PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The other issue really is just materials: there are a variety of plastics that can be done at the moment, but when it gets to metals, not all that much.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thestandard.org.nz