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C48a — Four Knights: Spanish Variation
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5
Eval: [+0.13]
Les coups candidats
Ambassadeurs : Jovanovic, Bratislav M (61x), Janowski, Dawid (52x), Capablanca, Jose (44x), Tarrasch, Siegbert (38x), Maroczy, Geza (35x), Teichmann, Richard (31x), Lasker, Emanuel (31x), Podlesnik, Bogdan (30x)
Ambassadeurs : Speisser, Patrick (44x), Hebden, Mark L (29x), Shirov, Alexei (24x), Jovanovic, Bratislav M (22x), Nunn, John D M (21x), Campora, Daniel H. (20x), Rubinstein, Akiba (19x), Kholmov, Ratmir D (17x)
Ambassadeurs : Lasker, Emanuel (10x), Capablanca, Jose (10x), Janowski, Dawid (10x), Morin, Louis (10x), Chajes, Oscar (8x), Chigorin, Mikhail (7x), Maroczy, Geza (7x), Spielmann, Rudolf (7x)
Ambassadeurs : Jovanovic, Bratislav M (13x), Vehi Bach, Victor Manuel (12x), Morin, Louis (11x), Korneev, Oleg (10x), Showalter, Jackson (8x), Fuchs, Georg (7x), Kemeny, Emil (6x), Mason, James (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Bb4 4…Nd4 4…d6 4…Bc5
<1800 1111 29% 17% 25% 16%
1800-2200 7636 34% 25% 16% 14%
2200-2600 9568 39% 33% 6% 8%
2600+ 666 35% 45% 1% 6%
Évolution par décennie (% des parties)
Décennie N parties 4…Bb4 4…Nd4 4…d6 4…Bc5
1850s 5 20% 80%
1860s 3 33% 67%
1870s 65 32% 2% 17% 34%
1880s 148 68% 3% 7% 12%
1890s 145 78% 7% 10%
1900s 390 77% 4% 8% 7%
1910s 448 62% 11% 14% 6%
1920s 343 56% 19% 18% 2%
1930s 179 55% 27% 13% 1%
1940s 215 53% 27% 12% 5%
1950s 272 51% 33% 8% 5%
1960s 311 39% 41% 10% 5%
1970s 310 42% 36% 13% 6%
1980s 675 40% 34% 12% 10%
1990s 5255 36% 24% 18% 12%
2000s 8918 33% 22% 17% 14%
2010s 9335 35% 23% 12% 14%
2020s 3401 30% 34% 6% 11%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Bb4 35% 30% ▼ -4.5%
4…Nd4 23% 34% ▲ +11.3%
4…d6 12% 6% ▼ -6.4%
4…Bc5 14% 11% ▼ -3.3%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Alekhine, Alexander — 10 parties
Euwe, Max — 10 parties
Botvinnik, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Steinitz, Wilhelm — 9 parties
Kramnik, Vladimir — 9 parties
Hou, Yifan — 8 parties
Ding, Liren — 7 parties
Ju, Wenjun — 7 parties
Tal, Mikhail — 6 parties
Karpov, Anatoly — 4 parties
Karpov, Aleksandr — 2 parties
Kasparov, Garry — 1 partie
Gukesh D — 1 partie
Parties historiques
4…Bb4 — 36.0% (10965 parties)
1871 — Bock, Frederick vs Judd, Max — 1/2-1/2 — Chicago, IL USA
1873 — Paulsen, Louis vs Fleissig, Max — 1-0 — Vienna AUT
1874 — Schwede, Constantin vs Metger, Johannes — 1-0 — ?
1876 — Riemann, Fritz vs Anderssen, Adolf — 0-1 — Breslau GER
1877 — Zukertort, Johannes vs Charles Dupre — 1-0 — Rotterdam NED
4…Nd4 — 23.9% (7269 parties)
1865 — Zukertort, Johannes vs Anderssen, Adolf — 1-0 — Breslau POL (Prussian Empire)
1876 — Steinitz, Wilhelm vs Plunkett, Andrew — 0-1 — Oxford ENG
1881 — Paulsen, Louis vs Schallopp, Emil — 1-0 — Berlin GER
1883 — Minchin, James I vs MacDonnell, George — 0-1 — London ENG
1883 — Gossip, George vs Ranken, Charles Edwards — 1-0 — London ENG
4…d6 — 13.9% (4225 parties)
1857 — Lichtenhein, Theodore vs Raphael, Benjamin — 1-0 — New York, NY USA
1870 — Winawer, Szymon vs Minckwitz, Johannes — 1-0 — Baden-Baden GER
1873 — Fleissig, Max vs Gelbfuhs, Oscar — 0-1 — Vienna AUT
1874 — Hurlburt, Jesse vs Von Bokum, Hermann — 0-1 — Montreal CAN
1874 — Hurlburt, Jesse vs Jackson, George E — 0-1 — Montreal CAN
4…Bc5 — 12.8% (3882 parties)
1857 — Lichtenhein, Theodore vs Perrin, Fleur — 1-0 — New York, NY USA
1857 — Paulsen, Laurids vs Morphy, Paul — 0-1 — The Golden Treasury of Chess
1857 — Paulsen, Aleksander Karlsen vs Morphy — 0-1 — New York, NY USA
1857 — Paulsen, Louis vs Morphy, Paul — 0-1 — New York, NY USA
1867 — Andre Cotarelo, David vs Steinitz, David — 0-1 — Parijs