PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • POPs include some of the most hazardous chemicals ever created, such as PCBs and dioxins and furans.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unep.org