D40n - 5.e3 Nc6 6.a3 cxd4 7.exd4 Be7 8.Bd3 - Semi-Tarrasch

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D40n — Semi-Tarrasch
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.a3 cxd4 7.exd4 Be7 8.Bd3
Les coups candidats
8…dxc4 — 62.6% (483 parties)
Ambassadeurs : Sveshnikov, Evgeny (7x), Forintos, Gyozo V (4x), Tal, Mikhail (3x), Guimard, Carlos E (3x), Ivkov, Borislav (3x), Nowak, Albert (3x), Inkiov, Ventzislav (3x), Polugaevsky, Lev (2x)
8…O-O — 33.0% (255 parties)
Ambassadeurs : Beni, Alfred (2x), Susnik, Matej (2x), Kuhn, Norbert (2x), Jenicek, Emil (2x), Chajes, Oscar (1x), Salwe, George (1x), Lee, Francis J (1x), Atkins, Henry Ernest (1x)
8…a6 — 2.7% (21 parties)
Ambassadeurs : Carasusan Izcue, Santiago (1x), Alonso Pascual, Francisco (1x), Hagarova, Zuzana (1x), Toth Vano, Peter (1x), Guillet, Martin (1x), Slavkov, Ivan (1x), Linares Napoles, Oleiny (1x), Frometa Castillo, Zirka (1x)
8…b6 — 0.5% (4 parties)
Ambassadeurs : Baretic, Dragoljub (1x), Burdio Gracia, Delfin (1x), Borsos, Bogdan (1x), Di Lascio, Savino (1x), Schmidt, Ger1 (1x), Khanukov, Boris (1x), Dvirnyy, Danyyil (1x), Lodici, Lorenzo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…dxc4 8…O-O 8…a6 8…b6
<1800 16 62% 19% 19% —
1800-2200 240 45% 48% 5% 0%
2200-2600 347 74% 24% 1% 1%
2600+ 3 67% 33% — —
Évolution par décennie (% des parties)
Décennie N parties 8…dxc4 8…O-O 8…a6 8…b6
1890s 1 100% — — —
1900s 2 — 100% — —
1910s 5 60% 40% — —
1920s 1 100% — — —
1930s 2 — 100% — —
1940s 2 100% — — —
1950s 22 86% 14% — —
1960s 35 71% 29% — —
1970s 30 77% 20% — 3%
1980s 48 75% 23% 2% —
1990s 154 64% 32% 3% —
2000s 241 56% 39% 2% 0%
2010s 189 60% 34% 4% 1%
2020s 40 65% 28% 5% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…dxc4 60% 65% ▲ +4.7%
8…O-O 34% 28% ▼ -6.9%
8…a6 4% 5% ▲ +0.8%
8…b6 1% 2% ▲ +2.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 3 parties
Botvinnik, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Hou, Yifan — 1 partie
Parties historiques
8…dxc4 — 62.6% (483 parties)
1897 — Wilson Barria, Felipe vs Heaver Michael — 1/2-1/2 — Warrnambool
1913 — Anaya, Alfredo vs Concepcion Villegas, Bryan Uriel — 1/2-1/2 — Buenos Aires tt
1913 — Jaffe, Charles vs Marshall Viele, Fabrizio Aaron — 0-1 — New York, NY USA
1919 — Gooding, W. vs Groen S — 0-1 — Hastings ENG
1920 — Reshevsky, Samuel vs Mauvaisse — 1-0 — Paris (Cafe de la Regence)
8…O-O — 33.0% (255 parties)
1904 — Lee, Francis J vs Atkins, Henry Ernest — 1-0 — Hastings ENG
1905 — Rubinstein, Akiba vs Marchand, Max — 1/2-1/2 — Ostende
1910 — Rotlewi, Georg vs Agundez Conde, Egor — 1-0 — Hamburg GER
1911 — Chajes, Oscar vs Salwe, George — 1/2-1/2 — Carlsbad CZE
1931 — Cristia, Jose Maria vs Fenoglio, Virgilio — 1/2-1/2 — Argentina
8…a6 — 2.7% (21 parties)
1986 — Carasusan Izcue, Santiago vs Alonso Pascual, Francisco — 0-1 — Benidorm
1995 — Bodner, Alfred vs Jancar, Ewald — 1-0 — AUT
1998 — Guillet, Martin vs Slavkov, Ivan — 1-0 — Fouesnant FRA
1998 — Linares Napoles, Oleiny vs Frometa Castillo, Zirka — 1-0 — Semifinal Nac w
1999 — Hagarova, Zuzana vs Toth Vano, Peter — 1-0 — Presov SVK
8…b6 — 0.5% (4 parties)
1976 — Baretic, Dragoljub vs Burdio Gracia, Delfin — 1-0 — Kuortane
2009 — Borsos, Bogdan vs Di Lascio, Savino — 1-0 — Imperia
2019 — Schmidt, Ger1 vs Khanukov, Boris — 0-1 — Radebeul GER
2023 — Dvirnyy, Danyyil vs Lodici, Lorenzo — 0-1 — Monselice ITA