Yu Ch'ang-hyeok
Yoo Changhyuk 9-dan was one of Korea's top players, and probably one of the strongest in the world.
Yu was born on 25 April 1966 and is South Korean. It is said that he is mainly self-taught and never had a proper master (like Yi or Cho). He became a 1-dan professional in 1984, was promoted to 9-dan in 1996, and has won numerous international titles including the Ing Cup, LG Cup, Chunlan Cup, Samsung Cup, and Fujitsu Cup (twice).
Member in 2009 of the Team Yeongnam Ilbo, winner of the Korean Baduk League. Yoo won the last game of the League.
His style is to play for influence, his strength in the conversion of attacking positions into advantage in the endgame.
As of 2011-10-03, Yoo played in his career 1747 games, winning 1141 of them, losing 604 (2 jigo).
Titles
- 1986: 2nd Sinwang? (d. 2-0 Im Seon-keun)
- 1988: 6th Daewang (d. 3-1 Cho Hunhyun)
- 1990: 2nd Kiseong (d. 4-1 Cho Hunhyun)
- 1992: 26th Wangwi (d. 4-3 Lee Changho)
- 1993: 6th Fujitsu (d. 1-0 Cho Hunhyun)
- 1993: 27th Wangwi (d. 4-2 Cho Hunhyun)
- 1994: 11th Bacchus? (d. 3-1 Choi Kyubyeong?)
- 1994: 28th Wangwi (d. 4-2 Lee Changho)
- 1995: 14th KBS (d. 2-0 Lee Changho)
- 1995: 29th Wangwi (d. 4-3 Cho Hunhyun)
- 1996: 1th LG Refined Oils (d. 3-2 Cho Hunhyun)
- 1996: 3rd Ing (d. 3-1 Yoda Norimoto)
- 1996: 4th SBS Cup (d. 2-0 Cho Hunhyun)
- 1997: 5th SBS Cup (d. 2-1 Lee Changho)
- 1998: 6th Paedal Wang (d. 3-2 Lee Changho)
- 1999: 12nd Fujitsu (d. 1-0 Ma Xiaochun)
- 1999: 7th Paedal Wang (d. 3-0 Cho Hunhyun)
- 2000: 5th Samsung Cup (d. 3-1 Yamada Kimio)
- 2001: 2nd Maxim Cup (d. 2-1 Yang Jaeho)
- 2001: 3rd Chunlan (d. 2-1 O Rissei)
- 2002: 3rd Maxim Cup (d. 2-0 Kim Ilhwan)
- 2002: 6th LG Cup (d. 3-2 Cho Hunhyun)
- 2003: 2nd KT Cup? (d. 2-1 Lee Sedol)
- 2003: 37th Paewang (d. 3-0 Lee Changho)
External links
His web-site (in Korean)
Article: Yoo and his Go School
Android Software
Yoo Changhyuk has a series of 1,800 life and death problems, split into three difficulty levels, for the Android. (further details and link to the applications on the Android page).