Beginner Exercise 111 / Solution

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White first

White first  

White 1 will simply kill Black by a squared four.

White failure 1  

If White 1, then Black 2 lives with bent four.

White failure 2  

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  

Black first will play 1 and 3. This results in the same diagram as White's second failure diagram, in which Black lives.

If White 2 is played at 3, then Black can even play tenuki.

Black failure 1  

If Black atari at 1, then White 2 kills Black in a bulky five.


This group is unsettled. If White first, the group is killed; if Black first, the group lives.

Beginner Exercise 111 / Solution last edited by P7A77 on February 1, 2005 - 22:47
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