Complex sentence: Peters and Buist, p.55 By 1944 a headquarters or support company was added to the battalion, comprising five platoons: motor transport, signals, mortar, machine-gun and anti-tank.
Split into simpler sentences: Peters and Buist, p.55 By 1944 a headquarters or support company was added to the battalion. It comprised five platoons: motor transport, signals, mortar, machine-gun and anti-tank.