XuanxuanQijingProblem128/Attempts

[Diagram]
Reducing eye space  

This doesn't work. B2, B4 and a are candidates for vital point

[Diagram]
Reducing eye space (2)  

This doesn't work either. W1 and B2 are being reversed. B4 still stands as a vital point. So ...

[Diagram]
Playing the vital point  
[Diagram]
Playing the vital point (ctd)  

Black makes seki.

[Diagram]
Playing the vital point (2)  
[Diagram]
Main line - W7 at white+circle  

It's under the stones

[Diagram]
Variation - B4 at black+circle  

XuanxuanQijingProblem128/Attempts last edited by Dieter on September 23, 2020 - 17:57
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