Question: what is the purpose of a chinese tea ceremony
[{'answer': 'method of preparing tea', 'provenance': [{'wikipedia_id': '267191', 'title': 'Chinese tea culture', 'start_paragraph_id': 16, 'start_character': 60, 'end_paragraph_id': 16, 'end_character': 83, 'bleu_score': 1.0, 'section': 'Section::::Brewing Chinese tea.:Gongfu cha (Kung fu tea).\n'}]}, {'provenance': [{'wikipedia_id': '267191', 'title': 'Chinese tea culture', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 730, 'bleu_score': 0.931764751489036, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14902998489850787389}, 'section': 'Section::::Brewing Chinese tea.:Gongfu cha (Kung fu tea).\n'}]}]