Question: who ran the first sub 4 minute mile
[{'answer': 'Roger Bannister', 'provenance': [{'wikipedia_id': '88791', 'title': 'Four-minute mile', 'start_paragraph_id': 1, 'start_character': 144, 'end_paragraph_id': 1, 'end_character': 159, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '88791', 'title': 'Four-minute mile', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 679, 'bleu_score': 0.6428986069853111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14873419013521113610}, 'section': 'Section::::Abstract.'}]}]