PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention includes viewer interaction with advertisements where the viewer uses a human interface device communicating with the presentation system to indicate or detect information, such as a location or action or both.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com