About: http://webisa.webdatacommons.org/434207409

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Most of us take vision for granted, but about 21.5 million adult Americans have trouble seeing, even with glasses or other vision aids.
http://www.w3.org/ns/prov#wasQuotedFrom	techdirt.com