Question: most home runs in a single season by a player
[{'answer': '73', 'provenance': [{'wikipedia_id': '5885166', 'title': '50 home run club', 'start_paragraph_id': 1, 'start_character': 768, 'end_paragraph_id': 1, 'end_character': 770, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]