PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, recoverable gas resources, i.e. volumes that analysts are confident will be discovered or technology developed to produce them, are much larger, with recoverable conventional resources estimated at around 440 tcm.
http://www.w3.org/ns/prov#wasQuotedFrom
  • iea.org