PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The oxygen supply can be restricted by reducing the aeration, limiting the stirring, and/or introducing a gas which has a reduced partial pressure of oxygen by mixing in an inert gas, such as nitrogen or carbon dioxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com