PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When characterized as a method, the present invention is a method of casing a wellbore, which includes a number of method steps.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com