Question: where did the yin and yang originate from
[{'answer': 'Chinese philosophy', 'provenance': [{'wikipedia_id': '144804', 'title': 'Yin and yang', 'start_paragraph_id': 1, 'start_character': 3, 'end_paragraph_id': 1, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '144804', 'title': 'Yin and yang', 'start_paragraph_id': 2, 'start_character': 47, 'end_paragraph_id': 2, 'end_character': 865, 'bleu_score': 0.6470433213677591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16153813897959625797}, 'section': 'Section::::Abstract.'}]}]