D52a - 6.Nf3 [+0.26]

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D52a —
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3
Eval: [+0.26]
Les coups candidats
Ambassadeurs : Bogoljubow, Efim (28x), Alekhine, Alexander (27x), Wiesinger, Johann (27x), Szczepanski, Zbigniew (25x), Euwe, Max (23x), Spielmann, Rudolf (22x), Timar, Zsolt (22x), Kashdan, Isaac (19x)
Ambassadeurs : Weber, Karlheinz (18x), Capablanca, Jose (8x), Botvinnik, Mikhail (8x), Landau, Salo (6x), Ahues, Carl (6x), Kashdan, Isaac (6x), Koksal, Ege (6x), Temizkan, Denizcan (5x)
6…Bb4 — 5.2% (1050 parties)
Ambassadeurs : Lucena Cifré, Rafael José (16x), Jakovljevic, Zivota (5x), Gohla, Ulf (4x), Mitric, Nebojsa (4x), Burn, Amos (3x), Koepcke, Klaus-Peter (3x), Gimenez Ferrer, Xavier (3x), Tran Thi Diem Quynh (3x)
6…Bd6 — 3.7% (747 parties)
Ambassadeurs : Kuerten, Detlef (4x), Maroczy, Geza (3x), Ghosh, Chanchal Kumer (3x), Mogstad, Ola P (3x), Maliutin, Boris (2x), Gruenfeld, Ernst (2x), Karmann, Alexander (2x), Koelsch, Maximilian (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Qa5 6…Be7 6…Bb4 6…Bd6
<1800 996 57% 22% 8% 7%
1800-2200 7603 66% 19% 6% 5%
2200-2600 5264 75% 16% 2% 2%
2600+ 300 78% 10% 1% 0%
Évolution par décennie (% des parties)
Décennie N parties 6…Qa5 6…Be7 6…Bb4 6…Bd6
1890s 10 30% — 50% 20%
1900s 71 82% 11% 3% 4%
1910s 39 74% 13% 5% 5%
1920s 249 82% 13% 3% 1%
1930s 421 77% 19% 3% 0%
1940s 142 81% 15% 2% 1%
1950s 121 74% 18% 2% 1%
1960s 193 71% 22% 4% 1%
1970s 283 73% 17% 5% 1%
1980s 850 77% 15% 4% 1%
1990s 3392 71% 17% 6% 3%
2000s 6589 68% 19% 6% 4%
2010s 6626 65% 19% 5% 4%
2020s 1394 68% 18% 2% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Qa5 65% 68% ▲ +2.2%
6…Be7 19% 18% ▼ -1.4%
6…Bb4 5% 2% ▼ -2.9%
6…Bd6 4% 3% ▼ -1.4%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Euwe, Max — 10 parties
Alekhine, Alexander — 10 parties
Botvinnik, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Carlsen, Magnus — 9 parties
Smyslov, Vladimir — 8 parties
Kramnik, Vladimir — 8 parties
Ding, Liren — 5 parties
Gukesh D — 4 parties
Ju, Wenjun — 3 parties
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
6…Qa5 — 68.5% (13960 parties)
1892 — Hodges, Albert vs Lasker, Emanuel — 0-1 — New York, NY USA
1897 — Burn, Amos vs Schiffers, Emanuel — 1-0 — Berlin GER
1898 — Walbrodt, Carl vs Tarrasch, Siegbert — 1/2-1/2 — Vienna AUT
1904 — Wilcox, FF. vs Goldberg, Adam W — 1-0 — Cable Match
1904 — Atkins, Henry Ernest vs Karonga MacDonald — 1-0 — Hastings ENG
6…Be7 — 18.1% (3681 parties)
1903 — Lovtsky, M. vs Bernstein, Olivia — 1/2-1/2 — Kiev UKR
1904 — Schlechter, Carl vs Bernstein, Ossip — 1/2-1/2 — Coburg
1905 — Nyholm, Gustav vs Leonhardt, Paul — 1-0 — Barmen GER
1905 — Sika, T. vs Důras, Oldřich — 0-1 — Prague CZE
1905 — Alapin, Simon vs Bernstein, Olivia — 0-1 — Barmen GER
6…Bb4 — 5.2% (1050 parties)
1896 — Maroczy, Geza vs Agnivesh Albin — 1-0 — Budapest HUN
1897 — Burn, Amos vs D Marco, Gianni — 1-0 — Berlin GER
1897 — Burn, Amos vs Marco, Georg — 1-0 — Berlin GER
1898 — Janowski, Dawid vs D Marco, Gianni — 1/2-1/2 — Vienna AUT
1898 — Burn, Amos vs Janowski, Dawid — 1/2-1/2 — Vienna AUT
6…Bd6 — 3.7% (747 parties)
1890 — Englisch, Berthold vs Lasker, Emanuel — 0-1 — Vienna AUH
1895 — Pillsbury, Harry vs Tinsley, Samuel — 1-0 — Hastings ENG
1903 — Marshall Viele, Fabrizio Aaron vs Teichmann, Radek — 0-1 — Monte Carlo MNC
1906 — Swiderski, Rudolf vs Maliutin, Boris — 1/2-1/2 — Ostend
1909 — Verlinsky, Boris vs Maliutin, Boris — 0-1 — St Petersburg RUS