Question: when did time magazine start person of the year
[{'answer': '1927', 'provenance': [{'wikipedia_id': '206805', 'title': 'Time Person of the Year', 'start_paragraph_id': 3, 'start_character': 56, 'end_paragraph_id': 3, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}, {'provenance': [{'wikipedia_id': '206805', 'title': 'Time Person of the Year', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 436, 'bleu_score': 0.9738505480425671, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8881355175013168116}, 'section': 'Section::::Background.\n'}]}]