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D15d — Chameleon Variation
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 a6
Eval: [+0.28]
Les coups candidats
Ambassadeurs : Stefanova, Antoaneta (33x), Babula, Vlastimil (32x), Sorokin, Mikhail (30x), Baciak, Miloslav (29x), Svetushkin, Dmitry (28x), Heiermann, Ludger (28x), Kamsky, Gata (26x), Jirka, Jiri (24x)
Ambassadeurs : Kamsky, Gata (46x), Volkov, Sergey (42x), Burmakin, Vladimir (38x), Velicka, Petr (35x), Malakhov, Valentyn (30x), Movsesian, Sergei (25x), Jirka, Jiri (24x), Stefanova, Antoaneta (23x)
Ambassadeurs : Volkov, Sergey (38x), Stefanova, Antoaneta (34x), Burmakin, Vladimir (29x), Van Wely, Loek (23x), Velicka, Petr (22x), Bacrot, Etienne (21x), Malakhov, Valentyn (21x), Movsesian, Sergei (18x)
5.cxd5 — 13.4% (2778 parties)
Ambassadeurs : Burmakin, Vladimir (25x), Velicka, Petr (19x), Komliakov, Viktor (15x), Movsesian, Sergei (14x), Sulava, Nenad (13x), Stefanova, Antoaneta (10x), Schneider, Stefan (9x), Shirov, Alexei (7x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.c5 5.e3 5.a4 5.cxd5
<1800 347 22% 31% 13% 17%
1800-2200 5821 27% 29% 15% 17%
2200-2600 11848 30% 25% 17% 11%
2600+ 1261 29% 27% 21% 8%
Évolution par décennie (% des parties)
Décennie N parties 5.c5 5.e3 5.a4 5.cxd5
1920s 1 100%
1930s 4 75% 25%
1950s 1 100%
1960s 5 20% 60% 20%
1970s 4 25%
1980s 115 21% 17% 6% 35%
1990s 1999 18% 21% 18% 20%
2000s 8409 31% 25% 17% 14%
2010s 8794 28% 30% 17% 11%
2020s 1328 28% 30% 11% 14%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.c5 28% 28% -0.1%
5.e3 30% 30% ▲ +1.0%
5.a4 17% 11% ▼ -6.2%
5.cxd5 11% 14% ▲ +2.9%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Anand, Viswanathan — 6 parties
Karpov, Anatoly — 4 parties
Ju, Wenjun — 4 parties
Karpov, Aleksandr — 2 parties
Gukesh D — 1 partie
Parties historiques
5.c5 — 28.5% (5883 parties)
1964 — Bakhmatov, Eduard vs Rachkovsky, Alexander — 0-1 — Kiev UKR
1980 — Piesina, Gintautas vs Majorovas, Vitalijus — 1/2-1/2 — Klaipeda
1981 — Agzamov, Georgy vs Itkis, Boris — 1-0 — Erevan ARM
1984 — Karolyi, Tibor vs Pirttimaki, Timo — 1/2-1/2 — Helsinki FIN
1984 — Hjartarson, Johann vs Knezevic, Milorad — 1/2-1/2 — Reykjavik ISL
5.e3 — 26.8% (5544 parties)
1936 — Seiffert, Gabriel Pamplona vs Jakubowski, Adam — 1-0 — Berlin GER
1936 — May, Desider vs Grguric, Viktor — 1-0 — Podebrady CZE
1938 — Letelier Martner, Rene vs Balparda, Julio — 0-1 — Montevideo URU
1958 — Lagha, Khelil vs Fairhurst, William — 1/2-1/2 — Munich GER
1961 — Hottes, Dieter vs Pfeiffer, Gerhard — 1/2-1/2 — Bad Pyrmont GER
5.a4 — 16.7% (3447 parties)
1984 — Costea, Eugen vs Sterud, Edvard — 0-1 — cr.
1985 — Belov, Igor vs Dreev, Aleksey — 1/2-1/2 — Moscow RUS
1986 — Ruiz, Alciguel vs Velez Betancourt, Nestor Tomas — 1-0 — Havana CUB
1987 — Sarwinski, Miroslaw vs Seifert, Henryk — 1-0 — Jachranka
1988 — Reinartz, Georg vs Schmidt, Ruediger — 1/2-1/2 — GER
5.cxd5 — 13.4% (2778 parties)
1929 — Michell, Reginald vs Sultan Khan, Mir — 0-1 — Ramsgate, Chatham Hse Sch
1931 — Kasparian, Genrikh vs Alatortsev, Vladimir N. — 1-0 — Moskou ch-URS
1966 — Prameshuber, Alexander vs Fairhurst, William — 1-0 — Havana CUB
1975 — Jamroz, Zbigniew vs Kaluzny, Wlodzimierz — 1-0 — Augustow
1981 — Beliavsky, Alexander G vs Gavrikov, Viktor — 1/2-1/2 — Frunze ch-URS