[Retros] Supercastling

Joost de Heer joost at sanguis.xs4all.nl
Tue Feb 17 14:36:22 EST 2009

per olin wrote:

> Supercastling means castling with a promoted rook. Due to changed FIDE

> rules it is nowadays illegal.

Tim Krabbé mentions in 'Schaakcuriosa' that he deliberately misquoted
the FIDE rules to make this supercastling ('ellenlange rokade' in Dutch)
possible. The clauses 'two neighbouring squares' and 'on the same file'
were present in the 1971 Dutch translation of the official FIDE rules
when he composed this problem in 1972. So if there ever was an error in
the FIDE rules, it was changed before Krabbé's famous composition.

The position given in Schaakcuriosa is different from the one given on
the wikipedia page by the way:



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