XuanxuanQijingProblem288/Solution

[Diagram]
Solution: Ko  
[Diagram]
Compromising defense 1  

Black is killed (though B4 at a can make a small life by sacrificing the vital stones).

[Diagram]
Compromising defense 2  

Similar result.


XuanxuanQijingProblem288/Solution last edited by 2400:4050:95c3:2b00 on February 10, 2023 - 03:41
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