PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fire and gas leaks whether controlled inside the retorts or converter or uncontrolled, constitute a potential hazard for the public.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fao.org