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TsumegoFromGames27

 

Tsumego From Games 27 Solution
   

Solution

[Diagram]
Reason

The reason is because Black can create a ko with B1 and B3, causing a shortage of liberties and threatening to capture the three White stones.

Note that this is a direct ko, Black will connect at a if he wins the ko.



Failure

[Diagram]
Wrong

The order of moves is important here. Playing the diagonal at B1 first is wrong. After W6, Black suffers from shortage of liberties instead.



This is a copy of the living page "Tsumego From Games 27 Solution" at Sensei's Library.
(OC) 2004 the Authors, published under the OpenContent License V1.0.