Theory of Go, Ishi Press 1971, reprinted 2006 The Middle Game of Go or "Chubansen", Ishi Press, 1971, References External links http://senseis.xmp.net/?SakataEio http://gobase.org/information/players/?pp=Sakata%20Eio https://web.archive.org/web/20051217233318/http://www.andromeda.com/people/ddyer/age-summer-94/encounter.html http://www.xs4all.nl/~rongen17/Cho/Player/Sakata.html 1920 births 2010 deaths Japanese Go players Go (game) writers Deaths from aortic aneurysm Persons of Cultural Merit Recipients of the Medal with Purple Ribbon Recipients of the Order of the Sacred Treasure, 2nd class