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A56p — Czech
1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6
Eval: [+1.21]
Les coups candidats
5.e4 — 93.1% (8887 parties)
Ambassadeurs : Atlas, Valery (45x), Jacobsen, Bo (37x), Segal, Alexandru Sorin (32x), Gonzalez Rodriguez, Jorge A. (32x), Ciocaltea, Victor (31x), Veinger, Itzhak (27x), Jansa, Vlastimil (27x), Langner, Ladislav (26x)
5.g3 — 4.6% (442 parties)
Ambassadeurs : Mikhalevski, Victor (4x), Ivkov, Borislav (3x), Forintos, Gyozo V (3x), Hertneck, Gerald (3x), Lieb, Harald (3x), Kende, Gyorgy Dr. (3x), Stahlberg, Gideon (2x), Panov, Vasily (2x)
5.Bg5 — 0.9% (90 parties)
Ambassadeurs : Abalos Cordero, Carlos (2x), Arrachea (1x), Karaklajic, Nikola (1x), Avirovic, Djordje (1x), Dabin, Loan (1x), Calvo José Minguez, Ricardo (1x), Wade, Robert G (1x), Lukac, Stefan (1x)
5.Nf3 — 0.5% (51 parties)
Ambassadeurs : Guerrero, Alvaro (3x), Gufeld, Eduard (2x), Shianovsky, Vladislav I (2x), Yuhtman Jacov (1x), Yukhtman, Yakov (1x), Levin Astorga, Nicolas Daniel (1x), ? (1x), Teters, A. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.e4 5.g3 5.Bg5 5.Nf3
<1800 122 85% 4% 6% 2%
1800-2200 2792 92% 5% 1% 1%
2200-2600 4605 94% 5% 0% 0%
2600+ 93 92% 8%
Évolution par décennie (% des parties)
Décennie N parties 5.e4 5.g3 5.Bg5 5.Nf3
1890s 1 100%
1920s 1 100%
1930s 10 100%
1940s 18 78% 22%
1950s 148 93% 5% 1%
1960s 546 95% 3% 1% 1%
1970s 525 94% 4% 1% 1%
1980s 707 95% 4% 0% 0%
1990s 1760 94% 3% 1% 1%
2000s 2659 93% 4% 1% 1%
2010s 2807 91% 6% 1% 1%
2020s 367 91% 7% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.e4 91% 91% -0.4%
5.g3 6% 7% ▲ +1.6%
5.Bg5 1% 0% ▼ -0.6%
5.Nf3 1% 0% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 6 parties
Euwe, Max — 4 parties
Anand, Viswanathan — 3 parties
Kramnik, Vladimir — 3 parties
Hou, Yifan — 3 parties
Karpov, Anatoly — 3 parties
Kasparov, Garry — 2 parties
Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Parties historiques
5.e4 — 93.1% (8887 parties)
1898 — Burn, Amos vs Blackburne, Joseph — 1/2-1/2 — Vienna AUT
1930 — Klein, Ernst vs Gutierrez Reich, Francisco — 1-0 — Gyor
1934 — Thomas, George Alan vs Menchik, Vera Frantsevna — 1-0 — White Rock Pavilion
1935 — Bohatyrchuk, Fedir Parfenovych vs Menchik, Vera Frantsevna — 1/2-1/2 — Moscow RUS
1936 — Lilienthal, Andor vs Riumin, Nikolai — 1/2-1/2 — Moscow RUS
5.g3 — 4.6% (442 parties)
1922 — Becker, Albert vs Gruenfeld, Ernst — 1-0 — Vienna AUT
1940 — Petrov, Vladimir S. vs Panov, Vasily — 1/2-1/2 — Moscow RUS
1940 — Petrov, Vladimirs vs Panov, Vasily — 1/2-1/2 — Ch URS, Moscow RUS
1941 — Stahlberg, Gideon vs Michel, Paul — 1-0 — Buenos Aires ARG
1941 — Stahlberg, Gideon vs Acebey Michel, Veroska — 1-0 — Buenos Aires ARG
5.Bg5 — 0.9% (90 parties)
1959 — Karaklajic, Nikola vs Avirovic, Djordje — 1-0 — Belgrade SRB
1966 — Calvo José Minguez, Ricardo vs Wade, Robert G — 1-0 — Lanjaron
1969 — Arrachea vs Abalos Cordero, Carlos — 1-0 — Villa Gesell ARG
1969 — Dabin, Loan vs Abalos Cordero, Carlos — 0-1 — Villa Gesell ARG
1971 — Ouimet, Bernard vs Piasetski, Leon — 0-1 — Quebec CAN
5.Nf3 — 0.5% (51 parties)
1960 — Levin Astorga, Nicolas Daniel vs Shianovsky, Vladislav I — 1-0 — Kiev UKR
1960 — ? vs Shianovsky, Vladislav I — 1-0 — ?
1964 — Gufeld, Eduard vs Yuhtman Jacov — 1/2-1/2 — ?
1964 — Gufeld, Eduard vs Yukhtman, Yakov — 1/2-1/2 — Kiev UKR
1972 — Teters, A. vs Barber, Haydn J — 0-1 — Melbourne AUS