Kyu Exercise 57 / Solution

Sub-page of KyuExercise57

Status: Black can kill. White can make a direct ko which she takes first.

Black first

[Diagram]

Black kills

Black kills with B1.



White first

[Diagram]

White makes ko (5 at 1)

If white had just one outside liberty, she could squeeze with W5 at a (connect-and-die). But as it is, there is only ko.

[Diagram]

Inferior

W1 here is inferior. Although there is still a ko, B4 takes the ko first.

thanatos13: 5 at a makes white live, doesn't it? W5 at a is self-atari.


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