About Hanezeki (2009; 2015)
Three White Groups That Give Atari
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The key difference is that White's Each of these three groups must get life, if White wants to avoid having to capture the But, simultaneously, she has to overcome Black's big territorial lead in the process. |
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There are two further important, and inter-related, aspects that are different in this problem: The two There is more than one |

-group, which gives atari to Black's hane-group (
), is split into three (

).
-group, and so saving the upper part of her
-group.

-chains share two liberties, and not one. This means that the hane-group (
-stones, without risk.
