PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Examples of homopolymers include polyolefins such as polyethylene, polypropylene, poly-1-butene, etc., polyvinylchloride, polyacrylate, substituted polyacrylate, polymethacrylate, polymethylmethacrylate, copolymers and mixtures of these materials, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com