PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The thing that Richard Nixon needed more than anything else was a kind of deep and profound acceptance that he never got, probably, from his father.
http://www.w3.org/ns/prov#wasQuotedFrom
  • huffingtonpost.com