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A17k — Nimzo-English (1947)
1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.Qc2 O-O
Les coups candidats
5.a3 — 85.8% (2388 parties)
Ambassadeurs : Rozentalis, Eduardas (31x), Pogorelov, Ruslan (27x), Korchnoi, Viktor (20x), Kramnik, Vladimir (18x), Drasko, Milan (18x), Timman, Jan H (17x), Kholmov, Ratmir D (15x), Uhlmann, Wolfgang (12x)
5.e3 — 4.0% (112 parties)
Ambassadeurs : Eingorn, Vereslav S (4x), Egorov, Vladimir (2x), Nielsen, Axel (1x), Portisch, Lajos (1x), Clarke, Peter (1x), Kramer, Haije (1x), Liavdansky, Vladimir (1x), Polugaevsky, Lev (1x)
5.g3 — 3.9% (108 parties)
Ambassadeurs : Uhlmann, Wolfgang (11x), Popovic, Petar (2x), Pogorelov, Ruslan (2x), Serrer, Christoph (2x), Vaganian, Rafael A (2x), Guyene, Thierry (2x), Payet, Amelie (2x), Jakab, Attila (2x)
5.e4 — 2.8% (79 parties)
Ambassadeurs : Milos, Gilberto (3x), Nikolenko, Oleg (3x), Reza, Wojciech (2x), Emden, Hermann (1x), Dueckstein, Andreas (1x), Moehring, Guenther (1x), Mititelu, Gheorghe (1x), Wallner, Alfred (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.a3 5.e3 5.g3 5.e4
<1800 67 75% 9% 3% 3%
1800-2200 602 83% 5% 4% 4%
2200-2600 1807 87% 4% 4% 2%
2600+ 135 96% 1%
Évolution par décennie (% des parties)
Décennie N parties 5.a3 5.e3 5.g3 5.e4
1950s 4 75%
1960s 18 56% 28% 6% 11%
1970s 97 77% 2% 7% 2%
1980s 232 77% 6% 8% 3%
1990s 423 82% 4% 8% 3%
2000s 889 90% 3% 3% 2%
2010s 869 87% 5% 2% 3%
2020s 251 87% 4% 1% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.a3 87% 87% ▼ -0.6%
5.e3 5% 4% -0.2%
5.g3 2% 1% ▼ -1.5%
5.e4 3% 5% ▲ +2.2%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 9 parties
Karpov, Anatoly — 8 parties
Hou, Yifan — 4 parties
Tal, Mikhail — 3 parties
Kasparov, Garry — 3 parties
Carlsen, Magnus — 2 parties
Botvinnik, Mikhail — 1 partie
Ding, Liren — 1 partie
Parties historiques
5.a3 — 85.8% (2388 parties)
1950 — Steinmeyer, Robert vs Byrne, Robert E — 1/2-1/2 — New York ch USA
1956 — Sherwin, James T vs Day, Fabian — 1-0 — Oklahoma City, OK USA
1958 — Averbakh, Yuri L vs Veresov, Gavriil — 1-0 — Vilnius LTU
1960 — Clarke, Peter vs Darga, Klaus — 0-1 — Biel SUI
1962 — Liberzon, Vladimir M vs Taimanov, Mark — 1/2-1/2 — Yalta UKR
5.e3 — 4.0% (112 parties)
1960 — Nielsen, Axel vs Portisch, Lajos — 1/2-1/2 — Leipzig GER
1963 — Clarke, Peter vs Kramer, Haije — 1/2-1/2 — Birmingham ENG
1964 — Alexander Vivasvaan Chandra vs Soloviev, Vladimir A — 0-1 — Moscow RUS
1965 — Liavdansky, Vladimir vs Polugaevsky, Lev — 1/2-1/2 — Tallinn ch-URS
1967 — Levy, David N L vs Ligterink, Gert — 1/2-1/2 — Groningen NED
5.g3 — 3.9% (108 parties)
1961 — Bachmann, Karlheinz vs Darga, Klaus — 0-1 — Bad Pyrmont GER
1972 — Ornstein, Axel vs Kinnmark, Ove — 1-0 — Skelleftea SWE
1972 — Uhlmann, Wolfgang vs Moehring, Guenther — 1/2-1/2 — Leipzig GER
1975 — Vaganian, Rafael A vs Grigorian, Karen — 1-0 — Vilnius LTU
1977 — Ftacnik, Lubomir vs Diesen, Mark C — 1-0 — Amsterdam NED
5.e4 — 2.8% (79 parties)
1961 — Emden, Hermann vs Dueckstein, Andreas — 0-1 — Arlesheim
1961 — Moehring, Guenther vs Mititelu, Gheorghe — 0-1 — Chemnitz
1976 — Umansky, Mikhail vs Bramburg, Boris — 1-0 — RSFSR-5ch/f [Holecek,K
1977 — Hort, Vlastimil vs Sosonko, Gennadi — 1-0 — Tilburg NED
1980 — Mortensen, Erling vs Jakobsen, Ole — 1/2-1/2 — Esbjerg DEN