Darius Pike-Starkey chess match
From Tardis Wiki, the free Doctor Who reference
Darius Pike, with the help of K9 Mark 2, played a game of chess against Starkey, aided by Jorjie Turner, at Gryffen Manor. Starkey beat him. The particular chessboard on which they were playing had chess pieces shaped like animals. (TV: The Fall of the House of Gryffen)