[Retros] (no subject)

doubleexclam at comcast.net doubleexclam at comcast.net
Wed Oct 24 15:49:53 EDT 2007

Create a position (White to move) with all castling rights (1111=KQkq), where
after White's move all castling right will be lost (0000).

Yefim 10/23/2007"

r3k2r/8/3Q4/6p1/1p5b/1Pp4p/B1P2N1P/RB2K1BR w


Technically, it takes two half-moves to lose all the castling rights, even though the loss is inevitable after White's move.

-Ryan M.

More information about the Retros mailing list