looks so tesuijiish that it must be the start of the solution...and if , White has quickly captured the cutting stones.
exswooWouldn't this work?
This variation allows no ko. But you're on the right track. Dieter
exswooAh. I didn't see that one. How about this then?
unkx80: here, and eyes win semeais.
(Below is moved from old versions of the solution page)
After , Black suffers from shortage of liberties whatever he does. We will discuss variations as questions arise. --Dieter
Myself I see no way for White to avoid ko if in the previous diagram is played at here. --Dieter
xela: Yes, this is the solution given in World Weiqi Masterpieces of Life and Death (without the exchange of for ).