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D82f — Gruenfeld (1970)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 c5 6.dxc5 Qa5 7.Rc1
Les coups candidats
7…dxc4 — 68.5% (1039 parties)
Ambassadeurs : Meins, Gerlef (15x), Kiss, Pal (8x), Levitt, Jonathan P (7x), Leitao, Rafael (7x), Frijling, Jeroen (7x), Kopasov, Evgeny (6x), Szymczak, Zbigniew (6x), Bonade, Massimo (6x)
7…Ne4 — 26.2% (397 parties)
Ambassadeurs : Kiss, Pal (7x), Gulko, Boris (5x), Huzman, Alexander (5x), Van der Sterren, Paul (4x), Neverov, Valeriy (4x), Levitt, Jonathan P (4x), Agzamov, Georgy (3x), Bakheet Farag (3x)
7…O-O — 3.2% (48 parties)
Ambassadeurs : Mirumian, Vigen (2x), Laux, Tino, Dr. (1x), Tichy, Vladimir (1x), Alzate, Dario (1x), Gutierrez Herrera, Jose Antonio (1x), Tasic, Branislav (1x), Licina Vrabic, Anita (1x), Moebus, Martin (1x)
7…Be6 — 1.1% (16 parties)
Ambassadeurs : Carleton, John J (2x), Wood, Mark (1x), Pride, Stephen C (1x), Fischer, Jacob (1x), Jacobsen, Bent (1x), Baumegger, Siegfried (1x), Van den Doel, Erik (1x), Laux, Tino, Dr. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…dxc4 7…Ne4 7…O-O 7…Be6
<1800 37 68% 27% 3% 3%
1800-2200 437 72% 23% 4% 1%
2200-2600 820 68% 26% 3% 1%
2600+ 78 76% 17% 5% —
Évolution par décennie (% des parties)
Décennie N parties 7…dxc4 7…Ne4 7…O-O 7…Be6
1960s 6 100% — — —
1970s 38 58% 37% — 5%
1980s 151 42% 58% — —
1990s 232 55% 39% 3% 3%
2000s 422 74% 23% 2% 0%
2010s 552 79% 17% 3% 1%
2020s 115 61% 13% 17% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…dxc4 79% 61% ▼ -18.1%
7…Ne4 17% 13% ▼ -3.6%
7…O-O 3% 17% ▲ +14.7%
7…Be6 1% 1% +0.3%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 6 parties
Karpov, Anatoly — 3 parties
Kramnik, Vladimir — 3 parties
Carlsen, Magnus — 3 parties
Ju, Wenjun — 2 parties
Tal, Mikhail — 1 partie
Parties historiques
7…dxc4 — 68.5% (1039 parties)
1964 — Wexler, Bernardo vs Faleg, Alberto — 1-0 — Buenos Aires ARG
1965 — Larsen, Bent Ravn vs Tal, Mikhail — 1-0 — Bled SLO
1966 — Ageichenko, Genadi A vs Gik, Evgeny — 1-0 — USSR
1968 — Martz, William vs Brasket, Curt J — 1-0 — St Paul Open
1968 — Martz, William vs Smejkal, Jan — 1/2-1/2 — Ybbs
7…Ne4 — 26.2% (397 parties)
1970 — Rapaka Samuel Paul vs Hort, Vlastimil — 1/2-1/2 — Palma de Mallorca izt
1971 — Fischer, Robert J vs Petrosian, Tigran V. — 1-0 — Buenos Aires ARG
1972 — Mullen, Chris vs Ensey, Chuck — 1-0 — Berkeley
1973 — Visier Segovia, Fernando vs Saidy, Anthony — 1/2-1/2 — Lanzarote
1974 — Langeweg, Kick vs Ree, Hans — 1-0 — Wijk aan Zee NED
7…O-O — 3.2% (48 parties)
1990 — Alzate, Dario vs Gutierrez Herrera, Jose Antonio — 1-0 — Colombia
1992 — Laux, Tino, Dr. vs Tichy, Vladimir — 1-0 — Prague CZE
1992 — Van Rijn, Anton vs Daamen, Ferry — 1-0 — Dieren op NK
1993 — Tasic, Branislav vs Licina Vrabic, Anita — 1/2-1/2 — Ptuj CRO
1994 — Moser, Guenter vs Kwatschewsky, Leo — 1-0 — ?
7…Be6 — 1.1% (16 parties)
1971 — Carleton, John J vs Wood, Mark — 0-1 — corr
1971 — Pride, Stephen C vs Carleton, John J — 1-0 — ?
1991 — Laux, Tino, Dr. vs Schlager, Thomas — 1-0 — GER
1991 — Necesany, Zdenek vs Tarnowiecki, Harald — 0-1 — corr Tch-EU
1992 — Fischer, Jacob vs Jacobsen, Bent — 0-1 — Hillerod