Gokyo Seimyo Volume 3 Problem 12 / Attempts

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Vital point?

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Black failure

 If black answers this way, black collapses
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small life for white

This seems to be the best for both sides, a small life for white in the corner

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However...

Black can connect with 1, his damezumari is eliminated, and white gets dies. Therefore...

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Correct order.

White must throw in with 1 first, before playing the vital point of 3.

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Black death

Countering at 1 fails for black

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Black loses three stones

Assuming black cannot fight the ko for everything in corner after the 1/2 exchange, if black plays one they will lose three stones since they cannot connect after the sequence to 6.

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White must be careful

If white 2 here black can kill white with 3. White is the one in damezumari here, unable to atari from either side.

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Correct sequence

This is the best sequence for both, white secures a small life in the corner in gote.

tapir: i tried this a while ago but didn't achieve any publishable result... isn't there always a ko possibility (against 7-2 cut) to reckon with? sure it is flower viewing for white, but it shouldn't be dismissed without mentioning.

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Black's response

shevious: For White W2, Black's B3 will kill entire White.
White's correct response for Black B1 is a.



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