D79b — Neo-Gruenfeld
1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 8.Nc3
Les coups candidats
Ambassadeurs : Abramovic, Bosko (15x), Uhlmann, Wolfgang (10x), Morcin, Tom (10x), Gligorić, Svetozar (8x), Donner, Jan-Hein (8x), Birnbaum, Wolf-Dieter (8x), Gligoric, Svetozar (7x), Kozul, Zdenko (7x)
Ambassadeurs : Adly, Ahmed (15x), Kaposztas, Miklos (12x), Yandemirov, Valeri (12x), Uhlmann, Wolfgang (11x), Ozen, Bahadir (10x), Gutman, Lev (8x), Donner, Jan-Hein (7x), Nguyen, Vuong Tung Lam (7x)
Ambassadeurs : Kozul, Zdenko (11x), Kaminski, Marcin (8x), Hulak, Krunoslav (8x), Grabarczyk, Miroslaw (7x), Nunn, John D M (6x), Popovic, Petar (5x), Leko, Peter (5x), Rakhmanov, Aleksandr (5x)
8…b6 — 2.4% (164 parties)
Ambassadeurs : Lei, Tingjie (4x), Lein, Anatoly (3x), Shvidler, Eliahu (2x), De Greif, Boris (2x), Rodriguez, Luis Jose Lucio (2x), Xiong, Jeffery (2x), Tsvetkov, Alexandar K (1x), Gibaud, Amedee (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Nc6 8…Ne4 8…e6 8…b6
<1800 211 66% 11% 9% 3%
1800-2200 2404 64% 23% 5% 3%
2200-2600 2874 42% 42% 12% 2%
2600+ 155 19% 58% 19% 3%
Évolution par décennie (% des parties)
Décennie N parties 8…Nc6 8…Ne4 8…e6 8…b6
1920s 6 33% 67%
1930s 21 62% 14% 5% 5%
1940s 18 83% 6%
1950s 81 60% 28% 5% 4%
1960s 128 52% 38% 5% 4%
1970s 195 43% 45% 4% 4%
1980s 308 46% 41% 8% 3%
1990s 1148 51% 27% 16% 2%
2000s 1473 60% 22% 10% 2%
2010s 2523 55% 32% 7% 3%
2020s 855 46% 45% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Nc6 55% 46% ▼ -8.8%
8…Ne4 32% 45% ▲ +12.9%
8…e6 7% 5% ▼ -1.7%
8…b6 3% 1% ▼ -1.3%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 5 parties
Karpov, Anatoly — 5 parties
Botvinnik, Mikhail — 4 parties
Anand, Viswanathan — 4 parties
Smyslov, Vladimir — 3 parties
Ju, Wenjun — 3 parties
Gukesh D — 3 parties
Karpov, Aleksandr — 2 parties
Kasparov, Garry — 1 partie
Parties historiques
8…Nc6 — 53.7% (3628 parties)
1923 — Saemisch, Friedrich vs Gruenfeld, Ernst — 1/2-1/2 — Carlsbad CZE
1926 — Davidson, Jacques vs Rosselli, Stefano — 1-0 — Semmering AUT
1931 — Weissgerber, Gerhard vs Roedl, Ludwig — 0-1 — Swinemuende
1932 — Reshevsky, Samuel vs Reinfeld, Fred — 0-1 — Pasadena, CA USA
1936 — Friedmann Henryk vs Hamming, Alexander W — 1-0 — Munich GER
8…Ne4 — 31.2% (2106 parties)
1924 — Hartong vs Euwe, Max — 0-1 — ?
1925 — Davidson Gallego, Jorge vs Euwe, Max — 1-0 — Amsterdam NED
1925 — Havasi, Kornel vs Vajda, Arpad — 1-0 — Debrecen HUN
1926 — Davidson, Melody vs Euwe, Max — 1-0 — Amsterdam NED
1930 — Landau, Salo vs Euwe, Max — 0-1 — Amsterdam NED
8…e6 — 8.6% (580 parties)
1935 — Frydman, Paulino vs Machtas, Alexander — 1-0 — Warschau ol
1951 — Nestler, Vincenzo vs Hoenlinger, Baldur — 0-1 — Vienna AUT
1955 — Stahlberg, Gideon vs Ilivitsky, Georgy A — 1/2-1/2 — Goteborg SWE
1955 — Lisitsin, Georgy vs Ilivitsky, Georgy A — 1/2-1/2 — Ch URS Moscow RUS
1958 — Estonllo, M. vs Piazzini, Luis — 0-1 — Buenos Aires ARG
8…b6 — 2.4% (164 parties)
1936 — Tsvetkov, Alexandar K vs Gibaud, Amedee — 1/2-1/2 — Munich GER
1942 — Zamikhovsky, Abram vs Alatortsev, Vladimir N. — 0-1 — Moscow RUS
1954 — Shcherbakov, Vitaly vs Vedenski N — 1-0 — Riga LAT
1957 — Muffang, Andre vs Blau, Max — 0-1 — Bern SUI
1958 — Molnar, Istvan vs Blatny, Frantisek — 1/2-1/2 — Varna BUL