D24b - 4…e6 5.Bg5

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D24b —
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 e6 5.Bg5
Eval: [+0.09]
Les coups candidats
Ambassadeurs : Timman, Jan H (4x), Ribli, Zoltan (4x), Zaiatz, Elena (4x), Van Wely, Loek (4x), Swapnil, S. Dhopade (3x), Wall, Jerry (2x), Wall, Bill (2x), Karpov, Anatoly (2x)
5…Be7 — 24.1% (299 parties)
Ambassadeurs : Cohn, Erich (2x), Klausen, Knud (2x), Schleefers, Florian (2x), Petidis, Kostas (2x), Ogonowska, Katarzyna (2x), Di Pietro, Rosario (2x), Gomez Guardo, Laura Melissa (2x), Jakab, Robert (2x)
5…a6 — 23.3% (289 parties)
Ambassadeurs : Balta, Mihai Victor (11x), Krimbacher, Walter (5x), Ruiz-Jarabo Pelayo, Francisco (4x), Nogueiras Santiago, Jesus (3x), Pilgram, Kurt (3x), Hassim, Unes (3x), Pontoppidan, Erik (3x), Meißner, Rüdiger (3x)
Ambassadeurs : Lukacs, Peter (6x), Hebden, Mark L (5x), Beltz, Martina (2x), Ivanchuk, Vasyl (2x), Pinter, Jozsef (2x), Bryson, Douglas M (2x), Pavasovic, Dusko (2x), Haida, August Konrad (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Bb4 5…Be7 5…a6 5…c6
<1800 61 7% 48% 21% 8%
1800-2200 356 16% 29% 26% 11%
2200-2600 433 36% 3% 32% 15%
2600+ 59 53% 2% 36% 7%
Évolution par décennie (% des parties)
Décennie N parties 5…Bb4 5…Be7 5…a6 5…c6
1890s 2 — — — —
1900s 3 — 67% — —
1910s 2 — — 50% —
1920s 9 — 33% — 11%
1930s 11 45% 18% — 9%
1940s 1 100% — — —
1950s 1 — — — —
1960s 8 12% 12% 12% —
1970s 14 14% 43% 7% 14%
1980s 63 33% 17% 13% 27%
1990s 168 27% 36% 4% 14%
2000s 356 33% 35% 7% 10%
2010s 453 22% 19% 31% 12%
2020s 148 9% 3% 72% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Bb4 22% 9% ▼ -12.6%
5…Be7 19% 3% ▼ -15.4%
5…a6 31% 72% ▲ +40.5%
5…c6 12% 4% ▼ -7.9%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 3 parties
Kasparov, Garry — 3 parties
Karpov, Anatoly — 2 parties
Kramnik, Vladimir — 2 parties
Carlsen, Magnus — 2 parties
Anand, Viswanathan — 2 parties
Karpov, Aleksandr — 1 partie
Ding, Liren — 1 partie
Parties historiques
5…Bb4 — 24.6% (305 parties)
1934 — Gilg, Karl vs Boros, Sandor — 1-0 — Bad Liebwerda
1935 — Napolitano, Mario vs Staehelin, Adolf — 1/2-1/2 — Warsaw POL
1936 — Gereben, Erno vs Boros, Samuel — 0-1 — Budapest HUN
1937 — Flores Alvarez, Rodrigo vs Schneidermann, Boris — 1/2-1/2 — Sao Paulo BRA
1938 — Halberstadt, Karl-Rainer vs Monosson — 0-1 — Paris FRA
5…Be7 — 24.1% (299 parties)
1909 — Fleischmann, Leo vs Cohn, Erich — 1-0 — St Petersburg RUS
1909 — Forgacz vs Cohn, Erich — 1-0 — Petrograd
1924 — De La Torre Huertas, Carlos vs Schapiro, Morris Abraham — 0-1 — New York, NY USA
1924 — Carlos Torre Repetto vs Schapiro, Morris A — 0-1 — New York, NY USA
1926 — Gruenfeld, Ernst vs Hoenlinger, Baldur — 1-0 — Vienna AUT
5…a6 — 23.3% (289 parties)
1913 — Jaffe, Charles vs Důras, Oldřich — 0-1 — New York, NY USA
1965 — Buerger, E. vs Bikulcius, J. — 1-0 — Illinois Open
1979 — Razuvaev, Yuri S vs Sveshnikov, Evgeny — 1/2-1/2 — ?
1980 — Lerner, Konstantin Z vs Sveshnikov, Evgeny — 1-0 — Tashkent UZB
1980 — Vaganian, Rafael A vs Dobosz, Henryk — 1-0 — Erevan ARM
5…c6 — 11.5% (142 parties)
1925 — Haida, August Konrad vs Hasek, Josef — 1-0 — Bratislava SVK
1935 — Bolbochan, J. vs Abata Molina, Santiago Andres — 1/2-1/2 — Buenos Aires ARG
1978 — Beltz, Martina vs Nuenchert, Eveline — 0-1 — Torgelow
1978 — Beltz, Martina vs Burchardt, Brigitte — 1/2-1/2 — Halle/Saale
1981 — Mochalov, Evgeny V vs Sveshnikov, Evgeny — 1-0 — Chelyabinsk RUS