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A04c —
1.Nf3 b6
Les coups candidats
2.g3 — 50.9% (2360 parties)
Ambassadeurs : Filipovic, Branko (17x), Bauer, Christian (15x), Kengis, Edvins (14x), Blatny, Pavel (11x), Speelman, Jon S (10x), Lovric, Branko (8x), Wunder, Horst (8x), Keene, Raymond D (7x)
2.e4 — 19.3% (895 parties)
Ambassadeurs : Gurgenidze, Bukhuti (8x), Shchekachev, Andrei (7x), Scherer, Max (6x), Czebe, Attila (6x), Gaujens, Artis (6x), Speelman, Jon S (5x), Kengis, Edvins (4x), Wohl, Aleksandar H (4x)
2.d4 — 13.5% (627 parties)
Ambassadeurs : Blatny, Pavel (5x), Polifka, Wilfried (3x), Speelman, Jon S (3x), Hamitevici, Vladimir (3x), Corbeill, Joe (2x), Petrosian, Arshak B (2x), Ciezki, Dale (2x), Gurgenidze, Bukhuti (2x)
Ambassadeurs : Scherer, Max (6x), Heimrath, Reiner (4x), Vul, Arkadi Eremeevich (4x), Filipovic, Branko (4x), Werle, Jan (3x), Bauer, Christian (3x), Ammann, Philipp (2x), Kristiansen, Jens (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.g3 2.e4 2.d4 2.c4
<1800 259 47% 16% 17% 12%
1800-2200 1795 52% 18% 14% 11%
2200-2600 1656 54% 22% 11% 11%
2600+ 68 51% 28% 7% 9%
Évolution par décennie (% des parties)
Décennie N parties 2.g3 2.e4 2.d4 2.c4
1850s 2 100%
1880s 2 50%
1890s 2 100%
1920s 6 50% 17% 17%
1930s 5 40% 40% 20%
1940s 2 50% 50%
1950s 5 40% 60%
1960s 12 50% 33% 8% 8%
1970s 122 55% 23% 7% 11%
1980s 188 51% 20% 15% 10%
1990s 665 55% 16% 15% 10%
2000s 1370 50% 18% 14% 12%
2010s 1881 51% 20% 14% 11%
2020s 373 50% 24% 9% 11%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.g3 51% 50% ▼ -0.5%
2.e4 20% 24% ▲ +4.8%
2.d4 14% 9% ▼ -5.2%
2.c4 11% 11% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 5 parties
Hou, Yifan — 2 parties
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
2.g3 — 50.9% (2360 parties)
1850 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1-0 — Calcutta IND
1850 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 0-1 — Calcutta IND
1938 — Villegas, Benito vs Corte, Cesar J — 0-1 — Buenos Aires ARG
1938 — Kranki, Hans vs Engels, Ludwig — 0-1 — Bad Oeynhausen GER
1944 — Meyer, MO. vs Cartier, Hank — 1-0 — ?
2.e4 — 19.3% (895 parties)
1883 — Zannoni Fermo vs Cantoni, Filippo — 1-0 — Venice ITA
1924 — Guerra Boneo vs Fernandez Coria, Valentin — 1-0 — Buenos Aires ARG
1927 — Reti, Richard vs Nimzowitsch, Aron — 1/2-1/2 — London ENG
1927 — Porath, Yosef vs Reinhardt, Enrique — 1-0 — Magdeburg GER
1931 — Nogues Acuna, Alejandro vs Palau, Luis — 1-0 — ?
2.d4 — 13.5% (627 parties)
1893 — Jasnogrodsky, Nicolai vs Delmar, Eugene — 0-1 — New York, NY USA
1895 — Lipschuetz, Salomon vs Owen, John — 1/2-1/2 — England
1925 — Cs. Nagy, Gabor vs Prokes, Ladislav — 0-1 — Debrecen HUN
1938 — List, Paul vs Cole, Henry Holwell — 0-1 — Margate ENG
1964 — Capilla Murphy, Serena vs Quirate, Phillip — 1-0 — Oakland
2.c4 — 11.0% (511 parties)
1929 — Menchik, Vera Frantsevna vs Tartakower, Savielly — 0-1 — Carlsbad CZE
1960 — Hoxha, Abdyl vs Aloni, Itzchak — 0-1 — Leipzig GER
1970 — Toran Albero, Roman vs Bellon Lopez, Juan Manuel — 1/2-1/2 — Malaga ESP
1971 — Donnelly, Mike J Dr vs Hutchinson, Paul A — 1/2-1/2 — Blackpool ENG
1973 — Agur, Elieser vs Gross, Ernst — 1/2-1/2 — Netanya ISR