KAT Systems Cup

The KAT Systems Cup was an international Go tournament that drew professional players from multiple countries. International open tournaments have been essential to the globalization of professional Go, creating competitive encounters between players from different national traditions and playing styles. The tournament contributed to the growing international calendar that has expanded steadily since the first world championship events launched in the late 1980s.

Country International Type Open Format Knockout Cycle 1y Komi 6.5 Editions 2

2003

Champion: Yi Sang-hun Sr. · Runner-up: Hong Seong-chi

Final 3 games

May 28 Hong Seong-chi W+R Yi Sang-hun Sr. May 28 Yun Junsang B+R Han Sang-yeol May 28 Pak Yeong-hun B+R Lee Changho

Semi-final 10 games

Apr 1 Yun Junsang B+2.5 An Cho-yeong Apr 8 Pak Yeong-hun B+R Seo Pong-su Apr 8 Yi Sang-hun Sr. W+4.5 Pak Chin-sol Apr 8 An Yeong-kil B+12.5 Yu Chae-seong Apr 23 Han Sang-yeol W+5.5 Kong Pyeong-chu Apr 23 Lee Sedol B+R Hong Chang-sik Apr 23 Cho Hunhyun W+R Lee Changho May 6 Hyeon Mi-chin W+R Ryu Chae-hyeong May 6 Kim Myeong-wan W+R Song T'ae-kon May 14 Paek Hong-seok W+R Hong Seong-chi

Round 2 14 games

Feb 12 An Cho-yeong B+13.5 Kim Chong-chun Feb 19 Choi Cheolhan B+R An Yeong-kil Feb 24 Ryu Chae-hyeong B+R Rui Naiwei Feb 24 Kang Dongyun W+R Yi Sang-hun Sr. Feb 24 Seo Pong-su B+5.5 Kim Il-hwan Mar 3 Pak Yeong-hun B+R Chang Su-yeong Mar 10 Lee Sedol B+R Kim Yeong-sam Mar 10 Cho Han-seung B+R Paek Hong-seok Mar 10 Yun Seong-hyeon B+R Han Sang-yeol Mar 17 Hong Chang-sik B+R Heo Chang-heui Mar 17 Cheong Tae-sang W+R Kim Myeong-wan Mar 17 Yu Ch'ang-hyeok W+5.5 Cho Hunhyun Apr 1 Cho Tae-hyeon W+12.5 Lee Changho Apr 1 Kim Tong-myeon W+18.5 Hong Seong-chi

Round 1 16 games

Jan 7 Ha Ch'an-seok W+R Kim Il-hwan Jan 7 Choi Cheolhan B+R Paek Tae-hyeon Jan 7 Pak Sang-ton W+0.5 Kim Chong-chun Jan 14 Hong Chang-sik B+R Pae Yun-chin Jan 14 Hong Min-p'yo B+T Han Sang-yeol Jan 14 Seo Neung-uk W+7.5 Lee Changho Jan 24 Yi Chae-ung W+R Hong Seong-chi Jan 24 Kim Chong-su W+R Rui Naiwei Jan 24 Pak Pyeong-kyu W+R Yun Hyeon-seok Jan 28 Kim Ki-heon W+R Jiang Zhujiu Jan 28 Chang Su-yeong B+R Yang Chae-ho Feb 4 Paek Hong-seok B+R Cho Hye-yeon Feb 4 Kim Hyo-kon W+R Lee Sedol Feb 12 Kim Myeong-wan B+7.5 Kim Kwang-sik Feb 12 Cho Hunhyun W+0.5 Ch'oe Myeong-hun Feb 19 Song T'ae-kon B+R Kim Teok-kyu