PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The electrolysis chambers are held together by a frame, which forms the outer wall of the electrolyser and may take a variety of shapes, e.g. polygonal such as square, rectangular, or circular.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com