Question: the highest yield of rice per hectare in india is in which state
[{'answer': 'West Bengal', 'provenance': [{'wikipedia_id': '22075466', 'title': 'Rice production in India', 'start_paragraph_id': 6, 'start_character': 254, 'end_paragraph_id': 6, 'end_character': 265, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]