PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I just had a situation were a guy had a high Eff boiler piped about as bad as it gets, I gutted it, did primary secondary, spirovent in correct spot blah blah.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hvac-talk.com