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D45c —
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Be7
Les coups candidats
6.Bd3 — 60.1% (3320 parties)
Ambassadeurs : Basson, Heinrich (16x), Hein, Manfred (7x), Bartha, Sandor (5x), Izsak, Gyula (4x), Goy, Udo (4x), De Guzman, Ricardo (3x), Moeckel, Edgar, Dr. (3x), De Souza, Mauro Guimaraes (3x)
6.Qc2 — 21.3% (1178 parties)
Ambassadeurs : Jahn, Constanze (3x), Kuenitz, Klaus (3x), Mai, Iris (3x), De Villiers, Charles (3x), Buczinski, Henryk (2x), Christensen, Thomas (2x), Paasikangas, Johanna (2x), Hamid, Rani (2x)
6.Be2 — 6.4% (356 parties)
Ambassadeurs : Liger, Jeremie (2x), Kiralyhazi, Mate Ferenc (2x), Papagorasz, Takisz (2x), ? (2x), Kovacs, Sandor (2x), Konya, Laszlo (2x), Fabbri, Mario (1x), Ramella, Andrei (1x)
6.b3 — 5.5% (304 parties)
Ambassadeurs : Basson, Heinrich (4x), Hort, Vlastimil (3x), Ederer, Karel (3x), Le Thanh Tu (2x), Kozma, Julius (1x), Hofmann, Vilem (1x), Alexander, Ken R D (1x), Zamkovskaya, Violetta Aleks (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Bd3 6.Qc2 6.Be2 6.b3
<1800 695 61% 15% 9% 6%
1800-2200 2956 58% 24% 6% 5%
2200-2600 917 63% 25% 3% 7%
2600+ 7 43% 43% 14%
Évolution par décennie (% des parties)
Décennie N parties 6.Bd3 6.Qc2 6.Be2 6.b3
1950s 40 65% 22% 12%
1960s 60 82% 8% 5% 3%
1970s 64 69% 12% 3% 11%
1980s 135 64% 20% 5% 6%
1990s 849 61% 21% 7% 4%
2000s 1898 61% 22% 6% 4%
2010s 2041 59% 22% 6% 7%
2020s 436 52% 24% 10% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Bd3 59% 52% ▼ -7.0%
6.Qc2 22% 24% ▲ +2.3%
6.Be2 6% 10% ▲ +3.9%
6.b3 7% 8% ▲ +2.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 1 partie
Gukesh D — 1 partie
Parties historiques
6.Bd3 — 60.1% (3320 parties)
1950 — Zielinski, Marek vs Demogue — 1-0 — cr ch FRA
1950 — Florian, Tibor vs Bely, Miklos — 1/2-1/2 — Budapest HUN
1950 — Langos, Jozsa vs Benini, Clarice — 1-0 — Moscow RUS
1950 — Aronin, Lev vs Ratner, Boris — 1-0 — URS-ch sf Gorky
1951 — Klass, Harry vs Reintals, Karlis — 1-0 — Brisbane AUS
6.Qc2 — 21.3% (1178 parties)
1950 — Krause, Kurt vs Stein, Georg — 1/2-1/2 — Soemmerda GER
1950 — Mueller, Claus vs Ruppe, Otto — 1-0 — Soemmerda GER
1952 — Stoltz, Gosta vs B.Lindberg, J — 1-0 — Halland
1952 — Kluger, Gyula vs Typary, L — 1-0 — Budapest HUN
1952 — Jost, Felix vs Lambert, Hans — 1-0 — Helsinki olm
6.Be2 — 6.4% (356 parties)
1962 — Detthow, Bo vs Seabra, Geraldo — 1-0 — Campinas
1967 — Dabin, E. vs Esquivel, Hugo Carlos Rosa — 1-0 — Mar del Plata ARG
1969 — Fabbri, Mario vs Ramella, Andrei — 0-1 — Imperia
1975 — Kovacs, Laszlo vs Blatny, Frantisek — 1-0 — ?
1979 — Ornstein, Axel vs Schneider, Lars-Ake — 1-0 — Stockholm SWE
6.b3 — 5.5% (304 parties)
1952 — Neikirkh, Oleg vs Jakovlev, Evgeni — 1-0 — Sofia BUL
1952 — Zalys, Ignas vs Salisnjak, J. — 1-0 — Montreal CAN
1954 — Panno, Oscar vs Aloni, Itzchak — 1/2-1/2 — Amsterdam ol final
1959 — Kozma, Julius vs Hofmann, Vilem — 1/2-1/2 — Bratislava SVK
1959 — Alexander, Ken R D vs Zamkovskaya, Violetta Aleks — 1-0 — Kiev UKR