Endgame Problem 39 / Attempts

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Anonymous: It seems Black can rescue the marked black stone or ruin White's territory at the top:

[Diagram]

Black to play, making use of the marked stone

White will not let things go this far and will let Black save the marked stone or else let Black capture the stone put in atari with B1.


[Diagram]

Better for White


Jasonred : Okay, solution already given, but please explain a little to me?

[Diagram]

Jason's solution?

How's this?

[Diagram]

White tries to save the stone. We've established that A is useless, so...

Is this correct?


ilan: There is another White response, which may refute this attempt:

[Diagram]

White's snapback defence

[Diagram]

Black's group is short of liberties


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