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BeginnerExercise107

 

Beginner Exercise 107 / Solution
Sub-page of BeginnerExercise107

[Diagram]
Simple ko.

By playing 3 outside and not at a, White needs to win only one ko to kill the group. Furthermore, if White loses the ko, the loss is not as great compared when 3 was at a because one less stone has been sacrificed.





This is a copy of the living page "Beginner Exercise 107 / Solution" at Sensei's Library.
(OC) 2004 the Authors, published under the OpenContent License V1.0.