PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, Tg can also be adjusted by introducing a thermoplastic into a copolymer, such as polystyrene.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com