PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The planar light source generally comprises a light source, such as a fluorescent lamp or a light emitting diode (LED), and a light guide plate that converts a light flux into a planar light flux for illuminating the liquid crystal panel.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com