GokyoShumyoSection4Problem13/Attempts

 

xela: After , I don't see any way for black to stop white from connecting out. The stones can easily end up short of liberties.

strongest resistance?  

xela: was the move I had trouble finding (and even now I'm not totally convinced it works). If then white wins the race.

variation at : black is short of liberties  

xela: This variation shows the shortage of liberties: black can't play a. If black tries other responses instead of , I think similar things happen (but there are many variations... I'm sure unkx80 will soon point out one that I've missed!)