: ( 222ob)
White secures independent life for her centre group, also occupying a liberty of Black's large group at the right.

:
Black plays the Guzumi Exchange.

:
Black is still bound to follow the course of the Main Semeai. Just before, he inserts Michael Redmond's kikashi in the bamboo joint.

If he did without this kikashi (and occupied one of White's liberties at the left, instead), White would connect at at the upper edge, reverting to the superordinate variation.

:
White answers with the atari, which benefits her territorially.

Playing the solid connection of , instead, is of no use here, as White would not win a tempo in the Main Semeai.
After Black's connection at , his large group at the right would have a potential approach-move liberty at , bringing the guzumi effect back to life (i.e. one additional liberty in the guzumi area).

:
Sooner or later, Black has to play this move.

:
White connects her five stones in sente.

:
Black has to defend against White's throw-in at .

:
White starts the endgame at the left side of the board "early".

She might also wait until after her decision point.

Black must not play any reduction.

After her decision point, White will play the hane of at the upper edge, forcing Black to connect at before the end of the game.

Capture Variation:

Compared to the super²ordinate variation ...

• Black got an additional two points of territory in the upper left corner.
• White got an additional two points of territory in the upper right corner.
• White captured two Black stones in the upper right, so gaining four points.

In total, White gained four points.

White + 2 => White + 6

Semeai Variation:

Compared to the super²ordinate variation ...

• Black got an additional two points of territory in the upper left corner.
• White got an additional two points of territory in the upper right corner.
• Black captured one White stone less at the left edge, so losing two points.
• White captured one Black stone less at the top, so losing two points.

In total, gains and losses compensate for each other.

Jigo => Jigo