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B24a — Closed
1.e4 c5 2.Nc3 Nc6 3.g3 e6
Les coups candidats
4.Bg2 — 97.6% (6688 parties)
Ambassadeurs : Miezis, Normunds (15x), Bartsch, Berthold (12x), Guzzetti, Luigi Enrico (11x), Nyback, Tomi (8x), Medvegyne Balogh, Emese (8x), Eckhardt, Claudia (8x), Espig, Lutz (8x), Ranfagni, Stefano (8x)
4.Nge2 — 1.0% (66 parties)
Ambassadeurs : Hort, Vlastimil (3x), Horvath, Adam (2x), Gharamian, Tigran (2x), Brzeski, Maciej (2x), Thesing, Matthias (2x), Migala, Andrzej (2x), Bolbochan, J. (1x), Rossetto, Hector (1x)
4.d3 — 0.8% (56 parties)
Ambassadeurs : Klinger, Josef (3x), Tolnai, Tibor (1x), Cvetkovic, Srdjan (1x), Coudari, Camille (1x), Bosbach, Gerhard (1x), Roehrl, Karl (1x), Scholz, Jakob (1x), Luft, Andreas (1x)
4.f4 — 0.3% (21 parties)
Ambassadeurs : Gallrein, V. (2x), Schoenbuchner, Gert (2x), Rosner, Gerhard (1x), Schreiner, Michael (1x), Kannenberg, Karl-Heinz (1x), Eichenseer, Fritz (1x), Gil Juan, German (1x), Martin Moreno, Luis (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Bg2 4.Nge2 4.d3 4.f4
<1800 366 97% 1% 1%
1800-2200 3199 98% 1% 1% 0%
2200-2600 1645 98% 2% 0%
2600+ 22 95% 5%
Évolution par décennie (% des parties)
Décennie N parties 4.Bg2 4.Nge2 4.d3 4.f4
1860s 6 100%
1870s 8 100%
1880s 11 100%
1890s 2 100%
1900s 13 100%
1910s 3 100%
1920s 6 100%
1930s 6 100%
1940s 7 86% 14%
1950s 14 100%
1960s 45 98% 2%
1970s 110 98% 1%
1980s 212 96% 1% 1% 1%
1990s 1310 99% 1% 0% 0%
2000s 2513 97% 1% 1% 0%
2010s 2196 97% 1% 1% 0%
2020s 390 97% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Bg2 97% 97% ▼ -0.8%
4.Nge2 1% 2% ▲ +1.1%
4.d3 1% 1% -0.0%
4.f4 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Steinitz, Wilhelm — 2 parties
Kramnik, Vladimir — 2 parties
Ju, Wenjun — 2 parties
Lasker, Emanuel — 1 partie
Karpov, Aleksandr — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie
Parties historiques
4.Bg2 — 97.6% (6688 parties)
1862 — Paulsen, Laurids vs Anderssen, Adolf — 1-0 — London ENG
1867 — Steinitz, Wilhelm vs De Riviere, Jules — 1-0 — Paris FRA
1867 — Kolisch, Ignac vs Golmayo Zupide, Celso — 1-0 — Paris FRA
1867 — Steinitz, Wilhelm vs Golmayo Zupide, Celso — 1-0 — Paris FRA
1868 — SteinitzBlackburne vs De VereMacDonnell — 1-0 — Great Britain
4.Nge2 — 1.0% (66 parties)
1948 — Bolbochan, J. vs Rossetto, Hector — 0-1 — Buenos Aires ARG
1967 — Hort, Vlastimil vs Cuijpers, Frans Andre — 1-0 — Halle zt Halle
1983 — Ruiz, Glenn vs Vehre, John — 0-1 — cr.
1986 — Salazar, Adriana vs Gil Reguera, Juan Carlos — 1-0 — Vigo
1986 — Marinkovic, Milan vs Bischoff, Ulrich — 1-0 — OL Wuert 8687
4.d3 — 0.8% (56 parties)
1977 — Coudari, Camille vs Bosbach, Gerhard — 1/2-1/2 — Bern SUI
1987 — Klinger, Josef vs Tolnai, Tibor — 0-1 — Dortmund GER
1987 — Klinger, Josef vs Cvetkovic, Srdjan — 1/2-1/2 — Liechtenstein
1987 — Klinger, Josef vs Roehrl, Karl — 0-1 — Graz open
1992 — Scholz, Jakob vs Luft, Andreas — 1/2-1/2 — GER
4.f4 — 0.3% (21 parties)
1981 — Kannenberg, Karl-Heinz vs Eichenseer, Fritz — 0-1 — Krumbach
1988 — Gallrein, V. vs Rosner, Gerhard — 0-1 — Stetten
1988 — Gallrein, V. vs Schreiner, Michael — 1-0 — Stetten
1991 — Homonnay, Adam vs Magyar, Istvan — 0-1 — Kastely open
1992 — Agaba Shaul Good vs Stolte Bezerra, Thiago — 1-0 — Duisburg Wch U12m