"Second Turkic Khaganate" . . "Battle of Bolchu" . . "Oghuz" . "Syr-Tardush" . . "20,000" . "Battle of Bolchu" . "Bolchu" . . . . "clashed" . . . "G\u00F6kt\u00FCrk victory" . . . "100,000 (?)" . . . . . "T\u00FCrgesh Khaganate" . . . "Turgesh" .