XuanxuanQijingProblem57/Attempts

Attempt 1

[Diagram]
B1 looks to be key  
[Diagram]
Ko  
[Diagram]
If white 4 from above variation plays here, there is no ko.  
[Diagram]
If w connect, black kill 5 stones  



Attempt 2

[Diagram]
How about this for ko.  
[Diagram]
OK, my previous attempt was wrong. Continuing after black 9.  
[Diagram]
White group is safe.  



Attempt 3

[Diagram]
Black gets either a or b for the ko.  
[Diagram]
If white 4 answers here..  
[Diagram]
Again, ko.  
[Diagram]
If white 4 makes the first eye here..  
[Diagram]
Black gets either a or b to kill the white group.  

XuanxuanQijingProblem57/Attempts last edited by Dieter on July 7, 2014 - 20:09
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