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ikeboy
on Sept 18, 2015
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The Hardest chess problem in the world?
Poking around that site's replacement, I bumped into
http://www.hebdenbridgechessclub.co.uk/2011/02/11/castling-v...
. Also interesting, and involving no-longer-valid rules.
chengiz
on Sept 18, 2015
[–]
The Anon v Macieja is sweet.
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