B42a — Kan
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3
Eval: [+0.39]
Les coups candidats
Ambassadeurs : Gheorghiu, Florin (121x), Kovacevic, Slobodan (78x), Adamski, Jan (72x), Ionescu, Constantin (65x), Farago, Ivan (60x), Rimkus, Bronius I (59x), Chuchelov, Vladimir (56x), Cvitan, Ognjen (44x)
Ambassadeurs : Epishin, Vladimir (65x), Korneev, Oleg (61x), Smirin, Ilia (45x), Rimkus, Bronius I (44x), Svidler, Peter (39x), Agrest, Evgenij (37x), Horvath, Csaba (36x), Bezold, Michael (32x)
Ambassadeurs : Schneider, Bernd (27x), Meijers, Viesturs (23x), Velikov, Petar (18x), Galego, Luis (17x), Babiy, Olga (17x), Stripunsky, Alexander (15x), Kanovsky, David (15x), Bilguun, Sumiya (15x)
Ambassadeurs : Miezis, Normunds (174x), Izsak, Gyula (26x), Rossi, Giampiero (24x), Solak, Dragan (22x), Martorelli, Antonio (19x), Jahn, Constanze (17x), Kozlov, Oleg (17x), Miles, Anthony J (14x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nf6 5…Bc5 5…Qc7 5…Nc6
<1800 778 26% 19% 31% 12%
1800-2200 12214 30% 25% 25% 10%
2200-2600 21805 32% 32% 12% 8%
2600+ 734 25% 53% 4% 1%
Évolution par décennie (% des parties)
Décennie N parties 5…Nf6 5…Bc5 5…Qc7 5…Nc6
1850s 1 100%
1870s 2 50%
1880s 1
1890s 1 100%
1900s 2 50% 50%
1910s 2 100%
1920s 11 36% 55% 9%
1940s 1 100%
1950s 34 18% 12% 62%
1960s 588 17% 26% 16% 32%
1970s 1140 29% 17% 15% 21%
1980s 1838 52% 11% 10% 13%
1990s 5783 38% 18% 16% 12%
2000s 13503 29% 31% 17% 9%
2010s 14125 29% 32% 20% 7%
2020s 3088 23% 42% 16% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nf6 29% 23% ▼ -6.5%
5…Bc5 32% 42% ▲ +10.3%
5…Qc7 20% 16% ▼ -4.0%
5…Nc6 7% 7% ▼ -0.7%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Karpov, Anatoly — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ding, Liren — 10 parties
Karpov, Aleksandr — 6 parties
Kramnik, Vladimir — 4 parties
Ju, Wenjun — 3 parties
Botvinnik, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Euwe, Max — 1 partie
Parties historiques
5…Nf6 — 30.9% (12396 parties)
1873 — Adolf, Feraydo vs Anderssen, Adolf — 0-1 — Vienna AUT
1924 — Daniuszewski, Dawid POL1 vs Naegeli, Oskar SUI3 — 1-0 — Paris FRA
1925 — Michell, Reginald vs Tartakower, Savielly — 0-1 — Marienbad CZE
1925 — Bellod Thomas, Gonzalo vs Tartakower, Savielly — 1/2-1/2 — Marienbad CZE
1926 — Romih, Max vs Baratz, Abraham — 0-1 — Hyeres FRA
5…Bc5 — 28.9% (11597 parties)
1960 — Matulovik vs Korchnoi, Viktor — 1-0 — ?
1960 — Casa, Alex vs Veizaj, Mendim — 0-1 — Leipzig olm
1960 — Persitz, Raaphi vs Veizaj, Mendim — 1-0 — Leipzig GER
1961 — Keres, Paul vs Smyslov, Vladimir — 1/2-1/2 — Baku ch-URS
1962 — Matanovic, Aleksandar vs Ivkov, Borislav — 1/2-1/2 — Havana CUB
5…Qc7 — 17.3% (6959 parties)
1892 — Porges, Moritz vs Paulsen, Wilfried — 1-0 — Dresden GER
1904 — D Marco, Gianni vs Von Gottschall, Hermann — 1-0 — Coburg
1922 — Fairhurst, William vs Vajda, Arpad — 1/2-1/2 — London ENG
1923 — Formanek, Zdenek vs Szabados, Eugenio — 1-0 — Trieste
1923 — Vitkovsky A vs Tereba, R. — 1-0 — Pardubice CZE
5…Nc6 — 9.6% (3859 parties)
1859 — Suhle, Berthold vs Anderssen, Adolf — 0-1 — Cologne GER
1905 — Schelfhout, Willem vs Spielmann, Rudolf — 0-1 — Ostende
1911 — Hromadka, Karel vs Hafe — 1-0 — Cologne GER
1911 — Moewig, Alfred vs Villaret Oset, Abril — 1/2-1/2 — Cologne GER
1922 — D Marco, Gianni vs Reti, Richard — 1/2-1/2 — Bad Pistyan CZE