Xuanxuan Qijing Problem 93 / Attempts

Attempt - I  

Attempt - II  

Attempt - III ( at marked stone, at , at marked stone)  

Attempt - III  

unkx80: Question - doesn't and make two eyes?
Tapir: Indeed. should be at . Such silly mistakes are so uncomfortable...

Correction  

White wins  

shevious: For Black , White is sente and wins the capturing race.

Attempt - IV (semeai four liberties against three)  

Attempt  

unkx80: I suspect the key move is this . After that, it follows a line similar to Xuanxuan Qijing Problem 293 / Solution moves onwards.