Question: who was the emperor of japan when the u.s. dropped the bombs
[{'answer': 'Hirohito', 'provenance': [{'wikipedia_id': '11778948', 'title': 'Atomic bombings of Hiroshima and Nagasaki', 'start_paragraph_id': 9, 'start_character': 1032, 'end_paragraph_id': 9, 'end_character': 1040, 'bleu_score': 1.0, 'section': 'Section::::Background.:Pacific War.\n'}]}, {'provenance': [{'wikipedia_id': '11778948', 'title': 'Atomic bombings of Hiroshima and Nagasaki', 'start_paragraph_id': 116, 'start_character': 0, 'end_paragraph_id': 116, 'end_character': 517, 'bleu_score': 0.976327165973018, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12178566854538965350}, 'section': 'Section::::Surrender of Japan and subsequent occupation.\n'}]}]