Second Line Clamp
Difficulty: Intermediate Keywords: EndGame, Tesuji
The clamp
on
threatens to watari underneath with a or start a second line capture with b.
Depending on the context (hinted at by the circled points), Black can either resist at a, connect at b or even play c (but this leaves
in atari after white a.) If Black can't resist, the clamp is a big endgame play.
![[Diagram]](../../diagrams/7/b34fc7318c66da85e2d22da29fab7e83.png)
![[Diagram]](../../diagrams/28/39b68d9445ae3c0c76e5f2d48e99532c.png)
directly or in a ladder. A net is not enough since
will be captured then. (Alternatively, if
is very stable - more than in this diagram -, black may force once or twice and simply capture ![[Diagram]](../../diagrams/12/e4962575ab4757940c95875789818ea3.png)
for example. Such moves can often carry other threats too. All things considered black has to be very careful about resisting with
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