Two hanes gain a liberty

   

A position with two hanes on the first line can have one more liberty than its dame count.

Example:

[Diagram]
An extra liberty  

B1 and B3 make two hanes on the first line with sente. Now the Black stones in the corner have 4 liberties.



[Diagram]
Black wins the race  

And Black wins the race to capture.


Two hanes gain a liberty last edited by tapir on April 2, 2013 - 00:19
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