Complex sentence: A 6 pounder anti-tank gun mounted on a Bedford QLT 3-ton lorry or Austin K5 3ton lorry both of which had a special frame only body carrying the gun, crew, ammunition and the rarely used side shields.
Split into simpler sentences: A 6 pounder anti-tank gun mounted on a Bedford QLT 3-ton lorry or Austin K5 3 ton lorry. Both of which had a special frame only body carrying the gun, crew, ammunition and the rarely used side shields.