IgoHatsuyoRonProblem29/Attempts

[Diagram]
Black to play  
[Diagram]
Black to play  

I think we can accept the exchange above as given, so the position reduces to this position, where B has a ko. So the question is whether B can avoid this ko. I don't see any obvious way to do so.


IgoHatsuyoRonProblem29/Attempts last edited by 66.37.90.65 on December 11, 2014 - 01:51
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