#race_car__racer__racing_car  a fast car that competes in races
  exclusion:  loaner  pace_car  stock_car.car  sports_car  sport_utility_vehicle
  supertype:  car_with_a_role (pm)
  subtype:  stock_car  a racing car with the basic chassis of a commercially available car
  part:  cockpit.seat  seat where the driver sits while driving a racing car

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