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Joseki-related life-and-death example 1
Path: JosekiRelatedLifeAndDeath · Prev: · Next: JosekiRelatedLifeAndDeathExample2
Keywords: Joseki, Life & Death
Joseki
This is a common 4-4 point joseki.
Discussion I
The group in the corner is alive, as discussed in L+2 group. However, a black descent at a is sente.[1]
If White tenukis, Black can start an approach ko with the sequence from
The atari at
Discussion II
In this diagram, White is alive too. (Is there any existing material that discusses this J+1 group?) However, the descent at a is sente.[2]
The throw-in at Author: [1] I'll comment that, because Black's threatened ko is indirect, one cannot assume it is really sente until the latter stages of the game. This may affect fighting on the outside. [2] Note however that it is usually an endgame mistake to play the descent. Instead, Black should start at b. Path: JosekiRelatedLifeAndDeath · Prev: · Next: JosekiRelatedLifeAndDeathExample2 This is a copy of the living page "Joseki-related life-and-death example 1" at Sensei's Library. ![]() |