#truck__motortruck  an automotive vehicle suitable for hauling
  supertype:  #motor_vehicle__motorvehicle__automotive_vehicle  a self-propelled wheeled vehicle that does not run on rails
  subtype:  #dump_truck  #fire_engine  #garbage_truck  #camion  #pickup_truck  #sound_truck  #tow_truck  #tractor.truck  #trailer_truck  #transporter.truck  #van
  part:  #bumper  a mechanical device consisting of bars at either end of vehicle absorb shock and prevent damage
     part:  #bumper_guard  vertical bars attached to a bumper to prevent locking bumpers with another vehicle
  part:  #roof.protective_cover  protective covering on top of a motor vehicle
  part:  #tailgate__tailboard  a gate at the rear of a vehicle; can be lowered for loading

No statement uses or specializes #truck; click here to add one.