Wu Chuan (Chinese: 吳泉), courtesy nameWu Ching-yuan (Chinese: 吳清源)[note 2] (June 12, 1914 – November 30, 2014), better known by the Japanese pronunciation of his courtesy name, Go Seigen (ご せいげん), was a Han Chinese master of the game of Go. He is considered by many players to have been the greatest Go player in the 20th century.
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