PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Data extracted from analyses of these meteorites suggest the Earth is roughly 4.5 billion years old.5.
http://www.w3.org/ns/prov#wasQuotedFrom
  • physicscentral.com