B20i - 2.Bc4

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B20i —
1.e4 c5 2.Bc4
Eval: [-0.17]
Les coups candidats
2…e6 — 50.1% (4651 parties)
Ambassadeurs : Kreveld, Frank van (22x), Rasik, Vitezslav (16x), Ventura, Bob (16x), Lamy, Odette (14x), Cooke, Tristrom P (13x), Jablecnik, Gustav (12x), Kashin, Yury (11x), Wall, Bill (10x)
2…Nc6 — 29.9% (2774 parties)
Ambassadeurs : Rasik, Vitezslav (10x), Mizik, Zsolt (10x), Rintakoski, Pentti (10x), Jablecnik, Gustav (9x), Kreveld, Frank van (9x), Bradaric, Ratomir (8x), Mihelj, Edvard (7x), Schlag, Franz (6x)
2…d6 — 14.2% (1314 parties)
Ambassadeurs : Collins, Richard Arnold (3x), De Juana Frank (3x), Menguez Rodriguez, Felipe (3x), Raetsch, Kurt (3x), Delai, Paula Fernanda (3x), Engelbrecht, Imre Dr. (3x), Engelhardt, Corinna (3x), Badillo Garcia, Aztlan (3x)
2…Nf6 — 2.1% (198 parties)
Ambassadeurs : Advait Prashant Chute (2x), Howie, Andy (2x), Keller, Stephen G (2x), Breaz, Adrian (2x), Zampedri, Juan (2x), Ghysens, Maarten (2x), Vesel Toma (2x), Vida, Gergo (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…e6 2…Nc6 2…d6 2…Nf6
<1800 968 54% 28% 14% 1%
1800-2200 2359 55% 30% 11% 1%
2200-2600 389 58% 34% 4% 1%
2600+ 4 25% 75% — —
Évolution par décennie (% des parties)
Décennie N parties 2…e6 2…Nc6 2…d6 2…Nf6
1780s 1 100% — — —
1830s 1 — 100% — —
1840s 18 78% 11% — —
1850s 24 58% 33% — —
1860s 16 100% — — —
1880s 3 100% — — —
1890s 1 — 100% — —
1900s 5 80% 20% — —
1910s 1 100% — — —
1920s 6 83% 17% — —
1930s 8 62% 38% — —
1940s 8 50% 50% — —
1950s 21 38% 57% 5% —
1960s 42 43% 36% 14% —
1970s 87 44% 38% 8% 8%
1980s 205 55% 29% 9% 1%
1990s 1889 46% 31% 17% 3%
2000s 3303 49% 30% 15% 2%
2010s 3118 53% 30% 13% 1%
2020s 524 54% 26% 13% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…e6 53% 54% ▲ +1.6%
2…Nc6 30% 26% ▼ -3.4%
2…d6 13% 13% +0.5%
2…Nf6 1% 2% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 3 parties
Steinitz, Wilhelm — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
2…e6 — 50.1% (4651 parties)
1783 — Bowdler, Thomas vs Philidor, Francois A D — 1/2-1/2 — London ENG
1842 — Cochrane, John Miles vs Staunton, Howard — 0-1 — London ENG
1844 — Withers, John vs Williams, Elijah J — 0-1 — Bristol ENG
1844 — Withers, John vs Williams, Elijah J — 1-0 — Bristol ENG
1844 — Withers, John vs Williams, Elijah J — 0-1 — Bristol ENG
2…Nc6 — 29.9% (2774 parties)
1837 — Kempf, Alexander vs Von der Lasa, Tassilo — 0-1 — Berlin GER
1845 — Withers, John vs Spreckley, George — 0-1 — Bristol ENG
1846 — Kieseritzky, Lionel vs Buckle, Henry — 1-0 — London ENG
1851 — Anderssen, Adolf vs Wyvill, Marmaduke — 1-0 — London ENG
1851 — Anderssen, Adolf vs Jean Adolphe Laroche — 1-0 — London ENG
2…d6 — 14.2% (1314 parties)
1953 — Reps, P. vs Jeffers, E. — 1-0 — North vs South
1960 — Shackle, P. vs Collins, Richard Arnold — 0-1 — Hayes
1960 — Cox, Bailey vs Collins, Richard Arnold — 0-1 — Hayes
1960 — Wheatley, Len vs Collins, Richard Arnold — 0-1 — Hayes
1966 — Hamilton, Jada vs Berry, Jonathan — 0-1 — Vancouver
2…Nf6 — 2.1% (198 parties)
1972 — Voloshin, Pavel vs Smith Foley, Richard John — 1-0 — Berkeley
1972 — LeMirande, G. vs Sassoon, D. — 0-1 — ?
1972 — Pierce, R. vs Schmidt Junior, Roberto Eurico — 1/2-1/2 — Berkeley
1975 — Iron Fish vs Advait Prashant Chute — 0-1 — ACM Minneapolis
1975 — Etaoin Shrdlu vs Advait Prashant Chute — 1-0 — ACM Minneapolis