Question: who invented the glasses that give sight to the blind
[{'answer': 'Conrad Lewis', 'provenance': [{'wikipedia_id': '55125524', 'title': 'ESight', 'start_paragraph_id': 3, 'start_character': 30, 'end_paragraph_id': 3, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': '2006', 'provenance': [{'wikipedia_id': '55125524', 'title': 'ESight', 'start_paragraph_id': 3, 'start_character': 22, 'end_paragraph_id': 3, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '55125524', 'title': 'ESight', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 270, 'bleu_score': 0.9560167778278961, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11862663632608821306}, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '55125524', 'title': 'ESight', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11862663632608821306}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '7642518', 'title': 'W. Lewis Hyde', 'section': 'Section::::Abstract.', 'start_paragraph_id': 2, 'end_paragraph_id': 2, 'meta': {'evidence_span': ['Walter Lewis Hyde (1919-2003) was an American physicist, an early contributor to the field of fiber optics. He held patents for devices used in ophthalmology, as well as a panoramic rear-view mirror for automobiles. Originally from Minnesota, he studied physics at Harvard University. He worked at the Polaroid Corporation in the nascent field of fiber optics. He married Elizabeth Sanford Hyde, and they had six children, including Lewis Hyde', 'Walter Lewis Hyde (1919-2003) was an American physicist, an early contributor to the field of fiber optics. He held patents for devices used in ophthalmology, as well as a panoramic rear-view mirror for automobiles. Originally from Minnesota, he studied physics at Harvard University. He worked at the Polaroid Corporation in the nascent field of fiber optics. He married Elizabeth Sanford Hyde, and they had six children, including Lewis Hyde. In the 1950s, he worked for the London Office of Naval Research, tracking European physics research. He went on to become the Director of Development at the American Optics Company, and then a professor of optics at the University of Rochester. He then changed gears to administration, and served as provost of New York University until 1972. He served as President of the Optical Society of America in 1970']}}]}, {'provenance': [{'wikipedia_id': '55125524', 'title': 'ESight', 'section': 'Section::::History.\n', 'start_paragraph_id': 3, 'end_paragraph_id': 3, 'meta': {'evidence_span': ['eSight was founded in 2006 by Conrad Lewis, a Canadian electrical engineer with two legally blind sisters. His motivation was to build a device that would enable his sisters to see, be able to work and independently perform virtually all activities of daily living (ADLs).', 'eSight was founded in 2006 by Conrad Lewis, a Canadian electrical engineer with two legally blind sisters. His motivation was to build a device that would enable his sisters to see, be able to work and independently perform virtually all activities of daily living (ADLs).']}}]}]