D28c - 7…Nc6 - QGA: Classical (1922)

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D28c — Classical
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 Nc6
Les coups candidats
8.Rd1 — 54.1% (494 parties)
Ambassadeurs : Flohr, Salo (10x), Euwe, Max (9x), Landau, Salo (8x), Radulov, Ivan (6x), Alekhine, Alexander (4x), Stahlberg, Gideon (4x), Gruenfeld, Ernst (3x), Pirc, Vasja (3x)
8.Nc3 — 17.9% (163 parties)
Ambassadeurs : Gruenfeld, Ernst (5x), Alekhine, Alexander (3x), Book, Eero (3x), Curdo, John (3x), Loureiro, Luiz Vasconcellos (3x), Euwe, Max (2x), Reshevsky, Samuel (2x), Rellstab, Ludwig (2x)
8.dxc5 — 11.9% (109 parties)
Ambassadeurs : Breier, Andreas (3x), Rashkovsky, Nukhim N (2x), Radulov, Ivan (2x), Sapi, Laszlo (2x), Alexieva, Silvia (2x), De Jong-Muhren, Bianca (2x), Pajeken, Jakob Leon (2x), Kmoch, Hans (1x)
Ambassadeurs : Euwe, Max (2x), Reshevsky, Samuel (2x), Fine, Reuben (2x), Saemisch, Friedrich (1x), Gumprich, Kurt (1x), Vidmar, Marjeta (1x), Kmoch, Hans (1x), Rohacek, Ivan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Rd1 8.Nc3 8.dxc5 8.a4
<1800 10 40% 50% — 10%
1800-2200 149 66% 7% 6% 17%
2200-2600 457 55% 11% 17% 12%
2600+ 26 46% 15% 23% 4%
Évolution par décennie (% des parties)
Décennie N parties 8.Rd1 8.Nc3 8.dxc5 8.a4
1910s 1 100% — — —
1920s 7 71% 14% 14% —
1930s 61 59% 20% 5% 10%
1940s 58 57% 31% 5% 5%
1950s 44 57% 36% 2% 2%
1960s 22 32% 68% — —
1970s 29 38% 48% 3% 10%
1980s 49 31% 43% 16% 10%
1990s 119 47% 14% 22% 13%
2000s 183 62% 7% 15% 10%
2010s 208 58% 9% 12% 14%
2020s 132 54% 13% 11% 17%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Rd1 58% 54% ▼ -4.4%
8.Nc3 9% 13% ▲ +3.7%
8.dxc5 12% 11% ▼ -1.4%
8.a4 14% 17% ▲ +2.7%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 10 parties
Alekhine, Alexander — 7 parties
Kramnik, Vladimir — 3 parties
Lasker, Emanuel — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
8.Rd1 — 54.1% (494 parties)
1910 — Alekhine, Alexander vs GoncharovRubinstei — 1-0 — Moskou consult
1922 — Koenig, Imre vs Wolf Heinrich — 0-1 — Vienna AUT
1922 — Koenig, Imre vs Wolf, Hans-Josef — 0-1 — Vienna AUT
1922 — Capablanca, Jose vs Sydney Thomas Sharp — 0-1 — Philadelphia, PA USA
1926 — Alekhine, Alexander vs Janowski, Dawid — 1/2-1/2 — Semmering AUT
8.Nc3 — 17.9% (163 parties)
1926 — Rubinstein, Akiba vs Gruenfeld, Ernst — 1-0 — Semmering AUT
1932 — Michell, Reginald vs Flohr, Salo — 1/2-1/2 — Hastings ENG
1934 — Gruenfeld, Ernst vs Lenner Leopold — 1-0 — Vienna AUT
1934 — Gruenfeld, Ernst vs Gilg, Karl — 1-0 — Klosterneuburg
1935 — Gruenfeld, Ernst vs Book, Eero — 1/2-1/2 — Warsaw POL
8.dxc5 — 11.9% (109 parties)
1927 — Buerger, Victor vs Bogoljubow, Efim — 1/2-1/2 — London ENG
1934 — Podhorzer, David vs Rosenberger, Coelestin — 1-0 — Vienna AUT
1935 — Ahues, Carl vs Roedl, Ludwig — 1-0 — Bad Nauheim
1937 — Stahlberg, Gideon vs Fine, Reuben — 1/2-1/2 — Goteborg SWE
1940 — Ernst, Wilhelm vs Kieninger, Georg — 1-0 — Cologne GER
8.a4 — 11.3% (103 parties)
1933 — Saemisch, Friedrich vs Gumprich, Kurt — 1-0 — Berlin GER
1934 — Eliskases, Erich vs Pitschak, Rudolf — 1/2-1/2 — Bad Liebenwerda
1937 — Vukovic, Sara vs Foltys, Jan — 1-0 — Rogaska Slatina
1937 — Reshevsky, Samuel vs Fine, Reuben — 1/2-1/2 — Semmering AUT
1937 — Reshevsky, Samuel vs Fine, Reuben — 1/2-1/2 — Semmering AUT