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Answers

(No. 389: October 6, 2003)



Elementary level: Answer

Black 1 is crucial to get a Ko with the moves to 7.
If White 2 at 4, Black 5 also gets the same Ko.

Elementary level: Answer

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Intermediate level: Answer

Black 1 is crucial.
If White 2, Black kills White with 3 to 7.
If White 2 at 5, Black 2 kills White.
If White 4 at 5, Black 4 kills White.
White is short of liberties.

Intermediate level: Answer



Intermediate level: Wrong Answer

Black 1 lets White live with White 2.
If Black 3, White lives with 4 and 6.
If Black 3 at 5, White lives with 3.

Intermediate level: Wrong Answer


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