PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, when there is some tolerance in the heat-radiating ability to maintain stable operation of the chips 10, it is possible to employ a gas such as hydrogen, carbon dioxide or nitrogen, or to employ a gaseous mixture consisting of two or more of the above-mentioned gases including helium.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com