PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The lowermost (innermost) element is the thin, generally rectangularly shaped back reflector panel 74 upon the interior surface of which one or more thin film layers of highly reflective material, such as aluminum or silver, and a light transparent material having a low index of refraction, are deposited.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com