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A47x —
1.d4 Nf6 2.Nf3 b6 3.e3 Bb7 4.Bd3 e6 5.O-O c5
Eval: [+0.26]
Les coups candidats
Ambassadeurs : Danner, Georg (33x), Jussupow, Artur (29x), Hoi, Carsten (22x), Dizdar, Goran (18x), Tibensky, Robert (17x), Kosic, Dragan (16x), Hebden, Mark L (16x), Wang, Richard (12x)
6.Nbd2 — 25.4% (1072 parties)
Ambassadeurs : Kovacevic, Vlatko (19x), Zuluaga Mancilla, Cesar (8x), Hulak, Krunoslav (6x), Kovacevic, Veljko (5x), Jussupow, Artur (5x), Cebalo, Miso (5x), Brkljaca, Ante (5x), Grivas, Efstratios (4x)
6.b3 — 21.8% (923 parties)
Ambassadeurs : Jussupow, Artur (12x), Starostits, Ilmars (12x), Popchev, Milko (9x), Zaitseva, Ludmila G. (7x), Fries-Nielsen, Jens Ove (7x), Kosic, Dragan (7x), Matlak, Marek (6x), Hulak, Krunoslav (5x)
6.c3 — 4.4% (186 parties)
Ambassadeurs : Pirc, Vasja (2x), Nielsen, Christian Waagner (2x), Vrona, Mihail (2x), Archangelsky, Mikhail (2x), Colas, Joshua (2x), Raclauskiene E (1x), Karff, Mona M (1x), Golmayo Torriente, Manuel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.c4 6.Nbd2 6.b3 6.c3
<1800 50 24% 38% 14% 12%
1800-2200 1204 36% 32% 24% 6%
2200-2600 2591 54% 21% 22% 2%
2600+ 44 64% 11% 20% 5%
Évolution par décennie (% des parties)
Décennie N parties 6.c4 6.Nbd2 6.b3 6.c3
1900s 1 100%
1920s 6 67% 17%
1930s 25 8% 32% 16% 24%
1940s 9 11% 44% 22% 22%
1950s 23 17% 39% 35% 4%
1960s 4 25% 75%
1970s 16 19% 31% 31% 12%
1980s 225 23% 34% 36% 5%
1990s 613 39% 32% 21% 6%
2000s 1404 50% 26% 18% 4%
2010s 1659 50% 22% 23% 3%
2020s 243 55% 16% 25% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.c4 50% 55% ▲ +5.6%
6.Nbd2 22% 16% ▼ -5.1%
6.b3 23% 25% ▲ +2.1%
6.c3 3% 2% ▼ -1.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 3 parties
Kramnik, Vladimir — 3 parties
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
Gukesh D — 1 partie
Parties historiques
6.c4 — 46.2% (1952 parties)
1930 — Marshall Viele, Fabrizio Aaron vs Nimzowitsch, Aron — 1-0 — Liege
1930 — Marshall Viele, Fabrizio Aaron vs Ahues, Carl — 1-0 — Liege
1949 — Stalda, Giuseppe vs Szabados, Eugenio — 1/2-1/2 — Venice ITA
1953 — Ciejka, Tadeusz vs Miesowicz, Adam — 1-0 — Krakow POL
1955 — Ujtelky, Maximilian vs Kozma, Julius — 1/2-1/2 — Prague CZE
6.Nbd2 — 25.4% (1072 parties)
1908 — Shoosmith, Hector W vs Blackburne, Joseph — 1/2-1/2 — Tunbridge Wells
1925 — Janowsky, D. vs Spielmann, R. — 0-1 — Marienbad CZE
1926 — Colle, Edgar vs Tartakower, Savielly — 0-1 — Ghent
1927 — Colle, Edgar vs Tackels, Andre — 1-0 — Brussels BEL
1929 — Gilg, Karl vs Nimzowitsch, Aron — 0-1 — Carlsbad CZE
6.b3 — 21.8% (923 parties)
1924 — Euwe, Max vs Chepurnov, Anatoly A — 1/2-1/2 — Paris FRA
1934 — Lundin, Erik vs Danielsson, Gosta — 1-0 — Stockholm SWE
1937 — Larsen Ojvind vs Salo, Toivo — 0-1 — Stockholm SWE
1938 — Sundberg, Bertil vs Carlsson, Sven — 1/2-1/2 — Stockholm SWE
1939 — Guimard, Carlos E vs Gerschman, Jose — 1-0 — Buenos Aires ARG
6.c3 — 4.4% (186 parties)
1930 — Nimzowitsch, Aron vs Przepiorka, Dawid — 1/2-1/2 — Liege
1931 — Golmayo Torriente, Manuel vs Steiner, Endre — 0-1 — Praag olm
1933 — Dus Chotimirsky, Fedor vs Rabinovich, Ilya Mar — 0-1 — Leningrad ch-URS
1934 — Pirc, Vasja vs Tartakower, Savielly — 1-0 — Ujpest
1935 — Pirc, Vasja vs Lilienthal, Andor — 0-1 — Moskou