: ( 58ay)
Black descends to the upper edge, securing some points of territory in this area.

Please note that Black lost one tempo in the Main Semeai by this move, and is par with the Punishment Semeai Liberty Level thereafter.

: White plays KataGo's bad-shape move in the left centre,



Black answers with KataGo's solid connection.

If he mistakenly pushed at , instead, White would gain another two points in the left centre.
She might either start with (then an atari) after her decision point, or with the attachment at before.

Black must not play any reduction.

After her decision point, White will block at at the upper edge.

Capture Variation:

Compared to the superordinate variation, ...

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

In total, Black lost one point.

White + 1 => White + 2

Semeai Variation:

Compared to the superordinate variation, ...

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

In total, Black gained five points.

Black + 3 => Black + 8