E01k —
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 c6 5.Nf3 Nbd7
Eval: [+0.41]
Les coups candidats
6.O-O — 51.7% (1763 parties)
Ambassadeurs : Opocensky, Karel (5x), Pruess, David (5x), Ivanov, Mikhail M. (5x), Kvisvik, Brede Alex. (5x), Haba, Zdenek (4x), Kalaiyalahan, Akshaya (4x), Flear, Glenn C (4x), Raceanu, Valentin (3x)
6.Qc2 — 28.6% (974 parties)
Ambassadeurs : Haba, Petr (8x), Raetsky, Alexander (5x), Zimmerman, Yuri (5x), Barua, Dibyendu (4x), Glavina, Pablo (4x), Kota, Istvan (4x), Tratar, Marko (3x), Wijesuriya, G. Luxman (3x)
6.Nbd2 — 10.4% (355 parties)
Ambassadeurs : Krasenkow, Michal (3x), Opocensky, Karel (2x), Filipek Marian (2x), Paulic, Branko (2x), Golombek, Harry (2x), Porreca, Giorgio (2x), Karaklajic, Nikola (2x), Epishin, Vladimir (2x)
6.b3 — 4.9% (166 parties)
Ambassadeurs : Natalucci, Fabrizio (2x), Porth, Dietmar (2x), Loviscek, Matjaz (2x), Bombardiere Rosas, Eduardo (2x), Videnova-Kuljasevic, Iva (2x), Bourgoin, Claude (2x), Bruce, Rowena M (1x), Henniker-Heaton, M. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.O-O 6.Qc2 6.Nbd2 6.b3
<1800 164 62% 18% 9% 5%
1800-2200 1628 54% 26% 10% 5%
2200-2600 1077 49% 35% 9% 3%
2600+ 11 36% 27% 18% 18%
Évolution par décennie (% des parties)
Décennie N parties 6.O-O 6.Qc2 6.Nbd2 6.b3
1920s 1 100%
1930s 11 36% 45% 18%
1940s 14 36% 7% 50% 7%
1950s 32 28% 22% 44% 3%
1960s 18 28% 28% 22% 11%
1970s 48 35% 42% 10% 10%
1980s 85 41% 28% 13% 7%
1990s 530 45% 35% 11% 6%
2000s 967 48% 32% 10% 5%
2010s 1437 56% 25% 10% 4%
2020s 266 69% 21% 6% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.O-O 56% 69% ▲ +13.4%
6.Qc2 25% 21% ▼ -4.4%
6.Nbd2 10% 6% ▼ -3.2%
6.b3 4% 1% ▼ -3.2%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 1 partie
Parties historiques
6.O-O — 51.7% (1763 parties)
1925 — Patay, Gyula vs Bernheimer, Gastone — 1-0 — Bologna ITA
1938 — Grau, Roberto G vs Acosta Ojeda, Juan David — 1-0 — Buenos Aires ARG
1938 — Alekhine, Alexander vs Trompowsky, Octavio — 1-0 — Montevideo URU
1938 — Batuev, Andrey M vs Preobrazhensky, Nicolas — 1-0 — Leningrad RUS
1939 — Abrahams, Gerald vs Wallis Moreno, Veronica Isabella — 0-1 — Bournemouth
6.Qc2 — 28.6% (974 parties)
1938 — Reshevsky, Samuel vs Shainswit, George — 1-0 — New York, NY USA
1938 — Panov, Vasily vs Makogonov, Mikhail — 1-0 — URS-ch sf Kiev UKR
1938 — Pirc Salamon, Hubert vs Bogoljubow, Efim — 1/2-1/2 — Bad Harzburg
1939 — Petrov, Vladimir (ENG) vs Antezana Cordova, Hugo Alexis — 1-0 — Buenos Aires ARG
1939 — Opocensky, Karel vs Pokorny, Amos — 1/2-1/2 — Prague CZE
6.Nbd2 — 10.4% (355 parties)
1931 — Concepcion Villegas, Bryan Uriel vs Alarcon Molina, Joshua Dylan — 1-0 — Buenos Aires ARG
1937 — Fine, Reuben vs Riello, M. — 1-0 — Stockholm SWE
1945 — Opocensky, Karel vs Thelen, Bedrich — 1-0 — Prague Prague CZE
1946 — Kottnauer, Cenek vs Stoltz, Gosta — 1-0 — Zaandam NED
1946 — Golombek, Harry vs Pomar Salamanca, Arturo — 1-0 — Londen I
6.b3 — 4.9% (166 parties)
1946 — Bruce, Rowena M vs Henniker-Heaton, M. — 1-0 — Nottingham ENG
1951 — Benko, Pal vs Gecsei, Istvan — 1-0 — Hungary ch
1968 — Fricker, Jean vs Thiellement, Andre — 1-0 — Charbonnieres
1969 — Lees, David vs Hempson, Peter W — 0-1 — Rhyl ch-BCF
1971 — Schneiders, Ab vs Natalucci, Fabrizio — 0-1 — Imperia