214NN notcher

    Keywords: Life & Death
[Diagram]

214NN: alive

This is a critical notcher. Black lives, but anything weaker than this shape is unsettled. There is no interesting White attack to refute here, so let's rather have a look at a shape only slightly weaker: the 214NW notcher.


This is a copy of the living page "214NN notcher" at Sensei's Library.
(OC) 2005 the Authors, published under the OpenContent License V1.0.
[Welcome to Sensei's Library!]
StartingPoints
ReferenceSection
About