PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Preferably, the first reservoir 26 is made of a metallic material such as aluminum or stainless steel preferably the same material as the compressor 16.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com