Question: when did the first contact lenses come out
[{'answer': '1888', 'provenance': [{'wikipedia_id': '74845', 'title': 'Contact lens', 'start_paragraph_id': 9, 'start_character': 3, 'end_paragraph_id': 9, 'end_character': 7, 'bleu_score': 1.0, 'section': 'Section::::History.:Origins and first functional prototypes.\n'}]}, {'provenance': [{'wikipedia_id': '74845', 'title': 'Contact lens', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 623, 'bleu_score': 0.9071086921154871, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2866510280280166817}, 'section': 'Section::::History.:Origins and first functional prototypes.\n'}]}]