"Chi-san Sŏ" . "Sŏ"@en . . "Chi-san" . "서 근석" . . "서근석" . "Chisan" . "Chisan Sŏ" . "서 근석" . "서근석" . "Kŭn-sŏk Sŏ"@en . "Kŭn-sŏk"@en . "서 근석" . "서근석" . . . .