A40a —
1.d4
Eval: [+0.18]
Les coups candidats
Ambassadeurs : Farago, Ivan (1924x), Korchnoi, Viktor (1773x), Portisch, Lajos (1250x), Timman, Jan H (1167x), Uhlmann, Wolfgang (1017x), Taimanov, Mark (857x), Najdorf, Miguel (785x), Ivkov, Borislav (774x)
Ambassadeurs : ? (1728x), Dreev, Aleksey (877x), Deforel, Jorge Eduardo (612x), Alekhine, Alexander (574x), Beliavsky, Alexander G (564x), Leisebein, Peter (503x), Diemer, Emil (485x), Rubinstein, Akiba (428x)
Ambassadeurs : Owens, Johnny (405x), Gleizerov, Evgeny (350x), Naumkin, Igor (327x), Ulybin, Mikhail (312x), Bernal Varela, Nelson (263x), Short, Nigel D (261x), Farago, Ivan (256x), Kosic, Dragan (218x)
Ambassadeurs : Malaniuk, Vladimir P (470x), Hoang, Thanh Trang (241x), Sherwood, Russell (213x), Danner, Georg (156x), De La Riva Aguado, Oscar (145x), Pirs, Matjaz (139x), ? (123x), Potapov, Pavel (114x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 1…Nf6 1…d5 1…e6 1…f5
<1800 124596 47% 36% 5% 4%
1800-2200 1111215 53% 29% 4% 4%
2200-2600 1341370 60% 25% 4% 3%
2600+ 69318 64% 28% 3% 1%
Évolution par décennie (% des parties)
Décennie N parties 1…Nf6 1…d5 1…e6 1…f5
0s 1 100%
10s 3 67% 33%
1500s 1 100%
1620s 2 100%
1770s 1 100%
1790s 5 40% 20%
1810s 4 25% 50%
1820s 2 100%
1830s 57 86% 2% 12%
1840s 98 1% 56% 22% 12%
1850s 219 15% 56% 11% 11%
1860s 59 2% 39% 14% 46%
1870s 137 2% 50% 12% 31%
1880s 362 4% 64% 14% 16%
1890s 967 2% 82% 5% 8%
1900s 2801 3% 88% 2% 4%
1910s 2199 12% 74% 8% 3%
1920s 7151 52% 38% 5% 2%
1930s 13900 57% 34% 5% 2%
1940s 11134 61% 33% 4% 2%
1950s 25533 69% 23% 4% 3%
1960s 38545 68% 21% 3% 3%
1970s 50096 69% 17% 3% 3%
1980s 147311 66% 21% 4% 3%
1990s 545942 57% 26% 5% 4%
2000s 910095 52% 31% 5% 4%
2010s 1194907 55% 30% 4% 3%
2020s 368536 54% 27% 3% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
1…Nf6 55% 54% ▼ -1.4%
1…d5 30% 27% ▼ -2.6%
1…e6 4% 3% ▼ -1.4%
1…f5 3% 2% ▼ -1.1%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Steinitz, Wilhelm — 10 parties
Alekhine, Alexander — 10 parties
Euwe, Max — 10 parties
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ding, Liren — 10 parties
Ju, Wenjun — 10 parties
Gukesh D — 10 parties
Fischer, Robert James — 3 parties
Capablanca, Jose Raul — 1 partie
Parties historiques
1…Nf6 — 55.3% (1836645 parties)
9 — Boys, Ken vs Morgan, Frank — 1-0 — IECC
11 — Laliga, Oliver vs Claus, Jen — 1-0 — IECC
11 — Blittkowsky, Ralf vs Heyvaert Philippe — 1/2-1/2 — IECC
1811 — Romanishin, Oleg M vs Grunberg, H.U. — 1-0 — Dresden GER
1846 — Grynfeld, Izaak vs Blaszczak, Czeslaw — 1-0 — Sopot
1…d5 — 28.6% (951050 parties)
11 — Foulds, Edmund vs Goodman, Conrad — 1/2-1/2 — IECC
1620 — Greco, Gioacchino vs ? — 1-0 — Europe
1620 — Greco, Gioacchino vs ? — 1-0 — Europe
1770 — Domenico Lorenzo Ponziani vs Domenico Ercole Del Rio — 0-1 — ?
1794 — Atwood, George vs Philidor, Francois A D — 1/2-1/2 — London ENG
1…e6 — 4.3% (143220 parties)
1500 — Niksic, John vs Broffman, Peter — 1-0 — Vancouver
1836 — Walker, George vs Saint Amant, Pierre C — 1-0 — London ENG
1842 — Kieseritzky, Lionel vs Calvi, Ignanzio — 0-1 — Paris FRA
1842 — Cochrane, John Miles vs Staunton, Howard — 1/2-1/2 — London ENG
1843 — Saint Amant, Pierre C vs Staunton, Howard — 1-0 — Paris FRA
1…f5 — 3.4% (112606 parties)
1792 — Alaniz Torre, Marcelo vs Mieses Cotes, Alejandro Rainier — 1-0 — Baden-Baden 1925
1836 — Walker, George vs Saint Amant, Pierre C — 0-1 — London ENG
1837 — Von der Goltz, Alexander Ferdinand vs Von der Lasa, Tassilo — 0-1 — Berlin GER
1837 — Von der Goltz, Alexander Ferdinand vs Von der Lasa, Tassilo — 0-1 — Berlin GER
1837 — Von der Lasa, Tassilo vs Bledow, Ludwig E — 0-1 — Berlin GER