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Don't Play On The Point Of Symmetry
    Keywords: Problem

Some exceptions to the proverb Play On The Point Of Symmetry:


Here is a problem I first saw at the European Congress in Dublin 2001, created by Chun Poong Jho

[Diagram]
White to kill.

Solution




Another classic (harder than it looks)

[Diagram]
White to get out.

Solution




Just for the fun: the most difficult symmetric problem ever?

[Diagram]
Black to capture the marked stones

Hints:

  • The solution is not symmetric, though it suspiciously looks like . . .
  • All ladders favor Black.
  • No stone being at 'a' is important.

Solution




A simpler example:

[Diagram]
Black to kill

Solution




[Diagram]
Now what?

Solution


See also:



This is a copy of the living page "Don't Play On The Point Of Symmetry" at Sensei's Library.
(OC) 2004 the Authors, published under the OpenContent License V1.0.