        "name": "Vatra Dornei"
      }
    ],
    "question": "Which city is closest to Reynoldsburg: Mérida, Matriz de Camaragibe, Saga, Vatra Dornei?",
    "ground_truth": {
      "answer": "Mérida",
      "distance_km": 3675.2,
      "all_distances_km": {
        "Mérida": 3675.2,
        "Matriz de Camaragibe": 7307.0,
        "Saga": 11193.7,
        "Vatra Dornei": 7997.4
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Reynoldsburg: Mérida, Matriz de Camaragibe, Saga, Vatra...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mérida: 3675.2 km",
      "  Matriz de Camaragibe: 7307.0 km",
      "  Saga: 11193.7 km",
      "  Vatra Dornei: 7997.4 km",
      "Step 3: Find minimum distance",
      "  Closest: Mérida at 3675.2 km",
      "FINAL ANSWER: Mérida"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 37.49466,
      "lon": -120.84659,
      "name": "Turlock"
    },
    "candidate_points": [
      {
        "lat": 30.14453,
        "lon": 74.19552,
        "name": "Abohar"
      },
      {
        "lat": -16.80889,
        "lon": 26.9875,
        "name": "Choma"
      },
      {
        "lat": 51.1074,
        "lon": 7.64838,
        "name": "Meinerzhagen"
      },
      {
        "lat": -40.81519,
        "lon": -63.0004,
        "name": "Viedma"
      }
    ],
    "question": "Which city is closest to Turlock: Abohar, Choma, Meinerzhagen, Viedma?",
    "ground_truth": {
      "answer": "Meinerzhagen",
      "distance_km": 8960.0,
      "all_distances_km": {
        "Abohar": 12332.8,
        "Choma": 16121.1,
        "Meinerzhagen": 8960.0,
        "Viedma": 10506.8
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Turlock: Abohar, Choma, Meinerzhagen, Viedma?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Abohar: 12332.8 km",
      "  Choma: 16121.1 km",
      "  Meinerzhagen: 8960.0 km",
      "  Viedma: 10506.8 km",
      "Step 3: Find minimum distance",
      "  Closest: Meinerzhagen at 8960.0 km",
      "FINAL ANSWER: Meinerzhagen"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.72866,
      "lon": 10.34163,
      "name": "Hammam-Lif"
    },
    "candidate_points": [
      {
        "lat": -15.19611,
        "lon": 12.15222,
        "name": "Mossamedes"
      },
      {
        "lat": 35.16278,
        "lon": 112.865,
        "name": "Xixiang"
      },
      {
        "lat": -5.55085,
        "lon": 150.13766,
        "name": "Kimbe"
      },
      {
        "lat": -32.5269,
        "lon": 115.7217,
        "name": "Mandurah"
      }
    ],
    "question": "Which city is closest to Hammam-Lif: Mossamedes, Xixiang, Kimbe, Mandurah?",
    "ground_truth": {
      "answer": "Mossamedes",
      "distance_km": 5776.9,
      "all_distances_km": {
        "Mossamedes": 5776.9,
        "Xixiang": 8709.6,
        "Kimbe": 14660.4,
        "Mandurah": 13349.1
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Hammam-Lif: Mossamedes, Xixiang, Kimbe, Mandurah?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Mossamedes: 5776.9 km",
      "  Xixiang: 8709.6 km",
      "  Kimbe: 14660.4 km",
      "  Mandurah: 13349.1 km",
      "Step 3: Find minimum distance",
      "  Closest: Mossamedes at 5776.9 km",
      "FINAL ANSWER: Mossamedes"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -23.88782,
      "lon": 30.28708,
      "name": "Nkowakowa"
    },
    "candidate_points": [
      {
        "lat": -12.52897,
        "lon": 27.88382,
        "name": "Chingola"
      },
      {
        "lat": 42.04,
        "lon": 21.425,
        "name": "Šuto Orizare"
      },
      {
        "lat": 26.55,
        "lon": 101.25,
        "name": "Rongjiang"
      },
      {
        "lat": 25.28545,
        "lon": 51.53096,
        "name": "Doha"
      }
    ],
    "question": "Which city is closest to Nkowakowa: Chingola, Šuto Orizare, Rongjiang, Doha?",
    "ground_truth": {
      "answer": "Chingola",
      "distance_km": 1288.2,
      "all_distances_km": {
        "Chingola": 1288.2,
        "Šuto Orizare": 7387.3,
        "Rongjiang": 9460.3,
        "Doha": 5926.9
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Nkowakowa: Chingola, Šuto Orizare, Rongjiang, Doha?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Chingola: 1288.2 km",
