D52i - 7…Bb4 - Bogoljubow Variation (1904)

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D52i — Cambridge Springs, Bogoljubow Variation (1904)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.Nd2 Bb4
Les coups candidats
Ambassadeurs : Mataix Arbona, César (17x), Aannevik, Bjarne (16x), Pino Munoz, Francisca (16x), Palladino, Mario (16x), Jans, Antoine (16x), Sabbatini, Giuseppe (16x), Mayr, Franz (16x), Ling, Anthony (16x)
8.Bxf6 — 4.2% (192 parties)
Ambassadeurs : Kertesz, Alfred (3x), Sebenik, Matej (2x), Gregorc, Igor (2x), Ziembinski, Marian (2x), Delekat, Julian (2x), Kornrumpf, Joachim (1x), Wiedemann, Franz (1x), Kraidman, Yair (1x)
8.Rc1 — 2.4% (111 parties)
Ambassadeurs : Basso, Pier Luigi (4x), Chen, Yining (4x), Hossain, Enamul (2x), Cheparinov, Ivan (2x), Mohammad Fahad, Rahman (2x), Carames, Luis (1x), Fernandez, Ruben (1x), Haave, Carl (1x)
8.Qc1 — 1.2% (54 parties)
Ambassadeurs : Potapov, Alexander (3x), Matras, Ondrej (2x), Zezula, Jakub (2x), Bousios, Hristos (1x), Zannias, Georgios (1x), Schmid, Erwin (1x), Kannenberg, Karl-Heinz (1x), Koopmann, Rolf, Dr. (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 340 92% 4% 1% 1%
1800-2200 2091 92% 5% 1% 1%
2200-2600 1324 90% 4% 5% 1%
2600+ 64 77% — 17% 3%
Évolution par décennie (% des parties)
Décennie N parties 8.Qc2 8.Bxf6 8.Rc1 8.Qc1
1950s 33 97% — — —
1960s 41 93% 5% 2% —
1970s 73 89% 7% 1% 1%
1980s 246 94% 4% 0% 1%
1990s 830 92% 5% 1% 1%
2000s 1514 93% 4% 0% 2%
2010s 1457 92% 4% 2% 1%
2020s 384 78% 3% 18% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Qc2 92% 78% ▼ -14.6%
8.Bxf6 4% 3% ▼ -1.0%
8.Rc1 2% 18% ▲ +16.5%
8.Qc1 1% 1% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 7 parties
Kramnik, Vladimir — 2 parties
Carlsen, Magnus — 2 parties
Ju, Wenjun — 2 parties
Gukesh D — 2 parties
Ding, Liren — 1 partie
Parties historiques
8.Qc2 — 91.5% (4190 parties)
1950 — Larsen, Ingrid vs Gresser, Gisela Kahn — 1-0 — Moscow RUS
1950 — Siegel, Paul vs Heymann, Samuel — 1/2-1/2 — Bad Pyrmont GER
1950 — Alfred, Le Bron vs Heymann, Samuel — 1-0 — Bad Pyrmont GER
1950 — Gruenfeld, Ernst vs Soluch, Leopold — 1-0 — Vienna AUT
1950 — Pomar Salamanca, Arturo vs Ribeiro, Joao — 1-0 — Estoril
8.Bxf6 — 4.2% (192 parties)
1968 — Kraidman, Yair vs Beyen, Roland — 1-0 — Lugano SUI
1969 — Kornrumpf, Joachim vs Wiedemann, Franz — 1/2-1/2 — Hamburg GER
1973 — Hernandez, Gustavo vs Martinez Jr, Salvador — 1-0 — Caracas VEN
1973 — Thorbergsson, Freysteinn vs Agustsson, Gudmundur — 0-1 — Icelandic Chess Cham
1976 — Vainio, Matti vs Raty, Sakari — 0-1 — ?
8.Rc1 — 2.4% (111 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 — Sander, Dirk vs Streich, Bernd — 1-0 — Leipzig GER
8.Qc1 — 1.2% (54 parties)
1978 — Bousios, Hristos vs Zannias, Georgios — 1-0 — ?
1985 — Schmid, Erwin vs Kannenberg, Karl-Heinz — 1-0 — Bayern-chB GER
1987 — Koopmann, Rolf, Dr. vs Shomali, Khaled — 1/2-1/2 — Muenster GER
1990 — Van Dongen, Patrick vs Ruch, Bernard — 1-0 — Challes
1991 — Klimek, Winfried vs Boettcher, Ulrich — 1/2-1/2 — Schleswig Holstein