PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If a vendor is highlighting a huge ROI lift due to a mix of performance and cost efficiency, this may suggest that their technology is not as strong as it could be and the advertisements may be running on low-value inventory.
http://www.w3.org/ns/prov#wasQuotedFrom
  • adexchanger.com