PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • BPA is an industrial chemical that???s been used in hard plastic products and in the linings of metal and aluminum cans since the 1960s.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wqad.com