Xuanxuan Qijing Problem 244 / Attempts

[Diagram]

Black to play

After B3! White has three replies. (In practice, White should play W2 at c and make life himself)

[Diagram]

a above: short of liberties

[Diagram]

b above: short of liberties again

[Diagram]

c above: main line

B9! is the point.

[Diagram]

continued

B5 at black+circle, W6 recapture at W4. White can't win the capturing race with the Black corner.


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