PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • At present, there is no easily implements way to control the setting properties of such cements so as to be able to render them useful for well cementing uses.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com