Ebu Ishak Ibn Ibrahim
After division of Karahanli Khanaate into two, Ibn Mohammed ben Nasr, first great khan of Western Karahanli Khanaate settled in Ozkent and probably died in the years of 1052-53. His successor brother, Ebu Ishak Ibn Ibrahim did not go to Ozkent and stayed in Samarkand, which became capital city of Western Karahanli Khanaate.