Complex sentence: In the Western Desert Force (now XIII Corps), the 6th Australian Division was fully equipped and had lost few casualties, but the 7th Armoured Division had been operating for eight months, had worn out its mechanical equipment and was withdrawn to refit.
Split into simpler sentences: In the Western Desert Force (now XIII Corps), the 6th Australian Division was fully equipped and had few losses to replace. The 7th Armoured Division had been operating for eight months, had worn out its mechanical equipment and was withdrawn to refit.