PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Further drilling into the subterranean formation followed by cementing is continued until the production zone containing the natural resource such as oil or gas is reached.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au