D29n - 9.Rd1 Nbd7 10.Nc3 Qb6 - QGA: Classical (1935)

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D29n — 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 Qb6
Les coups candidats
11.d5 — 54.8% (212 parties)
Ambassadeurs : Fominyh, Alexander (4x), Jonkman, Harmen (4x), Yrjola, Jouni (3x), Portisch, Lajos (3x), Yakovich, Yuri (3x), Garcia Palermo, Carlos Horacio (3x), Varga, Zoltan (3x), Slipak, Sergio (3x)
11.a4 — 15.0% (58 parties)
Ambassadeurs : Lorincz, Istvan (3x), Danner, Georg (3x), Trompowsky, Octavio (2x), Suetin, Alexey S (2x), Yakovich, Yuri (2x), Hoang, Thanh Trang (2x), Hoi, Carsten (2x), Sadler, Matthew D (2x)
11.e4 — 13.4% (52 parties)
Ambassadeurs : Burmakin, Vladimir (3x), Estrada Nieto, Julian (3x), Korchnoi, Viktor (2x), Nikolic, Predrag (2x), Lundin, Erik (1x), Ostling, N. (1x), Horowitz, Albert Israel (1x), Berliner, Hans (1x)
11.Bc2 — 6.5% (25 parties)
Ambassadeurs : Lokvenc, Josef (1x), Petrov, Vladimir S. (1x), Reshevsky, Samuel (1x), Najdorf, Miguel (1x), Griffiths, Peter C (1x), Dunkelblum, Arthur (1x), Lisanti, Andre (1x), Bus, Mariusz (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.d5 11.a4 11.e4 11.Bc2
<1800 2 50% — — 50%
1800-2200 74 43% 18% 19% 9%
2200-2600 227 60% 13% 13% 5%
2600+ 9 44% — 33% —
Évolution par décennie (% des parties)
Décennie N parties 11.d5 11.a4 11.e4 11.Bc2
1930s 6 — 67% 17% 17%
1940s 1 — 100% — —
1950s 9 44% 22% 22% 11%
1960s 5 60% — — —
1970s 3 67% — — 33%
1980s 43 70% 9% 5% 5%
1990s 154 58% 16% 13% 3%
2000s 92 52% 14% 15% 8%
2010s 63 49% 13% 16% 13%
2020s 11 45% 18% 27% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.d5 49% 45% ▼ -3.8%
11.a4 13% 18% ▲ +5.5%
11.e4 16% 27% ▲ +11.4%
11.Bc2 13% 0% ▼ -12.7%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 1 partie
Parties historiques
11.d5 — 54.8% (212 parties)
1952 — Reshevsky, Samuel vs Najdorf, Miguel — 1-0 — San Salvador ESA
1952 — Reshevsky, Samuel vs Najdorf, Miguel — 1-0 — New York, NY USA
1952 — Porrecca, Giorgio vs Lokvenc, Josef — 1/2-1/2 — Helsinki FIN
1956 — Sajtar, Jaroslav vs Sefc, Jan — 1/2-1/2 — Podebrady CZE
1960 — Aaron, Manuel vs Nielsen, Axel — 1/2-1/2 — Leipzig olm fin-B
11.a4 — 15.0% (58 parties)
1935 — Rasmusson Birger vs Brody, Miklos — 1-0 — Warsaw POL
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
1941 — Bogoljubow, Efim vs Nowarra, Heinz — 1-0 — Krakow/Warsaw
11.e4 — 13.4% (52 parties)
1932 — Lundin, Erik vs Ostling, N. — 1-0 — Stockholm SWE
1953 — Horowitz, Albert Israel vs Berliner, Hans — 1-0 — Milwaukee, WI USA
1957 — Kozma, Julius vs Kozma, Edmund — 1-0 — Prague CZE
1988 — Korchnoi, Viktor vs Nikolic, Predrag — 0-1 — Reykjavik ISL
1988 — Korchnoi, Viktor vs Nikolic, Predrag — 0-1 — Reykjavik ISL
11.Bc2 — 6.5% (25 parties)
1938 — Lokvenc, Josef vs Petrov, Vladimir S. — 1/2-1/2 — Bad Harzburg GER
1952 — Reshevsky, Samuel vs Najdorf, Miguel — 1/2-1/2 — Mex/NY/Salvador
1972 — Griffiths, Peter C vs Dunkelblum, Arthur — 1-0 — Birmingham ENG
1988 — Bade, K. vs Kallai, Gabor — 0-1 — Wiesbaden GER
1989 — Lisanti, Andre vs Bus, Mariusz — 1/2-1/2 — IDJEM Trier