Question: who established the six principles of chinese painting
[{'answer': 'Xie He', 'provenance': [{'wikipedia_id': '3144493', 'title': 'Six principles of Chinese painting', 'start_paragraph_id': 1, 'start_character': 59, 'end_paragraph_id': 1, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3144493', 'title': 'Six principles of Chinese painting', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 360, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10693962277099952087}, 'section': 'Section::::Abstract.'}]}]