PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A number of compressor and blower types have been used as superchargers, including Roots blowers, sliding vane compressors, screw compressors, rotary piston pumps, spiral-type superchargers, variable displacement piston superchargers, and centrifugal compressors.
http://www.w3.org/ns/prov#wasQuotedFrom
  • dieselnet.com