sentences:  This was actually "more" than contemporary light bombers such as the Bristol Blenheim or Tupolev SB, and only slightly less than light bombers designed several years later, such as the A-20 Havoc, and the strikingly similar-appearing Martin Maryland and Baltimore.Speed was intended to be its primary defense, much like the later, unarmed, De Havilland Mosquito.So it had only three machine guns (again, an equivalent armament to contemporary light bombers).