PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The diluting gas is not limited to helium, and other inert gases, such as argon and nitrogen, may also be used for this purpose.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com