E14m - 4…Bb7 5.Bd3 d5

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E14m —
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 d5
Eval: [-0.03]
Les coups candidats
Ambassadeurs : Danner, Georg (15x), Polugaevsky, Lev (14x), Portisch, Lajos (13x), Lukacs, Peter (13x), Littlewood, Paul E (12x), Rashkovsky, Nukhim N (8x), Polgar, Susan (8x), Tibensky, Robert (8x)
6.cxd5 — 18.1% (475 parties)
Ambassadeurs : Kolanek, Roman (10x), Bourgoin, Claude (8x), Harikrishna, Pentala (4x), Denzin, Michael (4x), Vezzosi, Paolo (4x), Sokolov, Ivan (3x), Siegel, Georg (3x), ? (3x)
6.b3 — 10.7% (281 parties)
Ambassadeurs : Portisch, Lajos (6x), Kosyrev, Vladimir (5x), Pachman, Ludek (4x), Padevsky, Nikola (3x), Sprotte, Norbert (3x), Kempinski, Robert (3x), Karpov, Anatoly (3x), Araptanova, Irina (3x)
6.Nc3 — 6.9% (181 parties)
Ambassadeurs : Alexandrova, Olga (11x), Somogyi, Istvan (6x), Demidov, Mikhail (5x), McPhillips, Karl (4x), Van Scheltinga, Theo (3x), Avrukh, Boris (3x), Avni, Amatzia (3x), Lagno, Kateryna (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.O-O 6.cxd5 6.b3 6.Nc3
<1800 39 59% 28% 10% 3%
1800-2200 573 50% 28% 9% 8%
2200-2600 1498 64% 14% 12% 7%
2600+ 105 53% 22% 21% 4%
Évolution par décennie (% des parties)
Décennie N parties 6.O-O 6.cxd5 6.b3 6.Nc3
1880s 1 — 100% — —
1890s 2 50% — — 50%
1900s 2 100% — — —
1920s 1 100% — — —
1930s 4 25% 25% — 50%
1940s 2 50% — — 50%
1950s 32 69% — 16% 12%
1960s 79 82% 5% 6% 5%
1970s 86 73% 2% 13% 6%
1980s 140 76% 4% 16% 2%
1990s 388 64% 10% 11% 11%
2000s 870 56% 24% 10% 7%
2010s 843 59% 21% 9% 7%
2020s 173 54% 18% 19% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.O-O 59% 54% ▼ -4.7%
6.cxd5 21% 18% ▼ -2.6%
6.b3 9% 19% ▲ +9.8%
6.Nc3 7% 3% ▼ -3.1%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 6 parties
Kramnik, Vladimir — 5 parties
Karpov, Anatoly — 3 parties
Tal, Mikhail — 2 parties
Anand, Viswanathan — 2 parties
Ju, Wenjun — 2 parties
Euwe, Max — 1 partie
Botvinnik, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Kasparov, Garry — 1 partie
Hou, Yifan — 1 partie
Parties historiques
6.O-O — 60.5% (1587 parties)
1893 — Jasnogrodsky, Nicolai vs Delmar, Eugene — 0-1 — New York, NY USA
1908 — Berger, Jacob vs Von Bardeleben, Curt — 1/2-1/2 — Vienna AUT
1908 — Berger, Jacob vs Alapin, Simon — 0-1 — Vienna AUT
1921 — Hakansson, Arthur vs Nimzowitsch, Aaron — 1/2-1/2 — Kristiansstad
1938 — Bogoljubow, Efim vs Euwe, Max — 1/2-1/2 — Noordwijk
6.cxd5 — 18.1% (475 parties)
1883 — McKenzie, George vs Blackburne, Joseph — 1-0 — London ENG
1930 — Rellstab, Ludwig vs Stoltz, Gösta — 1-0 — Swinemuende GER
1960 — Simagin, Vladimir vs Polugaevsky, Lev — 1/2-1/2 — Moscow RUS
1963 — Sandrin, Angelo vs Tums, J. — 1/2-1/2 — Illinois Open
1964 — Gasztonyi, Endre vs Kapu, Jeno — 0-1 — Budapest ch-HUN
6.b3 — 10.7% (281 parties)
1958 — Pachman, Ludek vs Averbakh, Yuri L — 1/2-1/2 — Portoroz SLO
1958 — Padevsky, Nikola vs Thorbergsson, Freysteinn — 1/2-1/2 — Varna BUL
1959 — Pachman, Ludek vs Sanguinetti, Raul — 1/2-1/2 — Lima PER
1959 — Padevsky, Nikola vs Kostro, Jerzy — 1-0 — Leningrad RUS
1959 — Pachman, Ludek vs Ratolistka, Josef — 1/2-1/2 — Bratislava SVK
6.Nc3 — 6.9% (181 parties)
1892 — Lee, Francis J vs Rumboll, Alfred — 0-1 — London ENG
1938 — Palau, Luis vs Corte, Cesar J — 0-1 — Argentina
1939 — Van Scheltinga, Theo vs Enevoldsen, Jens — 0-1 — Buenos Aires ARG
1948 — Maderna, Carlos vs Pilnik, Herman — 1/2-1/2 — Mar del Plata ARG
1952 — Szily, Jozsef vs Barcza, Gedeon — 1/2-1/2 — Budapest HUN