two-space extension on the third line cannot be cut

  Difficulty: Beginner   Keywords: Tactics

That is, barring surrounding stones.

[Diagram]
Security of the two-point extension  

Crosscut does not work.

[Diagram]
Security of the two-point extension  

Staircase does not work.

[Diagram]
Security removed  

Note, that a black stone on any of the the marked positions would allow a cut as next play.


two-space extension on the third line cannot be cut last edited by togo on January 4, 2013 - 13:43
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