B52a - 4.* - Moscow Variation, Main Line (1940)

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B52a — Moscow Variation, Main Line (1940)
1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7
Les coups candidats
4.Bxd7+ — 89.6% (35904 parties)
Ambassadeurs : ? (96x), Barbu, George-Viorel (66x), Glek, Igor (38x), Nevednichy, Vladislav (36x), Oral, Tomas (34x), Ortiz Galvan, Manuel Eliu (34x), Rublevsky, Sergei (31x), Komliakov, Viktor (26x)
4.a4 — 4.2% (1695 parties)
Ambassadeurs : Wall, Gavin (38x), Chernyshov, Konstantin (24x), Schwab, Rene (16x), Shirazi, Kamran (15x), Gudat, Alfons (13x), Pueschel, Werner (13x), Mayer, Istvan (13x), Sihvonen, Tero (12x)
4.c4 — 4.1% (1657 parties)
Ambassadeurs : Smith, Allyne (26x), Rozentalis, Eduardas (17x), Alekseev, Evgeny (15x), Romanishin, Oleg M (9x), David, Alberto (9x), Shirazi, Kamran (7x), Neiksans, Arturs (7x), Szabo, Janos (6x)
4.Qe2 — 1.2% (498 parties)
Ambassadeurs : Muri, Emil (12x), Sarana-Hungeling, Oksana (11x), Pericka, Tomas (9x), Barle, Janez (5x), Schuster, Gerhard (5x), Wilshusen, Horst (4x), Pedersen, Erik (3x), Kruzitis, Ronalds (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Bxd7+ 4.a4 4.c4 4.Qe2
<1800 2924 92% 2% 2% 2%
1800-2200 15982 90% 5% 3% 1%
2200-2600 16271 90% 4% 6% 1%
2600+ 809 85% 2% 12% 1%
Évolution par décennie (% des parties)
Décennie N parties 4.Bxd7+ 4.a4 4.c4 4.Qe2
1950s 132 89% 2% — 8%
1960s 235 81% 14% 0% 4%
1970s 838 90% 7% 0% 2%
1980s 1354 90% 7% 2% 1%
1990s 5439 90% 6% 1% 2%
2000s 10951 93% 4% 1% 1%
2010s 14592 91% 3% 4% 1%
2020s 6520 81% 4% 14% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Bxd7+ 91% 81% ▼ -9.5%
4.a4 3% 4% +0.5%
4.c4 4% 14% ▲ +9.4%
4.Qe2 1% 1% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Kramnik, Vladimir — 9 parties
Karpov, Anatoly — 6 parties
Botvinnik, Mikhail — 2 parties
Lasker, Emanuel — 1 partie
Smyslov, Vladimir — 1 partie
Gukesh D — 1 partie
Ding, Liren — 1 partie
Parties historiques
4.Bxd7+ — 89.6% (35904 parties)
1950 — Rossolimo, Nicolas vs Pilnik, Herman — 1/2-1/2 — Mar del Plata ARG
1950 — Boleslavsky, Isaac vs Miguel, Nahuel — 1/2-1/2 — Budapest HUN
1950 — Tartakower, Savielly vs Johansson, Ingi — 0-1 — Dubrovnik olm
1950 — Lilienthal, Andor vs Miguel, Nahuel — 0-1 — Budapest HUN
1950 — Canal, Esteban vs Mastichiadis, Fotis — 1/2-1/2 — Dubrovnik olm
4.a4 — 4.2% (1695 parties)
1958 — Machavariani, Alexandre vs Shianovsky, Vladislav I — 1-0 — Vilnius LTU
1958 — Gurgenidze, Bukhuti vs Tal, Mikhail — 0-1 — Riga ch-URS
1958 — Gurgenidze, Bukhuti vs Petrosian, Tigran V. — 1/2-1/2 — Riga ch-URS
1960 — Gurgenidze, Bukhuti vs Tringov, Georgi P — 1/2-1/2 — Leningrad RUS
1961 — Grabczewski, Romuald vs Podlas, Krzysztof — 1/2-1/2 — Warsaw POL
4.c4 — 4.1% (1657 parties)
1969 — Faibisovich, Vadim Z vs Yoffe, Alexs — 1-0 — USSR
1975 — Romanishin, Oleg M vs Savon, Vladimir — 0-1 — Vilnius LTU
1976 — Romanishin, Oleg M vs Tukmakov, Vladimir B — 1-0 — Yerevan Erevan ARM
1979 — Mestel, A Jonathan vs Fedder, Steen — 1-0 — Esbjerg DEN
1980 — Mestel, A Jonathan vs Jakobsen, Ole — 1/2-1/2 — Esbjerg DEN
4.Qe2 — 1.2% (498 parties)
1950 — Collet, Hugo vs Panagopoulos, Takis — 1-0 — Dubrovnik olm
1950 — Rossolimo, Nicolas vs Kramer, Haije — 1-0 — Beverwijk NED
1954 — Porrecca, Giorgio vs Bolbochan, Jacobo — 0-1 — Amsterdam NED
1954 — Piazzini, Luis vs Shocron, Ruben — 0-1 — Buenos Aires ARG
1954 — Burstein, S vs Abiolla James — 1-0 — Munich GER