Question: who went to the north pole in 1909
[{'answer': 'Robert Peary', 'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 79, 'end_paragraph_id': 17, 'end_character': 91, 'bleu_score': 1.0, 'section': 'Section::::Exploration.:1900–40.\n'}]}, {'answer': 'Matthew Henson', 'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 162, 'end_paragraph_id': 17, 'end_character': 176, 'bleu_score': 1.0, 'section': 'Section::::Exploration.:1900–40.\n'}]}, {'answer': 'Ootah', 'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 197, 'end_paragraph_id': 17, 'end_character': 202, 'bleu_score': 1.0, 'section': 'Section::::Exploration.:1900–40.\n'}]}, {'answer': 'Seeglo', 'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 204, 'end_paragraph_id': 17, 'end_character': 210, 'bleu_score': 1.0, 'section': 'Section::::Exploration.:1900–40.\n'}]}, {'answer': 'Egingwah', 'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 212, 'end_paragraph_id': 17, 'end_character': 220, 'bleu_score': 1.0, 'section': 'Section::::Exploration.:1900–40.\n'}]}, {'answer': 'Ooqueah', 'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 226, 'end_paragraph_id': 17, 'end_character': 233, 'bleu_score': 1.0, 'section': 'Section::::Exploration.:1900–40.\n'}]}, {'provenance': [{'wikipedia_id': '21836', 'title': 'North Pole', 'start_paragraph_id': 17, 'start_character': 0, 'end_paragraph_id': 17, 'end_character': 544, 'bleu_score': 0.9776501033621461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18190567237327428687}, 'section': 'Section::::Exploration.:1900–40.\n'}]}]