PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A working gas, typically including xenon, is disposed and sealed between the two opposing panels 1342 and 1344.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com