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A32o — Symmetrical Two Knights
1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.g3 d5 6.Bg2
Eval: [+0.20]
Les coups candidats
6…e5 — 87.1% (2013 parties)
Ambassadeurs : Sosonko, Gennadi (13x), Rashkovsky, Nukhim N (13x), Szymczak, Zbigniew (10x), Tukmakov, Vladimir B (9x), Raetsky, Alexander (9x), Donchenko, Alexander (9x), Tal, Mikhail (8x), Alburt, Lev (8x)
6…Bb4+ — 5.3% (122 parties)
Ambassadeurs : Weinstock, Karl (1x), Weil, Wolfgang (1x), Marchand, Edgar (1x), Rauch, Joseph Lyon (1x), Benko, Pal (1x), Forintos, Gyozo V (1x), Pomar Salamanca, Arturo (1x), Paoli, Enrico (1x)
6…Nc6 — 2.5% (58 parties)
Ambassadeurs : Castaldi, Vincenzo (1x), Aitken, James (1x), Gheorghiu, Florin (1x), Georgescu, Vasile-Maxim (1x), Cebalo, Miso (1x), Espig, Lutz (1x), Van der Vliet, Fred (1x), Nunn, John D M (1x)
6…Be7 — 2.5% (57 parties)
Ambassadeurs : De Castro, Edgar (1x), Rodriguez, Ruben Jorge (1x), Schroeder, Hannes (1x), Fahnenschmidt, Gerhard (1x), Vilela De Acuna, Jose Luis (1x), Rodriguez Vargas, Orestes (1x), Rashas, A. (1x), Wrathall, J (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…e5 6…Bb4+ 6…Nc6 6…Be7
<1800 29 62% 7% 21%
1800-2200 483 78% 9% 4% 5%
2200-2600 1419 92% 3% 1% 2%
2600+ 70 100%
Évolution par décennie (% des parties)
Décennie N parties 6…e5 6…Bb4+ 6…Nc6 6…Be7
1930s 1 100%
1940s 6 50% 17%
1950s 22 77% 18% 5%
1960s 27 70% 11% 7% 7%
1970s 137 85% 5% 2% 6%
1980s 237 93% 3% 2% 1%
1990s 288 82% 8% 2% 5%
2000s 440 84% 5% 3% 3%
2010s 844 88% 5% 3% 2%
2020s 309 94% 3% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…e5 88% 94% ▲ +5.3%
6…Bb4+ 5% 3% ▼ -2.4%
6…Nc6 3% 1% ▼ -2.1%
6…Be7 2% 1% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 8 parties
Kasparov, Garry — 5 parties
Carlsen, Magnus — 2 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Ding, Liren — 1 partie
Parties historiques
6…e5 — 87.1% (2013 parties)
1945 — Beilin, Mikhail vs Keres, Paul Petrovich — 0-1 — Tallinn EST
1948 — Ilivitsky, Georgy A vs Keres Paul Petrovich — 0-1 — Moskou ch-URS
1948 — Ilivitsky, Georgy A vs Keres, Paul — 1/2-1/2 — Moscow RUS
1951 — Barden, Leonard vs Aitken, James — 0-1 — Oxford?
1953 — Petrosian, Tigran V. vs Keres, Paul — 1/2-1/2 — Zurich SUI
6…Bb4+ — 5.3% (122 parties)
1937 — Weinstock, Karl vs Weil, Wolfgang — 1/2-1/2 — Vienna AUT
1941 — Marchand, Edgar vs Rauch, Joseph Lyon — 1-0 — St Louis
1952 — Gereben, Erno vs Vajda, Arpad — 1-0 — Hungary ch
1954 — Benko, Pal vs Forintos, Gyozo V — 1-0 — Budapest HUN
1956 — Golombek, Harry vs Sapre, Ramchandra — 1-0 — Moscow RUS
6…Nc6 — 2.5% (58 parties)
1954 — Castaldi, Vincenzo vs Aitken, James — 1-0 — Munich GER
1962 — Gheorghiu, Florin vs Georgescu, Vasile-Maxim — 1-0 — Bucharest ROU
1967 — Cebalo, Miso vs Espig, Lutz — 1-0 — Harrachov
1970 — Griffiths, Peter C vs Eley, Brian Ratcliffe — 0-1 — Hastings ENG
1979 — Van der Vliet, Fred vs Nunn, John D M — 1-0 — Clare Benedict Cup
6…Be7 — 2.5% (57 parties)
1965 — Schroeder, Hannes vs Fahnenschmidt, Gerhard — 1/2-1/2 — Kiel GER
1968 — De Castro, Edgar vs Rodriguez, Ruben Jorge — 1-0 — Manila PHI
1970 — Whiteley, Andrew Jonathan vs Angantysson, Haukur — 1-0 — Siegen GER
1972 — Heil, Siegfried vs Sursock, Sameer — 1/2-1/2 — Oberursel
1972 — Zara, Dan vs Dekker, Kees — 0-1 — Graz AUT