Vincible: No it is not in line with solution - provided solution is unconditional kill. I am not sure what is unclear in my point, I have provided variant as well - if black plays S19 instead of S17 as in the solution, how can white avoid ko and kill clearly?
Ivan Detkov: I see. My point is there is no solution without ko here. I added the variant with the ko.
No it is not in line with solution - provided solution is unconditional kill. I am not sure what is unclear in my point, I have provided variant as well - if black plays S19 instead of S17 as in the solution, how can white avoid ko and kill clearly?