D52i - 6…Qa5 7.Nd2 Bb4 - Cambridge Springs Bogoljubow Variation [+0.26]

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D52i — Cambridge Springs Bogoljubow Variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.Nd2 Bb4
Eval: [+0.26]
Les coups candidats
Ambassadeurs : Bogoljubow, Efim (18x), Lacrosse, Marc (17x), Alekhine, Alexander (16x), Pino Munoz, Francisca (16x), Vermeulen, Ernst J (16x), Ling, Anthony (16x), Aannevik, Bjarne (16x), Jans, Antoine (16x)
8.Bxf6 — 4.4% (211 parties)
Ambassadeurs : Funkova, H. (2x), Sebenik, Matej (2x), Gregorc, Igor (2x), Herreros Fernandez, Miguel (2x), Vaculik, Jakub (2x), Vukovic, Sava (1x), Milic, Borislav (1x), Subaric, Mladen (1x)
8.Rc1 — 2.1% (99 parties)
Ambassadeurs : Basso, Pier Luigi (5x), Chen, Yining(BJ) (3x), Kantor, Gergely (3x), Dreev, Aleksey (2x), Lei, Tingjie (2x), Hossain, Enamul (2x), Cheparinov, Ivan (2x), Mohammad Fahad, Rahman (2x)
8.Qc1 — 1.2% (59 parties)
Ambassadeurs : Potapov, Alexander (3x), Teichmann, Richard (2x), Matras, Ondrej (2x), Zezula, Jakub (2x), Oskam, Gerard (1x), Johner, Paul (1x), Napier, William (1x), Chajes, Oscar (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Qc2 8.Bxf6 8.Rc1 8.Qc1
<1800 156 92% 5% 1% 1%
1800-2200 1791 92% 5% 1% 1%
2200-2600 1449 90% 4% 4% 1%
2600+ 63 76% — 17% 3%
Évolution par décennie (% des parties)
Décennie N parties 8.Qc2 8.Bxf6 8.Rc1 8.Qc1
1900s 20 80% 10% — 10%
1910s 15 80% 20% — —
1920s 91 88% 10% — 2%
1930s 114 96% 4% — 1%
1940s 40 85% 15% — —
1950s 33 97% — — —
1960s 41 93% 5% 2% —
1970s 74 89% 7% 1% 1%
1980s 244 94% 4% 0% 1%
1990s 826 92% 5% 1% 1%
2000s 1511 93% 4% 0% 2%
2010s 1450 92% 4% 2% 1%
2020s 327 78% 2% 18% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Qc2 92% 78% ▼ -14.2%
8.Bxf6 4% 2% ▼ -1.5%
8.Rc1 2% 18% ▲ +16.4%
8.Qc1 1% 1% +0.2%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 10 parties
Alekhine, Alexander — 10 parties
Kasparov, Garry — 7 parties
Lasker, Emanuel — 4 parties
Smyslov, Vladimir — 4 parties
Kramnik, Vladimir — 2 parties
Carlsen, Magnus — 2 parties
Gukesh D — 2 parties
Ju, Wenjun — 2 parties
Botvinnik, Mikhail — 1 partie
Ding, Liren — 1 partie
Parties historiques
8.Qc2 — 91.6% (4386 parties)
1904 — Wilcox, FF. vs Goldberg, Adam W — 1-0 — Cable Match
1904 — De Visser, William vs Young John Welsh — 0-1 — Cable Match
1904 — Jaffe, Charles vs Schrader, Edward — 0-1 — St Louis
1905 — Fawcett, Edward Douglas vs Sergeant, Philip Walsingham — 0-1 — Southport ENG
1905 — Rubinstein, Akiba vs Mieses, Jacques — 1-0 — Lodz m Lodz POL
8.Bxf6 — 4.4% (211 parties)
1904 — Teichmann, Richard vs Van Vliet, Louis — 1/2-1/2 — London ENG
1906 — Englund, Fritz vs Mieses, Jacques — 0-1 — Stockholm SWE
1911 — Lasker, Emanuel vs Shipley, Walter P — 1-0 — Philadelphia, PA USA
1913 — Duras, Oldrich vs Lowtzky, Mojsesz — 1/2-1/2 — Warsaw POL
1913 — Marshall, Frank vs Jaffe, Charles — 1/2-1/2 — New York, NY USA
8.Rc1 — 2.1% (99 parties)
1966 — Carames, Luis vs Fernandez, Ruben — 1-0 — Buenos Aires ARG
1979 — Haave Carl vs Haugen, Arild — 1-0 — Randaberg
1982 — Ormasen, Odd Steinar vs De Lange, Daan — 0-1 — Hamar
1992 — Gomez Jurado, Luis Alberto vs Villa Izquierdo, Roberto — 1-0 — Barcelona ESP
1996 — Krug, Norbert vs Zander, Arnim — 1-0 — GER
8.Qc1 — 1.2% (59 parties)
1904 — Van Vliet, Louis vs MUELLER, Ogbaviro — 1-0 — London ENG
1905 — Napier, William vs Teichmann, Richard — 0-1 — Glasgow SCO
1923 — Oskam, Gerard vs Johner, Paul — 0-1 — Scheveningen NED
1923 — Teichmann, Richard vs Chajes, Oscar — 1-0 — Carlsbad CZE
1939 — Janecek, Adam vs Menchik, Vera Frantsevna — 0-1 — Buenos Aires ARG