Question: the barkana waterfalls is located in which state
[{'answer': 'state of Karnataka , India', 'provenance': [{'wikipedia_id': '9676422', 'title': 'Barkana Falls', 'start_paragraph_id': 1, 'start_character': 103, 'end_paragraph_id': 1, 'end_character': 132, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9676422', 'title': 'Barkana Falls', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 263, 'bleu_score': 0.8610401761271781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15911105686856336059}, 'section': 'Section::::Abstract.'}]}]