Question: when did bed bath and beyond first open
[{'answer': '1971', 'provenance': [{'wikipedia_id': '517515', 'title': 'Bed Bath & Beyond', 'start_paragraph_id': 2, 'start_character': 33, 'end_paragraph_id': 2, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '517515', 'title': 'Bed Bath & Beyond', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 478, 'bleu_score': 0.9748377259086851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10189419555339227194}, 'section': 'Section::::History.\n'}]}]