PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The capping layer 24 may prevent the optical data layer from exposure to environmental elements, such as air, oxygen, moisture, which may react with the optical data layer and cause any undesired changes, such as oxidation of the optical data layer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com