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Answers

(No. 401: December 29, 2003)



Elementary level: Answer

Black 1 is crucial.
If White 2, Black lives with 3 and 5.
If White 2 at 3, Black lives with 2.

Elementary level: Answer

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Intermediate level: Answer

Black 1 is the vital point.
If White 2 and 4, Black wins the capturing race with 5.

Intermediate level: Answer



Intermediate level: Wrong Answer

Black 1 allows White the vital point 2.
If Black 3, White 4 creates a Ko.
If Black 3 at a, White lives with 4 in a Seki.

Intermediate level: Wrong Answer


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