 Kress von Kressenstein 's Fourth Army was made up of the 3rd ( Anatolian ) Infantry Division 's three regiments , the 31st , 32nd and 39th Infantry Regiments , totalling 16 @,@ 000 men , of whom 11 @,@ 000 to 11 @,@ <unk> were combatants , Arab ancillary forces ; and one regiment of the Camel Corps . Estimates of their arms range from 3 @,@ 293 to 12 @,@ 000 rifles , 38 to 56 machine guns , and two to five anti @-@ aircraft gun sections ; they also fielded four heavy artillery and mountain gun batteries ( 30 artillery pieces ) and the Pasha I formation . Nearly 5 @,@ 000 camels and 1 @,@ 750 horses accompanied the advance . 
