Question: what is the largest state in south india in area
[{'answer': 'Karnataka', 'provenance': [{'wikipedia_id': '678583', 'title': 'South India', 'start_paragraph_id': 1, 'start_character': 85, 'end_paragraph_id': 1, 'end_character': 94, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]