GoBase.org - Go Games, Go Information and Go Study Tools ... General information; kanji [No promotion information available] also found as: Seo Neung-uk

Pak Sang-ton, 6 dan: Yun Seong-hyeon 18.5: Yun Seong-hyeon, 3 dan: Choi Myung-hun, 2 dan: Seo Nungook R : Seo Nungook, 9 dan: Im Seon-kun, 7 dan: Im Seon-kun

12th : 1992 : Cho Hunhyun: Yoo Changhyuk 2-0: 11th : 1991 : Lee Changho: Cho Hunhyun 2-1: 9th : 1989 : Cho Hunhyun: Seo Nungook 2-1: 7th : 1987 : Cho Hunhyun: Seo Bongsoo 2-0

12th : 1992 : Cho Hunhyun: Yoo Changhyuk 2-0: 11th : 1991 : Lee Changho: Cho Hunhyun 2-1: 9th : 1989 : Cho Hunhyun: Seo Nungook 2-1: 7th : 1987 : Cho Hunhyun: Seo Bongsoo 2-0

Yoo Changhyuk: Choi Myunghun: Yoo Changhyuk: Kang Hun: Seo Nungook