PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It???s been busy striking deals with Facebook, BlueKai, Yahoo and other Internet and consumer research companies to provide a more robust set of variables.
http://www.w3.org/ns/prov#wasQuotedFrom
  • adweek.com