Question: when did fifty shades of grey movie come out
[{'answer': 'February 13 , 2015', 'provenance': [{'wikipedia_id': '40218034', 'title': 'Fifty Shades of Grey (film)', 'start_paragraph_id': 46, 'start_character': 230, 'end_paragraph_id': 46, 'end_character': 248, 'bleu_score': 1.0, 'section': 'Section::::Release.\n'}]}]