E14b —
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7
Eval: [+0.14]
Les coups candidats
Ambassadeurs : Portisch, Lajos (38x), ? (33x), Lukacs, Peter (30x), Danner, Georg (29x), Certek, Pavel (27x), Pachman, Ludek (25x), Kosyrev, Vladimir (19x), Polugaevsky, Lev (18x)
Ambassadeurs : Malaniuk, Vladimir P (49x), Chatalbashev, Boris (43x), Lukacs, Peter (19x), Csonkics, Tunde (11x), Dizdar, Goran (10x), Solozhenkin, Evgeniy (10x), Karpov, Anatoly (8x), Ipatov, Alexander (8x)
5.Be2 — 9.1% (764 parties)
Ambassadeurs : Kepinski, Janusz (6x), Haug, Kjell Martin (4x), Voracek, Miroslav (3x), Mamedjarova, Zeinab (3x), Djordjevic, Nebojsa (3x), Vallobra, Pierre (3x), Bernhardsson, Sten (3x), Weise, William Ferreira (3x)
5.Nbd2 — 1.5% (129 parties)
Ambassadeurs : Elwood, David (9x), Sekulic, Dusan (6x), Ahues, Carl (2x), Ibanez Guillen, Enrique (2x), Alekhine, Alexander (2x), Pytlakowski, Andrzej (2x), Sukhareva, Evgeniya (2x), Renaux, Osmin (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Bd3 5.Nc3 5.Be2 5.Nbd2
<1800 236 42% 22% 25% 6%
1800-2200 2246 67% 14% 16% 2%
2200-2600 3823 84% 11% 4% 1%
2600+ 207 81% 18%
Évolution par décennie (% des parties)
Décennie N parties 5.Bd3 5.Nc3 5.Be2 5.Nbd2
1870s 1 100%
1880s 5 20% 40%
1890s 5 20% 60%
1900s 1 100%
1910s 1 100%
1920s 14 71% 7% 7% 14%
1930s 50 82% 8% 4% 6%
1940s 42 81% 10% 5% 2%
1950s 236 87% 10% 1% 2%
1960s 311 88% 6% 3% 2%
1970s 404 90% 4% 4% 0%
1980s 500 88% 5% 4% 1%
1990s 1357 78% 13% 6% 1%
2000s 2667 75% 13% 9% 1%
2010s 2425 67% 15% 14% 2%
2020s 407 62% 18% 13% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Bd3 67% 62% ▼ -5.4%
5.Nc3 15% 18% ▲ +3.3%
5.Be2 14% 13% ▼ -0.7%
5.Nbd2 2% 3% ▲ +1.6%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Alekhine, Alexander — 8 parties
Karpov, Aleksandr — 8 parties
Kramnik, Vladimir — 6 parties
Tal, Mikhail — 5 parties
Anand, Viswanathan — 4 parties
Botvinnik, Mikhail — 3 parties
Hou, Yifan — 2 parties
Ju, Wenjun — 2 parties
Steinitz, Wilhelm — 1 partie
Euwe, Max — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
5.Bd3 — 75.1% (6326 parties)
1883 — McKenzie, George vs Blackburne, Joseph — 1-0 — London ENG
1893 — Jasnogrodsky, Nicolai vs Delmar, Eugene — 0-1 — New York, NY USA
1921 — Hakansson, Arthur vs Nimzowitsch, Aaron — 1/2-1/2 — Kristiansstad
1922 — Tartakower, Savielly vs Saemisch, Friedrich — 1-0 — Teplitz-Schoenau GER
1922 — Padulli, Giuseppe vs Kuehne, Ch. — 0-1 — Milan ITA
5.Nc3 — 12.6% (1059 parties)
1878 — Mason, James vs Blackburne, Joseph — 1/2-1/2 — Paris FRA
1883 — Julian Andrew June Piper vs Chimenti Fisher, Juan — 1-0 — London ENG
1886 — Forlico, Bartolomeo vs Cantoni, Filippo — 1/2-1/2 — Rome ITA
1890 — Muller, Oscar Conrad vs Van Vliet, Louis — 1-0 — Manchester ENG
1890 — Schroeter, Maik vs Goering, H. — 1-0 — Regensburg
5.Be2 — 9.1% (764 parties)
1909 — Taylor, Alice vs Houlding, Mary Mills — 0-1 — Scarborough ENG
1928 — Kmoch, Hans vs Gruenfeld, Ernst — 1/2-1/2 — Vienna AUT
1930 — Mannheimer, Nathan vs Colle, Edgar — 0-1 — Frankfurt Frankfurt GER
1932 — Arhan Boyd vs Grabill, EW . — 0-1 — So California
1946 — Lehmann Garcia, Daniel William vs Saemisch — 1/2-1/2 — Bad Harzburg GER
5.Nbd2 — 1.5% (129 parties)
1926 — Ibanez Guillen, Enrique vs Alekhine, Alexander — 0-1 — Buenos Aires (08)
1926 — Ibanez Guillen, Enrique vs Alekhine, Alexander — 0-1 — Buenos Aires ARG
1930 — Ahues, Carl vs Pleci, L. — 1/2-1/2 — Liege
1930 — Treybal, Karel vs Gromer, Aristide — 1-0 — Hamburg GER
1934 — Araiza Munoz, Jose Joaquin vs Perez H Abel — 1-0 — ?