PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • such as pulsars and quasars, radio telescopes are able to image most astronomical objects such as galaxies, nebulae, and even radio emissions
http://www.w3.org/ns/prov#wasQuotedFrom
  • abovetopsecret.com