Worst Move Problem 5 / Solution
MrTenuki: After
, the group cannot live or connect out even if white adds a, b, c, or d later, unless black plays tenuki twice.
![[Diagram]](../../diagrams/14/43d7aa912b15eb5df87dcdd913c9616c.png)
Case A
![[Diagram]](../../diagrams/14/33f5236925ff3495376bd399cc25d7a5.png)
Case B
![[Diagram]](../../diagrams/3/06c011d7be1d8475a9d152679153d1be.png)
Case C
![[Diagram]](../../diagrams/42/e0756fba1c5b21acd337cefb51663e00.png)
Case D
is better here rather than at a, because this prevents white from approaching from either side (and playing
at b allows white to live with a).
![[Diagram]](../../diagrams/35/86aa7dd86d166a521fbfc614f524fea4.png)
Case E
(This is not a seki, as white would be forced to connect at a if the outside liberties are filled.)