Beginner Exercise 68 / Solution

Sub-page of BeginnerExercise68

Lonestar: After B1, White cannot get a second eye, as the following two diagrams show.

[Diagram]

Black 1 prevents the second eye

[Diagram]

Black first to kill



lavalyn adds some more diagrams

[Diagram]

Still no

[Diagram]

4 not at 5

Shortage of liberties.


[Diagram]

Black 1 prevents the second eye

Jacob4Jesus: After B1 only a and b matter. They are miai to kill. N o matter what W does B3 should play on one of these. After B3 white is dead and B5 may be played elsewhere. (Except the first diagram case)


Reuven: Not at all sure if it's appropriate at all but perhaps the problem could start a bit earlier:

[Diagram]

B to move

Taking the position one move back like this also results in a single correct move, leading to the discussion above.

[Diagram]

B to move

Or even like this.



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