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ShortageOfLiberties

 

Shortage of liberties Exercise 1
    Keywords: Tactics, Problem

Based upon 1001 Life and death problems; Page 169, problem 693, solution diagram

First posted as an alleged erratum.

[Diagram]
1

Black 1 is the vital point of White's eye shape. If White 2, Black links up with 3..



[Diagram]
2

... continuing from Diagram 1, White sacrifices a stone at W1, placing Black in a shortage of liberties.



[Diagram]
3

If B1, capturing the White sacrifice stone, White plays W2, threatening to capture either two Black stones or four Black stones. Thereby forming two eyes.

Andre Engels: Please check again...



Dieter: Shortage of liberties is the key to your oversight.

Jasonred : That, and auto-atari.

Andre Engels: Auto-atari is in general a type of shortage of liberties.



This is a copy of the living page "Shortage of liberties Exercise 1" at Sensei's Library.
(OC) 2004 the Authors, published under the OpenContent License V1.0.