Question: when did silence of the lambs come out
[{'answer': 'February 14 , 1991', 'provenance': [{'wikipedia_id': '30006', 'title': 'The Silence of the Lambs (film)', 'start_paragraph_id': 48, 'start_character': 43, 'end_paragraph_id': 48, 'end_character': 61, 'bleu_score': 1.0, 'section': 'Section::::Release.:Box office.\n'}]}]