Xuanxuan Qijing Problem 3 / Solution

The solution is: white is alive so Black (and White) play tenuki.

[Diagram]

Black tries to do something (1)

If B1, W2 is a tesuji. White answers B3 with W4.

[Diagram]

Black tries to do something (2)

After the previous diagram, 'a' and 'b' are miai.

[Diagram]

Black tries to do something (3)

Alternatively Black can hane with B1. One can check that White is alive after W2.


However, there's a basic corner shape similar to this, which is interesting to know.

[Diagram]

Here's a similar shape, black to play and kill.

[Diagram]

The solution

After 1~9, 'a' and 'b' are miai to almost fill white with a big eye.

[Diagram]

Wrong attack

Black 1 is a wrong attack leading to this problem. White is alive after this sequence.


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