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KanazawaProblem81

 

Kanazawa Problem 81 / Solution
Sub-page of KanazawaProblem81

Main line: Hashimoto Utaro
Variations: unkx80, Dieter

Solution

[Diagram]
Main line

This is what the book provides as the main line. White 7 makes miai of a and b.


[Diagram]
Variation at 4

[Diagram]
Var at 4 (ctd): Seki

Black can only almost fill White's eyespace with bent four or twisted four. These are living shapes. The result is seki. White a is sente.


[Diagram]
Variation at 2

The points marked a are miai. So are the points b and the points c.White is alive.


Failures

[Diagram]
Variation at 2: failure

If White 3 to Black 2, the monkey jump to 4 destroys the eyeshape


[Diagram]
Variation at 2: failure

Another wrong answer to Black 2. a and b are miai for the kill.



This is a copy of the living page "Kanazawa Problem 81 / Solution" at Sensei's Library.
(OC) 2004 the Authors, published under the OpenContent License V1.0.