Sunday Problem #5

Published 5 Jul 2020 by antti (last edited 3 Sep 2020)

tags: tsumego, sunday-problem

Black to play.

Solution

Black’s sacrifice technique with 3 and 5 is the key. This provides the two other black stones an extra liberty that allows Black to win a local capturing race with 7–11.

Comments (4)

Mikho wrote 4 years, 4 months ago:

Descent, connect, cut, atari, descent, atari, hane?

antti wrote 4 years, 4 months ago:

Your comment just made me realise that the Japanese would say ‘kakae’ rather than ‘atari’ in this case. Researching a bit, the difference seems to be that a stone getting kakae’d cannot avoid getting captured.

Mikho wrote 4 years, 4 months ago:

Cool! That's new info for me :)

antti wrote 4 years, 4 months ago:

Solution added.

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