PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • During the chemical warfare, dioxin -- which has been linked to cancer, birth defects and other disabilities -- contaminated soils and waterways and it has persisted in the environment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • onearth.org