PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The beam splitter may be formed of a material, e.g., glass, plastic, crystal, or other suitable material, that has a coating which provides for differential reflection and transmission of plane polarized light depending on, based on or as a function of the direction of the plane of the plane polarized light, e.g., direction of the electric vector thereof.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com