#railroad_car__car__railcar__railway_car__railwaycar  a wheeled vehicle adapted to the rails of railroad; "three cars had jumped the rails"
  supertype:  #wheeled_vehicle  a vehicle that moves on wheels and usually has a container for transporting things or people
  subtype:  #baggage_car  #cabin_car  #club_car  #freight_car  #handcar  #mail_car  #passenger_car  #slip_coach  #tender
  member of:  #railroad_train
  part:  #suspension_system__suspension  a mechanical system of springs or shock absorbers connecting the wheels and axles to the chassis of a wheeled vehicle
     part:  #shock_absorber__shockabsorber__shock__cushion  a mechanical damper; absorbs energy of sudden impulses

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