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Answers No.528 |
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June 5, 2006 |
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| Elementary level | Intermediate level |
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Elementary level |
Answer
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Black 1 is crucial to get a Ko (one-move
approach Ko for Black).
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Wrong Answer

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connects under |
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Black 1 is wrong.
With White 2 and 4, Black loses the race.
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Intermediate level |
Answer
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Black 1 and 3 are crucial.
After white 4, Black gets a Ko with 5.
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Wrong Answer
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Black 3 lets White live with 4 to 8.
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