Ch'ŏk Chun-gyŏng Yi Cha-gyŏm Injong of Goryeo Incheon Lee clan Song In Yi Ŭi-min Akatek language Sang-sup Lee Choe Cheok jeon Kʼinich Yoʼnal Ahk I May Be'ati (exclosure) Piedras Negras (Maya site) Korean sword Damnatio memoriae Caracal Military of Goryeo History of Sino–Korean relations Tigray Region Dogu'a Tembien Maya civilization Chi (unit) Sunjong of Korea Korean count word Korean units of measurement