PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When a review button such as review buttons 136, 138 and 140 are ???clicked??? with a mouse or other pointing device, a pop-up window such as ???pop-up??? mail interface 150 is displayed for the user.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com