Question: when did japan lose control of korea to allied force
[{'answer': '15 August 1945', 'provenance': [{'wikipedia_id': '341418', 'title': 'Korea under Japanese rule', 'start_paragraph_id': 3, 'start_character': 34, 'end_paragraph_id': 3, 'end_character': 48, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '341418', 'title': 'Korea under Japanese rule', 'start_paragraph_id': 79, 'start_character': 0, 'end_paragraph_id': 79, 'end_character': 230, 'bleu_score': 0.8783650674919871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18441419066379430056}, 'section': 'Section::::Independence and division of Korea.\n'}]}]