Original sentence: In WWI, the class's AA armament was increased with the fitting of a single 3 inch (76 mm) gun.The RAN ships were known as the Sydney class, after the first RAN ship of the class, HMAS Sydney.The Town class was a class of light cruisers built for the Royal Navy (RN) and Royal Australian Navy (RAN).Their anti-air warfare weaponry (AAW) consisted of four 3 pounder guns and four Maxim machine guns.Their main armament was relatively light, with just two 6 inch (152 mm) single guns located fore and aft of the class.Their secondary armament was more potent, with ten 4 inch (102 mm) guns in single turrets.These vessels were long-range cruisers, suitable for patrolling the vast expanse covered by the British Empire.They were 453 feet (138 m) long and had a full load displacement of 5,300 tons
Edited sentence: In WWI, the class's AA armament was increased with the fitting of a single 3 in (76 mm) gun.The RAN ships were known as the Sydney class.The Town class was a class of light cruisers built for the Royal Navy (RN) and Royal Australian Navy (RAN) and were good long-range cruisers, perfect for the vast Empire that the RN had to patrol.Their anti-air warfare weaponry (AAW) consisted of four 3 pounder guns and four Maxim machine guns.Their main armament was relatively light, with just two 6 in (152 mm) single guns located fore and aft of the class.Their secondary armament was more potent, with ten 4 inch (102 mm) guns in single turrets.They were 453 feet (138 m) long and had a full load displacement of 5,300 tons