GokyoShumyoSection6Problem70/Attempts

Black to play and connect underneath  

Symplicity (2k): jumps to mind as a shape point, defending the cut at A and threatening simultaneously to connect under and pull out the stone at B. Unfortunately, if White responds with 2, cutting white at B does not immediately work:

Attempt  

So perhaps the trick is to eat up some of White's liberties by exchanging something like for , or A, since now is atari.

Attempt  

Same here.

Attempt  

If white captures here instead, seems to link everything up, although Black may have to sacrifice his marked stones to maintain the connection.

Any refutations, or is this the solution?