E31b — Leningrad, Main Line (1953)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 7.e3
Les coups candidats
Ambassadeurs : Rain, Ricardo Ernesto (49x), Zylla, Johannes (25x), Bangiev, Alexander (9x), Rogozenco, Dorian (9x), Timman, Jan H (8x), Comas Fabrego, Lluis (7x), Suba, Mihai (6x), Ree, Hans (4x)
Ambassadeurs : Rain, Ricardo Ernesto (4x), Zylla, Johannes (3x), Donner, Jan-Hein (2x), Timman, Jan H (2x), Gipslis, Aivars (2x), Szabo, Laszlo (1x), Abanin, Vladimir (1x), Nazarov, Ivan A (1x)
Ambassadeurs : Pritchett, Craig W (4x), Forintos, Gyozo V (3x), Flesch, János (2x), Cooper, John G (2x), Wolkenstein, Eckhardt (2x), Vyslouzil, Antonin (1x), Padevsky, Nikola (1x), Korchnoi, Viktor (1x)
Ambassadeurs : Steiner, Herman (2x), Spassky, Boris Vasily (2x), Keres, Paul Petrovich (2x), Mertins, Klaus (2x), Bentley, John L (2x), Carvalho, Luiz Candido Brant (1x), Suarez-Barcena de Llera, Ricardo (1x), Merino Mejuto, Domingo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Bxc3+ 7…exd5 7…O-O 7…e5
<1800 33 64% 9% 15% 3%
1800-2200 356 67% 9% 5% 9%
2200-2600 559 66% 7% 8% 5%
2600+ 17 76% 18% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Bxc3+ 7…exd5 7…O-O 7…e5
1950s 23 26% 17% 26% 26%
1960s 35 37% 11% 3% 29%
1970s 72 64% 6% 15% 4%
1980s 134 78% 4% 1% 4%
1990s 309 71% 4% 4% 6%
2000s 296 68% 7% 8% 7%
2010s 291 64% 14% 6% 5%
2020s 41 71% 12% 5% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Bxc3+ 64% 71% ▲ +6.8%
7…exd5 14% 12% ▼ -1.9%
7…O-O 6% 5% ▼ -1.3%
7…e5 5% 0% ▼ -4.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 1 partie
Parties historiques
7…Bxc3+ — 66.9% (804 parties)
1952 — Keres, Paul vs O'Kelly de Galway, Alberic — 1/2-1/2 — Budapest HUN
1958 — Padevsky, Nikola vs Sanguinetti, Raul — 1/2-1/2 — Varna BUL
1958 — Kahn, Manfred vs Duenhaupt, Heinz-Wilhelm Dr — 1-0 — FRG-ch06 corr5860
1959 — Vyslouzil, Antonin vs Nikitin, Aleksander S — 0-1 — ?
1959 — Golz, Werner vs Padevsky, Nikola — 1/2-1/2 — Dresden GER
7…exd5 — 8.0% (96 parties)
1953 — Spassky, Boris V. vs Smyslov, Vasily — 1-0 — Bucharest ROU
1953 — Spassky, Alexandre vs Smyslov, Dmitri — 1-0 — ?
1955 — Korchnoi, Viktor vs Gipslis, Aivars — 1/2-1/2 — Riga LAT
1957 — Abanin, Vladimir vs Nazarov, Ivan A — 1-0 — Ashkhabad
1960 — Portisch, Lajos vs Donner, Jan-Hein — 1/2-1/2 — Madrid ESP
7…O-O — 6.5% (78 parties)
1953 — Jezek, Jaroslav vs Brat, Vaclav Dr — 0-1 — Prague ch-CSR
1955 — Korchnoi, Viktor vs Persitz, Raaphi — 1/2-1/2 — Hastings ENG
1956 — Abanin, Vladimir vs Nuren, Abresham Anonta — 1-0 — Student tt
1957 — Wallis, Philip N vs Cafferty, Bernard — 1/2-1/2 — ?
1958 — Vyslouzil, Antonin vs Padevsky, Nikola — 1/2-1/2 — Varna BUL
7…e5 — 6.5% (78 parties)
1952 — Steiner, Herman vs Evans, Larry — 0-1 — USA
1953 — Steiner, Herman vs Carvalho, Luiz Candido Brant — 1-0 — Mar del Plata ARG
1956 — Portisch, Lajos vs Cardoso, Radolfo Tan — 1/2-1/2 — Moskou olm
1957 — Spassky, Boris V. vs Keres, Paul — 1-0 — Moskou ch-URS
1957 — Marzoev, Anatoliy vs Potapov, Aleksandr — 1-0 — Moscow RUS