PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Because the content of the secondary article is often produced by someone other than the person who inserted the hyperlink in the primary article, the content on the other end of the link can be changed at any time by whoever controls the secondary page.
http://www.w3.org/ns/prov#wasQuotedFrom
  • typepad.com