Xuanxuan Qijing Problem 265 / Solution
![[Diagram]](../../diagrams/44/59d86eff59f055f68c9b68ea347bccc0.png)
Solution
Absurd looking
!! is a necessary sacrifice to have the
stone in place.
Ko at
is the answer. Because
allows White to connect to the corner, getting another eye.
![[Diagram]](../../diagrams/2/a10dc3d0c53cbabf112c461d7db45dad.png)
Reference: After
above
Note that the connection to the corner is only possible with the
stone. If not for it,
at a kills.
![[Diagram]](../../diagrams/29/044dea6fa67488aa04db3362da6bb3e5.png)
Variation
here ends in seki.
![[Diagram]](../../diagrams/36/f72d34b9ee0eb698288492d490b66b34.png)
White Failure
![[Diagram]](../../diagrams/6/2033ed1a76cfaa545f3325ace911b675.png)
Continued
White can't make two eyes in the center alone.