The pursuit Motion by the Anzac Mounted Division , which ended Process_end at Bir el Abd on 12 August , began Process_start the Sinai and Palestine Campaign Military_operation .

The pursuit Motion ended Process_end on 12 August , when the German and Ottoman force Military_operation abandoned GiveUp their base at Bir el Abd and retreated Motion to El Arish .

The attack Attack by the Anzac Mounted Division took place Process_start against an entrenched Ottoman Army garrison to the south and east of Bir Lahfan in the Sinai desert , some inland from the Mediterranean coast .

In August 1916 , a combined Cause_to_amalgamate Ottoman and German Empire army had been forced to retreat Escaping to Bir el Abd , after the British victory in the Battle Hostile_encounter of Romani .