Question: when was star wars renamed a new hope
[{'answer': '1985', 'provenance': [{'wikipedia_id': '1002690', 'title': 'Changes in Star Wars re-releases', 'start_paragraph_id': 11, 'start_character': 12, 'end_paragraph_id': 11, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Background.:"Star Wars" release history.\n'}]}]