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A42t —
1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4 e5 5.d5
Eval: [+0.51]
Les coups candidats
5…f5 — 27.4% (555 parties)
Ambassadeurs : Zlatanovic, Boroljub (8x), Linsenmeyer, Mario (6x), Lehtinen, Heikki (5x), Kulaots, Kaido (5x), Wojtkiewicz, Aleksander (4x), Lagowski, Patryk (4x), Burwick, Malte (4x), Eisenbeiser, Amadeus (4x)
5…a5 — 21.4% (433 parties)
Ambassadeurs : Vassallo Barroche, Mauricio (8x), Burmeister, Ferdinand (5x), Vastrukhin, Oleg (5x), Demidov, Mikhail (5x), Cramling, Dan (4x), Stadtmueller, Harald (4x), Milde, Lars (4x), Salah, Nadezhda (4x)
Ambassadeurs : Ivkov, Borislav (7x), Wallrabenstein, Udo (4x), Mestel, A Jonathan (3x), Hoffman, Alejandro (3x), Todorcevic Antic, Miodrag (3x), Schlette, Marc (3x), Kertesz, Alfred (3x), Ozen, Bahadir (3x)
5…Ne7 — 16.9% (342 parties)
Ambassadeurs : Malis, Jiri (4x), Barberi, Alessandro (3x), Krasiewicz, Robert (3x), Czerniak, Moshe (2x), Ghizdavu, Dumitru (2x), Hecht, Hans-Joachim (2x), Mohrlok, Dieter (2x), Pickering, Henry (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…f5 5…a5 5…Nd7 5…Ne7
<1800 55 31% 5% 18% 29%
1800-2200 692 34% 19% 16% 18%
2200-2600 934 25% 29% 20% 12%
2600+ 17 24% 35% 12% 24%
Évolution par décennie (% des parties)
Décennie N parties 5…f5 5…a5 5…Nd7 5…Ne7
1850s 2 50%
1950s 4 25% 25%
1960s 46 15% 30% 11%
1970s 110 8% 11% 35% 16%
1980s 74 14% 11% 36% 24%
1990s 329 26% 14% 21% 24%
2000s 515 36% 14% 17% 18%
2010s 726 29% 26% 17% 15%
2020s 216 20% 51% 12% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…f5 29% 20% ▼ -9.1%
5…a5 26% 51% ▲ +25.2%
5…Nd7 17% 12% ▼ -5.5%
5…Ne7 15% 9% ▼ -5.6%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
5…f5 — 27.4% (555 parties)
1959 — Hilde Peterson vs Shorman, R. — 0-1 — Hayward
1962 — Najdorf, Miguel vs Robatsch, Karl — 1-0 — Varna BUL
1962 — Najdorf, Miguel vs Robatsch, Karl — 1-0 — Varna BUL
1966 — Polugaevsky, Lev vs Czerniak, Magdalena — 1-0 — Beverwijk NED
1968 — Tataev, Marakh vs Yudovich, Mikhail jr — 1-0 — Sochi RUS
5…a5 — 21.4% (433 parties)
1970 — Lieb, Harald vs Nikolaevsky, Yuri V — 1/2-1/2 — Kiev UKR
1971 — Pojedziniec, Wladyslaw vs Ziembinski, Marian — 1/2-1/2 — Poznan POL
1972 — Lein, Anatoly vs Quinteros, Miguel A. — 1-0 — Cienfuegos City CUB
1972 — Fraile, Jorge G vs Rossetto, Hector — 0-1 — Buenos Aires ch-ARG
1973 — Schweber, Samuel vs Rossetto, Hector — 1/2-1/2 — Buenos Aires ARG
5…Nd7 — 19.0% (384 parties)
1960 — Barden, Leonard vs Lloyd, Kenneth — 1/2-1/2 — Hastings ENG
1961 — Larsen, Bent Ravn vs Petrosian, Tigran V. — 0-1 — Zurich SUI
1962 — Filip, Marius Liviu vs Robatsch, Karl — 1-0 — Varna BUL
1963 — Feng, Bingrong vs Zagorovsky, Vladimir — 0-1 — Hangzhou
1966 — Liem Hong Gie vs Ivkov, Borislav — 0-1 — La Habana olm prel
5…Ne7 — 16.9% (342 parties)
1856 — Cochrane, John Miles vs Somacarana — 0-1 — Calcutta IND
1959 — Averbakh, Yuri L vs Kottnauer, Cenek — 1-0 — Hastings ENG
1966 — Partos, Charles vs Czerniak, Moshe — 0-1 — Bucharest ROU
1966 — Donner, Jan-Hein vs Czerniak, Moshe — 1/2-1/2 — Beverwijk NED
1969 — Mititelu, Gheorghe vs Ghizdavu, Dumitru — 0-1 — Rumania