Kasparov vs S Brown, 1998  (C55) Two Knights Defense, 20 moves, 1-0 Frequent strategy to chcekmate Koltanowski vs NN, 1953 (C55) Two Knights Defense, 18 moves, 1-0 Fischer vs R Burger, 1963  (C57) Two Knights, 14 moves, 0-1 Morphy vs NN, 1858  (C55) Two Knights Defense, 23 moves, 1-0