Complex sentence: Powles 1928, pp.110--112 The regiment then moved forward downhill towards Abd, but were faced with heavy Turkish artillery fire, which by 10:30 had stopped the 1st and 2nd Light Horse Brigades to their left.
Split into simpler sentences: Powles 1928, pp.110--112 The regiment then moved forward downhill towards Abd, but were faced with heavy Turkish Artillery fire. Which by 10:30 had stopped the 1st and 2nd Light Horse Brigades to their left.