GokyoShumyoSection5Problem19/Solution

[Diagram]
 

This seems to create a two step ko. Black does have two internal threats at a and b.

Is there a better solution?

Note that white 2 at 6 leads to the same result.


White 6 is problematic

[Diagram]
 
[Diagram]
B3 first is correct? Ko  
[Diagram]
Ko  
[Diagram]
Death  

GokyoShumyoSection5Problem19/Solution last edited by 94.75.220.77 on January 9, 2011 - 11:13
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