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D39c — Ragozin, Vienna (1923)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Bg5 dxc4 6.e4
Les coups candidats
Ambassadeurs : Khenkin, Igor (28x), Van Wely, Loek (25x), Ribli, Zoltan (23x), Gyimesi, Zoltan (23x), Dreev, Aleksey (20x), Gelfand, Boris (19x), Horvath, Csaba (19x), Piket, Jeroen (14x)
6…h6 — 17.1% (846 parties)
Ambassadeurs : Meier, Georg (14x), Biedermann, Thomas (11x), Pelletier, Yannick (9x), Ninov, Nikolai (8x), Wójcik, Wieslaw (7x), Movsesian, Sergei (6x), Pavlov, Sergey (6x), Hera, Imre Jr. (6x)
6…b5 — 8.0% (397 parties)
Ambassadeurs : Yakovich, Yuri (10x), Spasov, Spas (9x), Panchenko, Alexandar G (4x), Altenburg, Nils (4x), Pazos Gambarrotti, Plinio (4x), Bernard, Ryszard (3x), Oll, Lembit (3x), Kramnik, Vladimir (3x)
6…Be7 — 0.5% (25 parties)
Ambassadeurs : Michalszczak, M. (1x), Kus, Jan (1x), Rrugeja, B (1x), Rota, Luca (1x), Drion, Robert (1x), Allport, Andrew (1x), Rossiter, Alex (1x), Mears, Graham (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…c5 6…h6 6…b5 6…Be7
<1800 187 73% 19% 4% 2%
1800-2200 1337 75% 17% 7% 1%
2200-2600 2559 75% 16% 9%
2600+ 409 76% 17% 6%
Évolution par décennie (% des parties)
Décennie N parties 6…c5 6…h6 6…b5 6…Be7
1950s 25 68% 32%
1960s 17 65% 18% 18%
1970s 10 30% 30% 30%
1980s 264 79% 3% 17%
1990s 460 81% 9% 5% 2%
2000s 1225 79% 10% 10% 0%
2010s 1901 73% 19% 7% 1%
2020s 1049 63% 29% 7% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…c5 73% 63% ▼ -9.9%
6…h6 19% 29% ▲ +10.1%
6…b5 7% 7% +0.3%
6…Be7 1% 0% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 9 parties
Carlsen, Magnus — 9 parties
Kasparov, Garry — 5 parties
Ding, Liren — 5 parties
Tal, Mikhail — 2 parties
Karpov, Aleksandr — 2 parties
Ju, Wenjun — 2 parties
Gukesh D — 2 parties
Hou, Yifan — 1 partie
Parties historiques
6…c5 — 73.4% (3633 parties)
1951 — Trifunovic, Miroljub vs Aadhitha Karikalan — 1-0 — ?
1951 — Negyesy, Gyorgy vs Pogats, Jozsef Jr. — 1/2-1/2 — Hungary ch
1952 — Zalys, Ignas vs Shilov, Aleksander — 0-1 — Montreal CAN
1952 — Zalys, Ignas vs Shilov, Aleksander — 0-1 — Montreal CAN
1952 — Zalys, Ignas vs O`reilly, Jack — 1-0 — cr Golden Knights
6…h6 — 17.1% (846 parties)
1951 — Kashdan, Isaac vs Prins, Lodewijk — 1-0 — California
1951 — Gligoric, Svetozar vs Aadhitha Karikalan — 1/2-1/2 — Sarajevo BIH
1951 — Guimard, Carlos E vs Fine, Reuben — 0-1 — New York, NY USA
1951 — Gligoric, Sofija vs Aadhitha Karikalan — 1/2-1/2 — Yugoslavia
1953 — Zalys, Ignas vs Werner, Elmar — 1-0 — cr Golden Knights
6…b5 — 8.0% (397 parties)
1963 — Korelov, Alexander P vs Karasev, Vladimir — 1-0 — ?
1966 — Subrt, Jaroslav vs Rop, Otakar — 0-1 — Praag CZE ch Army
1967 — Popov, Luben vs Schmidt, Wlodzimierz — 1-0 — Varna BUL
1977 — Biyiasas, Peter vs Christiansen, Larry — 1-0 — Lone Pine open
1979 — Vilela De Acuna, Jose Luis vs Osmanovic, Kemal — 1/2-1/2 — Decin CZE
6…Be7 — 0.5% (25 parties)
1993 — Michalszczak, M. vs Kus, Jan — 1-0 — Poznan ch
1995 — Drion, Robert vs Allport, Andrew — 1-0 — ?
1998 — Rrugeja, B vs Rota, Luca — 1-0 — Bergamo
1998 — Kratzer, Mario vs Radke, Rocco-Mario — 0-1 — Leipzig GER
1998 — Slangal, Lukas vs Novak, Jakub — 1-0 — Svetla nad Sazavou