C01b — Exchange
1.e4 e6 2.d4 d5 3.exd5 exd5
Eval: [+0.08]
Les coups candidats
Ambassadeurs : Weemaes, Ronald (24x), Flecher, Joseph (24x), Uhlmann, Wolfgang (21x), Roeder, Frank (21x), Puerthner, Nadine (20x), Malaniuk, Vladimir P (20x), Mrva, Vladimir (20x), Durán Vallverdú, Joan (20x)
Ambassadeurs : Meijers, Viesturs (99x), Ulybin, Mikhail (47x), Lehmann, Mona (45x), Gaponenko, Inna (44x), Thesing, Matthias (37x), Gleizerov, Evgeny (37x), Vlassov, Nikolai (37x), Okhotnik, Vladimir (36x)
Ambassadeurs : Okhotnik, Vladimir (49x), Hamperl, Fred (24x), Hedke, Fred (23x), Kouvatsou, Maria (23x), Topi-Hulmi, Teemu (22x), Ashley, Maurice (20x), Kazarian, Anna-Maja (17x), De Coverly, Roger D (16x)
Ambassadeurs : Wall, Bill (12x), Smetisko, Marija (11x), Jaroch, Karol (10x), Burgos Figueroa, Carlos E. (8x), Braskin, Ivica (7x), ? (7x), Sura, Jaroslav (7x), Tokranovs, Dmitrijs (7x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Bd3 4.Nf3 4.c4 4.Nc3
<1800 4067 39% 37% 12% 6%
1800-2200 23850 45% 34% 13% 3%
2200-2600 13310 34% 49% 11% 1%
2600+ 291 7% 84% 3%
Évolution par décennie (% des parties)
Décennie N parties 4.Bd3 4.Nf3 4.c4 4.Nc3
1830s 3 33% 67%
1840s 21 24% 67% 5%
1850s 72 15% 44% 28%
1860s 56 29% 64% 2% 2%
1870s 71 21% 73% 1%
1880s 85 19% 67% 8%
1890s 72 36% 56%
1900s 116 27% 55% 3% 1%
1910s 66 38% 52% 2% 8%
1920s 99 51% 36% 4% 8%
1930s 157 73% 19% 2% 4%
1940s 83 67% 22% 4% 5%
1950s 173 77% 14% 4% 3%
1960s 272 75% 15% 4% 3%
1970s 505 69% 16% 5% 6%
1980s 1379 52% 30% 8% 4%
1990s 11568 42% 37% 10% 5%
2000s 20294 41% 35% 13% 5%
2010s 20342 39% 39% 13% 4%
2020s 4457 28% 54% 9% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Bd3 39% 28% ▼ -10.9%
4.Nf3 39% 54% ▲ +15.0%
4.c4 13% 9% ▼ -3.3%
4.Nc3 4% 3% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 10 parties
Kasparov, Garry — 10 parties
Lasker, Emanuel — 9 parties
Kramnik, Vladimir — 8 parties
Hou, Yifan — 7 parties
Ju, Wenjun — 7 parties
Steinitz, Wilhelm — 6 parties
Carlsen, Magnus — 6 parties
Euwe, Max — 3 parties
Botvinnik, Mikhail — 3 parties
Karpov, Aleksandr — 3 parties
Anand, Viswanathan — 3 parties
Ding, Liren — 3 parties
Tal, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Gukesh D — 1 partie
Parties historiques
4.Bd3 — 40.3% (24122 parties)
1851 — Horwitz, Bernhard vs Bird, Henry — 1-0 — London ENG
1851 — Horwitz, Bernhard vs Bird, Henry — 1-0 — London ENG
1851 — Horwitz, Bernhard vs Bird, Henry — 1-0 — London ENG
1854 — Kenny, Charles vs Janssens, Franciscus G — 0-1 — London ENG
1855 — Falkbeer, Ernst vs Brien, Robert — 1/2-1/2 — London ENG
4.Nf3 — 37.9% (22683 parties)
1834 — London, Alexander H vs Azuaje Paris, Jose Ignacio — 1-0 — Postal
1849 — Medley, J R vs Tuckett, M — 1-0 — London ENG
1849 — Buckle, Henry vs Medley, J R — 1-0 — London ENG
1849 — Bird, Henry vs Medley, George — 0-1 — London ENG
1849 — Medley, John R vs Medley, George — 0-1 — London ENG
4.c4 — 11.7% (7021 parties)
1836 — Szen, Joszef vs Boncourt, Hyacinthe Henri — 0-1 — Paris FRA
1837 — Von Bilguer, Paul vs Von der Lasa, Tassilo — 0-1 — Berlin GER
1845 — Withers, John vs Williams, Elijah J — 0-1 — Bristol ENG
1845 — Emeriau Rousseau, Eliott vs Stanley, Charles H — 0-1 — New Orleans, LA USA
1845 — Emeriau Rousseau, Eliott vs Stanley, Charles H — 1/2-1/2 — New Orleans, LA USA
4.Nc3 — 4.5% (2720 parties)
1842 — Hanstein, Wilhelm vs Jaenisch, Carl F A — 1-0 — Berlin GER
1860 — Horne, Allroy vs Stanley, Charles H — 0-1 — Cambridge
1872 — De Vere, Cecil V vs Blackburne, Joseph — 1-0 — London ENG
1881 — Blackburne vs ? — 1-0 — Berlin GER
1882 — Mason, James vs Noa, Josef — 0-1 — Vienna AUT