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Apert. Española, defensa Berlinesa - Gamb Rio ac 1 game, 2020 Apertura Alfil - Tabata 4 games, 1871-1992 Ataque Fegatello 1 game, 2001 Ataque Max Lange - Ap. Escocesa 3 games, 1860-1992 Ataque Max Lange - Ap. Italiana 4 games, 1920-1938 Defensa Alapin contra siciliana 1 game, 1981 Defensa Siciliana con blancas 2 games, 1967-1993 Gambito Budapest 12 games, 1929-2009 Gambito Greco Moeller - Ap. Italiana 1 game, 1935 Trampas Ap. Italiana - Blancas 3 games, 1590-2010 Trampas con Petrov - Negras 2 games, 1950-2020