Question: when does american horror story season 7 start
[{'answer': 'September 5 , 2017', 'provenance': [{'wikipedia_id': '51867239', 'title': 'American Horror Story: Cult', 'start_paragraph_id': 44, 'start_character': 230, 'end_paragraph_id': 44, 'end_character': 248, 'bleu_score': 1.0, 'section': 'Section::::Production.:Development.\n'}]}, {'provenance': [{'wikipedia_id': '51867239', 'title': 'American Horror Story: Cult', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 295, 'bleu_score': 0.6962940885020441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 990660916286732510}, 'section': 'Section::::Abstract.'}]}]