E52a - 7.* - Main Line (1949)

Fin du contenu

Aucune page supplémentaire à charger

← Articles plus récents
E52a — Main Line (1949)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 b6
Les coups candidats
Ambassadeurs : Donner, Jan-Hein (14x), Taimanov, Mark (12x), Jussupow, Artur (11x), Knaak, Rainer (11x), Filip, Miroslav (10x), Gligoric, Svetozar (10x), Babula, Vlastimil (10x), Gligoric, Sofija (9x)
7.cxd5 — 15.2% (423 parties)
Ambassadeurs : Niemann, Hans Moke (4x), Donner, Jan-Hein (3x), Bisguier, Arthur B (3x), Zwaig, Arne (3x), Mamedyarov, Shakhriyar (3x), O'Kelly, Albéric de Galway (2x), Cherepkov, Alexander V (2x), Barden, Leonard (2x)
7.a3 — 7.1% (198 parties)
Ambassadeurs : Flear, Glenn C (6x), Knaak, Rainer (5x), Ibragimov, Ildar (5x), Sokolov, Andrei (3x), Chandler, Murray G (2x), Granda Zuniga, Julio E (2x), Korchnoi, Viktor (2x), Cuellar, Ulises (2x)
7.Bd2 — 0.5% (14 parties)
Ambassadeurs : Garcia Palermo, Carlos Horacio (2x), Sokolov, Andrei (1x), Sokolov, Ivan (1x), Perleberg, Olaf (1x), Johnson, Chris (1x), Varga, Zoltan (1x), Kummer, Helmut (1x), Jehle, Edgar (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.O-O 7.cxd5 7.a3 7.Bd2
<1800 125 78% 13% 8% 1%
1800-2200 770 78% 15% 5% 1%
2200-2600 1378 75% 16% 8% 0%
2600+ 159 74% 17% 9% —
Évolution par décennie (% des parties)
Décennie N parties 7.O-O 7.cxd5 7.a3 7.Bd2
1950s 80 89% 8% 4% —
1960s 75 73% 20% 5% —
1970s 92 93% 3% 3% —
1980s 150 79% 7% 11% 1%
1990s 296 81% 9% 8% 1%
2000s 360 80% 12% 6% 1%
2010s 1274 75% 16% 8% 0%
2020s 465 69% 25% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.O-O 75% 69% ▼ -5.9%
7.cxd5 16% 25% ▲ +8.9%
7.a3 8% 5% ▼ -3.1%
7.Bd2 0% 1% +0.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Carlsen, Magnus — 2 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie
Parties historiques
7.O-O — 76.8% (2143 parties)
1950 — Niephaus, Walter vs Sahlmann, Walter — 1/2-1/2 — Bad Pyrmont GER
1951 — Taimanov, Mark vs Averbakh, Yuri L — 1-0 — Moskou ch-URS
1952 — Geller, Efim P. vs Keres, Paul — 1-0 — Moscow RUS
1952 — Geller, Efim P. vs Keres, Paul — 1-0 — Moskou ch-URS
1952 — Szabo, Laszlo vs Gereben, Erno — 1-0 — Budapest HUN
7.cxd5 — 15.2% (423 parties)
1952 — Golombek, Harry vs Keres, Paul — 1/2-1/2 — Budapest HUN
1955 — Neals, J. vs Haygarth, Michael J — 0-1 — Aberystwyth ch-BCF
1956 — Collet, Hugo vs Szapcenkopf, Jacques — 1-0 — Paris FRA
1956 — Jezek, Jaroslav vs Filip, Miroslav — 1/2-1/2 — Marianske Lazne
1956 — Moore, Brian J vs Barden, Leonard — 1/2-1/2 — Blackpool ENG
7.a3 — 7.1% (198 parties)
1954 — Rabar, Braslav vs Nievergelt, Erwin — 1/2-1/2 — Belgrade SRB
1955 — Negyesy, Gyorgy vs Hacsak, Istvan — 1-0 — Budapest HUN
1956 — Alvarez, Jose-Luis vs Eliskases, Erich — 0-1 — ?
1961 — Beach, Richard A vs Scholes, James Edward — 1-0 — Aberystwyth
1964 — Bolbochan, Julio vs Bielicki, Carlos — 1-0 — Buenos Aires ARG
7.Bd2 — 0.5% (14 parties)
1985 — Garcia Palermo, Carlos Horacio vs Sokolov, Andrei — 1/2-1/2 — Lucerne SUI
1985 — Garcia Palermo, Carlos Horacio vs Sokolov, Ivan — 1/2-1/2 — Lucerne SUI
1996 — Perleberg, Olaf vs Johnson, Chris — 1-0 — corr IECG Cup II prel
1999 — Varga, Zoltan vs Kummer, Helmut — 1-0 — Austria
2003 — Le Minh, Hoang vs Fournier Le Barzic, Diane — 1-0 — Hue