About: http://webisa.webdatacommons.org/254174895

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	For example, a user can store his name, information about the document type, and other keywords" related to the document in a cover sheet attached to the document.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca