Complex sentence: The 46th (S. Saskatchewan) and 47th (Br. Columbia) battalions of the 10th Canadian Brigade, with a company of the 102nd Battalion of the 11th Canadian Brigade, crept close to the German line before the barrage began.
Split into simpler sentences: The 46th (S. Saskatchewan) and 47th (Br. Columbia) battalions of the 10th Canadian Brigade, with a company of the 102nd Battalion of the 11th Canadian Brigade. The Canadians crept close to the German line before the barrage began.