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A46l —
1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3
Eval: [+0.15]
Les coups candidats
Ambassadeurs : Jussupow, Artur (27x), Kovacevic, Vlatko (24x), Hoi, Carsten (22x), Danner, Georg (18x), Dizdar, Goran (16x), Cebalo, Miso (14x), Miezis, Normunds (12x), Hulak, Krunoslav (10x)
Ambassadeurs : Jussupow, Artur (16x), Kosic, Dragan (11x), Bogoljubow, Efim (9x), Dizdar, Goran (9x), Kovacevic, Vlatko (8x), Zelcic, Robert (7x), Limberg, Siegfried (7x), Cramling, Pia (6x)
4…Nc6 — 22.6% (1866 parties)
Ambassadeurs : Jussupow, Artur (7x), Govedarica, Lena (6x), Miezis, Normunds (6x), Saemisch, Friedrich (5x), Colle, Edgar (5x), Grant, Jonathan I M (5x), Rotstein, Jefim (5x), Guimard, Carlos E (4x)
4…Be7 — 4.4% (366 parties)
Ambassadeurs : Hoi, Carsten (4x), Ulybin, Mikhail (4x), Kosic, Dragan (4x), Medvegy, Zoltan Dr. (3x), Bellon Lopez, Juan Manuel (3x), Stojanovski, Sandi (3x), Stefanova, Antoaneta (3x), Hansen, Lars Bo (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…b6 4…d5 4…Nc6 4…Be7
<1800 250 19% 34% 34% 5%
1800-2200 3128 33% 31% 24% 5%
2200-2600 3805 44% 26% 20% 4%
2600+ 55 33% 33% 24%
Évolution par décennie (% des parties)
Décennie N parties 4…b6 4…d5 4…Nc6 4…Be7
1880s 1 100%
1890s 1 100%
1900s 1 100%
1910s 1 100%
1920s 39 23% 31% 44% 3%
1930s 73 19% 37% 42%
1940s 20 30% 30% 40%
1950s 36 36% 36% 22% 3%
1960s 32 19% 53% 25% 3%
1970s 32 28% 41% 25%
1980s 415 49% 25% 15% 4%
1990s 1269 44% 25% 20% 5%
2000s 2601 39% 28% 22% 5%
2010s 3237 33% 31% 24% 5%
2020s 507 33% 34% 22% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…b6 33% 33% -0.2%
4…d5 31% 34% ▲ +3.0%
4…Nc6 24% 22% ▼ -2.3%
4…Be7 5% 4% ▼ -1.1%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 6 parties
Karpov, Anatoly — 5 parties
Hou, Yifan — 5 parties
Euwe, Max — 4 parties
Smyslov, Vladimir — 4 parties
Kramnik, Vladimir — 4 parties
Lasker, Emanuel — 2 parties
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Ding, Liren — 1 partie
Parties historiques
4…b6 — 37.4% (3087 parties)
1908 — Shoosmith, Hector W vs Blackburne, Joseph — 1/2-1/2 — Tunbridge Wells
1912 — Salve, Gaurav Gokuldas vs Alekhine, Alexander — 0-1 — Vilnius LTU
1920 — Saemisch, Friedrich vs Breyer, Guy — 1/2-1/2 — Berlin GER
1924 — Euwe, Max vs Chepurnov, Anatoly A — 1/2-1/2 — Paris FRA
1925 — Janowsky, D. vs Spielmann, R. — 0-1 — Marienbad CZE
4…d5 — 29.2% (2412 parties)
1898 — Charousek Rudolf Rezso vs Chigorin, Mikhail — 1/2-1/2 — Cologne GER
1920 — Rubinstein, Akiba vs Kostic, Barbara — 1-0 — Goteborg SWE
1923 — Maroczy, Geza vs Blake, J Morgan — 1-0 — Hastings ENG
1924 — Maroczy, Geza vs Bogoljubow, Efim — 0-1 — New York, NY USA
1924 — Rabinovich, Ilya Mar vs Bogoljubow, Efim — 0-1 — Moskou ch-URS
4…Nc6 — 22.6% (1866 parties)
1884 — Zukertort, Johannes vs Wordsworth Donisthorpe — 1/2-1/2 — Inner Temple Hall, London ENG
1920 — Rubinstein, Akiba vs Bogoljubow, Efim — 1-0 — Stockholm / Goteburg m
1920 — Rubinstein, Akiba vs Bogoljubow, Efim — 0-1 — Stockholm / Goteburg m
1922 — Euwe, Max vs Selezniev, Alexey — 1/2-1/2 — Pistyan
1922 — Balla, Zoltan Tibor vs Wolf, Hans-Josef — 0-1 — Bad Pistyan CZE
4…Be7 — 4.4% (366 parties)
1926 — Soultanbeieff, Victor vs Dunkelblum, Arthur — 1-0 — ESP
1955 — Klugman, Reuben vs Siegel, Morton — 1/2-1/2 — New York, NY USA
1969 — Aubert, Charles vs Huguet, Francois — 0-1 — Pau
1984 — Lebrun, Roger vs Berube, Richard — 1/2-1/2 — Chicoutimi CAN
1985 — Grosch, Maria vs Sziva, Erika — 1-0 — Budapest HUN