Question: which philosophical school did the qin promote as its state ideology
[{'answer': 'Legalism', 'provenance': [{'wikipedia_id': '43461', 'title': 'Qin dynasty', 'start_paragraph_id': 10, 'start_character': 89, 'end_paragraph_id': 10, 'end_character': 97, 'bleu_score': 1.0, 'section': 'Section::::History.:Growth of power.\n'}]}, {'provenance': [{'wikipedia_id': '43461', 'title': 'Qin dynasty', 'start_paragraph_id': 37, 'start_character': 0, 'end_paragraph_id': 37, 'end_character': 517, 'bleu_score': 0.976043556018343, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2618738663445956619}, 'section': 'Section::::Culture and society.:Philosophy and literature.\n'}]}]