Question: which is the leading coffee producer state in india
[{'answer': 'Karnataka', 'provenance': [{'wikipedia_id': '18931461', 'title': 'Coffee production in India', 'start_paragraph_id': 1, 'start_character': 88, 'end_paragraph_id': 1, 'end_character': 97, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18931461', 'title': 'Coffee production in India', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 725, 'bleu_score': 0.983804329702269, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6308035393290083809}, 'section': 'Section::::Abstract.'}]}]