PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Interstitials may be deemed ???relevant??? based on intelligent demographic information, personal information, associated metadata, for example, associated with the visitor, the hosting site, or other mechanisms that would potentially make the ad content more valuable and relevant to the viewer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com