Question: who holds the world record for 1 mile run
[{'answer': 'Hicham El Guerrouj', 'provenance': [{'wikipedia_id': '854191', 'title': 'Mile run world record progression', 'start_paragraph_id': 1, 'start_character': 185, 'end_paragraph_id': 1, 'end_character': 203, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '854191', 'title': 'Mile run world record progression', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 443, 'bleu_score': 0.811229188786855, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2278734790665175096}, 'section': 'Section::::Abstract.'}]}]