A04i —
1.Nf3 c5
Eval: [+0.39]
Les coups candidats
Ambassadeurs : Andersson, Ulf (130x), Espig, Lutz (112x), Pogorelov, Ruslan (107x), Ribli, Zoltan (105x), Wojtkiewicz, Aleksander (101x), Suba, Mihai (91x), Shchekachev, Andrei (83x), Pantsulaia, Levan (79x)
Ambassadeurs : Gutman, Lev (98x), Loginov, Valery A (83x), Romanishin, Oleg M (50x), Kirov, Nino (48x), Vastrukhin, Oleg (40x), Gutman, Leni (38x), Bilek, Istvan (35x), Kekki, Jorma (35x)
Ambassadeurs : Kruse, Herbert (41x), Damljanovic, Branko (39x), Sorcinelli, Andrea (20x), Grischuk, Alexander (18x), Sodomski, Andrzej (17x), Bernal Varela, Nelson (17x), Zilahi, Gabor (16x), Schebler, Gerhard (16x)
Ambassadeurs : Owens, Johnny (23x), Csom, Istvan (17x), Ackermann, Hans Werner (17x), Lazic, Miroljub (17x), Taimanov, Mark (15x), Kaenel, Hansjuerg (15x), Dizdarevic, Emir (14x), Czebe, Attila (13x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.c4 2.g3 2.e4 2.b3
<1800 2136 39% 31% 13% 7%
1800-2200 25976 44% 29% 12% 7%
2200-2600 43024 57% 23% 11% 5%
2600+ 2192 69% 11% 11% 5%
Évolution par décennie (% des parties)
Décennie N parties 2.c4 2.g3 2.e4 2.b3
1850s 2 50% 50%
1880s 3 33%
1890s 2 50%
1900s 2 50%
1910s 2 50% 50%
1920s 54 50% 9% 15% 15%
1930s 66 56% 6% 24% 8%
1940s 49 41% 31% 12% 6%
1950s 280 34% 39% 15% 5%
1960s 825 39% 40% 13% 4%
1970s 2323 52% 25% 11% 9%
1980s 4517 53% 28% 9% 6%
1990s 13430 49% 30% 10% 6%
2000s 23549 52% 25% 11% 5%
2010s 31472 51% 24% 13% 6%
2020s 7773 49% 23% 13% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.c4 51% 49% ▼ -2.6%
2.g3 24% 23% ▼ -0.9%
2.e4 13% 13% ▲ +0.5%
2.b3 6% 8% ▲ +2.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 10 parties
Kasparov, Garry — 10 parties
Karpov, Aleksandr — 10 parties
Kramnik, Vladimir — 10 parties
Ding, Liren — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Hou, Yifan — 10 parties
Gukesh D — 10 parties
Botvinnik, Mikhail — 7 parties
Euwe, Max — 6 parties
Alekhine, Alexander — 5 parties
Lasker, Emanuel — 1 partie
Parties historiques
2.c4 — 50.7% (42727 parties)
1854 — Brien, Robert vs Janssens, Franciscus G — 1-0 — London ENG
1919 — Loewenborg, Otto vs Sjoberg, Victor — 1-0 — Goteborg SWE
1923 — Opocensky, Karel vs Von Patay, Julius — 1-0 — Vienna AUT
1924 — Steiner, Herman vs Michelsen, Einar — 1-0 — New York Rice cc ch
1924 — Duchamp, Marcel vs Muffang, Andre — 0-1 — Strasbourg FRA
2.g3 — 25.7% (21680 parties)
1850 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1/2-1/2 — Calcutta IND
1912 — Englund, Fritz vs Sjoberg, Victor — 0-1 — Stockholm SWE
1924 — Reti, Richard vs Maroczy, Geza — 1/2-1/2 — New York, NY USA
1925 — Euwe, Max vs Weenink, Henri — 1/2-1/2 — Amsterdam NED
1925 — Vainstein, SRochlinJ vs Bogoljubow, Efim — 1/2-1/2 — Leningrad RUS
2.e4 — 11.8% (9955 parties)
1883 — Julian Andrew June Piper vs Imran Lindsay — 1/2-1/2 — London ENG
1898 — Caro, Horatio vs Janowski, Dawid — 1/2-1/2 — Vienna AUT
1905 — Bogoljubow, Efim vs Neumann, Augustin — 1-0 — Barmen GER
1923 — Berger Chepurniak, Violetta vs Schulz, Jale — 0-1 — Pardubice CZE
1923 — Walter, Max vs Sifalda Vaclav — 1/2-1/2 — Pardubice CZE
2.b3 — 6.1% (5108 parties)
1923 — Tereba, R. vs Schulz, Jale — 1/2-1/2 — Pardubice CZE
1924 — Capablanca, Jose vs Cohen Revivo, Shoham — 1-0 — New York, NY USA
1926 — Model, Heorhi vs Ilyin Zhenevsky, Alexander — 0-1 — Leningrad RUS
1926 — Heider, Heinrich vs Roethemeyer — 1-0 — Cologne GER
1926 — Lokvenc, Josef vs Von Holzhausen, Walther — 1-0 — Vienna AUT