E04a - 5…Bd7 - Open (1983)

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E04a — Open (1983)
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Bd7
Les coups candidats
6.Ne5 — 76.7% (1150 parties)
Ambassadeurs : Grachev, Boris (14x), Polaczek, Richard (11x), Ovod, Evgenija (8x), Li, Ben (6x), Lukacs, Peter (5x), Haba, Petr (5x), Dronavalli, Harika (5x), Dimitrova, Aleksandra (5x)
6.O-O — 9.3% (140 parties)
Ambassadeurs : Mochalov, Evgeny V (2x), Rajkovic, Dusan (2x), Halasz, Tamas (2x), Brynell, Stellan (2x), Karacsonyi, Gellert (2x), Bokorovics, Bertalan (2x), Apaar Saxena (2x), Palchuk, Andrii (2x)
6.Qc2 — 7.1% (107 parties)
Ambassadeurs : Karpov, Anatoly (3x), Lukacs, Peter (3x), Wahjuwidajat, Utut Adianto (2x), Georgiev, Kiril (2x), Sosonko, Gennadi (2x), Bakheet Farag (2x), Portisch, Lajos (2x), Pinter, Jozsef (2x)
6.Nbd2 — 6.2% (93 parties)
Ambassadeurs : Sosonko, Gennadi (6x), Kozul, Zdenko (5x), Abramovic, Bosko (2x), Korchnoi, Viktor (2x), Polgar, Sofia (2x), Mastrovasilis, Athanasios (2x), Saduakassova, Dinara (2x), Safarli, Josefine (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 48 77% 10% 8% 4%
1800-2200 423 78% 9% 8% 4%
2200-2600 908 77% 10% 6% 7%
2600+ 67 81% 4% 9% 6%
Évolution par décennie (% des parties)
Décennie N parties 6.Ne5 6.O-O 6.Qc2 6.Nbd2
1980s 94 52% 9% 30% 10%
1990s 95 77% 8% 5% 9%
2000s 86 73% 12% 10% 3%
2010s 829 84% 6% 4% 5%
2020s 396 67% 16% 7% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Ne5 84% 67% ▼ -17.1%
6.O-O 6% 16% ▲ +10.5%
6.Qc2 4% 7% ▲ +2.6%
6.Nbd2 5% 8% ▲ +2.9%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 10 parties
Karpov, Anatoly — 6 parties
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
6.Ne5 — 76.7% (1150 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 — Agzamov, Georgy vs Tischbierek, Raj — 1/2-1/2 — Potsdam GER
6.O-O — 9.3% (140 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 De La Huerta Sanchez, Francisco — 1-0 — Bayamo
1987 — Rajkovic, Dusan vs Steinbacher, Matthias, Dr. — 1-0 — Baden-Baden GER
1988 — Alayo Fortune vs Horvath, Jozsef — 1-0 — ?
6.Qc2 — 7.1% (107 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, Anto — 1/2-1/2 — Graz AUT
1985 — Lau, Ralf vs Lukacs, Peter — 1/2-1/2 — Budapest HUN
1985 — Alburt, Lev vs Pinter, Jozsef — 1/2-1/2 — Taxco izt
6.Nbd2 — 6.2% (93 parties)
1984 — Sosonko, Gennadi vs Korchnoi, Viktor — 0-1 — Wijk aan Zee NED
1984 — Sosonko, Gennadi vs Korchnoi, Viktor — 1/2-1/2 — Zurich SUI
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