Question: which is the most popular sport in america
[{'answer': 'American football', 'provenance': [{'wikipedia_id': '2257795', 'title': 'Sports in the United States', 'start_paragraph_id': 1, 'start_character': 71, 'end_paragraph_id': 1, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2257795', 'title': 'Sports in the United States', 'start_paragraph_id': 61, 'start_character': 0, 'end_paragraph_id': 61, 'end_character': 412, 'bleu_score': 0.9133720937500801, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5088659659939431503}, 'section': 'Section::::Popular team sports.:Overview.\n'}]}]