      "  Šuto Orizare: 7387.3 km",
      "  Rongjiang: 9460.3 km",
      "  Doha: 5926.9 km",
      "Step 3: Find minimum distance",
      "  Closest: Chingola at 1288.2 km",
      "FINAL ANSWER: Chingola"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 28.30468,
      "lon": -81.41667,
      "name": "Kissimmee"
    },
    "candidate_points": [
      {
        "lat": 41.76113,
        "lon": -87.61485,
        "name": "Greater Grand Crossing"
      },
      {
        "lat": 14.07294,
        "lon": 36.56828,
        "name": "May Cadera"
      },
      {
        "lat": -2.17071,
        "lon": -79.465,
        "name": "Naranjito"
      },
      {
        "lat": -38.13333,
        "lon": 145.13333,
        "name": "Frankston East"
      }
    ],
    "question": "Which city is closest to Kissimmee: Greater Grand Crossing, May Cadera, Naranjito, Frankston East?",
    "ground_truth": {
      "answer": "Greater Grand Crossing",
      "distance_km": 1598.0,
      "all_distances_km": {
        "Greater Grand Crossing": 1598.0,
        "May Cadera": 11851.7,
        "Naranjito": 3395.1,
        "Frankston East": 15597.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Kissimmee: Greater Grand Crossing, May Cadera, Naranjit...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Greater Grand Crossing: 1598.0 km",
      "  May Cadera: 11851.7 km",
      "  Naranjito: 3395.1 km",
      "  Frankston East: 15597.3 km",
      "Step 3: Find minimum distance",
      "  Closest: Greater Grand Crossing at 1598.0 km",
      "FINAL ANSWER: Greater Grand Crossing"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": -30.75482,
      "lon": -57.98196,
      "name": "Chajarí"
    },
    "candidate_points": [
      {
        "lat": -29.62056,
        "lon": -54.17889,
        "name": "São Pedro do Sul"
      },
      {
        "lat": -43.53333,
        "lon": 172.63333,
        "name": "Christchurch"
      },
      {
        "lat": 53.1585,
        "lon": 48.4681,
        "name": "Syzran"
      },
      {
        "lat": 9.32936,
        "lon": 39.29337,
        "name": "Sheno"
      }
    ],
    "question": "Which city is closest to Chajarí: São Pedro do Sul, Christchurch, Syzran, Sheno?",
    "ground_truth": {
      "answer": "São Pedro do Sul",
      "distance_km": 386.7,
      "all_distances_km": {
        "São Pedro do Sul": 386.7,
        "Christchurch": 10282.2,
        "Syzran": 13757.2,
        "Sheno": 11227.3
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Chajarí: São Pedro do Sul, Christchurch, Syzran, Sheno?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  São Pedro do Sul: 386.7 km",
      "  Christchurch: 10282.2 km",
      "  Syzran: 13757.2 km",
      "  Sheno: 11227.3 km",
      "Step 3: Find minimum distance",
      "  Closest: São Pedro do Sul at 386.7 km",
      "FINAL ANSWER: São Pedro do Sul"
    ]
  },
  {
    "task": "proximity",
    "subtask": "nearest_point",
    "reference_point": {
      "lat": 36.74472,
      "lon": 4.37222,
      "name": "Azazga"
    },
    "candidate_points": [
      {
        "lat": 1.80838,
        "lon": 32.00502,
        "name": "Kigumba"
      },
      {
        "lat": 29.56689,
        "lon": -104.54487,
        "name": "Ojinaga"
      },
      {
        "lat": 18.03496,
        "lon": -66.8499,
        "name": "Yauco"
      },
      {
        "lat": 29.83573,
        "lon": 74.9717,
        "name": "Kālānwāli"
      }
    ],
    "question": "Which city is closest to Azazga: Kigumba, Ojinaga, Yauco, Kālānwāli?",
    "ground_truth": {
      "answer": "Kigumba",
      "distance_km": 4808.6,
      "all_distances_km": {
        "Kigumba": 4808.6,
        "Ojinaga": 9566.0,
        "Yauco": 7172.3,
        "Kālānwāli": 6459.7
      }
    },
    "reasoning_steps": [
      "Step 1: Identify reference point and candidates",
      "  Which city is closest to Azazga: Kigumba, Ojinaga, Yauco, Kālānwāli?...",
      "Step 2: Calculate distance to each candidate",
      "  Using Haversine formula for each",
      "  Kigumba: 4808.6 km",
      "  Ojinaga: 9566.0 km",
      "  Yauco: 7172.3 km",
      "  Kālānwāli: 6459.7 km",
      "Step 3: Find minimum distance",
      "  Closest: Kigumba at 4808.6 km",
      "FINAL ANSWER: Kigumba"
    ]
  }
]