PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, when the features comprise a hard mask material, such as amorphous carbon (also referred to as an advanced patterning film, or ???APF???), tungsten, silicon nitride and/or silicon oxynitride, or other materials, the spacers may be formed from silicon oxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com