D29j - 9.Rd1 Nbd7 10.Nc3 - QGA: Classical (1911)

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D29j — Classical
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3
Les coups candidats
Ambassadeurs : Ibragimov, Ildar (6x), Pohla, Harry (5x), ? (4x), Tukmakov, Vladimir B (3x), Sadler, Matthew D (3x), Zoebisch, Herbert (3x), Clarke, Peter H (2x), Palacios de la Prida, Ernesto (2x)
Ambassadeurs : Suetin, Alexey S (5x), Najdorf, Miguel (3x), Ujtelky, Maximilian (3x), Penrose, Jonathan (3x), Penrose, Justin (3x), Bialas, Wolfram (3x), Wichmann, Cliff (3x), Drasko, Milan (3x)
Ambassadeurs : Jonkman, Harmen (6x), Yakovich, Yuri (5x), Fominyh, Alexander (5x), Varga, Zoltan (5x), Nikolic, Predrag (4x), Garcia Palermo, Carlos Horacio (4x), Slipak, Sergio (4x), Estrada Nieto, Julian (4x)
Ambassadeurs : Schrancz, Istvan (3x), Dobrovolsky, Ladislav (3x), Nordstrom, Felix (3x), Drozd, Robert (2x), Bertok, Mario Jr. (2x), Rotstein, Jefim (2x), Rostovtsev, Yuri (2x), Lombardy, William J (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Qb8 10…Qc7 10…Qb6 10…Bd6
<1800 24 46% 29% 8% 4%
1800-2200 315 35% 25% 21% 4%
2200-2600 831 35% 25% 26% 6%
2600+ 37 43% 14% 24% 8%
Évolution par décennie (% des parties)
Décennie N parties 10…Qb8 10…Qc7 10…Qb6 10…Bd6
1890s 1 — — — —
1900s 1 — 100% — —
1910s 1 — — — —
1930s 13 — 54% 38% —
1940s 14 — 71% 7% —
1950s 43 — 35% 19% 2%
1960s 103 50% 18% 4% 22%
1970s 40 38% 30% 8% 12%
1980s 164 38% 16% 25% 14%
1990s 394 28% 21% 38% 7%
2000s 421 43% 24% 21% 4%
2010s 345 37% 29% 17% 5%
2020s 92 28% 35% 12% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Qb8 37% 28% ▼ -8.8%
10…Qc7 29% 35% ▲ +6.1%
10…Qb6 17% 12% ▼ -5.1%
10…Bd6 5% 5% ▲ +0.5%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 3 parties
Anand, Viswanathan — 3 parties
Euwe, Max — 2 parties
Alekhine, Alexander — 1 partie
Tal, Mikhail — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
10…Qb8 — 35.2% (574 parties)
1961 — Savon, Vladimir vs Kots, Yuri I — 1-0 — Baku ch-URS
1962 — Polugaevsky, Lev vs Volovich, Anatoly — 1-0 — URS
1962 — Thorbergsson, Freysteinn vs Drozd, Ryszard — 1-0 — Bucharest ROU
1962 — Olafsson, Fridrik vs Balcerowski, Witold — 1/2-1/2 — Varna olm
1962 — Lustin Vitaly vs Mikhael Jose Tomson — 1-0 — ?
10…Qc7 — 24.6% (402 parties)
1907 — Znosko-Borovsky, Eugene vs Swiderski, Radoslaw — 1/2-1/2 — Ostende II
1930 — Landau, Salo vs Rubinstein, Akiba — 1/2-1/2 — NED
1934 — Flohr, Salo vs Gruenfeld, Ernst — 1/2-1/2 — Ujpest
1935 — Kostic, Borislav vs Eliskases, Erich — 0-1 — Warsaw POL
1935 — Eliskases, Erich vs Euwe, Max — 0-1 — Amsterdam NED
10…Qb6 — 22.5% (368 parties)
1932 — Lundin, Erik vs Ostling, N. — 1-0 — Stockholm SWE
1935 — Lundin, Erik vs Staehelin, Adolf — 1-0 — Warsaw ol Warsaw POL
1938 — Trompowsky, Octavio vs Cruz Filho, Oswaldo — 1-0 — nt Rio de Janeiro
1938 — Trompowsky, Octavio vs Acosta Cruz, Oscar Yosimar — 1-0 — Rio de Janeiro ch
1938 — Lokvenc, Josef vs Petrov, Vladimir S. — 1/2-1/2 — Bad Harzburg GER
10…Bd6 — 7.2% (117 parties)
1959 — Petrosian, Tigran A. vs Smyslov, Vladimir — 0-1 — Bled/Zagreb/Belgrade
1960 — Cherepkov, Alexander V vs Simagin, Vladimir — 1/2-1/2 — Vilnius LTU
1960 — Sapre, Ramchandra vs Cobo Arteaga, Eldis — 0-1 — Leipzig GER
1960 — Wexler, Bernardo vs Olafsson, Fridrik — 1/2-1/2 — Buenos Aires ARG
1960 — Ousatchi, Mark vs Poliak, Evsey — 0-1 — ?