PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Federal Trade Commission's Bureau of Consumer Protection on Monday issued a letter to search engines including Google, Yahoo and Microsoft, advising them to provide better labeling and notification of advertising that appears alongside search results.
http://www.w3.org/ns/prov#wasQuotedFrom
  • linuxinsider.com