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C41s — Improved Hanham
1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4
Eval: [+0.50]
Les coups candidats
Ambassadeurs : Jovanovic, Zoran (88x), Morin, Louis (79x), Klemanic, Emil (70x), Lorscheid, Gerhard (70x), Pribyl, Josef (69x), Strikovic, Aleksa (66x), Plat, Vojtech (65x), Kunin, Vitaly (59x)
5…h6 — 3.7% (833 parties)
Ambassadeurs : Rahl, Vojtech (14x), Gregory, Keith D F (14x), Bensdorp-De Labaca, Marlies (7x), Yvinec, Jean-Marc (6x), Pospísil, Ludvík (5x), Valero Gutierrez, Alvaro (5x), Ciortan, Mihail (5x), Polenz, Fredrik (5x)
5…exd4 — 1.0% (230 parties)
Ambassadeurs : Strikovic, Aleksa (13x), Horvath, Jozsef (12x), Bressac, Stephane (6x), Yanvarjov, Igor (5x), Berkes, Ferenc (4x), Ivanisevic, Ivan (4x), Milosevic, Jovana (4x), Alekhine, Alexander (3x)
5…c6 — 0.2% (55 parties)
Ambassadeurs : Galceran Diaz, Alex (1x), De Ased, A. (1x), Hall George B (1x), Hookham H (1x), Woest, HL. (1x), Puechner, JK. (1x), Koltanowski, George (1x), Easonwood, C.B.. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Be7 5…h6 5…exd4 5…c6
<1800 394 83% 14% 1% 1%
1800-2200 7078 93% 5% 1% 0%
2200-2600 12794 97% 2% 1% 0%
2600+ 414 98% 2%
Évolution par décennie (% des parties)
Décennie N parties 5…Be7 5…h6 5…exd4 5…c6
1870s 1 100%
1880s 2 100%
1890s 3 33% 33%
1900s 10 100%
1910s 31 87% 13%
1920s 52 79% 15% 6%
1930s 27 70% 22% 7%
1940s 39 95% 5%
1950s 69 86% 12% 1% 1%
1960s 115 92% 4% 2% 2%
1970s 224 94% 6%
1980s 377 94% 4% 1% 1%
1990s 2579 94% 4% 1% 0%
2000s 5968 94% 5% 1% 0%
2010s 10463 96% 3% 1% 0%
2020s 2569 96% 3% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Be7 96% 96% -0.2%
5…h6 3% 3% ▲ +0.6%
5…exd4 1% 1% ▼ -0.5%
5…c6 0% 0% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 10 parties
Carlsen, Magnus — 7 parties
Hou, Yifan — 4 parties
Botvinnik, Mikhail — 2 parties
Anand, Viswanathan — 2 parties
Kramnik, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 2 parties
Gukesh D — 2 parties
Smyslov, Vladimir — 1 partie
Euwe, Max — 1 partie
Ding, Liren — 1 partie
Karpov, Anatoly — 1 partie
Parties historiques
5…Be7 — 94.8% (21354 parties)
1878 — Hon, C vs Cifuentes Parada, Roberto — 0-1 — R
1894 — Young Zhou, Jason vs Porterfield Rynd, James Alexander — 0-1 — ?
1902 — Piotrowski, O. vs Leussen, Benjamin — 0-1 — Hannover GER
1904 — Napier, William vs Pillsbury, Harry — 1/2-1/2 — Cambridge
1904 — Gunston, William H vs Curnock, A. — 1/2-1/2 — London ENG
5…h6 — 3.7% (833 parties)
1898 — Pillsbury, Harry vs Blackburne, Joseph — 1-0 — Vienna AUT
1910 — Důras, Oldřich vs Nimzowitsch, Aron — 1-0 — Hamburg GER
1913 — Gargulak Metodej vs Sundstrom, O — 1-0 — Mlada Boleslav CZE
1916 — Von Balla, Zoltan vs Breyer, Gyula — 0-1 — Budapest HUN
1917 — Laic Levinson, Daniel vs De Leede, Tjeerd — 0-1 — Los Angeles, CA USA
5…exd4 — 1.0% (230 parties)
1924 — Alekhine, Alexander vs Gale Dari, Reyhane — 1/2-1/2 — Toronto CAN
1924 — Alekhine, Alexander vs Gale, Sidney — 1/2-1/2 — USA
1924 — Alekhine, Alexander vs Seloba Gale — 1/2-1/2 — Toronto CAN
1936 — Keres, Paul Petrovich vs ? — 1-0 — Simultaneous
1937 — Keres, P. vs NN — 1-0 — simul
5…c6 — 0.2% (55 parties)
1880 — Galceran Diaz, Alex vs De Ased, A. — 1-0 — Buenos Aires ARG
1887 — Hall George B vs Hookham H — 1-0 — Adelaide AUS
1953 — Koltanowski, George vs Easonwood, C.B.. — 1-0 — Vancouver
1960 — Mohrlok, Dieter vs Pfleger, Helmut, Dr. — 1-0 — Berlin West
1964 — Woest, HL. vs Puechner, JK. — 1-0 — Oakland