PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Measuring the spin, one of the few things we can directly measure from a black hole, will give us clues to understanding this fundamental relationship.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencecodex.com