PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Crude oil and other materials are used to make variuos kinds of plastic and polymers, including polyuretane (PU), thermoplastic polyuretane (TBU), butyl and silicon.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wordpress.com