Question: when was star trek the motion picture released
[{'answer': 'December 7 , 1979', 'provenance': [{'wikipedia_id': '277006', 'title': 'Star Trek: The Motion Picture', 'start_paragraph_id': 112, 'start_character': 48, 'end_paragraph_id': 112, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Release.:Box office.\n'}]}]