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Beginner Exercise 111 Solution
Difficulty: Beginner
Keywords: Problem
White first
White 1 will simply kill Black by a squared four.
If White 1, then Black 2 lives with bent four.
After Black 2 atari, White found that playing at a is suicide, so it is not possible to almost fill the eye space into a bulky five. Black first
Black first will play 1 and 3. This results as the same diagram as White's first failure diagram, which Black lives. If White 2 is played at 3, then Black can even play tenuki.
If Black atari at 1, then White 2 kills Black in a bulky five. ConclusionThis group is unsettled. If White first, the group is killed; if Black first, the group lives. This is a copy of the living page "Beginner Exercise 111 Solution" at Sensei's Library. ![]() |