Question: who is leslie winkle on big bang theory
[{'answer': 'Sara Gilbert', 'provenance': [{'wikipedia_id': '422107', 'title': 'Sara Gilbert', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '422107', 'title': 'Sara Gilbert', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 380, 'bleu_score': 0.724193551192525, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5121339668799898310}, 'section': 'Section::::Abstract.'}]}]