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B20f —
1.e4 c5 2.g3
Eval: [-0.19]
Les coups candidats
2…Nc6 — 48.7% (3584 parties)
Ambassadeurs : Vesselovsky, Serguei (48x), Mozes, Ervin (41x), Cugini, Verter (39x), Munoz, Miguel (30x), Zatonskih, Anna (25x), Batsanin, Dmitry (22x), Hernandez Estevez, Yudania (17x), Horvath, Sandor (16x)
2…d5 — 24.6% (1809 parties)
Ambassadeurs : Munoz, Miguel (54x), Vesselovsky, Serguei (36x), Mozes, Ervin (27x), Veinger, Itzhak (18x), Cugini, Verter (18x), Kosak, Robert (14x), Batsanin, Dmitry (13x), Zatonskih, Anna (12x)
Ambassadeurs : Vesselovsky, Serguei (9x), Cugini, Verter (8x), Totsky, Leonid (7x), Vedrickiene, Jovita (7x), Alekhine, Alexander (6x), Manicuta, Monica (6x), Hernandez Estevez, Yudania (6x), Munoz, Miguel (6x)
2…d6 — 6.7% (496 parties)
Ambassadeurs : Polk, Maria (6x), Bentz, Claudia (5x), Niedermowwe, Nic Amatus (4x), Birkmeyer, Gerd (4x), Kokolias, Konstantinos (4x), Cugini, Verter (4x), Kiss, Istvan (4x), Buescher, Andre (4x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…Nc6 2…d5 2…g6 2…d6
<1800 244 50% 13% 9% 16%
1800-2200 2642 51% 20% 13% 8%
2200-2600 2803 47% 33% 11% 2%
2600+ 29 28% 52% 21%
Évolution par décennie (% des parties)
Décennie N parties 2…Nc6 2…d5 2…g6 2…d6
1850s 1
1860s 3 100%
1880s 1 100%
1890s 3 67%
1900s 5 40% 40% 20%
1910s 7 14% 86%
1920s 29 62% 3% 14% 3%
1930s 21 33% 48% 5% 5%
1940s 5 40% 60%
1950s 17 71% 24% 6%
1960s 99 51% 30% 13% 1%
1970s 166 51% 23% 14% 5%
1980s 371 48% 29% 12% 4%
1990s 1953 49% 27% 11% 6%
2000s 2291 49% 22% 11% 7%
2010s 1916 48% 22% 13% 9%
2020s 473 46% 32% 9% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…Nc6 48% 46% ▼ -2.1%
2…d5 22% 32% ▲ +9.2%
2…g6 13% 9% ▼ -3.4%
2…d6 9% 6% ▼ -3.0%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 6 parties
Steinitz, Wilhelm — 3 parties
Karpov, Aleksandr — 2 parties
Smyslov, Vladimir — 2 parties
Carlsen, Magnus — 2 parties
Ju, Wenjun — 2 parties
Lasker, Emanuel — 1 partie
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
2…Nc6 — 48.7% (3584 parties)
1866 — Steinitz, Wilhelm vs Anderssen, Adolf — 0-1 — London ENG
1866 — Steinitz, Wilhelm vs Anderssen, Adolf — 0-1 — London ENG
1866 — Steinitz, Wilhelm vs Anderssen, Adolf — 0-1 — London ENG
1890 — Loman, Rudolf vs Messemaker, Christiaan — 1-0 — The Hague NED
1899 — Alexeev Sergej vs Schiffers, Emanuel — 0-1 — Moscow RUS
2…d5 — 24.6% (1809 parties)
1901 — Delmar, Eugene vs Karpinski, Louis Charles — 1/2-1/2 — Buffalo
1904 — Lawrence, Thomas F vs Mieses, Jacques — 1-0 — Cambridge Springs
1925 — Reilly, Brian vs Duchamp, Marcel — 1-0 — Nice FRA
1930 — Boros, Sandor vs Szijjarto Szabo, B. — 1-0 — Gyor
1932 — Spielmann, Rudolf vs Bogoljubow, Efim — 1-0 — Semmering AUT
2…g6 — 11.6% (857 parties)
1887 — Gottschall, Hermann vs Blackburne, Joseph — 0-1 — Frankfurt GER
1903 — Duz-Khotimirsky, Fedor Ivanovich vs Von Stamm, Wilhelm — 1-0 — Kiev UKR
1912 — Potemkin Peter Petrovich vs Alekhine, Alexander — 0-1 — ?
1912 — Peter Potemkin vs Alekhine, Alexander — 0-1 — St Petersburg RUS
1912 — Peter Potemkin vs Alekhine, Alexander — 0-1 — St Petersburg RUS
2…d6 — 6.7% (496 parties)
1928 — Becker, Albert vs Tartakower, Savielly — 1-0 — Vienna AUT
1931 — Porath, Yosef vs Richter, Kurt — 1/2-1/2 — Swinemuende
1969 — Pommerehne, Michael vs Floeel, Helmut — 1/2-1/2 — Hamburg GER
1970 — Kristol, Luba vs Lakiunajte, S. — 1-0 — cr USSR chT
1972 — Kristol, Luba vs Worsh, M — 1-0 — corr