BQM 404

  Difficulty: Beginner   Keywords: Life & Death

In the book Tesuji by James Davies the following solution is given for the problem:

[Diagram]

Black to play and save all his stones.

Chapter When liberties count, Section Gaining Liberties, Problem 1, page 73. This is the book solution.

[Diagram]

Possible White Continuation.

But what is the correct answer to this W4?

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Possible White Continuation. Black Response.

LukeNine45: Something like this. W2 and W4 are interchangeable. White can trade a for b before playing W6 but to no avail. White loses by one liberty.

[Diagram]

Possible White Contination. Failure Diagram.

Dave: Careful! If Black carelessly answers W6 with B7, White has an indirect ko after W8. Black can not play at a. The right answer to W6 is to throw in at 8 first and then play 7.

[Diagram]

Possible White Contination. Solution Diagram.

[Diagram]

Possible White Continuation.

How should black answer W2?

| kb: B3. W suffers from damezumari.


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