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D45g —
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.a3
Les coups candidats
6…Bd6 — 64.8% (864 parties)
Ambassadeurs : Epishin, Vladimir (9x), Dehaybe, Andre (6x), Petronic, Jovan (5x), Flear, Glenn C (5x), Lys, Josef (4x), Sorcinelli, Andrea (4x), Hillarp Persson, Tiger (4x), Zalys, Ignas (3x)
6…Be7 — 16.0% (213 parties)
Ambassadeurs : Bogoljubow, Efim (3x), Zalys, Ignas (2x), Rossi, Giampiero (2x), Yates, Anna (1x), Rethy, Pal (1x), Thomas, George Alan (1x), Yates, Frederic D (1x), Bruce, Ronald MacKay (1x)
6…a6 — 5.3% (70 parties)
Ambassadeurs : Sanz Aguado, Jose (1x), Rey Ardid, Ramon (1x), Vanni, Dario (1x), Calapso, Remo (1x), Puc, Stojan (1x), Milic, Borislav (1x), Clarke, Paul R H (1x), Wade, Robert G (1x)
6…a5 — 4.4% (58 parties)
Ambassadeurs : Heiligermann, Gabor (2x), Ungureanu, Emil (1x), Nevrakis Mihail (1x), Gonzalez Haro E (1x), Bakali, M. (1x), Verstraeten, Roland (1x), Huyck, Walter (1x), Garcia Vicente, Nieves (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Bd6 6…Be7 6…a6 6…a5
<1800 92 57% 20% 8% 5%
1800-2200 560 62% 18% 5% 5%
2200-2600 280 86% 4% 2% 1%
2600+ 10 100%
Évolution par décennie (% des parties)
Décennie N parties 6…Bd6 6…Be7 6…a6 6…a5
1900s 1 100%
1920s 5 20% 40% 20%
1930s 12 83% 8%
1940s 8 50% 12% 25%
1950s 14 43% 29% 7%
1960s 14 50% 14% 7% 14%
1970s 16 75% 12% 12%
1980s 37 70% 8% 8%
1990s 247 70% 15% 4% 5%
2000s 445 60% 19% 6% 4%
2010s 487 65% 15% 5% 5%
2020s 47 81% 9% 2% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Bd6 65% 81% ▲ +15.6%
6…Be7 15% 9% ▼ -6.9%
6…a6 5% 2% ▼ -2.8%
6…a5 5% 6% ▲ +1.7%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 1 partie
Parties historiques
6…Bd6 — 64.8% (864 parties)
1907 — Helms, Hermann vs Baird, David — 1-0 — New York, NY USA
1926 — Przepiorka, Dawid vs Makarczyk, Kazimierz — 1-0 — Warsaw POL
1930 — Sultan Khan, Mir vs Thomas, George Alan — 1-0 — Waverley Hotel
1931 — Cherta, Pedro vs Soler Bordas, Placido — 0-1 — Barcelona ESP
1931 — Monticelli D Elias, Maria Lucia vs Apscheneek — 0-1 — Prague CZE
6…Be7 — 16.0% (213 parties)
1929 — Yates, Anna vs Bogoljubow, Efim — 0-1 — Carlsbad CZE
1929 — Yates, Frederic D vs Bogoljubow, Efim — 0-1 — Carlsbad CZE
1934 — Rethy, Pal vs Thomas, George Alan — 1/2-1/2 — Ujpest
1946 — Bruce, Ronald MacKay vs Wright, HG. — 1/2-1/2 — Nottingham ENG
1950 — Troger, Emma vs Bogoljubow, Efim — 0-1 — Bad Pyrmont GER
6…a6 — 5.3% (70 parties)
1928 — Vanni, Dario vs Calapso, Remo — 0-1 — Perugia ITA
1943 — Sanz Aguado, Jose vs Rey Ardid, Ramon — 0-1 — Madrid m ch-ESP
1945 — Puc, Stojan vs Milic, Borislav — 1-0 — Novi Sad SRB
1950 — Letelier Martner, Rene vs Donner, Jan-Hein — 0-1 — Venice ITA
1964 — Clarke, Paul R H vs Wade, Robert G — 1/2-1/2 — Ilford
6…a5 — 4.4% (58 parties)
1966 — Gonzalez Haro E vs Bakali, M. — 0-1 — Malaga ESP
1967 — Ungureanu, Emil vs Nevrakis Mihail — 1-0 — Sofia BUL
1975 — Verstraeten, Roland vs Huyck, Walter — 1/2-1/2 — Ghent
1979 — Garcia Vicente, Nieves vs Bilinski, Vanda — 1-0 — Biel SUI
1993 — Kiralyhazi, Zs vs Bucsi Szabo, Solt — 1/2-1/2 — Mezokovesd ch