B21d — Grand Prix (1933)
1.e4 c5 2.f4 e6
Les coups candidats
Ambassadeurs : Krol, Wladyslaw (35x), Kadonas, Kestutis (24x), Hebden, Mark L (21x), Hodgson, Julian M (20x), Poletaev, Vitaly Avenirovich (17x), Westerinen, Heikki M.J. (15x), Sikora-Lerch, Jan (14x), Pintor, Manuel Abranches (12x)
Ambassadeurs : Van Neijhof, Ron A (6x), Malmstroem, Jan Hendrik (5x), Khan, Shams (5x), Zednik, Martin (4x), Casper, Thomas (3x), Farges, Yves (3x), Becquer Valdes, Alain (3x), Rosenkoetter, David Arthur (3x)
3.d3 — 3.6% (152 parties)
Ambassadeurs : Christensen, Johannes M (4x), Popivoda, Radmila (3x), Beyer, Christian (2x), Florian, Jaromir (2x), Dombrowsky, Michael (2x), Levy, David (1x), Byrne, Ray (1x), Portisch, Lajos (1x)
3.Qe2 — 1.8% (76 parties)
Ambassadeurs : Day, Lawrence A. (9x), Vojta, Tomas (8x), Ekenberg, Bengt (5x), Juarez Flores, Carlos A. (3x), Zollbrecht, Josef (3x), Johansson, Martin 1979 (1x), Sanchez, Luis Alejandro (1x), Rantanen, Matti (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Nf3 3.Nc3 3.d3 3.Qe2
<1800 505 78% 12% 3% 1%
1800-2200 1854 82% 9% 4% 1%
2200-2600 790 84% 6% 5% 3%
2600+ 4 75% 25%
Évolution par décennie (% des parties)
Décennie N parties 3.Nf3 3.Nc3 3.d3 3.Qe2
1950s 8 62% 12%
1960s 73 84% 1% 7% 8%
1970s 180 76% 13% 8% 1%
1980s 403 78% 6% 8% 5%
1990s 894 82% 9% 4% 1%
2000s 1449 80% 11% 3% 1%
2010s 1055 84% 9% 2% 2%
2020s 182 84% 8% 3% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Nf3 84% 84% -0.2%
3.Nc3 9% 8% -0.3%
3.d3 2% 3% ▲ +0.6%
3.Qe2 2% 1% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 4 parties
Botvinnik, Mikhail — 1 partie
Tal, Mikhail — 1 partie
Parties historiques
3.Nf3 — 81.4% (3453 parties)
1951 — Zamora Lima, Hazael vs Letelier Martner, Rene — 0-1 — ?
1951 — Canepa, Jose vs Eliskases, Erich — 0-1 — San Rafael
1951 — Moura, Jairo De Souza vs Tramoyeres, P. — 0-1 — Madrid ESP
1957 — Correa, Hilton vs Wade, Robert G — 0-1 — Plymouth
1958 — Mieses, Angel Domingo vs Tal, Mikhail — 0-1 — Latvia
3.Nc3 — 9.2% (392 parties)
1954 — Nielsen, E Verner vs Conrad, Norman — 1-0 — Copenhagen DEN
1968 — Maury, Claude vs Preissmann, Emmanuel — 1/2-1/2 — Charbonnieres
1970 — Pedersen, Ebbe vs Espig, Lutz — 0-1 — Kapfenberg etc
1970 — Bisguier, Arthur B vs O'Kelly, Albéric de Galway — 1-0 — Buenos Aires ARG
1971 — O'Hare, Eugene vs Miller, David — 0-1 — Derry
3.d3 — 3.6% (152 parties)
1961 — Portisch, Lajos vs Orendy, Emil — 1-0 — Budapest HUN
1962 — Hilton, CG. vs Kottnauer, Cenek — 0-1 — Whitby ch-BCF
1965 — Pihajlic, Amalija vs Konarkowska-Sokolov, Henrijeta — 1/2-1/2 — Belgrade SRB
1967 — Kovacs, Abel vs Szilagyi, Gyorgy Laszlo — 1-0 — Debrecen HUN
1968 — Levy, David vs Byrne, Ray — 0-1 — USA
3.Qe2 — 1.8% (76 parties)
1963 — Ekenberg, Bengt vs Burehall, Arne — 1/2-1/2 — Sweden
1964 — Ekenberg, Bengt vs Johansson, Martin 1979 — 1/2-1/2 — Goteborg SWE
1964 — Ekenberg, Bengt vs Lundin, Erik — 1/2-1/2 — Goteborg SWE
1964 — Ekenberg, Bengt vs Andersson, Tommy — 1/2-1/2 — SM i Goteborg
1966 — Sanchez, Luis Alejandro vs Rantanen, Matti — 1-0 — Havana CUB