E58d - 9…Qc7 - Main Line (1946)

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E58d — Main Line (1946)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 Qc7
Les coups candidats
Ambassadeurs : Donner, Jan-Hein (11x), Isigkeit, Hans-Jürgen (11x), Tatai, Stefano (9x), Averbakh, Yuri L (8x), Gligoric, Svetozar (8x), Knaak, Rainer (8x), Junge, Wolfgang (8x), Byrne, Robert E (6x)
Ambassadeurs : Mroczek, Jacek (15x), Hlavica, Bretislav (9x), Heinke, Richard (6x), Isigkeit, Hans-Jürgen (6x), Kovacs, Gabor (5x), Neto, Horácio (5x), García Rodríguez, Ildefonso (5x), Cherepkov, Alexander V (4x)
Ambassadeurs : Ibragimov, Ildar (8x), Lukacs, Peter (5x), Avotins, Maigonis (5x), Heinke, Richard (5x), Michenka, Jozef (4x), Gerhards, Guntis (4x), Husemann, Andreas (4x), Garau, Bernard (4x)
Ambassadeurs : Parma, Bruno (3x), Shneider, Aleksandr (3x), Norri, Joose (3x), Weber, Bernd, Dr. (2x), Petrosian, Tigran V. (2x), Averbakh, Yuri L (2x), Azmaiparashvili, Zurab (2x), Sage, François (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.cxd5 10.Bb2 10.h3 10.Qc2
<1800 98 46% 26% 6% 6%
1800-2200 803 44% 29% 9% 6%
2200-2600 1438 44% 27% 13% 5%
2600+ 87 38% 38% 20% 3%
Évolution par décennie (% des parties)
Décennie N parties 10.cxd5 10.Bb2 10.h3 10.Qc2
1950s 46 46% 26% 4% 13%
1960s 82 60% 11% — 21%
1970s 90 70% 10% 4% 10%
1980s 119 69% 5% 7% 13%
1990s 280 62% 8% 12% 10%
2000s 785 54% 22% 8% 7%
2010s 1356 34% 37% 14% 3%
2020s 57 28% 28% 11% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.cxd5 34% 28% ▼ -5.9%
10.Bb2 37% 28% ▼ -8.5%
10.h3 14% 11% ▼ -3.9%
10.Qc2 3% 7% ▲ +4.2%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 6 parties
Hou, Yifan — 6 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
10.cxd5 — 45.7% (1287 parties)
1956 — Efimov, Kondrat vs Geller, Alexander — 1-0 — Leningrad RUS
1956 — Borisenko, Georgy K vs Vasilchuk, Yury — 1/2-1/2 — Kharkov UKR
1956 — Jezek, Jaroslav vs Ragozin, Viacheslav — 1-0 — Marianske Lazne/Praha
1956 — Borisenko, Georgy K vs Rovner, Dmitry — 1/2-1/2 — Leningrad RUS
1956 — Bronstein, David I vs Szabo, Laszlo — 1/2-1/2 — Amsterdam NED
10.Bb2 — 26.4% (742 parties)
1950 — Milic, Borislav vs Kevitz, Alexander — 1/2-1/2 — USA
1956 — Tal, Mikhail vs Uusi, Gunnar — 0-1 — It Tartu EST
1956 — Taimanov, Mark vs Sliwa, Bogdan — 1-0 — Moscow RUS
1956 — Stenborg, Ake vs Limbos, Paul — 1-0 — Moscow RUS
1957 — Bronstein, David I vs Averbakh, Yuri L — 1-0 — Moscow RUS
10.h3 — 11.1% (313 parties)
1957 — Franco Raymundo, Eduardo vs Diez del Corral, Jesus — 1/2-1/2 — Madrid ESP
1958 — Spassky, Boris Vasily vs Bobotsov, Milko G — 1-0 — Leningrad RUS
1975 — Olafsson, Fridrik vs Bronstein, David I — 1/2-1/2 — Teeside Teesside ENG
1976 — Byrne, Robert E vs Debarnot, Roberto — 1/2-1/2 — Las Palmas Las Palmas ESP
1976 — Kraidman, Yair vs Lombard, Andre — 1/2-1/2 — Haifa ISR
10.Qc2 — 6.1% (171 parties)
1956 — Geller, Efim P. vs Petrosian, Tigran V. — 1-0 — Amsterdam NED
1956 — Borisenko, Georgy K vs Khasin, Abram — 1/2-1/2 — Leningrad ch-URS
1957 — Rellstab, Ludwig vs Scheipl, Ralf — 1-0 — Bad Neuenahr GER
1957 — Prokhorovich, Taras E vs Averbakh, Yuri L — 0-1 — Sverdlovsk
1957 — Alster, Ladislav vs Trifunovic, Petar — 1/2-1/2 — Wageningen zt