官渡之战 (官渡之戰) guāndù zhī zhàn

guāndù zhī zhàn proper noun battle of Guandu
Domain: History 历史 , Subdomain: China
Notes: Of 199 that established Cao Cao's 曹操 domination over north China, at Guandu, near modern 许昌 in north Henan (CC-CEDICT '官渡之戰')