PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Typically, loadlocks are quite dirty, mainly because of gate valves that seal to pump down or vent the loadlock.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com