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D43d —
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Qb3
Les coups candidats
5…dxc4 — 37.1% (631 parties)
Ambassadeurs : Tregubov, Pavel V. (15x), Korchnoi, Viktor (11x), Deforel, Jorge Eduardo (11x), Portisch, Lajos (10x), Korneev, Oleg (7x), Yagupov, Igor (6x), Sveshnikov, Evgeny (5x), Kaidanov, Gregory (5x)
5…Nbd7 — 32.5% (553 parties)
Ambassadeurs : Volodin, Viktor (5x), Bisguier, Arthur B (4x), Lugovoi, Aleksei (4x), Zilberman, Yaacov (4x), Priehoda, Vitezslav (4x), Kahn, Evarth Dr. (4x), Gagunashvili, Merab (4x), Tregubov, Pavel V. (4x)
5…Be7 — 17.3% (294 parties)
Ambassadeurs : Tregubov, Pavel V. (6x), Sosonko, Gennadi (4x), Portisch, Lajos (4x), Petrosian, Tigran V. (4x), Kostic, Milutin B (4x), Kievelitz, Bernd (4x), Christiansen, Larry (3x), Jussupow, Artur (3x)
5…Bd6 — 6.5% (111 parties)
Ambassadeurs : Rubene, Ilze (2x), Roehrkasten, Reinhard (2x), Sokolsky, Alexey (1x), Pachman, Ludek (1x), Budo, Alexander Semenovich (1x), Saigin, Vladimir (1x), Moosa, Issa (1x), Mansoor Beyg, Siamand (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…dxc4 5…Nbd7 5…Be7 5…Bd6
<1800 14 14% 36% 21% 14%
1800-2200 382 26% 38% 15% 14%
2200-2600 1037 44% 30% 17% 4%
2600+ 93 46% 28% 18% 1%
Évolution par décennie (% des parties)
Décennie N parties 5…dxc4 5…Nbd7 5…Be7 5…Bd6
1930s 2 50%
1940s 15 7% 40% 33% 13%
1950s 12 75%
1960s 13 8% 46% 46%
1970s 26 19% 31% 46%
1980s 182 32% 29% 28% 3%
1990s 329 41% 33% 15% 6%
2000s 444 38% 36% 14% 6%
2010s 569 37% 31% 15% 9%
2020s 107 49% 26% 17% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…dxc4 37% 49% ▲ +12.0%
5…Nbd7 31% 26% ▼ -4.9%
5…Be7 15% 17% ▲ +1.5%
5…Bd6 9% 4% ▼ -5.8%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 3 parties
Kramnik, Vladimir — 3 parties
Anand, Viswanathan — 3 parties
Ding, Liren — 3 parties
Karpov, Anatoly — 1 partie
Kasparov, Garry — 1 partie
Karpov, Aleksandr — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
5…dxc4 — 37.1% (631 parties)
1942 — Keres, Paul vs Stoltz, Gabriel — 1-0 — Salzburg AUT
1960 — Szilagyi, Gyorgy Laszlo vs Puc, Stojan — 1-0 — Moscow RUS
1975 — Portisch, Lajos vs Perecz, Laszlo — 1-0 — Budapest ch-HUN
1976 — Bukic, Enver vs Bagirov, Vladimir — 1/2-1/2 — Banja Luka BIH
1979 — Strauss, David vs Wade, Robert G — 1-0 — London ENG
5…Nbd7 — 32.5% (553 parties)
1944 — Sokolsky, Alexey vs Kotov Lundqvist, Alex — 1/2-1/2 — Moskou ch-URS
1946 — Keres, Paul Petrovich vs Sorokin, Nikolay — 1-0 — Tbilisi GEO
1946 — Letelier Martner, Rene vs Sanguinetti, Ricardo — 0-1 — Mar del Plata ARG
1946 — Combe, Robert F vs Wood, Gabriel — 1-0 — Nottingham ch-BCF
1947 — Budo, Alexander Semenovich vs Taimanov, Mark — 0-1 — Leningrad RUS
5…Be7 — 17.3% (294 parties)
1938 — Fontein, George vs Van Scheltinga, Theo — 1/2-1/2 — The Hague NED
1945 — Bondarevsky, Igor vs Kan, Ilya A — 1/2-1/2 — Moscow RUS
1946 — Fuster, Geza vs Florian, Tibor — 1-0 — Gyor
1947 — Kieninger, Georg vs Elsas, Hansgeorg — 1/2-1/2 — Weidenau
1948 — Kieninger, George vs Rellstab, Ludwig — 1-0 — Bad Nauheim
5…Bd6 — 6.5% (111 parties)
1945 — Budo, Alexander Semenovich vs Saigin, Vladimir — 1-0 — Moscow RUS
1947 — Sokolsky, Alexey vs Pachman, Ludek — 0-1 — Moscow RUS
1982 — Portisch, Lajos vs Ljubojevic, Ljubomir — 1/2-1/2 — London ENG
1986 — Talving, Rene K. vs Hoehne, E — 1-0 — Baltic Sea tt5 8691
1986 — South, Robert vs Skulsky, Ian R — 1/2-1/2 — Seattle, WA USA