: ( 566a) Capturing the hanezeki's tail seems to be equivalent with killing Black's upper left corner.
: (100 566d) This peep seems to be Black's strongest option to live in the upper left corner.
Giving atari at is an alternative option to be considered, but might be one point worse in the end.
: (104 566c) However, Black must not play tenuki now in order to capture White's four stones in the lower right with a move at .
: Saving White's four stones in the lower right seems to be a bit larger than playing at in the upper left.
: It follows an amateurish course of the remaining endgame.
Black wins by two points.