Question: when was back to the future released in theaters
[{'answer': 'July 3 , 1985', 'provenance': [{'wikipedia_id': '42993', 'title': 'Back to the Future', 'start_paragraph_id': 47, 'start_character': 31, 'end_paragraph_id': 47, 'end_character': 44, 'bleu_score': 1.0, 'section': 'Section::::Release.\n'}]}, {'provenance': [{'wikipedia_id': '42993', 'title': 'Back to the Future', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 848, 'bleu_score': 0.6679325200705171, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 289350252124479933}, 'section': 'Section::::Abstract.'}]}]