Gokyo Shumyo, Section 1, Problem 72 / Solution

Main line: HashimotoUtaro
Variations: unkx80, Dieter

[Diagram]
Main line  
[Diagram]
Continuation  

White lives in seki because Black can at most almost fill her eye space with a bent four.

[Diagram]
Variation  

As you can see: 4 and 5 are miai.


Failures:

[Diagram]
Failure at 1  

There is death in the hane : The door group is dead.


[Diagram]
Failure at 5  

If White answers the marked stone (Black 4) with 5, Black kills with 6 by making miai of a and b.



Gokyo Shumyo, Section 1, Problem 72 / Solution last edited by CharlesMatthews on January 21, 2003 - 13:44
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