PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We need but a decade or two to have the ultimate replacement for it use as a energy source for other than air and spacecraft.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wattsupwiththat.com