Question: who played the role of lord krishna in mahabharat
[{'answer': 'Saurabh Raj Jain', 'provenance': [{'wikipedia_id': '36426440', 'title': 'Saurabh Raj Jain', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36426440', 'title': 'Saurabh Raj Jain', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 234, 'bleu_score': 0.8303119379945471, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7136587816710612498}, 'section': 'Section::::Abstract.'}]}]