(Referenced by 222oa)

: ( 222nx)
White plays atari at Black's hasami-tsuke stone.

She might also have choosen any other liberty of Black's large group at the right (guzumi point area excluded).

:
Black inserts the Guzumi Exchange that will favour him by one point overall.

:
White replys locally, as usual.

She will not benefit from capturing at , instead, letting Black live at the right with .

:
White connects her five stones in the upper right.

This move creates an additional approach-move liberty for her left-hand group, so it does not affect the liberty count of the Main Semeai.

:
Black captures White's two stones in the lower left.

He is still par with the Punishment Semeai Liberty Level, so playing a large endgame move, e.g. at the lower edge instead, is out of the question.

:
White's push destroyed two points of Black's potential territory in the upper left corner.

She might have waited with this move until after Black reinforced the corner.

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

:
White starts the endgame on the left side "early".

: (127 222nz)
However, White must not allow Black to defend his territory in the left centre so easily.

She has to play the wedge at , instead.

Black must not play any reduction.

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

Capture Variation:

Compared to the superordinate variation ...

• White destroyed two points of Black's territory in the upper left corner.
• Black destroyed five points of White's territory in the upper right corner.
• White captured one Black stone less in the upper right, so losing two points.
• White got an additional point of territory in the centre.

In total, White lost four points.

White + 6 => White + 2

Semeai Variation:

Compared to the superordinate variation ...

• White destroyed two points of Black's territory in the upper left corner.
• Black destroyed five points of White's territory in the upper right corner.
• White captured two Black stone more in the upper right, so gaining four points.
• Black captured an additional White stone in the upper left, so gaining two points.

In total, gains and losses compensate for each other.

Jigo => Jigo