PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This process is used mostly for aluminium, magnesium, and copper alloys and gray iron because of their generally lower melting points.
http://www.w3.org/ns/prov#wasQuotedFrom
  • niir.org