Xuanxuan Qijing Problem 2 / Solution
![[Diagram]](../../diagrams/2/774dc1923c8aa07b38ecfe4e66b7a539.png)
Solution
The clamp of
is the solution. The strongest resistance black can try is a; b creates too many cutting points, while c allows white to live in the corner.
![[Diagram]](../../diagrams/29/88f0cf4b64717df831f27160ce4ff7b1.png)
Resistance 1: Connection
After black connects, white connects under with
and lives through a complicated running fight. Although black can try A or B, neither will kill white.
![[Diagram]](../../diagrams/44/806a3e45d5fc4dd1acd8e97c96a6e1cb.png)
Resistance 2: Tiger's mouth.
After
at
, white can live with a or escape with b.
![[Diagram]](../../diagrams/19/2069c2998cfb969f00516de1a9c76e38.png)
Resistance 3: Descent
Black descends.
![[Diagram]](../../diagrams/30/03b0b1460a273e2f4b03b0575aaad85c.png)
Descent follow-up (
error)
Note that the order of moves is important. If white play
like this...
![[Diagram]](../../diagrams/22/a29bbed4e95afaa5648cde881921acb6.png)
Descent follow-up (continued)
This variation fails because white is short on liberties, so white's exchange of
for
in the previous diagram is premature.