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A25i — Closed
1.c4 e5 2.Nc3 Nc6 3.g3 d6 4.Bg2
Eval: [+0.26]
Les coups candidats
Ambassadeurs : Kupreichik, Viktor D (17x), Ljubojevic, Ljubomir (13x), Ledger, Dave J (13x), Jirka, Jiri (13x), Troeger, Paul (9x), Vujovic, Milorad M (9x), Hunt, Harriet V (8x), Delemarre, Isabel (7x)
4…g6 — 26.6% (929 parties)
Ambassadeurs : Brodie, Hugh (9x), Mokry, Karel (8x), Wiesner, Gundula (5x), Micheli, Carlo (5x), Smyslov, Vladimir (4x), Groenegress, Wilfried (4x), Riemersma, Li (4x), Muc, Tomasz (4x)
4…f5 — 9.5% (331 parties)
Ambassadeurs : Alekseenko, Kirill (6x), Lukin, Andrei M (4x), Rotstein, Jefim (4x), Titz, Heimo (3x), Agnew, Alan (3x), Palmitessa, Chiara (3x), Hort, Vlastimil (2x), Bermudez Adams, William (2x)
4…Nf6 — 5.4% (187 parties)
Ambassadeurs : Hoiberg, Nina (3x), Wolk, Christine (3x), Botvinnik, Mikhail (2x), Leistenschneider, Juergen (2x), Schaefer, Richard (2x), Nguyen, Duy Trung (2x), Markova, Stanislava (2x), Schoenbuchner, Gertraud (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Be6 4…g6 4…f5 4…Nf6
<1800 103 35% 22% 10% 18%
1800-2200 1305 50% 26% 11% 5%
2200-2600 1203 59% 29% 8% 1%
2600+ 26 27% 58% 12% 4%
Évolution par décennie (% des parties)
Décennie N parties 4…Be6 4…g6 4…f5 4…Nf6
1920s 5 40% 40%
1930s 5 20% 20% 20%
1940s 9 33% 11% 11% 11%
1950s 17 29% 41% 12%
1960s 105 33% 48% 5% 3%
1970s 120 42% 40% 8% 6%
1980s 230 60% 27% 7% 3%
1990s 758 49% 27% 9% 5%
2000s 1055 48% 24% 11% 6%
2010s 1015 53% 24% 10% 5%
2020s 169 44% 33% 9% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Be6 53% 44% ▼ -9.0%
4…g6 24% 33% ▲ +8.4%
4…f5 10% 9% ▼ -0.8%
4…Nf6 5% 6% ▲ +0.7%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 7 parties
Botvinnik, Mikhail — 5 parties
Gukesh D — 5 parties
Kasparov, Garry — 3 parties
Parties historiques
4…Be6 — 49.4% (1723 parties)
1922 — Carls, Carl vs Van Der Berg Zander — 1-0 — Bad Oeynhausen GER
1922 — Antze, Oskar vs Zander, Otto — 1-0 — Bad Oeynhausen GER
1933 — Dake, Arthur William vs Fine, Reuben — 1-0 — New York, NY USA
1946 — Burca, A. de vs Blau, Max — 0-1 — CCOL1 prel3-03
1949 — Jaeger, Walter vs Niephaus, Walter — 0-1 — Mannheim GER
4…g6 — 26.6% (929 parties)
1923 — Tartakower, Savielly vs Master Walter Aira — 1/2-1/2 — Maehrisch Ostrau
1926 — Hilse, Wilhelm H vs Wolf, Siegfried — 1-0 — Vienna AUT
1936 — Lisitsin, Georgy vs Tolush, Alexander V — 1/2-1/2 — Moscow RUS
1947 — Lundin, Erik vs Barda, Olaf — 0-1 — Helsinki Helsinki FIN
1952 — Kondratiev, Pavel E vs Alatortsev, Vladimir N. — 0-1 — URS-ch sf Leningrad RUS
4…f5 — 9.5% (331 parties)
1935 — Botvinnik, Mikhail vs Alatortsev, Vladimir N. — 1/2-1/2 — Moskou
1947 — Rojahn, Ernst vs Poulsen, Christian — 0-1 — Oslo NOR
1954 — Pilnik, Herman vs Castillo Larenas, Mariano — 1-0 — Mar del Plata ARG
1958 — Thomas Andrew vs Green, Arnold Yorwarth — 1/2-1/2 — Leamington
1963 — Szabo, Laszlo vs Hort, Vlastimil — 1/2-1/2 — Moscow RUS
4…Nf6 — 5.4% (187 parties)
1945 — Gibbs, CJ. vs Schrader, Edmond — 1-0 — Hollywood, CA
1964 — Palmiotto, Fiorentino vs Siveri, Armando — 1-0 — Reggio Emilia ITA
1966 — Botvinnik, Mikhail vs Smyslov, Vasily — 1-0 — Moscow RUS
1966 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1-0 — Moscow RUS
1972 — Rajkovic, Dalibor vs Gasic, Bozidar — 0-1 — Sarajevo BIH