D95d - 7.Bd2 - Gruenfeld (1911)

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D95d — Gruenfeld (1911)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3 c6 7.Bd2
Les coups candidats
Ambassadeurs : Burmakin, Vladimir (9x), Bakheet Farag (5x), Dunkelblum, Arthur (3x), Malich, Burkhard, Dr. (3x), Minev, Nikolay N (3x), Radovici, Corvin (2x), Morgado, Juan Sebastian (2x), Martin Martinez, Pedro Jose (2x)
7…dxc4 — 20.2% (154 parties)
Ambassadeurs : Mirzoev, Azer (3x), Staldi, Cherubino (2x), Lerner, Konstantin Z (2x), Ehlvest, Jaan (2x), Mikhalevski, Victor (2x), Borisenko-Belova, Valentina (1x), Vartanian, Albert (1x), Emma, Jaime (1x)
7…b6 — 12.1% (92 parties)
Ambassadeurs : Emma, Jaime (2x), Uhlmann, Wolfgang (2x), Evans, Larry (2x), Bak, Istvan (2x), Volosin, Leon (2x), Moindrot, M (1x), Jaudran, Jacques (1x), Estrada, Walter (1x)
7…Qb6 — 11.9% (91 parties)
Ambassadeurs : Bagirov, Vladimir (2x), Finegold, Benjamin (2x), Zpevak, Pavel (2x), Vrana, Frantisek (2x), Lengyel, Laszlo (1x), van Scheltinga, Theo Daniel (1x), Alexander Ronald Cheng (1x), Liberzon, Vladimir M (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…e6 7…dxc4 7…b6 7…Qb6
<1800 27 26% 22% 11% 11%
1800-2200 242 34% 17% 12% 14%
2200-2600 354 35% 23% 12% 12%
2600+ 9 89% — — 11%
Évolution par décennie (% des parties)
Décennie N parties 7…e6 7…dxc4 7…b6 7…Qb6
1950s 46 54% 26% 7% 4%
1960s 46 50% 20% 17% 9%
1970s 24 42% 17% 4% 21%
1980s 47 57% 19% 11% 4%
1990s 111 32% 19% 18% 15%
2000s 209 36% 22% 13% 11%
2010s 247 34% 21% 9% 13%
2020s 32 12% 9% 19% 19%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…e6 34% 12% ▼ -21.1%
7…dxc4 21% 9% ▼ -11.3%
7…b6 9% 19% ▲ +9.8%
7…Qb6 13% 19% ▲ +5.8%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 2 parties
Tal, Mikhail — 1 partie
Ding, Liren — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
7…e6 — 37.1% (283 parties)
1950 — Siegel, Paul vs Lohmann, Heinrich — 1/2-1/2 — Bad Pyrmont GER
1950 — Bergqvist, Allan vs Dunkelblum, Arthur — 0-1 — Dubrovnik olm
1950 — Soultanbeieff, Victor vs Cortlever, Nico — 0-1 — ?
1950 — Larsen, Ingrid vs Hermanova, Roza — 1-0 — Moscow RUS
1952 — Trifunovic, Petar vs Bogdanovic, Rajko — 1/2-1/2 — Belgrade SRB
7…dxc4 — 20.2% (154 parties)
1950 — Petrov, Petar vs Milev, Zdravko — 1/2-1/2 — Sofia BUL
1950 — Myhre, Erling vs Poulsen, Christian — 1-0 — Dubrovnik CRO
1950 — Soultanbeieff, Victor vs Henneberke, Frans — 0-1 — ?
1950 — Trifunovic, Petar vs Rossetto, Hector Decio — 1/2-1/2 — Dubrovnik CRO
1952 — Bisguier, Arthur Bernard vs Cortlever, Nicolaas — 1/2-1/2 — Helsinki FIN
7…b6 — 12.1% (92 parties)
1950 — Pilnik, Herman vs Rellstab, Ludwig — 1/2-1/2 — Bled SLO
1956 — Jauregui, Carlos vs Burstein, Sylvain — 0-1 — Moskou olm
1959 — Averbakh, Yuri L vs Gligoric, Sofija — 1/2-1/2 — Hastings ENG
1960 — Moindrot, M vs Jaudran, Jacques — 1/2-1/2 — ?
1960 — Uhlmann, Wolfgang vs Evans, Larry — 0-1 — Buenos Aires ARG
7…Qb6 — 11.9% (91 parties)
1952 — Eliskases, Erich vs Quesada, Americo — 1/2-1/2 — Havana CUB
1957 — van Scheltinga, Theo Daniel vs Alexander Ronald Cheng — 1/2-1/2 — Dublin zt
1960 — Liberzon, Vladimir M vs Bagirov, Vladimir — 1/2-1/2 — Leningrad ch-URS
1961 — Lengyel, Laszlo vs Bagirov, Vladimir — 1/2-1/2 — Oberhausen etc
1961 — Bisguier, Arthur B vs Flohr, Salo — 1/2-1/2 — Hastings ENG