PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The next button is a large ???+??? button, with another round push button and a large ???-??? button following.
http://www.w3.org/ns/prov#wasQuotedFrom
  • the-gadgeteer.com