PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These include heavy metals such as mercury, cadmium and lead, persistent organic pollutants (POPs) such as PCB, dioxins, pharmaceutical drugs and other toxins.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drsaulmarcus.com