 Then moving, in October, for training prior to operations during The Third Battle of The Somme in the Battle of Ancre Heights, and at the Battle of Ancre, into November 1916, it conducted four tours, at Regina Trench and into Desire, Sugar, and Switch Trenches.In December 1916, it was to move to the Arras sector, finding itself at Vimy, first as 4th Division Reserve before engagements in January / February 1917, with tours in and out on four or five day rotations.After time, also as 12th Bde Reserve, it participated in the March Raid on the 1st and followed up with two tours in The Zouave Valley.