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A06a —
1.Nf3 d5
Eval: [+0.20]
Les coups candidats
Ambassadeurs : Drasko, Milan (232x), Gutman, Lev (175x), Hausrath, Daniel (172x), Loginov, Valery A (163x), Romanishin, Oleg M (149x), Pantsulaia, Levan (147x), Koehler, Josef (136x), Pigusov, Evgeny (135x)
Ambassadeurs : Pogorelov, Ruslan (237x), Andersson, Ulf (216x), Krasenkow, Michal (187x), Konopka, Michal (172x), Ruck, Robert (168x), Wojtkiewicz, Aleksander (159x), Tratar, Marko (138x), Shchekachev, Andrei (134x)
Ambassadeurs : Adamski, Jan (95x), Jirovsky, Milos (76x), Roeder, Matthias (71x), Iturrizaga Bonelli, Eduardo (70x), Nikcevic, Nebojsa (70x), Burmakin, Vladimir (69x), Fancsy, Imre (65x), ? (64x)
Ambassadeurs : Owens, Johnny (108x), Tolonen, Leo (66x), Anton Guijarro, David (53x), Kekki, Jorma (49x), Lazic, Miroljub (47x), Sharan R (35x), Csom, Istvan (34x), Blatny, Pavel (32x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.g3 2.d4 2.c4 2.b3
<1800 7241 29% 36% 21% 7%
1800-2200 71468 34% 31% 23% 7%
2200-2600 105080 39% 29% 22% 5%
2600+ 7223 43% 33% 13% 4%
Évolution par décennie (% des parties)
Décennie N parties 2.g3 2.d4 2.c4 2.b3
1850s 22 68% 18% 9%
1860s 2
1870s 1 100%
1880s 76 89%
1890s 88 94% 1% 2%
1900s 47 68% 2% 2%
1910s 19 11% 68%
1920s 377 6% 31% 46% 10%
1930s 849 7% 31% 41% 14%
1940s 830 30% 27% 30% 8%
1950s 1229 44% 25% 19% 6%
1960s 1598 50% 15% 26% 5%
1970s 3238 40% 18% 29% 9%
1980s 7610 35% 28% 27% 6%
1990s 32205 37% 29% 25% 6%
2000s 58584 31% 36% 23% 6%
2010s 85620 36% 31% 23% 5%
2020s 34511 46% 22% 15% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.g3 36% 46% ▲ +9.6%
2.d4 31% 22% ▼ -9.1%
2.c4 23% 15% ▼ -8.0%
2.b3 5% 7% ▲ +1.8%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Euwe, Max — 10 parties
Smyslov, Vladimir — 10 parties
Botvinnik, Mikhail — 10 parties
Alekhine, Alexander — 10 parties
Tal, Mikhail — 10 parties
Karpov, Aleksandr — 10 parties
Anand, Viswanathan — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Hou, Yifan — 10 parties
Gukesh D — 10 parties
Steinitz, Wilhelm — 3 parties
Parties historiques
2.g3 — 36.4% (82558 parties)
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 0-1 — Calcutta IND
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1-0 — Calcutta IND
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 0-1 — Calcutta IND
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 0-1 — Calcutta IND
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 0-1 — Calcutta IND
2.d4 — 30.2% (68592 parties)
1851 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1-0 — Calcutta IND
1851 — Staunton, Howard vs Williams, Elijah J — 1-0 — London ENG
1851 — Staunton, Howard vs Williams, Elijah J — 1-0 — London ENG
1854 — Brien, Robert vs Janssens, Franciscus G — 1-0 — London ENG
1878 — Borgi, M vs Vansittart — 1-0 — Livorno ITA
2.c4 — 22.4% (50716 parties)
1854 — Shumov, Ilya vs Jaenisch, Carl F A — 0-1 — St Petersburg RUS
1857 — Kempinski, Robert vs ? — 1/2-1/2 — er
1899 — Klatt, Otto vs Kniebel G — 1-0 — cr.
1909 — Richter, FG. vs Olson, Anton — 1-0 — Sweden
1923 — Gruber, Sandor vs Becker, Albert — 0-1 — ?
2.b3 — 5.6% (12672 parties)
1894 — Albin, Adolf vs Showalter, Jackson — 0-1 — New York, NY USA
1896 — Agnivesh Albin vs Schiffers, Emanuel — 0-1 — Nuerenberg GER
1909 — Tschepurnoff, Anatol Aleksievitis vs Lebedev, Sergey F — 0-1 — St Petersburg RUS
1922 — Rosselli del Turco, Stefano vs Sani, Roberto — 1-0 — Milan ITA
1923 — Nimzowitsch, Aron vs Wolf Heinrich — 1-0 — It Carlsbad CZE