PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • More preferred are homopolymers of poly(ethylene) and poly(propylene), and block and random copolymers thereof, especially polypropylene.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com