PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • No vacuum enclosure with hermetic connectors is needed, because typical altitudes above earth for LEO (low-earth-orbit) and geostationary satellites, and other space vehicles, provide an adequate vacuum environment to achieve virtually zero windage losses.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com