: ( 432)
White stresses the left centre.

:
Black must live at top right now.

, :
White cannot capture Black's stones on the left side. Additionally, Black secures a big corner in the upper left, in sente.

:
Black cannot give atari at . White connects at , and (because of the stone at ) can later capture Black's two -stones with .

Black will win by more than 15 points.