Question: who killed tara in sons of anarchy season 6
[{'answer': 'Gemma', 'provenance': [{'wikipedia_id': '23293941', 'title': 'Tara Knowles', 'start_paragraph_id': 3, 'start_character': 563, 'end_paragraph_id': 3, 'end_character': 568, 'bleu_score': 1.0, 'section': 'Section::::Biography.\n'}]}, {'provenance': [{'wikipedia_id': '23293941', 'title': 'Tara Knowles', 'start_paragraph_id': 44, 'start_character': 0, 'end_paragraph_id': 44, 'end_character': 647, 'bleu_score': 0.9408447839828741, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7412185447229774153}, 'section': 'Section::::Biography.:Season 6.\n'}]}]