: ( 566cb)
Black's connection hopes for the ishi-no-shita in the corner.
:
White keeps Black from easily creating two eyes.
:
White's move is gote, so Black is able to play elsewhere (chosen point with no specific meaning).
Thereafter, and bring the ishi-no-shita into play.
:
However, White is able to play elsewhere, because – sooner or later – Black will have to capture at anyway; the lower part of his group does not have an eye.
:
White's oki is the final blow. Black is unable to divide his eye space with a move at ; White would simply capture at .