Hovercraft

Path: LifeAndDeath   · Prev: J1Group   · Next: CarpentersSquare
  Difficulty: Intermediate   Keywords: EndGame, Life & Death, Go term

See also Joseki-related life-and-death example 2.''

[Diagram]

Hovercraft

This is another shape often resulting from a 3-3 invasion.

Let's try a few attacks for White.

Hane

[Diagram]

First hane

Black has to let go two stones, or ...

[Diagram]

Problem

He will die after 2.

[Diagram]

Life

Black lives, but White can make an endgame gain at a.

[Diagram]

L+2 Group

Making the L+2 group saves all 6 stones but this time, the other white descent (on top) is sente, as this will threaten a ko.



[Diagram]

"Hovercraft" with descent

If white has the marked stone, for example because black threatened to connect an outside group here, the corner can now be killed.

[Diagram]

My hovercraft is full of eels.

Bent four in the corner.


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This is a copy of the living page "Hovercraft" at Sensei's Library.
(OC) 2009 the Authors, published under the OpenContent License V1.0.
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