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D45j —
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Qc2 Be7
Les coups candidats
7.b3 — 34.8% (1053 parties)
Ambassadeurs : Kruse, Herbert (5x), Miguel, Nahuel (4x), Pachman, Ludek (3x), Iskusnyh, Sergei (3x), Orzech, Dominik (3x), Hoffmann, Michael (3x), Link, Ulrich, Dr. (3x), Estrada, Walter (2x)
7.Bd3 — 30.9% (935 parties)
Ambassadeurs : Aksoy, Ayca (3x), Pogorelov, Ruslan (3x), Martinez, Juan Ramon (2x), Agzamov, Georgy (2x), Litmanowicz, Miroslawa (2x), Schumacher, Olaf (2x), Antoniacci, Riccardo (2x), Grund, Holger (2x)
7.g4 — 12.2% (368 parties)
Ambassadeurs : Gomez Jurado, Luis Alberto (3x), Kociscak, Jiri (2x), Wichmann, Cliff (2x), Koellner, Ulrich (2x), Paasikangas, Johanna (1x), Rambeau, Laetitia (1x), Pachmann, Ales (1x), Orsag, Miroslav (1x)
7.Be2 — 12.1% (367 parties)
Ambassadeurs : Yepes Martinez, Eduard (4x), Matlak, Marek (2x), Pekarek, Ales (2x), Yevseev, Denis (2x), Bischoff, Klaus (2x), Shipov, Sergei (2x), Halldorsson, Bragi (2x), Delemarre, Jop (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.b3 7.Bd3 7.g4 7.Be2
<1800 230 36% 38% 9% 6%
1800-2200 1594 33% 31% 15% 11%
2200-2600 887 39% 29% 9% 15%
2600+ 9 33% 22% 11% 22%
Évolution par décennie (% des parties)
Décennie N parties 7.b3 7.Bd3 7.g4 7.Be2
1950s 32 69% 19% 3%
1960s 26 54% 12%
1970s 25 44% 36%
1980s 72 44% 11% 25%
1990s 501 33% 25% 7% 25%
2000s 986 30% 32% 16% 12%
2010s 1131 35% 34% 14% 8%
2020s 250 44% 32% 9% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.b3 35% 44% ▲ +8.5%
7.Bd3 34% 32% ▼ -1.8%
7.g4 14% 9% ▼ -4.6%
7.Be2 8% 8% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 2 parties
Gukesh D — 2 parties
Tal, Mikhail — 1 partie
Parties historiques
7.b3 — 34.8% (1053 parties)
1950 — Krause, Kurt vs Stein, Georg — 1/2-1/2 — Soemmerda GER
1950 — Miguel, Nahuel vs Gudmundsson, Gudbjartur — 1-0 — Amsterdam NED
1951 — Kirchhammer, Rudolf vs Knothe, Karl — 1/2-1/2 — Schwerin GER
1951 — Letelier Martner, Rene vs Ania Nahid Rosales Espinoza — 1-0 — Santiago de Chile
1951 — Keller, Hans vs Paoli, Enrico — 1-0 — Reggio Emilia ITA
7.Bd3 — 30.9% (935 parties)
1950 — Ceccato, Vittorio vs Castaldi, Vincenzo — 1-0 — Sorrento
1950 — Minnis, William vs Kearney, G A — 1-0 — Belfast IRL
1952 — Jost, Felix vs Madsen, Erik — 0-1 — ?
1955 — Gusev, Yuri S vs Eremin, A V — 1-0 — ?
1957 — Litmanowicz, Miroslawa vs Bollekens, Lilly — 1-0 — Emmen
7.g4 — 12.2% (368 parties)
1992 — Barsov, Alexei vs Ochkoos, Jura — 1/2-1/2 — Labor Day op
1992 — Abou El Zein, Eid Mahmoud vs Mollah Abdullah, Al Rakib — 1-0 — Doha QAT
1993 — Pachmann, Ales vs Orsag, Miroslav — 1-0 — Prague CZE
1993 — Gomez Jurado, Luis Alberto vs Fos Santacreu, Juan Andres — 1-0 — Linares ch-ESP plof
1993 — Braun, Christian vs Katz, Roland — 0-1 — GER
7.Be2 — 12.1% (367 parties)
1955 — Fries, Tom vs Abdou, William — 1/2-1/2 — Fresno, CA
1980 — Jakobsen, Ole vs Eriksson, Mats 1959 — 1/2-1/2 — Stockholm SWE
1983 — Rukavina, Josip vs Bozovic, Milomir — 1/2-1/2 — Pula CRO
1984 — Medina, Jose Emanuel vs Vera Gonzalez-Quevedo, Reynaldo — 1/2-1/2 — Cuba
1988 — Hansen, Curt vs Hort, Vlastimil — 0-1 — Dortmund GER