Question: when did plywood come into use in furniture
[{'answer': 'the 1850s', 'provenance': [{'wikipedia_id': '72227', 'title': 'Plywood', 'start_paragraph_id': 28, 'start_character': 85, 'end_paragraph_id': 28, 'end_character': 94, 'bleu_score': 1.0, 'section': 'Section::::Types of plywood.:Flexible plywood.\n'}]}, {'provenance': [{'wikipedia_id': '72227', 'title': 'Plywood', 'start_paragraph_id': 28, 'start_character': 0, 'end_paragraph_id': 28, 'end_character': 114, 'bleu_score': 0.8970773746801091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11299996156293422375}, 'section': 'Section::::Types of plywood.:Flexible plywood.\n'}]}]