#car_wheel__carwheel  a wheel that has a tire and rim and hubcap; used to propel the car
  supertype:  wheel  a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)
  part:  hub  hubcap  pneumatic_tire
  part of:  motor_vehicle
  subtype:  fifth_wheel.car_wheel__spare  an extra car wheel and tire

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