PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The mirror 102 generally contains a reflective surface 102A and a mirror base 102B. The reflective surface 102A is generally formed by depositing a metal layer, such as aluminum or other suitable material, on the mirror base 102B. The mirror 102 is attached to the base 103 by a flexible member 107.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com