Question: who has the highest batting average in the major leagues
[{'answer': '. 366 over 24 seasons'}, {'provenance': [{'wikipedia_id': '47426323', 'title': 'List of Major League Baseball career batting average leaders', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 627, 'bleu_score': 0.9823771291847391, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9526451876371498508}, 'section': 'Section::::Abstract.'}]}]