D94p - 7.Bc4 - Gruenfeld (1922)

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D94p — Gruenfeld (1922)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.cxd5 Nxd5 7.Bc4
Les coups candidats
7…Nxc3 — 50.3% (1036 parties)
Ambassadeurs : Cardoso Do Espirito Santo, Rubens (8x), Simagin, Vladimir (6x), Korchnoi, Viktor (6x), Jelen, Igor (6x), Macias Mota, Hector Hugo (6x), Ampiire Bill (6x), Sauve, Richard (6x), Leijen, Peter (6x)
7…Nb6 — 45.5% (937 parties)
Ambassadeurs : Tregubov, Pavel V. (11x), Offenborn, Heinz (7x), Kolanek, Roman (6x), Obolentseva, Alexandra (6x), Panno, Oscar (5x), Meissner, Ruediger (5x), Nielsen, Axel (4x), Huss, Andreas (4x)
7…c6 — 2.1% (44 parties)
Ambassadeurs : Sagis, Raju (2x), Planas Ferret, Rosendo (1x), Garca Guille (1x), Spiridonov, Nikola (1x), Ninov, Kiril (1x), Saenger, Ekkehardt (1x), Schmitt, Thorsten (1x), Gagnon, Fabien (1x)
7…e6 — 1.4% (29 parties)
Ambassadeurs : Szmetan, Ricardo (1x), Aegerter, Martin (1x), Khajeei S (1x), Oskooei, M H (1x), Rosas, Yasmim Ramos da Fonseca (1x), Bravo, Medrano Enrique (1x), Foerster, Jonas (1x), Reuss, Andreas (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Nxc3 7…Nb6 7…c6 7…e6
<1800 128 53% 40% 5% —
1800-2200 784 58% 37% 3% 2%
2200-2600 807 44% 54% 1% 1%
2600+ 39 26% 74% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Nxc3 7…Nb6 7…c6 7…e6
1950s 12 42% 58% — —
1960s 86 42% 57% 1% —
1970s 93 35% 65% — —
1980s 78 46% 51% 1% 1%
1990s 272 57% 37% 3% 1%
2000s 399 53% 41% 2% 2%
2010s 844 50% 46% 2% 2%
2020s 275 51% 47% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Nxc3 50% 51% ▲ +0.9%
7…Nb6 46% 47% ▲ +1.3%
7…c6 2% 1% ▼ -1.0%
7…e6 2% 1% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie
Parties historiques
7…Nxc3 — 50.3% (1036 parties)
1953 — Luigs, C. vs Juergens, Norbert — 1/2-1/2 — Soest NED
1953 — Szily, Jozsef vs Navarovszky, Laszlo — 1-0 — HUN-ch Budapest HUN
1954 — Plante, Jacques vs Boleslavsky, Isaac — 1/2-1/2 — Paris FRA
1955 — Dake, Arthur William vs Santasiere, Anthony — 1/2-1/2 — Long Beach, CA USA
1958 — Primavera, Giuseppe vs Walsh, Chris — 1-0 — Munich GER
7…Nb6 — 45.5% (937 parties)
1951 — Udovcic, Mijo vs Feldzer, Arseniy — 0-1 — Venice ITA
1954 — Bisguier, Arthur B vs Evans, Larry — 1/2-1/2 — New York ch-USA
1954 — Bisguier, Arthur vs Evans, Larry — 1/2-1/2 — USA
1955 — Alexander Tadala vs Klaman, Konstantin Mikhailovich — 1-0 — Leningrad RUS
1956 — Napolitano, Christian vs Bozic Masa — 1-0 — Gardone Riviera
7…c6 — 2.1% (44 parties)
1969 — Planas Ferret, Rosendo vs Garca Guille — 0-1 — ?
1988 — Spiridonov, Nikola vs Ninov, Kiril — 1/2-1/2 — Bulgaria
1990 — Szirmai, T. vs Havasi, Tamas — 1-0 — Hungary league
1991 — Dinstuhl, Burghard vs Mueller-Boge, Michael — 1-0 — Essen GER
1994 — Gagnon, Fabien vs Zoltan, Andras — 1-0 — North Bay CAN
7…e6 — 1.4% (29 parties)
1987 — Szmetan, Ricardo vs Aegerter, Martin — 1-0 — Illinois
1993 — Khajeei S vs Oskooei, M H — 0-1 — ?
1993 — Rosas, Yasmim Ramos da Fonseca vs Bravo, Medrano Enrique — 0-1 — ?
1998 — Foerster, Jonas vs Reuss, Andreas — 1/2-1/2 — GER-ch U17 Oberhof
2002 — Kraeussling, Andreas, Dr. vs Wetscherek, Andreas — 1-0 — Bayern