D90b - 4…c6 - Gruenfeld: Schlechter Variation (1932)

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D90b — Gruenfeld: Schlechter Variation (1932)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 c6
Les coups candidats
5.e3 — 27.7% (1737 parties)
Ambassadeurs : Kirszenberg, Marc (6x), Ivacic, Vladimir (5x), Dienavorian, Manuel (4x), Simagin, Vladimir (3x), Kasparian, Genrikh (3x), Browne, Walter Shawn (3x), Ardiansyah, Haji (3x), Djuric, Stefan (3x)
Ambassadeurs : Jeske, Eckhard (11x), Malich, Burkhard, Dr. (6x), Bolbochan, Jacobo (5x), Taimanov, Mark (5x), Czerniak, Moshe (4x), Dienavorian, Manuel (4x), Meenakshi Subbaraman (4x), Kempinski, Robert (4x)
5.Bf4 — 24.9% (1562 parties)
Ambassadeurs : Tal, Mikhail (6x), Geller, Efim P. (6x), Bukic, Enver (4x), Dienavorian, Manuel (4x), Ragozin, Viacheslav (3x), Golz, Werner (3x), Fairhurst, William (3x), Boutteville, Cesar (3x)
5.Bg5 — 12.1% (759 parties)
Ambassadeurs : Grivas, Efstratios (4x), Lemaire, Robert (2x), Sanna, Gianlazzaro (2x), Fabbri, Mario (2x), Helm, Leonie (2x), Ciron, Lucas (2x), Fish, Gennadij (2x), Schouten, Freek (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.e3 5.cxd5 5.Bf4 5.Bg5
<1800 504 31% 18% 24% 19%
1800-2200 2832 27% 24% 26% 13%
2200-2600 1929 28% 33% 24% 8%
2600+ 18 6% 67% 6% 17%
Évolution par décennie (% des parties)
Décennie N parties 5.e3 5.cxd5 5.Bf4 5.Bg5
1950s 104 22% 30% 36% 5%
1960s 168 30% 32% 30% 3%
1970s 104 39% 26% 24% 4%
1980s 293 28% 28% 23% 15%
1990s 1004 25% 26% 25% 15%
2000s 1821 29% 22% 27% 13%
2010s 2276 29% 27% 24% 11%
2020s 508 22% 36% 21% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.e3 29% 22% ▼ -6.7%
5.cxd5 27% 36% ▲ +8.8%
5.Bf4 24% 21% ▼ -2.9%
5.Bg5 11% 10% ▼ -1.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 9 parties
Botvinnik, Mikhail — 3 parties
Anand, Viswanathan — 1 partie
Kasparov, Garry — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Ding, Liren — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Hou, Yifan — 1 partie
Parties historiques
5.e3 — 27.7% (1737 parties)
1950 — Unzicker, Ferdinand, Dr. vs Lehmann, Heinz — 1-0 — Bad Pyrmont GER
1950 — Eros, Plata vs Kopetzky, Karl — 1-0 — Vienna AUT
1951 — Aguero, Cruz vs Jackson, John Alexander — 1/2-1/2 — Birmingham/Coventry
1951 — Tal, Mikhail vs Giterman, Shlomo — 1-0 — Leningrad RUS
1951 — Maragliano L vs Gondim, Jose Adail — 1/2-1/2 — Fortaleza BRA
5.cxd5 — 26.6% (1667 parties)
1950 — Evans, Larry vs Steinmeyer, Robert — 1-0 — Detroit US op
1950 — Rossetto, Hector Decio vs Cortlever, Nicolaas — 1/2-1/2 — Dubrovnik CRO
1950 — Shainswit, George vs Cortlever, Nicolaas — 1/2-1/2 — Dubrovnik CRO
1950 — Chestnov, Vitaliy A. vs Ebralidze, Arkhil — 1/2-1/2 — URS-ch sf Tartu
1951 — Miguel, Nahuel vs Rabizo, Georgii — 1-0 — Buenos Aires ch-ARG
5.Bf4 — 24.9% (1562 parties)
1950 — Schifferdecker, Wilhelm vs Lehmann, Heinz — 0-1 — FRG-ch Bad Pyrmont GER
1950 — Eken, Max vs Cortlever, Nico — 1/2-1/2 — It Beverwijk NED
1952 — Geller, Efim P. vs Anay Barche — 1-0 — Budapest HUN
1952 — Gadalinski, Jan vs Makarczyk, Kazimierz — 1/2-1/2 — Katowice POL
1952 — O'Kelly de Galway, Alberic vs Golombek, Harry — 1/2-1/2 — Belgrade SRB
5.Bg5 — 12.1% (759 parties)
1952 — Eugenio, Sarah De Oliveira vs Matteucci, Guido — 1-0 — Ferrara
1953 — Wallis, Philip N vs Haggai Mawejje Israel — 1-0 — Hastings ch-BCF
1956 — Zheliandinov, Viktor vs Shamaev, Leonid Ivanovich — 0-1 — Soviet Union
1958 — Bannik, Anatolij vs Zamkovskaya, Violetta Aleks — 1/2-1/2 — Kiev UKR
1959 — Powell, John vs Dorsch, Thomas — 0-1 — ?