Ambassadeurs : Pereyra, Darío (24x), Bozic, Milan (20x), Oliveira De Mattos, Carlos Eduar (18x), Tamassy, Zoltan (17x), Burmakin, Vladimir (14x), Scekic, Milos (11x), Chelushkina, Irina (11x), Iglesias Valle, Julian (10x)
3.Nf3 — 20.5% (970 parties)
Ambassadeurs : Pereyra, Darío (17x), Fragni, Enrico (9x), Xheladini, Mahmut (9x), Burmakin, Vladimir (7x), Knazovcik, Ladislav (7x), Goebel, Martin (7x), Bozic, Milan (7x), Koelbl, Wolfgang (6x)
3.c4 — 12.3% (579 parties)
Ambassadeurs : Pereyra, Darío (12x), Bozic, Milan (10x), Webster, Andrew A (5x), Dede, Erno (4x), Szollos, Ondrej (4x), Xheladini, Mahmut (4x), Galego, Luis (3x), Tamassy, Zoltan (3x)
Kasparov, Garry — 4 parties Lasker, Emanuel — 1 partie Tal, Mikhail — 1 partie Kramnik, Vladimir — 1 partie
Parties historiques
3.Nc3 — 45.3% (2139 parties)
1899 — Lasker, Emanuel vs Allies, Chez-Ray — 1-0 — Moscow RUE 1913 — Yates, Fred Dewhirst vs Blackburne, Joseph — 1-0 — Cheltenham 1928 — Palau, Luis vs Montalban, Jose — 1-0 — Mar del Plata ARG 1955 — Suetin, Alexey S vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS 1956 — Tal, Mikhail vs Simagin, Vladimir — 1-0 — Leningrad RUS
3.Nf3 — 20.5% (970 parties)
1950 — Penrose, Jonathan vs Abrahams, Gerald — 1-0 — Buxton 1961 — Giustolisi, Alberto vs Sanz Aguado, Jose — 1-0 — Reggio Emilia ITA 1962 — Ciric, Dimitrije vs Damjanovic, Marko — 1/2-1/2 — Skopje ch17-YUG 1964 — Titkos, Jeno vs Gasztonyi, Endre — 1-0 — Budapest HUN 1965 — Graff, H. vs Sandrin, Albert — 0-1 — Illinois Open
3.c4 — 12.3% (579 parties)
1928 — Von Holzhausen, Walther vs Bechstedt, P — 0-1 — Giessen 1958 — Altschul, Milos vs Sidlo, Oldrich — 1/2-1/2 — Zlin CZE 1962 — Puc, Stojan vs Damjanovic, Mato — 1/2-1/2 — Skopje MKD 1967 — Saburov, Matvey vs Baradze, Dzhemal — 1/2-1/2 — Moscow RUS 1970 — Butze, Roland vs Schiffel G — 1-0 — GER TchJ corr
3.f4 — 11.2% (530 parties)
1928 — Kmoch, Hans vs Bechstedt, P — 1-0 — Giessen 1959 — Minev, Nikolay N vs Barcza, Gedeon — 1/2-1/2 — Budapest HUN 1962 — Concepcion Smith, David Andrew vs Eldridge, James — 1-0 — Whitby ch-BCF 1964 — Parma, Bruno vs Tsvetkov, Alexandar K — 1-0 — Polancia Zdroj 1964 — Kofman, A R vs Vaysman, Alexander — 0-1 — ?
Lasker, Emanuel — 1 partie
Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie
1913 — Yates, Fred Dewhirst vs Blackburne, Joseph — 1-0 — Cheltenham
1928 — Palau, Luis vs Montalban, Jose — 1-0 — Mar del Plata ARG
1955 — Suetin, Alexey S vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS
1956 — Tal, Mikhail vs Simagin, Vladimir — 1-0 — Leningrad RUS
1961 — Giustolisi, Alberto vs Sanz Aguado, Jose — 1-0 — Reggio Emilia ITA
1962 — Ciric, Dimitrije vs Damjanovic, Marko — 1/2-1/2 — Skopje ch17-YUG
1964 — Titkos, Jeno vs Gasztonyi, Endre — 1-0 — Budapest HUN
1965 — Graff, H. vs Sandrin, Albert — 0-1 — Illinois Open
1958 — Altschul, Milos vs Sidlo, Oldrich — 1/2-1/2 — Zlin CZE
1962 — Puc, Stojan vs Damjanovic, Mato — 1/2-1/2 — Skopje MKD
1967 — Saburov, Matvey vs Baradze, Dzhemal — 1/2-1/2 — Moscow RUS
1970 — Butze, Roland vs Schiffel G — 1-0 — GER TchJ corr
1959 — Minev, Nikolay N vs Barcza, Gedeon — 1/2-1/2 — Budapest HUN
1962 — Concepcion Smith, David Andrew vs Eldridge, James — 1-0 — Whitby ch-BCF
1964 — Parma, Bruno vs Tsvetkov, Alexandar K — 1-0 — Polancia Zdroj
1964 — Kofman, A R vs Vaysman, Alexander — 0-1 — ?