124WS notcher
Keywords: Life & Death, Shape
This is a critical notcher. Black is alive. Anything weaker is unsettled though. If both corners of the notch are empty, the shape is alive too. To prove the statements: if White starts at the vital point a ...
...
catches White in a connect and die. The exchange of
-
is futile. Black does not get shortage of liberties.
![[Diagram]](../../diagrams/3/e2264983f8b7edc1a58304ad7ce41174.png)
![[Diagram]](../../diagrams/41/e0debad93f359b900a8b987e949b6b8c.png)
2024 the Authors,
published under the ![Sensei's Library [Welcome to Sensei's Library!]](../../images/stone-hello.png)