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


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