Question: when was the first fish and chip shop opened
[{'answer': '1860', 'provenance': [{'wikipedia_id': '46173', 'title': 'Fish and chips', 'start_paragraph_id': 1, 'start_character': 424, 'end_paragraph_id': 1, 'end_character': 428, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]