A12b - 3…Bg4 - Bogoljubow Variation [+0.00]

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A12b — Bogoljubow Variation
1.c4 c6 2.Nf3 d5 3.b3 Bg4
Eval: [+0.00]
Les coups candidats
4.Bb2 — 47.7% (619 parties)
Ambassadeurs : McNab, Colin A (8x), Sarno, Spartaco (6x), Hennings, Artur (5x), Przewoznik, Jan (4x), Uhlmann, Wolfgang (4x), Reti, Richard (3x), Summerscale, Aaron P (3x), Kallai, Gabor (3x)
4.e3 — 25.1% (326 parties)
Ambassadeurs : Reschke, Stefan (4x), Spiridonov, Nikola (4x), Contin, Daniel (4x), Kuczynski, Robert (3x), Fauland, Alexander (3x), Telljohann, Sven (3x), Bojchev, Marian (3x), Adan Bermudez, Sergio (3x)
4.Ne5 — 18.5% (240 parties)
Ambassadeurs : Krnic, Zdenko (3x), Kalabar, Sadi (2x), Ivacic, Vladimir (2x), Forintos, Gyozo V (2x), Bencze, Laszlo Dr (2x), Pohl, Walter (2x), Karaklajic, Nikola (2x), Kalezic, Blazo (2x)
4.g3 — 5.9% (76 parties)
Ambassadeurs : Przewoznik, Jan (4x), Mammadova, Nargiz (3x), Fisher-Kirshner, Micah (2x), Jeran, Bostjan (2x), Baad Schmidt, Noah (1x), Turn (1x), Mazel, Isaak Y (1x), Zamikhovsky, Abram (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Bb2 4.e3 4.Ne5 4.g3
<1800 19 26% 42% 16% 16%
1800-2200 315 42% 20% 26% 9%
2200-2600 762 50% 28% 16% 4%
2600+ 4 75% 25% — —
Évolution par décennie (% des parties)
Décennie N parties 4.Bb2 4.e3 4.Ne5 4.g3
1920s 3 100% — — —
1930s 6 17% — 50% 33%
1940s 5 40% 20% 40% —
1950s 6 50% 17% — —
1960s 9 78% 11% 11% —
1970s 36 44% 39% 6% —
1980s 63 52% 30% 11% 3%
1990s 368 51% 23% 18% 5%
2000s 456 46% 23% 20% 8%
2010s 310 44% 30% 20% 5%
2020s 36 61% 22% 6% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Bb2 44% 61% ▲ +17.6%
4.e3 30% 22% ▼ -7.5%
4.Ne5 20% 6% ▼ -14.8%
4.g3 5% 6% ▲ +0.7%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 3 parties
Gukesh D — 2 parties
Anand, Viswanathan — 1 partie
Parties historiques
4.Bb2 — 47.7% (619 parties)
1925 — Reti, Richard vs Bogoljubow, Efim — 1-0 — Moscow RUS
1925 — Reti, Richard vs Capablanca, Jose — 1/2-1/2 — Moscow RUS
1928 — Reti, Richard vs Weenink, Henri — 0-1 — Amsterdam NED
1931 — Bogoljubow, Efim vs Roedl, Ludwig — 0-1 — Swinemuende
1940 — Weiss, Ernst vs Kieninger, Anton — 1-0 — Gelsenkirchen GER
4.e3 — 25.1% (326 parties)
1949 — Stirna, Uldis vs Zemgalis, Elmars — 0-1 — Esslington
1956 — Ignatiev, Felix N vs Chistiakov, Alexander — 1-0 — Moscow RUS
1962 — Hort, Vlastimil vs Zinn, Lothar — 0-1 — Marianske Lazne
1973 — Smyslov, Vladimir vs Sveshnikov, Evgeny — 1/2-1/2 — Moskou ch-URS
1973 — Frolov, Artur vs Lukashkin, Andrey — 1-0 — Leningrad RUS
4.Ne5 — 18.5% (240 parties)
1936 — Weil, Wolfgang vs Tautvaisas, Povilas — 1-0 — Munich GER
1938 — Shishov, Mikhail vs Kan, Ilya A — 1-0 — Moscow VZSPS Tch
1939 — Ozols, Karlis vs Bogoljubow, Efim — 0-1 — Kemeri / Riga
1946 — Markovic, Miroslav vs Kalabar, Sadi — 1-0 — Zagreb CRO
1946 — Tot, Bora vs Kalabar, Sadi — 0-1 — Zagreb CRO
4.g3 — 5.9% (76 parties)
1931 — Mazel, Isaak Y vs Zamikhovsky, Abram — 0-1 — Moskou ch-URS
1936 — Baad Schmidt, Noah vs Turn — 1-0 — Estonia
1985 — Derikum, Axel vs Hermann, Manfred — 1/2-1/2 — GER
1989 — Knudsen, Ole Scott vs Bang, Andreas — 1/2-1/2 — Aalborg DEN
1991 — Zoldi, Zoltan vs Forgacs, Jozsef — 0-1 — HUN