B45j - 5…Nf6 6.Be3 Bb4 7.Bd3 - Taimanov Four Knights [-0.13]

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B45j — Taimanov Four Knights
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Be3 Bb4 7.Bd3
Eval: [-0.13]
Les coups candidats
7…d5 — 74.0% (1412 parties)
Ambassadeurs : Bousios, Hristos (5x), Tegzes, Laszlo (5x), Ficco, Corrado (5x), Spielmann, Rudolf (4x), Theissl Pokorna, Regina (4x), Hector, Jonny (4x), Saltaev, Mihail (4x), Ayyad, Maher (4x)
7…Qa5 — 9.2% (176 parties)
Ambassadeurs : Basanta, Gary (2x), Forbes, Garry (2x), Gabor, Attila (2x), Laliena Solanes, Luis (2x), Krsek, Lukas (2x), Villing, Dieter (2x), Doan, Thi Van Anh (2x), Brusnjak, Saso (2x)
7…O-O — 6.9% (132 parties)
Ambassadeurs : Swoboda, Ernst (2x), Tamas, Norbert (2x), Sarkadi, Laszlo (2x), Talishzada, Orkhan (2x), O Hanlon John (1x), Peebles Castro, Gregorio (1x), McCormick, Edgar T (1x), Magee Lee (1x)
7…e5 — 2.7% (52 parties)
Ambassadeurs : Calva Caballero, Ivan Montserrat (2x), Bonfioli (1x), Astete Canal, Luisa Fernanda (1x), Pupols, Viktors (1x), Watson, John (1x), Bergeron, Steeve (1x), Bolduc, Steve (1x), Dauvilliers, Hugo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…d5 7…Qa5 7…O-O 7…e5
<1800 122 67% 15% 8% 2%
1800-2200 808 74% 11% 5% 3%
2200-2600 374 87% 3% 4% 2%
Évolution par décennie (% des parties)
Décennie N parties 7…d5 7…Qa5 7…O-O 7…e5
1860s 2 100% — — —
1870s 5 100% — — —
1880s 3 100% — — —
1890s 7 100% — — —
1900s 13 69% 8% — —
1910s 9 100% — — —
1920s 2 100% — — —
1930s 8 75% — 12% —
1940s 9 78% — 22% —
1950s 5 80% — 20% —
1960s 45 89% 9% — 2%
1970s 53 83% 2% 6% 4%
1980s 86 79% 7% 8% 2%
1990s 438 73% 9% 9% 1%
2000s 646 71% 11% 7% 2%
2010s 479 74% 11% 7% 3%
2020s 98 73% 5% 5% 12%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…d5 74% 73% -0.4%
7…Qa5 11% 5% ▼ -5.8%
7…O-O 7% 5% ▼ -1.6%
7…e5 3% 12% ▲ +9.1%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 2 parties
Kasparov, Garry — 2 parties
Alekhine, Alexander — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie
Parties historiques
7…d5 — 74.0% (1412 parties)
1865 — Zukertort, Johannes vs Anderssen, Adolf — 1-0 — Breslau GER
1865 — Zukertort, Johannes vs Anderssen, Adolf — 1-0 — Breslau GER
1870 — Zukertort, Johannes vs Anderssen, Leif — 1-0 — unknown
1877 — Anderssen, Adolf vs Paulsen, Laurids — 0-1 — Leipzig GER
1878 — Chigorin, Mikhail vs Schiffers, Emanuel — 0-1 — St Petersburg RUS
7…Qa5 — 9.2% (176 parties)
1906 — Wolbrecht, George H vs Alvarez Lee, Felix — 1-0 — ?
1960 — Hunter, Charles Stanley vs Bramley, E. — 1-0 — corr England
1965 — Cherubim, Reinhard vs Orth, E.. — 1-0 — GER
1968 — Lenstra, Wiebe vs Odink, Karel — 1-0 — ?
1969 — Murray, J Stephen vs Balaskas, Panayotis — 0-1 — Dresden GER
7…O-O — 6.9% (132 parties)
1938 — O Hanlon John vs Peebles Castro, Gregorio — 1-0 — ?
1940 — Adams, Weaver vs Fine, Richard Alvaro Adrien — 0-1 — New York, NY USA
1949 — McCormick, Edgar T vs Magee Lee — 1-0 — US op Omaha
1954 — Skelbak, M. vs Gottlieb, Avraham — 0-1 — Frederiksvark
1972 — Semakoff, Aleks vs Braesch, Bengt — 1/2-1/2 — Hallsberg SWE
7…e5 — 2.7% (52 parties)
1963 — Bonfioli vs Astete Canal, Luisa Fernanda — 0-1 — Imperia
1975 — Pupols, Viktors vs Watson, John — 1/2-1/2 — Vancouver BC CAN
1979 — Thomsen Jakob Aabling vs Salonen, Jyrki — 0-1 — Sundsvall
1988 — Bergeron, Steeve vs Bolduc, Steve — 0-1 — Montreal CAN
1989 — Dauvilliers, Hugo vs Longueville, Thomas — 1/2-1/2 — cr.