Question: who was the pilot of the plane that dropped the bomb on nagasaki
[{'answer': 'Major General Charles W. Sweeney'}, {'provenance': [{'wikipedia_id': '839581', 'title': 'Charles Sweeney', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 492, 'bleu_score': 0.8975764152867001, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14114440036523454357}, 'section': 'Section::::Abstract.'}]}]