:
White continues with occupying liberties of Black's group in the upper right.
:
However, Black is far ahead in this semeai, here following White's moves on the right side of the board for demonstrative purposes only.
:
But even now, White can neither capture Black's group on the left edge, nor drastically reduce Black's top left corner. She has no territory that could match Black's top left, and lower right, corners. Black wins the game with ease.
(A) 
725
521
:
:
:
