About: http://webisa.webdatacommons.org/378017518

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	Typically, optical character recognition software (OCR) isolates the textual parts of a document from other elements, such as images, charts, and tables.
http://www.w3.org/ns/prov#wasQuotedFrom	globalspec.com