PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Continuous tubulars have been used for various well treatment processes such as fracturing, acidizing, and gravel packing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com