PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The boiler, in our case, got its from the sawdust and other waste coming out of the machine room???.
http://www.w3.org/ns/prov#wasQuotedFrom
  • futurelab.net