PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • KEENE: And I opened it up, and the first thing I seen was a picture of a mutilated dead girl.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cnn.com