Question: what is the farthest home run ever hit in major league baseball
[{'answer': 'about 575 feet'}, {'provenance': [{'wikipedia_id': '14148', 'title': 'Home run', 'start_paragraph_id': 88, 'start_character': 0, 'end_paragraph_id': 88, 'end_character': 880, 'bleu_score': 0.8828518057659541, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7017019869976493559}, 'section': 'Section::::Records.\n'}]}]