Under the Stones Problem 6 / Solution
Solution
![[Diagram]](../../diagrams/1/a7f2c13a0a35440c3bdea9799c9c0e0d.png)
Solution
The solution is a ko, with White taking the ko first.
![[Diagram]](../../diagrams/43/a4fe6e99ee9d1b9f3ac7abca453df5a9.png)
Variation
Things get easy when
descends, all Black has to do is to continue with the original plan.
![[Diagram]](../../diagrams/52/0bb88324ca994fb240f13882cc8cf8fe.png)
Failure
White lives after
, since Black cannot approach at a.
Comment on Beginner Exercise 91
The solution page of Beginner Exercise 91 contained a reference to the solution of this problem.
So, we make the comparison for Beginner Exercise 91:
- The solution of Beginner Exercise 91 is simple and achieves unconditional life.
- Using the under the stones technique only results in a ko for life, as illustrated by the solution to this problem.
Therefore, the solution is superior to using the under the stones technique.