PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cadmium and its compounds are highly toxic and exposure to this metal is known to cause cancer and other illnesses.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tradearabia.com