Question: who has the most home runs in the american league
[{'answer': 'Babe Ruth', 'provenance': [{'wikipedia_id': '26021393', 'title': 'List of Major League Baseball annual home run leaders', 'start_paragraph_id': 2, 'start_character': 393, 'end_paragraph_id': 2, 'end_character': 402, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]