Question: what year did person of interest come out
[{'answer': '2011', 'provenance': [{'wikipedia_id': '31770697', 'title': 'Person of Interest (TV series)', 'start_paragraph_id': 1, 'start_character': 117, 'end_paragraph_id': 1, 'end_character': 121, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '31770697', 'title': 'Person of Interest (TV series)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 337, 'bleu_score': 0.916705652864192, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13135519178639645603}, 'section': 'Section::::Abstract.'}]}]