PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are many such chemicals in the food we eat and the water we drink, including the residues of organophosphate pesticides, polychlorinated biphenyls (PCBs) and dioxins.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com