PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Administering government revenues from the extraction of nonrenewable natural resources such as oil, gas, coal and other minerals presents special difficulties.
http://www.w3.org/ns/prov#wasQuotedFrom
  • imf.org