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C44l — Ponziani
1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4
Eval: [-0.29]
Les coups candidats
Ambassadeurs : Showalter, Jackson (11x), Sadowski, Marek (11x), Pintor, Manuel Abranches (7x), Secrieru, Ioan (7x), Upton, Timothy J (7x), Mujunen, Martti (7x), Söderberg, Per (7x), Pedro, Fernando Pablo (6x)
Ambassadeurs : Schakel, Corky (6x), Bertel, Michael (5x), Balmelle, Jean-Luc (5x), Ashby Prajeesh (4x), Upton, Timothy J (4x), Rheinstaedtler, Klaus (4x), Jenneborg, Seved (4x), Collet Alfred (4x)
4…dxe4 — 16.0% (334 parties)
Ambassadeurs : Upton, Timothy J (6x), Chigorin, Mikhail (4x), Starostits, Ilmars (4x), Zunker, Reinhard, Dr. (4x), Bird, Henry (3x), Dueckstein, Andreas (3x), Zeidler, Sven P. (3x), Winawer, Szymon (2x)
4…Qd6 — 13.6% (284 parties)
Ambassadeurs : Mikhailukov, Ivan (6x), Makropoulos, Georgios (3x), Korchut, Adam (3x), Schnoewitz, Brigitte (3x), Karvinen, Kimmo (3x), Seppala, Aki (3x), Loewenthal, Johann (2x), Benko, Francisco (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…f6 4…Bd7 4…dxe4 4…Qd6
<1800 102 32% 26% 10% 19%
1800-2200 859 40% 21% 17% 15%
2200-2600 585 41% 28% 14% 12%
2600+ 16 38% 6% 12% 19%
Évolution par décennie (% des parties)
Décennie N parties 4…f6 4…Bd7 4…dxe4 4…Qd6
1850s 3 33% 67%
1860s 3 33% 33% 33%
1880s 18 67% 28% 6%
1890s 45 69% 7% 24%
1900s 23 74% 4% 13%
1910s 18 33% 44% 6%
1920s 16 25% 19% 19% 19%
1930s 6 17% 50%
1940s 6 17% 33% 17%
1950s 20 5% 30% 15% 10%
1960s 29 34% 17% 34% 7%
1970s 50 34% 16% 16% 14%
1980s 107 36% 19% 16% 13%
1990s 206 23% 23% 17% 26%
2000s 575 26% 34% 17% 15%
2010s 769 52% 17% 13% 12%
2020s 193 47% 22% 17% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…f6 52% 47% ▼ -4.9%
4…Bd7 17% 22% ▲ +5.0%
4…dxe4 13% 17% ▲ +3.4%
4…Qd6 12% 10% ▼ -1.7%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 7 parties
Steinitz, Wilhelm — 6 parties
Euwe, Max — 4 parties
Karpov, Anatoly — 2 parties
Lasker, Emanuel — 1 partie
Parties historiques
4…f6 — 39.6% (827 parties)
1868 — Wisker, John vs Steinitz, Wilhelm — 0-1 — London ENG
1880 — Rosenthal, Samuel vs Zukertort, Johannes — 1/2-1/2 — London ENG
1880 — Adolf, Feraydo vs Wemmers, Carl — 1/2-1/2 — Braunschweig
1881 — Chigorin, Mikhail vs Wittek, Alexander — 0-1 — It Berlin GER
1883 — Winawer, Szymon vs Bier, Max — 1-0 — Nuerenberg GER
4…Bd7 — 22.6% (471 parties)
1860 — Kolisch, Ignac vs Medley, George — 1-0 — London ENG
1890 — Tarrasch, Siegbert vs Eckart, Max — 0-1 — Nuerenberg GER
1897 — Showalter, Jackson vs Pillsbury, Harry — 1-0 — New York, NY USA
1899 — Rydberg, C. vs Abersten, S. — 1-0 — Copenhagen DEN
1907 — Heilmann, Ernst vs Spielmann, Rudolf — 1-0 — Berlin GER
4…dxe4 — 16.0% (334 parties)
1854 — Janssens, Franciscus G vs Brien, Robert — 0-1 — London ENG
1867 — Fraser, George vs Steinitz, Wilhelm — 0-1 — Dundee SCO
1880 — Winawer, Szymon vs Bird, Henry — 0-1 — Wiesbaden GER
1883 — Winawer, Szymon vs Riemann, Fritz — 1/2-1/2 — Nuerenberg GER
1889 — MacLeod, Nicholas vs Burille, Constant Ferdinand — 0-1 — New York, NY USA
4…Qd6 — 13.6% (284 parties)
1857 — Loewenthal, Johann vs Staunton, Howard — 0-1 — London consult
1857 — Loewenthal, Johann vs Barnes, Thomas — 0-1 — London m London ENG
1882 — Chigorin, Mikhail vs Meitner, Philipp — 0-1 — Vienna AUT
1913 — Corzo y Principe, Juan vs Kupchik, Abraham — 0-1 — Havana CUB
1923 — Grau, Roberto G vs Guerra Boneo Alejandro — 1-0 — ?