PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Once connected, and the water is turned on, and your trailers black water valve is open, you can open and close the adapter's gate valve over and over and over until something positive takes place, without having to do any work other than to watch for results.
http://www.w3.org/ns/prov#wasQuotedFrom
  • rv.net