Question: who played the role of pinky in sanju movie
[{'answer': 'Karishma Tanna', 'provenance': [{'wikipedia_id': '53066008', 'title': 'Sanju', 'start_paragraph_id': 47, 'start_character': 160, 'end_paragraph_id': 47, 'end_character': 174, 'bleu_score': 1.0, 'section': 'Section::::Production.:Casting.\n'}]}, {'provenance': [{'wikipedia_id': '53066008', 'title': 'Sanju', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 35, 'bleu_score': 0.5081327481546141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16901168910613803181}, 'section': 'Section::::Cast.\n'}]}]