#battleship__battlewagon  large and heavily armoured warship
  supertype:  #warship__war_vessel__warvessel__combat_ship  a government ship that is available for waging war
  subtype:  #dreadnought__dreadnaught  battleship that has big guns all of the same caliber
  subtype:  #pocket_battleship  a small battleship built to conform with treaty limitations on tonnage and armament (from 1925 to 1930)

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