Pawn breakthrough against doubled pawns A Pomar Salamanca vs J Cuadras Avellana, 1974  (D83) Grunfeld, Grunfeld Gambit, 50 moves, 0-1 Cat-and-mouse from the Master Torturer Karpov vs Miles, 1985  (B18) Caro-Kann, Classical, 65 moves, 1-0 2 games