Complex sentence: It was powered by a Bristol Perseus radial engine driving a three-bladed propeller, and used the same Boulton Paul power operated gun turret as the Defiant, with four.303 in (7.7 mm) Browning machine guns.
Split into simpler sentences: It was powered by a Bristol Perseus radial engine driving a three-bladed propeller. It used the same Boulton Paul power operated gun turret as the Defiant, with four.303 in (7.7 mm) Browning machine guns.