#driving_wheel__drivingwheel  a wheel that drives a motor vehicle (transforms torque into a tractive force)
  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 of:  #drive_line_system__drive_line__driveline  mechanism that transmits power from the engine to the driving wheels of a motor vehicle
     part of:  #motor_vehicle__motorvehicle__automotive_vehicle  a self-propelled wheeled vehicle that does not run on rails

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