Tsumego From Games 11 / Solution

Sub-page of TsumegoFromGames11
[Diagram]

White W1 is better. The reason: Black a does not threaten to kill:

[Diagram]

If W2 is elsewhere and Black captures with B3 ...

[Diagram]

... White recaptures by playing under the stones.


[Diagram]

If White plays here instead of the correct answer, B2 threatens to kill because now there is not enough room under the stones. That means that B2 is a bigger ko threat than when White plays at a instead of W1.


For some confused commentary, see /Discussion.


This is a copy of the living page "Tsumego From Games 11 / Solution" at Sensei's Library.
(OC) 2009 the Authors, published under the OpenContent License V1.0.
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