Question: in what year did china launch its first manned satellite
[{'answer': '1973', 'provenance': [{'wikipedia_id': '343674', 'title': 'Chinese space program', 'start_paragraph_id': 113, 'start_character': 312, 'end_paragraph_id': 113, 'end_character': 316, 'bleu_score': 1.0, 'section': 'Section::::Notable spaceflight programs.:Project 714.\n'}]}, {'provenance': [{'wikipedia_id': '343674', 'title': 'Chinese space program', 'start_paragraph_id': 113, 'start_character': 0, 'end_paragraph_id': 113, 'end_character': 671, 'bleu_score': 0.884327223147908, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1743151865095834201}, 'section': 'Section::::Notable spaceflight programs.:Project 714.\n'}]}]