D40q - 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5 - Semi-Tarrasch

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D40q — Semi-Tarrasch
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5
Eval: [+0.21]
Les coups candidats
8.b4 — 97.5% (1567 parties)
Ambassadeurs : Tal, Mikhail (7x), Ivkov, Borislav (7x), Wedberg, Tom (7x), Belov, Igor (6x), Kratochvíl, Václav (6x), Teichmann, Richard (5x), Rubinstein, Akiba (5x), Berger, Johann (4x)
8.cxd5 — 1.6% (25 parties)
Ambassadeurs : Gentil Junior, Luiz (1x), Mascarenhas, Alberto Pinheiro (1x), Kadas, Gabor (1x), Sugar, Karoly (1x), Lovass, Imre (1x), Kluger, Gyula (1x), Segal, Alexandru Sorin (1x), Li, Zunian (1x)
8.Be2 — 0.7% (11 parties)
Ambassadeurs : Salus, Stephane (1x), Daurelle, Herve (1x), Sokolov, Albert (1x), Zolnierowicz, Krzysztof (1x), Kochyev, Alexander (1x), Monin, Nikolay (1x), Mishuchkov, Nikolai M. (1x), Dvoirys, Semen I. (1x)
8.Qc2 — 0.2% (3 parties)
Ambassadeurs : Morsare, Knut (1x), Magnusson, Karl (1x), Happel, Henk (1x), Wise, David (1x), Galinsky, Timofey (1x), Gonzalez, Francisco Silva (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.b4 8.cxd5 8.Be2 8.Qc2
<1800 18 100% — — —
1800-2200 355 96% 2% 2% —
2200-2600 926 98% 2% 1% 0%
2600+ 68 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 8.b4 8.cxd5 8.Be2 8.Qc2
1840s 1 100% — — —
1850s 1 100% — — —
1870s 2 100% — — —
1880s 1 100% — — —
1890s 1 100% — — —
1900s 30 100% — — —
1910s 9 100% — — —
1920s 3 100% — — —
1930s 9 100% — — —
1940s 10 100% — — —
1950s 13 92% — — —
1960s 28 100% — — —
1970s 47 100% — — —
1980s 135 95% 4% 1% —
1990s 266 96% 2% 2% 1%
2000s 337 98% 1% 0% —
2010s 520 97% 2% 1% 0%
2020s 194 99% 1% 1% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.b4 97% 99% ▲ +1.7%
8.cxd5 2% 1% ▼ -1.2%
8.Be2 1% 1% -0.3%
8.Qc2 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 7 parties
Anand, Viswanathan — 7 parties
Alekhine, Alexander — 3 parties
Smyslov, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Kramnik, Vladimir — 2 parties
Gukesh D — 2 parties
Parties historiques
8.b4 — 97.5% (1567 parties)
1843 — Staunton, Howard vs Saint Amant, Pierre C — 1/2-1/2 — Paris FRA
1857 — Knott Rodriguez, Dylan Emmanuel vs Perrin, Fleur — 0-1 — New York, NY USA
1877 — Paulsen, L Goring vs Zukertort allies — 1-0 — Leipzig consult
1877 — Paulsen, LGoeringMetger vs AnderssenZukertortSchmid, C — 0-1 — Leipzig GER
1880 — Paulsen, Louis vs Wemmers, Carl — 1/2-1/2 — Wiesbaden GER
8.cxd5 — 1.6% (25 parties)
1981 — Kadas, Gabor vs Sugar, Karoly — 1/2-1/2 — Budapest HUN
1981 — Lovass, Imre vs Kluger, Gyula — 1/2-1/2 — Budapest HUN
1981 — Cladouras, Panagiotis vs Alscher, H. — 1-0 — GER
1982 — Segal, Alexandru Sorin vs Li, Zunian — 0-1 — Lucerne SUI
1983 — Bozovic, Milomir vs Andrijevic, Milan — 0-1 — Pula CRO
8.Be2 — 0.7% (11 parties)
1989 — Salus, Stephane vs Daurelle, Herve — 1-0 — France
1991 — Mishuchkov, Nikolai M. vs Dvoirys, Semen I. — 1/2-1/2 — Moscow RUS
1991 — Donchenko, Anatoly vs Totsky, Leonid — 1/2-1/2 — Moscow RUS
1993 — Sokolov, Albert vs Zolnierowicz, Krzysztof — 1/2-1/2 — Lublin POL
1997 — Kochyev, Alexander vs Monin, Nikolay — 1/2-1/2 — St Petersburg RUS
8.Qc2 — 0.2% (3 parties)
1995 — Happel, Henk vs Wise, David — 1-0 — It (open) Soest NED
1998 — Morsare, Knut vs Magnusson, Karl — 1-0 — Hallstahammar
2018 — Galinsky, Timofey vs Gonzalez, Francisco Silva — 1-0 — Fagernes NOR