PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thats not what turned out to be true, so gravity seems ???special??? compared to electromagnetism and other forces.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com