E12n - 4.a3 Bb7 5.Nc3 d5 6.Bg5 Be7 - Petrosian

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E12n — Petrosian
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.Bg5 Be7
Les coups candidats
7.e3 — 42.2% (1337 parties)
Ambassadeurs : Riazantsev, Alexander (14x), Simal Moreira, Leonardo (10x), Lorincz, Istvan (7x), ? (7x), Huss, Andreas (6x), Csiszar, Csaba (6x), Siikaluoma, Auno (6x), Girya, Olga (6x)
Ambassadeurs : Van Wely, Loek (32x), Delemarre, Jop (14x), Szabo, Vilmos (13x), Bacrot, Etienne (12x), Gelfand, Boris (10x), Boensch, Uwe (10x), Piket, Jeroen (9x), Korchnoi, Viktor (8x)
7.Bxf6 — 17.3% (549 parties)
Ambassadeurs : Szeberenyi, Adam (20x), Huss, Andreas (15x), Rustemov, Alexander (9x), Kizov, Atanas (8x), Yanvarjov, Igor (7x), Riazantsev, Alexander (7x), Piket, Jeroen (5x), Ligterink, Gert (5x)
7.cxd5 — 6.5% (207 parties)
Ambassadeurs : Willmann, Bernd (5x), Andersson, Ulf (3x), Polugaevsky, Lev (2x), Petrosian, Tigran A. (2x), Smyslov, Vladimir (2x), Tal, Mikhail (2x), Abajas Hernandez, Vanesa (2x), Karpov, Anatoly (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.e3 7.Qa4+ 7.Bxf6 7.cxd5
<1800 44 61% 11% 14% 11%
1800-2200 829 57% 17% 12% 9%
2200-2600 1784 33% 37% 22% 5%
2600+ 194 28% 54% 12% 4%
Évolution par décennie (% des parties)
Décennie N parties 7.e3 7.Qa4+ 7.Bxf6 7.cxd5
1920s 1 100% — — —
1930s 1 100% — — —
1940s 1 100% — — —
1960s 11 55% — 9% 27%
1970s 46 63% — 15% 17%
1980s 95 49% 2% 35% 11%
1990s 538 31% 47% 14% 5%
2000s 1079 38% 30% 24% 5%
2010s 1161 47% 28% 12% 8%
2020s 239 53% 23% 15% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.e3 47% 53% ▲ +5.4%
7.Qa4+ 28% 23% ▼ -5.8%
7.Bxf6 12% 15% ▲ +3.3%
7.cxd5 8% 6% ▼ -2.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 7 parties
Anand, Viswanathan — 7 parties
Kasparov, Garry — 5 parties
Smyslov, Vladimir — 4 parties
Carlsen, Magnus — 4 parties
Hou, Yifan — 3 parties
Tal, Mikhail — 2 parties
Kramnik, Vladimir — 2 parties
Parties historiques
7.e3 — 42.2% (1337 parties)
1928 — Engel, Jindrich vs Gruenfeld, Ernst — 1/2-1/2 — Trencianske Teplice SVK
1936 — Concepcion Villegas, Bryan Uriel vs Iliesco, Juan — 0-1 — Mar del Plata ARG
1946 — Fairhurst, William vs Opocensky, Karel — 1-0 — Londen I
1966 — Kholmov, Ratmir D vs Lein, Andreas — 1/2-1/2 — Tbilisi ch-URS
1967 — Popov, Luben vs Ilievski, Borce — 1/2-1/2 — Skopje MKD
7.Qa4+ — 30.6% (970 parties)
1988 — Dzyuban, Oleg vs Vyzmanavin, Alexey — 1/2-1/2 — Riga Riga LAT
1989 — Savva, Panikos vs Riza, Conrad — 0-1 — Cyprus
1990 — Gelfand, Boris vs Dzindzichashvili, Roman — 1/2-1/2 — Manila PHI
1990 — Boensch, Uwe vs Huebner, Robert — 1/2-1/2 — Novi Sad SRB
1991 — Zvjaginsev, Vadim vs Savon, Vladimir — 1/2-1/2 — Moscow RUS
7.Bxf6 — 17.3% (549 parties)
1968 — Prameshuber, Alexander vs Brinck-Claussen, Bjorn — 1/2-1/2 — Lugano SUI
1973 — Eising, Johannes vs Lehmann, Heinz — 1/2-1/2 — It Solingen GER
1974 — Eising, Johannes vs Ostermeyer, Peter, Dr. — 1/2-1/2 — Menden
1978 — Malich, Burkhard, Dr. vs Fernandez Gonzalez, Juan Alfonso — 1/2-1/2 — Budapest HUN
1978 — Malich, Burkhard, Dr. vs Boehlig, Heinz, Dr. — 1-0 — Halle GER
7.cxd5 — 6.5% (207 parties)
1966 — Fairhurst, William vs Vranesic, Zvonko — 0-1 — Havana CUB
1969 — Petrosian, Tigran V. vs Polugaevsky, Lev — 1/2-1/2 — URS
1969 — Petrosian, Tigran A. vs Polugaevsky, Lev — 1/2-1/2 — Moskou ch-URS
1970 — Petrosian, Tigran A. vs Smyslov, Vladimir — 1/2-1/2 — Rovinj/Zagreb CRO
1970 — Abajas Hernandez, Vanesa vs Aceros Rodriguez, Oscar Leonardo — 1/2-1/2 — Havana CUB