Question: who was secretary of state when china was lost
[{'answer': 'Truman', 'provenance': [{'wikipedia_id': '35029157', 'title': 'Loss of China', 'start_paragraph_id': 7, 'start_character': 52, 'end_paragraph_id': 7, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Aftermath.\n'}]}, {'provenance': [{'wikipedia_id': '35029157', 'title': 'Loss of China', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 407, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4059080002552850649}, 'section': 'Section::::Aftermath.\n'}]}]