Question: who plays leslie winkle on the 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': 0.71530605762409, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6437166669966949901}, 'section': 'Section::::Abstract.'}]}]