Lolli Attack Fischer vs T Rouse, 1964  (C57) Two Knights, 18 moves, 1-0 Two Knights Defense. Perreux Variation Morphy vs NN, 1858  (C55) Two Knights Defense, 23 moves, 1-0 Euwe vs Reti Euwe vs Reti, 1920  (C56) Two Knights, 20 moves, 0-1 3 games