PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Google notes there is a lawsuit against it by Yahoo over patents held by Yahoo-owned Overture relating to paid listings.
http://www.w3.org/ns/prov#wasQuotedFrom
  • searchenginewatch.com