PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The barrier layer is a layer of chromium-oxygen-nitrogen, aluminum-oxygen-nitrogen, or titanium-oxygen-nitrogen.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freshpatents.com