PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • CPM is cost per thousand ad impressions, and at one time was an industry standard for selling Internet advertising.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wiredmountain.net