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E10k — Blumenfeld (2009)
1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 b5 5.dxe6 fxe6 6.cxb5
Les coups candidats
Ambassadeurs : Csiszar, Csaba (10x), Babujian, Levon (7x), Ward, Chris G (5x), Boschma, Bouwe (5x), Barlov, Dragan (4x), Maksimovic, Suzana (4x), Zeller, Frank (4x), Sahovic, Dragutin (3x)
6…a6 — 19.3% (416 parties)
Ambassadeurs : Zwardon, Vojtech (13x), Sofia, Gerardo (8x), Macias Mota, Hector Hugo (8x), Teverovski, Bogoljub (8x), Bures, Jaroslav (6x), Ansehn, Bertil (5x), Ghaem Maghami, Ehsan (5x), Verich, Oleg (5x)
6…Bb7 — 8.4% (181 parties)
Ambassadeurs : Alburt, Lev (3x), De Waal, Mark (3x), Conquest, Stuart C (3x), Rees, Ioan (3x), Fokin, Sergey (2x), Shabalov, Alexander (2x), Kammer, Christoph (2x), Fossan, Erik (2x)
6…Be7 — 2.1% (45 parties)
Ambassadeurs : Martinho, Fernando Manuel (2x), Cobo Arteaga, Eldis (1x), From, Sigfred (1x), Dauvergne, Peter (1x), Goregliad, Sergei (1x), Lobato, Wellington M (1x), Carrao, Fo Ary D (1x), Arnason, Arni A. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…d5 6…a6 6…Bb7 6…Be7
<1800 90 58% 34% 4% 2%
1800-2200 729 71% 19% 8% 2%
2200-2600 1104 71% 19% 9% 2%
2600+ 47 66% 23% 9% 2%
Évolution par décennie (% des parties)
Décennie N parties 6…d5 6…a6 6…Bb7 6…Be7
1950s 8 100%
1960s 14 93% 7%
1970s 17 94% 6%
1980s 80 85% 4% 9% 1%
1990s 226 62% 5% 29% 3%
2000s 581 73% 11% 12% 3%
2010s 881 66% 28% 4% 2%
2020s 345 71% 26% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…d5 66% 71% ▲ +4.6%
6…a6 28% 26% ▼ -1.8%
6…Bb7 4% 2% ▼ -1.2%
6…Be7 2% 1% ▼ -1.5%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 3 parties
Gukesh D — 2 parties
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie
Parties historiques
6…d5 — 69.8% (1502 parties)
1955 — Rossetto, Hector vs Szabo, Laszlo — 1-0 — Buenos Aires ARG
1956 — Ujtelky, Maximilian vs Afizov, Marsel — 0-1 — Podebrady CZE
1956 — Wexler, Bernardo vs Redolfi, Javier — 1/2-1/2 — Mar del Plata ARG
1957 — Toran Albero, Roman vs Perez Gonsalves, Eduardo — 1/2-1/2 — Zaragoza
1959 — Ellison, D George vs Aabel Thomas Eapen — 0-1 — York ch-BCF
6…a6 — 19.3% (416 parties)
1976 — Galloway, Glen vs Rohland, Michael Karl — 0-1 — Toronto CAN
1981 — Bath, John vs Dardinger — 1-0 — Granville,OH
1987 — North, Robert vs South, Robert — 1/2-1/2 — Vancouver BC CAN
1987 — Evers, Laurie Jay vs Andre da Costa Kizua — 1-0 — cr.
1991 — Werbeck, Torsten vs Hiemer, Bernd — 0-1 — cr.
6…Bb7 — 8.4% (181 parties)
1987 — Bareev, Evgeny vs Smagin, Sergey — 1/2-1/2 — Sochi RUS
1987 — Novikov, Igor vs Przewoznik, Jan — 0-1 — Poznan POL
1988 — Fokin, Sergey vs Shabalov, Alexander — 1/2-1/2 — Riga LAT
1988 — Fokin, Sergey vs Shabalov, Alexander — 1/2-1/2 — Riga LAT
1989 — Browne, Walter Shawn vs Alburt, Lev — 0-1 — Chicago, IL USA
6…Be7 — 2.1% (45 parties)
1962 — Cobo Arteaga, Eldis vs From, Sigfred — 1-0 — Varna BUL
1988 — Dauvergne, Peter vs Goregliad, Sergei — 0-1 — Philadelphia, PA USA
1990 — Arnason, Arni A. vs Halldorsson, Bragi — 0-1 — Reykjavik ISL
1990 — Bouchaud, Vincent vs Moulain Ayombo, Jean Pierre — 1/2-1/2 — Cannes FRA
1996 — Lobato, Wellington M vs Martinho, Fernando Manuel — 0-1 — ?