Complex sentence: Powles 1922, p.3 The establishment was fixed at twenty-six officers and 523 other ranks, who were mounted on 528 riding horses, seventy-four draught horses and six pack horses.
Split into simpler sentences: Powles 1922, p.3 The establishment being fixed at twenty-six officers and 523 other ranks. Mounted on 528 riding horses, seventy-four draught horses and six pack horses.