PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This allows the user to easily remove and replace spent cartridges, bottles or other devices that serve as reservoirs for containing fragrance oils, with the oils being communicated from the reservoir to the ambient environment with or without a porous wick, or gel cartridges which, when mounted, expose a gel impregnated with fragrance to the ambient environment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com