215WWNotcher

    Keywords: Tactics

The 215WW notcher is unsettled.

[Diagram]

Basic position

If B plays first:

[Diagram]

black lives

Black lives easily. This is the 125SW Notcher, for reference.

If W plays first:

[Diagram]

W kills

White has a double atari that reduces this to 6 on the second line, which is dead (see Six Die But Eight Live).


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(OC) 2012 the Authors, published under the OpenContent License V1.0.
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