Castling
From Tardis Wiki, the free Doctor Who reference
Castling was a chess move.
In the "chess match" between the Seventh Doctor and the Cybermen, when the Cyber-Leader moved his pawn to discover check, Ace replied by neatly castling with the bow of Nemesis. (TV: Silver Nemesis)
Behind the scenes[[edit] | [edit source]]
The nature of the move is not elaborated upon in Silver Nemesis. It involves the king and one of the rooks.