Sensei's Library is a collaborative web site about and around the game of Go (also called Igo, Weiqi, or Baduk). It is a repository, a discussion medium, it is the pot of Go(ld) at the end of the rainbow! SL is whatever you make of it.

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• Like doing go problems? Try some of our problems and exercises
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Article of the Month: Archive - Upcoming - Nominations - About

Article of the Week	October 18 - 24, 2021
Bill Spight's ELF Positional Judgment Exercises In 2019, Bill Spight posted a number of positions on L19, where ELF found one player to be leading by a winning probability around 90%. The L19 forum members could cast their votes which player it was, to see if AI's judgment of an unbalanced game would be seconded by human amateur intuition. 28 positions were selected, with solutions given for the first 20.
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