[Welcome to Sensei's Library!]

StartingPoints
ReferenceSection
About


Referenced by
RTGProblem4

 

RTG Problem 4 Solution
    Keywords: Life & Death, Problem

[Diagram]
Main line.

The placement at W1 is the tesuji; B2 offers the strongest resistence. However, W3 and W5 are clever plays, because B8 cannot connect at W9 because of a shortage of liberties. W9 takes away the second eye.


[Diagram]
Variation.

Black B2 tries to expand the eye space, but the hane at W3 destroys the possible eye at the corner. After W7, black dies from a straight three.



[Diagram]
Failure.

The simplest way of making ko is to hane at W1.


[Diagram]
Failure.

Black lives.


[Diagram]
Failure.

In the main line, if W3 extends into the corner, then B4 to B8 forces a seki.



This is a copy of the living page "RTG Problem 4 Solution" at Sensei's Library.
(OC) 2003 the Authors, published under the OpenContent License V1.0.