: ( 230)

!!! White does without the two kikashi of , and . Both sides follow the course of the main line of Joachim's Ko-Semeai thereafter. !!!

:
Black inserts the beginning of the Nakade Sequence, because White's centre group has six liberties left.

: (A 339)
Taking a liberty of White's group in the top left, with a move at instead, will fail with the attempt to revive Black's potential ko-threats in the nakade, and lose a move in the semeai on the right.

:
Black's group is below the Punishment Semeai Liberty Level, so there are no valid ko-threats in the nakade on the left side.

:
White's centre group has four liberties left, so the atari of on the upper edge is no valid ko-threat. However, the same is also true for Black moves in the nakade.

:
White wins the semeai by one move, without ever having been engaged in the top left corner.