RTG Problem 13 / Solution
Solution
![[Diagram]](../../diagrams/26/17b7220f5bd52fe2f63752f696b10a05.png)
Solution
The key is the descent at
.
![[Diagram]](../../diagrams/27/cc2539a6ffbecb2d60a253c24443dd02.png)
Main line
If
, the sequence of
to
is a fairly standard way of killing. Black dies of a bulky five.
![[Diagram]](../../diagrams/25/9c137250cb9aad1c2f92d3a15dd64f98.png)
Variation
tries to expand the eyespace but
onwards kill.
![[Diagram]](../../diagrams/49/b11331aec5bbf1af83d635f7d9b5f7fa.png)
Variation
If
makes a diagonal move,
can squeeze.
does not work here because
and
can turn the other eye into a false eye.
Failure
![[Diagram]](../../diagrams/33/ddae05e95f4c5308cdf8a62ed687a77f.png)
Failure
This is a seki.
![[Diagram]](../../diagrams/47/9a261ba5644e86219bc133ae7708f3e0.png)
Failure
This lives too. But
is an important move.