PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The well interior 14 above the packer 6 is either blown dry and charged with an inert gas such as nitrogen or carbon dioxide, or is filled with corrosion inhibited water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com