 
 <prompt> "Who run comot with support from X Corps? Based on di last question, write small tori wey contain di answer. E fit be 1 - 20 sentences. Context:" <response>: On 25 November for Korean western front, PVA 13th Army Group attack and scatter ROK II Corps for Battle of the Ch'ongch'on River, and then finish US 2nd Infantry Division for UN forces' right side. UN Command run; U.S. Eighth Army's run (the longest for US Army history) na because of Turkish Brigade's successful, but e cost well well, back-guard delaying action near Kunuri wey slow down PVA attack for two days (27–29 November). On 27 November for Korean eastern front, U.S. 7th Infantry Division Regimental Combat Team (3,000 soldiers) and U.S. 1st Marine Division (12,000–15,000 marines) no dey ready for PVA 9th Army Group's three-pronged encirclement tactics for Battle of Chosin Reservoir, but dem manage escape under Air Force and X Corps support fire—even though dem get about 15,000 total casualties. 