Eyes that Lose Liberties - Example 1

    Keywords: Tactics

Here are examples of Eyes that lose liberties.

[Diagram]

Eyes that lose liberties

After making an eye with B1, Black has three liberties: two outside liberties and one eye liberty. White too has three liberties: the outside liberties marked x. White to move wins the fight.

[Diagram]

Sometimes it is better ...

If Black takes away the outside liberty first with B1, Black wins the capturing race.


[Diagram]

Eyes that lose liberties (2)

White can make a comparable mistake: the forced W1-W2 sequence leaves a single eye liberty. Although White can count the inside liberty at a, Black has two outside liberties and has the move: Black wins the fight.

[Diagram]

Eyes that lose liberties (3)

If instead White takes away outside liberties first, White wins the fight.


Dieter


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