Gokyo Shumyo, Section 1, Problem 20b

  Difficulty: Advanced   Keywords: Life & Death, Problem
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This problem is derived from Gokyo Shumyo, Section 1, Problem 20. It is another variation of the long L-group. If Black plays first, he's alive. If White plays first, what can she expect ?

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This is a copy of the living page "Gokyo Shumyo, Section 1, Problem 20b" at Sensei's Library.
(OC) 2012 the Authors, published under the OpenContent License V1.0.
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