Xuanxuan Qijing Problem 120
Difficulty: Advanced Keywords: Problem
Four Old Men Return to the Mountain (四老還山)
Go Seigen version
This is rather a "White to play and kill" problem after
. Black is unable to live nor kill the corner in exchange.
![[Diagram]](../../diagrams/46/a9c0989ac5fac9c14193d75ef8cb51b8.png)
![[Diagram]](../../diagrams/47/df90aa45afedba20fd1dc48d4ba8c33f.png)
2024 the Authors,
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