PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For whatever reason, physics seems to be a particularly unpleasant experience for a great many people, all of whom later feel compelled to share their bad experiences with any physicists they happen to meet.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com