PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Mining and quarrying used here in a broad sense encompassing extraction of minerals occuring naturally as solids, such as coal and ores, liquids, such as crude petroleum, or gases, such as natural gas.
http://www.w3.org/ns/prov#wasQuotedFrom
  • un.org