Beginner Exercise 225 / Attempts

White to play.  

Gerhard The monkey jump would do?

Large Monkey jump  

Or

Other variation for Black  

I think there is now no way for black to make two eyes...

unkx80: Yes, monkey jump is the solution.

No ko.  

Gogobera: and look to make a second eye, forcing and . I initially thought black could make ko here, after white captures at a. However, white's move is at b. If black captures, white throws in at . Black captures at b followed by white a, leaving black one eye only.

No ko  

symplicity: There's not even a ko in the "failure" diagram. This is what the position in the previous diagram actually looks like after black's last move. White just connects at a.