Question: which is bigger kansas city or st louis
[{'answer': 'St. Louis', 'provenance': [{'wikipedia_id': '572408', 'title': 'Kansas City metropolitan area', 'start_paragraph_id': 1, 'start_character': 300, 'end_paragraph_id': 1, 'end_character': 309, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '572408', 'title': 'Kansas City metropolitan area', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 655, 'bleu_score': 0.8406106469849031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4525914090435663658}, 'section': 'Section::::Abstract.'}]}]