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B22c — Alapin
1.e4 c5 2.c3 e6 3.Nf3 d5
Eval: [+0.16]
Les coups candidats
4.exd5 — 69.8% (7872 parties)
Ambassadeurs : Godena, Michele (33x), Miezis, Normunds (28x), Vogt, Lothar (24x), Rozentalis, Eduardas (23x), Emms, John M (21x), Smagin, Sergey (21x), Gheorghiu, Florin (20x), Tregubov, Pavel V. (18x)
4.e5 — 27.2% (3068 parties)
Ambassadeurs : Lyell, Mark (22x), Wall, Gavin (20x), Lamorelle, Yves (14x), Kotan, Ladislav (14x), Rahls, Peter (14x), Karpatchev, Aleksandr (14x), Runic, Zoran (13x), Afek, Yochanan (11x)
4.Bb5+ — 1.7% (192 parties)
Ambassadeurs : Schwab, Rene (4x), Fletzer, Gino (2x), Antoshin, Vladimir S (2x), Reetz, Horst (2x), Krejci, Jakub (2x), Messenger, David (2x), Carrasco Solla, Andres (2x), Abdullin, Renat (2x)
4.d3 — 0.7% (84 parties)
Ambassadeurs : Seret, Jean-Luc (5x), Schweber, Samuel (2x), Ian Graham (2x), Asmundsson, Ingvar (2x), Manolov, Ivan (2x), Van Riemsdijk, Herman C. (2x), Katsilieris, Georgios (1x), Vandoros, Dimitrios (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.exd5 4.e5 4.Bb5+ 4.d3
<1800 328 71% 24% 3% 1%
1800-2200 3556 69% 27% 3% 1%
2200-2600 5897 72% 27% 1% 1%
2600+ 223 75% 25%
Évolution par décennie (% des parties)
Décennie N parties 4.exd5 4.e5 4.Bb5+ 4.d3
1840s 1 100%
1850s 1 100%
1900s 2 100%
1920s 3 67%
1930s 1 100%
1940s 1 100%
1950s 16 56% 38% 6%
1960s 44 59% 25% 11%
1970s 298 59% 39% 1% 0%
1980s 600 73% 24% 2% 1%
1990s 2101 68% 29% 2% 1%
2000s 3246 69% 28% 2% 1%
2010s 3556 72% 25% 2% 1%
2020s 1402 70% 28% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.exd5 72% 70% ▼ -1.6%
4.e5 25% 28% ▲ +3.2%
4.Bb5+ 2% 1% ▼ -0.8%
4.d3 1% 0% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 9 parties
Hou, Yifan — 7 parties
Tal, Mikhail — 5 parties
Karpov, Aleksandr — 5 parties
Karpov, Anatoly — 3 parties
Anand, Viswanathan — 3 parties
Carlsen, Magnus — 3 parties
Kramnik, Vladimir — 2 parties
Parties historiques
4.exd5 — 69.8% (7872 parties)
1858 — Roberts, Daniel S vs Franklin, Selim — 1/2-1/2 — ?
1920 — Jensen, TC. vs Aalheim, T. — 0-1 — Goteborg SWE
1926 — Grob, Henry vs Kostic, Boris — 1/2-1/2 — Merano Meran ITA
1943 — Foltys, Jan vs Opocensky, Karel — 1-0 — Prague CZE
1951 — Krause, Kurt vs Elstner, Rudolf — 1/2-1/2 — Schwerin GER
4.e5 — 27.2% (3068 parties)
1841 — Popert, Wolf Meyer vs Staunton, Howard — 1-0 — London ENG
1902 — Albin, Adolf vs Marchand, Max — 0-1 — Monte Carlo MNC
1903 — Moreau, Chloe vs Maroczy, Geza — 0-1 — Monte Carlo MNC
1938 — Pogrebissky, Iosif vs Dubinin, Peter — 1-0 — Kiev UKR
1954 — Blatny, Frantisek vs Pithart, Frantisek — 1/2-1/2 — Prague CZE
4.Bb5+ — 1.7% (192 parties)
1956 — Pfeiffer, Gerhard vs Pachman, Ludek — 1/2-1/2 — Moscow olm fin-A
1964 — Boutteville, Cesar vs Kupper, Josef — 1/2-1/2 — Tel Aviv ISR
1966 — Fletzer, Gino vs Antoshin, Vladimir S — 0-1 — Venice ITA
1966 — Fletzer, Gino vs Antoshin, Vladimir S — 0-1 — Venice ITA
1967 — Porter, Ryan W vs Brodie, Hugh — 0-1 — Montreal tt
4.d3 — 0.7% (84 parties)
1976 — Asmundsson, Ingvar vs Ogaard, Leif — 0-1 — Bremen GER
1980 — Katsilieris, Georgios vs Vandoros, Dimitrios — 1/2-1/2 — Athens GRE
1982 — Schweber, Samuel vs Van Riemsdijk, Herman C. — 0-1 — Moron
1982 — Cuartas, Jaime Alexander vs Mokry, Karel — 0-1 — Bohemians Prague CZE
1984 — Schweber, Samuel vs Barbero, Gerardo F — 1/2-1/2 — chess.net INT