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E53a — Main Line
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5
Eval: [+0.12]
Les coups candidats
Ambassadeurs : Portisch, Lajos (99x), Donner, Jan-Hein (96x), Gligoric, Svetozar (92x), Gligorić, Svetozar (84x), Taimanov, Mark (82x), Knaak, Rainer (79x), Reshevsky, Samuel (64x), Isigkeit, Hans-Jürgen (59x)
7.cxd5 — 2.6% (499 parties)
Ambassadeurs : Campani, Paolo (12x), Kolanek, Roman (7x), Krush, Irina (7x), Levin, Ev (7x), So, Wesley (7x), Mastrovasilis, Athanasios (6x), Abdisalimov, Abdimalik (6x), Bredenhof, Bo (5x)
Ambassadeurs : Letelier Martner, Rene (3x), Tombolis, Christopher (3x), Jovancevic, Jovan (3x), Analiev, Dimitar (3x), Abrahams, Gerald (2x), Korchnoi, Viktor (2x), Padevsky, Nikola (2x), Borisenko-Belova, Valentina (2x)
7.Qc2 — 0.1% (16 parties)
Ambassadeurs : Snellmann (1x), Grafe, James (1x), Marthaler, Otto (1x), Pachman, Ludek (1x), Lorinczi Retek, Pedro (1x), Wade, Robert G (1x), Kim, Sergey (1x), Elias, Sadoque Nascimento Jose (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.O-O 7.cxd5 7.a3 7.Qc2
<1800 294 89% 4% 6% 0%
1800-2200 4230 94% 2% 4% 0%
2200-2600 9031 95% 3% 2% 0%
2600+ 712 93% 6% 1%
Évolution par décennie (% des parties)
Décennie N parties 7.O-O 7.cxd5 7.a3 7.Qc2
1900s 1 100%
1910s 1 100%
1920s 1 100%
1930s 29 93% 3% 3%
1940s 58 90% 2% 9%
1950s 830 98% 0% 2%
1960s 1157 98% 0% 2% 0%
1970s 1085 98% 0% 1% 0%
1980s 941 98% 0% 2%
1990s 1690 96% 1% 2% 0%
2000s 4204 96% 1% 3% 0%
2010s 7709 95% 3% 2% 0%
2020s 1138 80% 17% 3% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.O-O 95% 80% ▼ -15.2%
7.cxd5 3% 17% ▲ +13.8%
7.a3 2% 3% ▲ +1.4%
7.Qc2 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 10 parties
Smyslov, Vladimir — 10 parties
Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Hou, Yifan — 10 parties
Carlsen, Magnus — 9 parties
Kasparov, Garry — 7 parties
Ju, Wenjun — 7 parties
Alekhine, Alexander — 4 parties
Parties historiques
7.O-O — 94.9% (17880 parties)
1909 — Alekhine, Alexander vs Bernstein allies — 0-1 — Moscow RUS
1911 — Burn, Amos vs Bernstein, Olivia — 1-0 — San Sebastian ESP
1929 — Winter, William vs Yates, Fred Dewhirst — 0-1 — London, The Gambit
1932 — Koltanowski, George vs Watts, William Henry — 1-0 — Whiteleys, London
1932 — Rellstab, Ludwig Sr vs Rejfir, Josef — 0-1 — Hastings ENG
7.cxd5 — 2.6% (499 parties)
1937 — Stahlberg, Gideon vs Sundberg, Bertil — 1-0 — Stockholm SWE
1940 — Alatortsev, Vladimir N. vs Levenfish, Grigory — 1/2-1/2 — Moscow RUS
1950 — Hugot, Claude vs Euwe, Max — 1/2-1/2 — It Beverwijk NED
1957 — Kampenuss Peteris vs Klavins, Janis — 0-1 — Riga LAT
1961 — Malcanek, Oldrich vs Brychta, Vladimir — 1-0 — Brno CZE
7.a3 — 2.2% (419 parties)
1938 — Allen, Warren Jackson vs Barry Bertomeu, Enrique — 1-0 — Belfast IRL
1940 — Alatortsev, Vladimir N. vs Levenfish, Grigory — 1/2-1/2 — Leningrad RUS
1940 — Vlagsma, Chris vs Kmoch, Hans — 1/2-1/2 — Rotterdam NED
1943 — Luckis, Marcos vs Avanza — 1-0 — La Plata Circulo vs.
1946 — Gudmundsson, Gardar Vidir vs Abrahams, Gerald — 1/2-1/2 — Hastings ENG
7.Qc2 — 0.1% (16 parties)
1961 — Marthaler, Otto vs Pachman, Ludek — 0-1 — Graz AUT
1965 — Snellmann vs Grafe, James — 0-1 — corr Baltic
1970 — Lorinczi Retek, Pedro vs Wade, Robert G — 0-1 — Siegen GER
1995 — Kim, Sergey vs Elias, Sadoque Nascimento Jose — 1-0 — Sao Lourenco WYCF-U12b
1996 — Litterst, Reinhard vs Frey, Walter — 1-0 — Schloss Schney