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D46c — Bogoljubow
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Be7 7.O-O
Les coups candidats
Ambassadeurs : Karakehajov, Kalin (12x), Bogoljubow, Efim (9x), Rossi, Giampiero (9x), Gruenfeld, Ernst (8x), Botvinnik, Mikhail (7x), Koltanowski, George (6x), Szily, Jozsef (6x), Ljubojevic, Ljubomir (6x)
7…dxc4 — 12.4% (329 parties)
Ambassadeurs : Gagliardi, Virgilio (5x), Botvinnik, Mikhail (2x), Granda Zuniga, Julio E (2x), Darrigues, Alain (2x), Urbonaviciute, Zivile (2x), Gligorić, Svetozar (1x), Horvat, Rudolf (1x), Vidmar Milan (1x)
7…b6 — 3.1% (82 parties)
Ambassadeurs : Gadimbayli, Abdulla (2x), Gruber, Sandor (1x), Szekely, Jeno (1x), Andersen Zargham, Ellene (1x), Erdelyi, Sandor (1x), Saemisch (1x), Szily (1x), Venni, Tito (1x)
7…Qc7 — 2.8% (74 parties)
Ambassadeurs : Schmidt, Paul Felix (1x), Pfeiffer, Gerhard (1x), Van Doesburgh, Gerrit (1x), Van Hoorn, Peter (1x), Gonzalez May, Daniel Francisco (1x), Kluger, Gyula (1x), Andersen, Erik (1x), Bodstrup Christoffersen, Jens Emil (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…O-O 7…dxc4 7…b6 7…Qc7
<1800 130 79% 9% 4% 2%
1800-2200 1045 78% 12% 3% 4%
2200-2600 589 82% 12% 5% 1%
2600+ 14 57% 29% 14%
Évolution par décennie (% des parties)
Décennie N parties 7…O-O 7…dxc4 7…b6 7…Qc7
1890s 1 100%
1900s 4 75% 25%
1910s 2 50% 50%
1920s 32 94% 6%
1930s 125 86% 8% 2% 3%
1940s 58 90% 7% 2% 2%
1950s 46 78% 15% 2% 2%
1960s 42 60% 33% 2%
1970s 44 75% 18% 5% 2%
1980s 98 83% 11% 2% 2%
1990s 429 80% 11% 4% 2%
2000s 901 79% 12% 3% 3%
2010s 785 76% 14% 4% 3%
2020s 78 88% 8% 3% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…O-O 76% 88% ▲ +12.4%
7…dxc4 14% 8% ▼ -6.3%
7…b6 4% 3% ▼ -1.4%
7…Qc7 3% 1% ▼ -2.0%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 9 parties
Alekhine, Alexander — 3 parties
Kramnik, Vladimir — 2 parties
Lasker, Emanuel — 1 partie
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
7…O-O — 79.0% (2090 parties)
1893 — Lasker, Emanuel vs Hanham, James — 1-0 — New York, NY USA
1900 — Pillsbury, Harry vs Silberberg, GFriedlaender — 1-0 — Chicago, IL USA
1908 — Teichmann, Alexander vs Alapin, Simon — 1/2-1/2 — Prague CZE
1908 — Swiderski, Radoslaw vs Alapin, Simon — 1-0 — Vienna AUT
1911 — Leonhardt, Paul vs Alapin, Simon — 1-0 — Carlsbad CZE
7…dxc4 — 12.4% (329 parties)
1909 — Cohn, Erich vs Bernstein, Ossip — 1-0 — St Petersburg RUS
1915 — Jaffe, Charles vs Simonson E — 1-0 — USA
1924 — Davidson, Jacques vs Olland, Adolf George — 1-0 — NED
1928 — Ismailov Akmaljon vs Schebarschin — 1-0 — Moscow RUS
1931 — Johner, Hans vs Vidmar, Marjeta — 0-1 — Prague CZE
7…b6 — 3.1% (82 parties)
1931 — Gruber, Sandor vs Szekely, Jeno — 0-1 — Budapest HUN
1931 — Andersen Zargham, Ellene vs Erdelyi, Sandor — 1-0 — Prague ol Prague CZE
1941 — Saemisch vs Szily — 1-0 — Trencianske Teplice SVK
1956 — Venni, Tito vs Norcia, Federico — 1-0 — Rovigo
1964 — Kogan Plachkinova, Carolina vs Afonin, Aleksandr Vik — 1-0 — USSR
7…Qc7 — 2.8% (74 parties)
1930 — Andersen, Erik vs Bodstrup Christoffersen, Jens Emil — 1-0 — Stockholm SWE
1931 — Van Doesburgh, Gerrit vs Van Hoorn, Peter — 0-1 — NED
1931 — Gonzalez May, Daniel Francisco vs Kluger, Gyula — 1-0 — Kosice
1934 — Illetsko, Jaroslav vs Guimard, Carlos E — 1/2-1/2 — Mar del Plata ARG
1941 — Schmidt, Paul Felix vs Pfeiffer, Gerhard — 0-1 — Bad Oeynhausen GER