Xuanxuan Qijing Problem 338 / Solution

Solution

[Diagram]
Solution  

W1 kills.

After W1, the black group has only 1 gote eye on the left and 1 gote eye on the right.

White will be able to destroy one of them.



Left eye

[Diagram]
(B2 at somewhere on the right)  

White can make the left eye false.

[Diagram]
 

Black can't secure the left eye in sente.



Right eye

[Diagram]
(B2 is somewhere on the left)  

The two black+circle are captured; White can destroy the right eye.

[Diagram]
 

Black can't secure the right eye in sente.




Failure

[Diagram]
(W1 not at B2)  

B2 might not be the best move in every case, but B2 secures 2 eyes.


Xuanxuan Qijing Problem 338 / Solution last edited by Unkx80 on July 5, 2008 - 21:49
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