 Complete the following phrase:  After breaking through the Gaza positions, the EEF pressed on to Jerusalem in appalling weather. The city was to be captured by XX Corps after a rapid advance by a flying column known as Motts Detachment that included 53rd W Division. The batteries of CCLXV and CCLXVI Bdes moved up in bounds, covering the flanks of the advance. At 07.00 on 7 December, as the preliminary attacks began, a few ranging shots by C Bty of CCLXV Bde scattered a body of enemy cavalry at Sherife, a position that would have been troublesome if the Turks had held it. 