PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Quality Score, how match types work, and the interplay of several complex Google algorithms make the difference in what ads the user sees, if any.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clickz.com