Question: where did tea come from in the british empire
[{'answer': 'China', 'provenance': [{'wikipedia_id': '18400194', 'title': 'Tea in the United Kingdom', 'start_paragraph_id': 1, 'start_character': 228, 'end_paragraph_id': 1, 'end_character': 233, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18400194', 'title': 'Tea in the United Kingdom', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 553, 'bleu_score': 0.9505764710553931, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 300039227268078557}, 'section': 'Section::::Abstract.'}]}]