Kanazawa Problem 91 / Solution

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[Diagram]

Solution.

The sequence of White 1, 3 and 5 is important. After White 9, Black suffering from a shortage of liberties, is unable to atari at a.

[Diagram]

Failure.

If White reverses the order of the moves 1, 3 and 5, Black will capture wo white stones with 6. Even when White captures a stone at 7 and 9, it is still insufficient for White to live.


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