E04a - 5…Bd7 - Open

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E04a — Open
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Bd7
Eval: [+0.40]
Les coups candidats
6.Ne5 — 77.4% (1075 parties)
Ambassadeurs : Grachev, Boris (14x), Polaczek, Richard (11x), Rozentalis, Eduardas (9x), Li, Ben (8x), Ovod, Evgenija (8x), Kazakouski, Valery (6x), Lukacs, Peter (5x), Yeritsyan, Aram (5x)
6.O-O — 8.9% (123 parties)
Ambassadeurs : Halasz, Tamas (2x), Mochalov, Evgeny V (2x), Donaldson-A, Elena (2x), Brynell, Stellan (2x), Yu, Yangyi (2x), Gong, Qianyun (2x), Yakimova, Mariya (2x), Ovod, Evgenija (2x)
6.Qc2 — 7.0% (97 parties)
Ambassadeurs : Wahjuwidajat, Utut Adianto (2x), Sosonko, Gennadi (2x), Farago, Ivan (2x), Karpov, Anatoly (2x), Georgiev, Kaloyan (2x), Portisch, Lajos (2x), Lukacs, Peter (2x), Olafsson, Halldor (1x)
6.Nbd2 — 6.1% (84 parties)
Ambassadeurs : Kozul, Zdenko (5x), Sosonko, Gennadi (5x), Abramovic, Bosko (2x), Polgar, Sofia (2x), Postny, Evgeny (2x), Khotenashvili, Bella (2x), Saduakassova, Dinara (2x), Loukopoulos, Panagiotis-Athanasi (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Ne5 6.O-O 6.Qc2 6.Nbd2
<1800 18 78% 6% 17% —
1800-2200 319 78% 9% 6% 5%
2200-2600 913 78% 9% 6% 7%
2600+ 72 81% 6% 8% 6%
Évolution par décennie (% des parties)
Décennie N parties 6.Ne5 6.O-O 6.Qc2 6.Nbd2
1980s 92 52% 9% 30% 9%
1990s 95 77% 8% 5% 9%
2000s 85 74% 12% 11% 2%
2010s 820 84% 6% 5% 5%
2020s 296 67% 17% 6% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Ne5 84% 67% ▼ -17.2%
6.O-O 6% 17% ▲ +11.2%
6.Qc2 5% 6% ▲ +1.6%
6.Nbd2 5% 8% ▲ +3.1%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 10 parties
Karpov, Anatoly — 4 parties
Karpov, Aleksandr — 2 parties
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
6.Ne5 — 77.4% (1075 parties)
1981 — Szymczak, Zbigniew vs Gizynski, Tomasz — 1-0 — Czestochowa
1984 — Dorfman, Iossif vs Psakhis, Lev — 1/2-1/2 — Lvov UKR
1984 — Hulak, Krunoslav vs Korchnoi, Viktor — 0-1 — Sarajevo BIH
1984 — Paust, Wolf-Dieter, Dr. vs Bator, Robert — 0-1 — Stockholm SWE
1985 — Basin, Leonid vs Grigorian, Karen — 1/2-1/2 — Leningrad RUS
6.O-O — 8.9% (123 parties)
1980 — Mochalov, Evgeny V vs Zhidkov, Valery S — 1-0 — Krasnodar RUS
1984 — Yrjola, Jouni vs Kanko, Ilkka — 1-0 — Helsinki FIN
1985 — Pigusov, Evgeny vs Huerta, Ramon — 1-0 — Bayamo
1987 — Rajkovic, Dusan vs Steinbacher, Matthias, Dr. — 1-0 — Baden-Baden GER
1988 — Mochalov, Evgeny V vs Atlas, Valery — 1-0 — Minsk BLR
6.Qc2 — 7.0% (97 parties)
1983 — Lerner, Konstantin Z vs Dorfman, Iossif — 1/2-1/2 — Tallinn EST
1983 — Kasparov, Garry vs Korchnoi, Viktor — 1-0 — London ENG
1984 — Nogueiras Santiago, Jesus vs Matanovic, Aleksandar — 1/2-1/2 — Graz AUT
1985 — Alburt, Lev vs Pinter, Jozsef — 1/2-1/2 — Taxco
1985 — Lau, Ralf vs Lukacs, Peter — 1/2-1/2 — Budapest HUN
6.Nbd2 — 6.1% (84 parties)
1984 — Sosonko, Gennadi vs Korchnoi, Viktor — 0-1 — Wijk aan Zee NED
1986 — Danailov, Silvio vs Tischbierek, Raj — 0-1 — Leipzig GER
1987 — Murugan, Krishnamoorthy vs Lukacs, Peter — 1/2-1/2 — Coimbatore
1988 — Menghi, Carlo vs Comas Fabrego, Lluis — 1/2-1/2 — Arnhem ech-jr
1988 — Beil, Zdenek vs Styblo, Michal — 1-0 — Olomouc CZE