PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A cooling curve is a type of graph used in chemistry, physics, engineering, and other disciplines to chart the progress of a cooling substance.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com