PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A nonreflective coating based on the interference of equal inclination is well known in the art, and such a nonreflective coating is applied to optical elements such as lenses (hereinafter referred to as optical substrates" or simply "substrates" when applicable).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com