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.


214NN notcher last edited by 80.200.38.134 on July 30, 2003 - 15:40
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