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KanazawaProblem66

 

Kanazawa Solution 66
Path: KanazawaSolutions   · Prev: KanazawaSolution65   · Next: KanazawaSolution67
   

Main line: Hashimoto Utaro
Variations: Dieter

[Diagram]
Diag.: Main line

[Diagram]
Diag.: Variation

Now Black has just two points.



Failures

[Diagram]
Diag.: Failure at 1

Black 1 maximizes eye space but actually it leaves defects...


[Diagram]
Diag.: Continuation

Black lives but is worse off than in the main line. (but he does as well as in the variation to the solution)


[Diagram]
Diag.: Variation

If White stubbornly tries to kill Black, she fails.


[Diagram]
Diag.: Variation

But if Black stubbornly tries to save his stone, he dies!



[Diagram]
Diag.: Variation

This line doesn't work for White: Black is alive


[Diagram]
Diag.: Variation

But Black must be careful not to capture with 3.



[Diagram]
Diag.: Failure at 3

If Black 3, White can kill the group in ko.



[Diagram]
Diag.: Failure at 3 (ii)

White 4 is double atari.



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