Question: when did the last lyons corner house close
[{'answer': '1977', 'provenance': [{'wikipedia_id': '511584', 'title': 'J. Lyons and Co.', 'start_paragraph_id': 10, 'start_character': 70, 'end_paragraph_id': 10, 'end_character': 74, 'bleu_score': 1.0, 'section': 'Section::::Products and image.:Corner Houses.\n'}]}, {'provenance': [{'wikipedia_id': '511584', 'title': 'J. Lyons and Co.', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 1052, 'bleu_score': 0.9601711437193581, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14530314028079167806}, 'section': 'Section::::Products and image.:Corner Houses.\n'}]}]