PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • radio commercial really great, and How does radio advertising differ from other forms of media including television, newspapers, billboards, and magazines.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com