Question: who plays the doctor in sons of anarchy
[{'answer': 'Siff', 'provenance': [{'wikipedia_id': '19256075', 'title': 'Maggie Siff', 'start_paragraph_id': 0, 'start_character': 7, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19256075', 'title': 'Maggie Siff', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 347, 'bleu_score': 0.698266757247884, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16564812303520591557}, 'section': 'Section::::Career.\n'}]}]