123NS Notcher

    Keywords: Life & Death
[Diagram]

123NS

This shape is unsettled:

  • White can play at a to kill.
  • Black can live by playing at a or b.

This is a copy of the living page "123NS Notcher" at Sensei's Library.
(OC) 2023 the Authors, published under the OpenContent License V1.0.
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