122WS notcher

    Keywords: Life & Death, Shape
[Diagram]

122WS

This is a critical notcher. Black can live by playing at the vital point a. If the two marked corners of the notch are empty, the same holds true. Anything weaker than this shape (shorter legs, a weak and an empty corner) is dead.


This is a copy of the living page "122WS notcher" at Sensei's Library.
(OC) 2005 the Authors, published under the OpenContent License V1.0.
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