PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The heating is preferably conducted under non-oxidizing or inert gas such as argon or vacuum, or in the presence of a reducing atmosphere.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com