#revolver__six-gun__sixgun__six-shooter__sixshooter  a pistol with a revolving cylinder (usually having six chambers for bullets)
  supertype:  pistol__handgun__side_arm__shooting_iron  a firearm that is held and fired with one hand
  subtype:  Colt  (trademark) a kind of revolver

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