PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ses, for example, a recovery unit 4 including a vacuum pump for recovering the purge gas containing impurities, an accumulating unit 6 for accumulating the high purity purge gas,
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com