PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This invention relates to lasers and more particularly to lasers such as excimer lasers which operate more efficiently than lasers of the prior art.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com