PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Peretti calls it a lesson learned from glossy magazines such as Vogue and Vanity Fair, which carry ads as important to readers as the articles themselves.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wjsu.org