PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A fluorescent lamp is an electrical discharge device filled with a gas produced by vaporizing droplets of mercury within a closed tube.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com