GokyoShumyoSection3Problem90/Solution

[Diagram]

Solution

A tricky problem. W2 is the clever defense to secure a ko for life. W8 at 'a' is a mistake because...

[Diagram]

Variation

...White can't play at 'b' nor 'c'. Black will play at 'b' next and kill with a 5-point nakade. Then, what happens if W4 at B5?

[Diagram]

Further Variation

White can't defend at 'd' for shortage of liberties.


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