#machine_gun__machinegun  a rapidly firing automatic gun (often mounted)
  supertype:  #firearm__piece__small-arm__smallarm  a portable gun; "he wore his firearm in a shoulder holster"
  subtype:  #automatic_rifle  #Browning_machine_gun  #Gatling_gun  #Maxim_gun  #Spandau  #submachine_gun
  part:  #gunstock__stock  the handle of a handgun or the butt end of a rifle or shotgun or part of the support of a machine gun or artillery gun; "the rifle had been fitted with a special stock"

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