PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ABCSearch currently uses contextual advertising companies like DoubleClick, but Yomtobian says because Google is a competitor in the cost-per-click space, they may have to stop advertising on DoubleClick???s network.
http://www.w3.org/ns/prov#wasQuotedFrom
  • webpronews.com