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E20h — Nimzo-Indian (1957)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 c5
Les coups candidats
Ambassadeurs : Volkov, Sergey (32x), Moskalenko, Viktor (30x), Salzmann, Stefan (20x), Sundqvist, Christer (20x), Khenkin, Igor (19x), Amico, Rosario (19x), Partos, Charles (17x), Legemaat, Gert (17x)
5.a3 — 12.3% (700 parties)
Ambassadeurs : Posedaru, Bogdan (9x), González Barcina, Francisco-José (7x), Dobrin, Ionut-Alexandru (7x), Derjabin, Ilja (7x), Aghasaryan, Robert (6x), Sirletti, Sonia (5x), Rajarishi Karthi (5x), Poleksic, Dusan (5x)
5.e3 — 1.0% (55 parties)
Ambassadeurs : Toefferl, Heimo (2x), Simson, Urmas (2x), Borja, Meliton (1x), Cabrido, Victor (1x), De Souza Mendes, Joao (1x), Caspary, Herbert (1x), Kappes Klaus (1x), Koch, Martin (1x)
5.dxc5 — 0.2% (9 parties)
Ambassadeurs : Walczak, Przemyslaw (1x), Szczechowicz, Bartosz (1x), Celedon, Ivan (1x), Pirttilahti, Janne (1x), Van Scheepen, Frits (1x), Grafen, Denis (1x), Becker, Joerg (1x), Diakov, Georgi (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.d5 5.a3 5.e3 5.dxc5
<1800 215 75% 18% 4% 1%
1800-2200 2209 83% 15% 1% 0%
2200-2600 2776 90% 9% 0% 0%
2600+ 128 92% 8% — —
Évolution par décennie (% des parties)
Décennie N parties 5.d5 5.a3 5.e3 5.dxc5
1950s 10 50% 50% — —
1960s 63 67% 30% 3% —
1970s 37 84% 16% — —
1980s 185 92% 7% 1% —
1990s 587 89% 10% 2% —
2000s 900 81% 17% 1% 1%
2010s 2167 86% 13% 1% 0%
2020s 1721 90% 10% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.d5 86% 90% ▲ +3.9%
5.a3 13% 10% ▼ -3.2%
5.e3 1% 0% ▼ -0.6%
5.dxc5 0% 0% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Ding, Liren — 4 parties
Carlsen, Magnus — 3 parties
Karpov, Anatoly — 2 parties
Hou, Yifan — 2 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Parties historiques
5.d5 — 86.3% (4893 parties)
1954 — Korchnoi, Viktor vs Lisitsin, Georgy — 0-1 — URS ch
1956 — Benko, Pal vs Portisch, Lajos — 1-0 — Budapest HUN
1957 — Kortchnoi, V. vs Danielyan, Gurgen — 1-0 — Sverdlovsk
1957 — Spassky, Boris Vasily vs Cherepkov, Alexander V — 1/2-1/2 — Leningrad RUS
1959 — Taimanov, Mark vs Cezlach — 1-0 — USSR
5.a3 — 12.3% (700 parties)
1953 — Klavins, Janis vs Tal, Mikhail — 1/2-1/2 — USSR
1957 — Stulik, Vlastimil vs Kozma, Julius — 0-1 — Prague CZE
1957 — Portisch, Lajos vs Drimer, Dolfi — 1/2-1/2 — Ploiesti
1958 — Krogius, Nikolai V vs Vistaneckis, Isakas — 1-0 — Vilnius LTU
1959 — Drimer, Dolfi vs Kostro, Jerzy — 0-1 — Budapest HUN
5.e3 — 1.0% (55 parties)
1966 — De Souza Mendes, Joao vs Caspary, Herbert — 1/2-1/2 — Belo Horizonte
1967 — Borja, Meliton vs Cabrido, Victor — 0-1 — Manila PHI
1987 — Kappes Klaus vs Koch, Martin — 1/2-1/2 — Muenster GER
1992 — Adlin Merlin vs Cirnovic, M. — 1-0 — Meudon
1992 — Fuhrmann, Daniel vs Herrmann, Edwin — 1-0 — Bochum GER
5.dxc5 — 0.2% (9 parties)
2003 — Walczak, Przemyslaw vs Szczechowicz, Bartosz — 0-1 — Poraj POL
2004 — Celedon, Ivan vs Pirttilahti, Janne — 0-1 — IECG
2005 — Van Scheepen, Frits vs Grafen, Denis — 0-1 — IECG
2007 — Becker, Joerg vs Diakov, Georgi — 1-0 — Seefeld / Oesterreich
2007 — Kosolapova, Lilia vs Larionova, Anna — 1-0 — Tula RUS