Question: who gave the cycle theory of social change
[{'answer': 'Sima Qian', 'provenance': [{'wikipedia_id': '2279663', 'title': 'Social cycle theory', 'start_paragraph_id': 1, 'start_character': 445, 'end_paragraph_id': 1, 'end_character': 454, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2279663', 'title': 'Social cycle theory', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 634, 'bleu_score': 0.906061632985342, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7217178829890860006}, 'section': 'Section::::Abstract.'}]}]