GokyoShumyoSection3Problem44/Attempts

 

xela: Pretend that after , black takes the ko, white makes a ko threat and retakes, then .

continuation  

xela: There are lots of possible different move orders, so I'm not at all sure about this one. (For example, at a, still gives a ko; at , at is atari so white lives. Also, in the first diagram the order of , and might be different.)