Question: when did the last starwars movie come out
[{'answer': 'December 15 , 2017', 'provenance': [{'wikipedia_id': '26678', 'title': 'Star Wars', 'start_paragraph_id': 25, 'start_character': 103, 'end_paragraph_id': 25, 'end_character': 121, 'bleu_score': 1.0, 'section': 'Section::::Film.:Skywalker saga.:Sequel trilogy.\n'}]}]