Question: who was winner of sabse bada kalakar 2017
[{'answer': 'Virad Tyagi', 'provenance': [{'wikipedia_id': '53043670', 'title': 'Sabse Bada Kalakar', 'start_paragraph_id': 4, 'start_character': 109, 'end_paragraph_id': 4, 'end_character': 120, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '53043670', 'title': 'Sabse Bada Kalakar', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 96, 'bleu_score': 0.693395566222006, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7943328154437290445}, 'section': 'Section::::Abstract.'}]}]