PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We do not let who pays us for ads or other services affect how your search results are ranked, said Mike Nichols, chief marketing officer, Bing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cdrinfo.com