PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Certain chemicals if released untreated, e.g. cyanides, mercury and polychlorinated biphenyls are highly toxic and exposure can lead to disease or death.
http://www.w3.org/ns/prov#wasQuotedFrom
  • novaspecialtyhospitals.com