Question: who has the most strikeouts in mlb history by a batter
[{'answer': 'Reggie Jackson', 'provenance': [{'wikipedia_id': '47475761', 'title': 'List of Major League Baseball career strikeouts by batters leaders', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47475761', 'title': 'List of Major League Baseball career strikeouts by batters leaders', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 253, 'bleu_score': 0.9517713210466091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14560545144988841066}, 'section': 'Section::::Abstract.'}]}]