PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • the released cargo is a liquefied poisonous or corrosive gas, such as chlorine, an extreme risk to life exists even at a considerable distance from the point of release.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tsb.gc.ca