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A13a —
1.c4 e6
Eval: [+0.22]
Les coups candidats
Ambassadeurs : Uhlmann, Wolfgang (149x), Korchnoi, Viktor (103x), Bischoff, Klaus (64x), Rozentalis, Eduardas (63x), Beliavsky, Alexander G (56x), Vakhidov, Jakhongir (54x), Adorjan, Andras (52x), Suba, Mihai (50x)
Ambassadeurs : McNab, Colin A (99x), Cvetkovic, Srdjan (85x), Ghaem Maghami, Ehsan (68x), Flear, Glenn C (67x), Pribyl, Josef (64x), Csom, Istvan (63x), Sveshnikov, Evgeny (63x), Contin, Daniel (61x)
Ambassadeurs : Hausner, Ivan (63x), Suba, Mihai (47x), Vaulin, Alexander P. (45x), Korchnoi, Viktor (41x), Foisor, Cristina-Adela (37x), Schlosser, Philipp (37x), Smyslov, Vladimir (33x), Poldauf, Dirk (30x)
Ambassadeurs : Ruckschloss, Karol (50x), ? (37x), Arbakov, Valentin (27x), Flear, Glenn C (27x), Vetter, Udo (25x), Jonkman, Harmen (24x), Sveshnikov, Evgeny (22x), Petrosian, Tigran V. (17x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.Nc3 2.Nf3 2.g3 2.d4
<1800 2395 39% 17% 26% 12%
1800-2200 23795 33% 24% 26% 10%
2200-2600 37484 30% 36% 22% 9%
2600+ 2448 50% 23% 19% 6%
Évolution par décennie (% des parties)
Décennie N parties 2.Nc3 2.Nf3 2.g3 2.d4
1840s 3 33%
1850s 16 19% 6% 6%
1860s 7 29% 14%
1870s 22 5% 32%
1880s 56 11% 2% 5%
1890s 22 41% 5% 9% 5%
1900s 64 20% 3% 16% 31%
1910s 42 26% 2% 24% 26%
1920s 119 20% 19% 22% 25%
1930s 280 36% 35% 10% 10%
1940s 271 37% 30% 15% 14%
1950s 595 31% 30% 23% 15%
1960s 969 32% 28% 24% 14%
1970s 1548 34% 34% 20% 11%
1980s 4696 38% 35% 15% 10%
1990s 13636 39% 31% 16% 10%
2000s 19698 35% 28% 20% 12%
2010s 25822 30% 27% 29% 10%
2020s 11773 34% 30% 26% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.Nc3 30% 34% ▲ +3.9%
2.Nf3 27% 30% ▲ +3.5%
2.g3 29% 26% ▼ -3.0%
2.d4 10% 7% ▼ -3.7%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Tal, Mikhail — 10 parties
Euwe, Max — 10 parties
Alekhine, Alexander — 10 parties
Botvinnik, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Hou, Yifan — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Steinitz, Wilhelm — 6 parties
Parties historiques
2.Nc3 — 33.9% (26979 parties)
1851 — Staunton, Howard vs Horwitz, Bernhard — 1-0 — London ENG
1851 — Wyvill, Marmaduke vs Arkebe Kemal Kennedy — 1-0 — London ENG
1851 — Wyvill, Marmaduke vs Arkebe Kemal Kennedy — 1/2-1/2 — London ENG
1860 — Steinitz, Wilhelm vs Jeney, E. — 1-0 — Vienna AUT
1860 — Steinitz, Wilhelm vs Jeney, E. — 0-1 — Vienna AUT
2.Nf3 — 28.9% (22982 parties)
1881 — Zukertort, Johannes vs Blackburne, Joseph — 1/2-1/2 — London ENG
1891 — Tinsley, Samuel vs Mueller, Oscar Conrad — 1-0 — London ENG
1902 — Mason, James vs Maroczy, Geza — 1/2-1/2 — Monte Carlo MNC
1902 — Mason, James vs Teichmann, Richard — 1/2-1/2 — Monte Carlo MNC
1913 — Koth, Stefan vs Lasker, Emanuel — 0-1 — Munich GER
2.g3 — 22.6% (17986 parties)
1851 — Wyvill, Marmaduke vs Arkebe Kemal Kennedy — 0-1 — London ENG
1872 — Wisker, John vs Steinitz, Wilhelm — 0-1 — London ENG
1898 — Blackburne, Joseph vs Showalter, Jackson — 1/2-1/2 — Vienna AUT
1898 — Blackburne, Joseph vs D Marco, Gianni — 0-1 — Vienna AUT
1900 — Blackburne, Joseph vs Passmore, S. — 1-0 — London ENG
2.d4 — 10.1% (8073 parties)
1849 — Joseph Wise Gicheru vs Tuckett, MJW. — 0-1 — London ENG
1856 — Somacarana vs Cochrane, John Miles — 0-1 — Calcutta IND
1866 — Neumann, Gustav vs Anderssen, Adolf — 1/2-1/2 — Berlin GER
1870 — Neumann, Gustav vs Blackburne, Joseph — 1-0 — Baden-Baden GER
1873 — Wisker, John vs Bird, Henry — 1-0 — London ENG