PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are things you can do to get a problem fixed temporarily if it is a ring but not if it is a valve unless there was a carbon build up.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wakeworld.com