E43j — Nimzowitsch, Keene Variation (1956)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 Ne4 7.O-O f5
Les coups candidats
8.Ne2 — 31.3% (124 parties)
Ambassadeurs : Keene, Raymond D (3x), Bisguier, Arthur B (3x), Leitao, Rafael (3x), Donner, Jan-Hein (2x), Langeweg, Kick (2x), Finegold, Benjamin (2x), Tisdall, Jonathan D (2x), Marin, Mihail (2x)
8.Qc2 — 22.7% (90 parties)
Ambassadeurs : Keene, Raymond D (4x), Andersen, Borge (2x), Ligterink, Gert (2x), Filip, Miroslav (1x), De Carbonnel, Heinz (1x), Dhruvi N Karkera (1x), Medina-Garcia, Antonio (1x), Fernandez Fernandez, Juan Angel (1x)
8.d5 — 20.7% (82 parties)
Ambassadeurs : Ward, Chris G (4x), Atalik, Suat (3x), Muir, Andrew J (3x), Chabot, Roland (3x), Berube, Richard (3x), Holst, Conny (3x), Gligorić, Svetozar (2x), Khasin, Abram (2x)
8.Ne5 — 16.4% (65 parties)
Ambassadeurs : Graf, Alexander (4x), Dydyshko, Viacheslav (3x), Chatalbashev, Boris (3x), Donaldson, John (2x), Hellsten, Johan (2x), Niemela, Antti (2x), Portisch, Ferenc (1x), Kluger, Gyula (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Ne2 8.Qc2 8.d5 8.Ne5
<1800 9 33% 33% 11% 11%
1800-2200 88 32% 30% 12% 12%
2200-2600 221 34% 17% 20% 22%
2600+ 8 75% 12%
Évolution par décennie (% des parties)
Décennie N parties 8.Ne2 8.Qc2 8.d5 8.Ne5
1950s 4 75% 25%
1960s 20 25% 45% 10% 5%
1970s 34 12% 38% 32% 6%
1980s 43 23% 21% 42% 12%
1990s 82 34% 18% 32% 9%
2000s 118 35% 17% 15% 24%
2010s 77 26% 26% 9% 29%
2020s 18 72% 17%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Ne2 26% 72% ▲ +46.2%
8.Qc2 26% 17% ▼ -9.3%
8.d5 9% 0% ▼ -9.1%
8.Ne5 29% 0% ▼ -28.6%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 1 partie
Parties historiques
8.Ne2 — 31.3% (124 parties)
1956 — Franco Raymundo, Eduardo vs Pardo Roel, Eduardo — 1-0 — Barcelona ESP
1956 — Panno, Oscar vs Smyslov, Vasily — 1/2-1/2 — Amsterdam NED
1958 — Sanchez, Luis Augusto vs Martin Martinez, Pedro Jose — 1/2-1/2 — Pereira
1964 — Dalko, Nandor vs Maseev, Maksim — 1/2-1/2 — corr FS
1965 — Lengyel, Levente vs Csom, Istvan — 1-0 — Budapest HUN
8.Qc2 — 22.7% (90 parties)
1958 — Uhlmann, Wolfgang vs Botvinnik, Mikhail — 0-1 — 13th Olympiad final A
1961 — Darga, Klaus vs Portisch, Lajos — 1/2-1/2 — Oberhausen etc
1965 — Hamann, Svend vs Andersen, Borge — 0-1 — Aalborg DEN
1966 — Filip, Miroslav vs Andersen, Borge — 1/2-1/2 — Havana olm
1967 — Medina-Garcia, Antonio vs Fernandez Fernandez, Juan Angel — 1-0 — Palma de Majorca ESP
8.d5 — 20.7% (82 parties)
1966 — Bolbochan, Julio vs Enevoldsen, Jens — 1-0 — Havana olm
1969 — Gligorić, Svetozar vs Hecht, Hans-Joachim — 1-0 — Belgrade SRB
1970 — Woizan, G. vs Weigel, F. — 0-1 — cr.
1970 — Dietz, Gabriel vs Weigel Frieda — 1/2-1/2 — ?
1971 — Visier Segovia, Fernando vs Bisguier, Arthur B — 1/2-1/2 — Malaga ESP
8.Ne5 — 16.4% (65 parties)
1965 — Portisch, Ferenc vs Kluger, Gyula — 1-0 — Budapest HUN
1974 — Dydyshko, Viacheslav vs Zhidkov, Valery S — 1/2-1/2 — Minsk BLR
1977 — Dydyshko, Viacheslav vs Botvinnik, Ilia — 1-0 — Minsk BLR
1982 — Cooper, John G vs Hutchings, Stuart J — 0-1 — WLS
1987 — Acunzo, Domenico vs Dellabella, Carlo — 1-0 — Italy Master ch