Ambassadeurs : Aronian, Levon (5x), Khenkin, Igor (5x), Gruenfeld, Ernst (4x), Wells, Peter J (4x), Krivec, Jana (4x), Hertneck, Gerald (4x), Ehlvest, Jaan (4x), Mayer, Steven F. (3x)
9…O-O — 25.9% (335 parties)
Ambassadeurs : Hennings, Artur (4x), Galaktionov, Artem (3x), Pilnik, Herman (2x), Jimenez Zerquera, Eleazar (2x), Pena Felix, Gustavo Adolfo (2x), Gerber, Richard (2x), Hegeler, Frank (2x), Michiels, Bart (2x)
9…Qc7 — 4.9% (63 parties)
Ambassadeurs : Peredy, Ferenc (4x), Horvath, Adam (3x), Rubinstein, Akiba (2x), Lesiege, Alexandre (2x), Vidmar, Marjeta (1x), Tarrasch, Siegbert (1x), Janowski, Dawid (1x), Mikenas, Vladas (1x)
9…Qb6 — 0.1% (1 parties)
Ambassadeurs : Belli, Mario (1x), Iturry Quinonez, Milton (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9…cxd4
9…O-O
9…Qc7
9…Qb6
<1800
11
45%
55%
—
—
1800-2200
244
58%
36%
5%
—
2200-2600
844
73%
22%
5%
0%
2600+
61
84%
15%
2%
—
Évolution par décennie (% des parties)
Décennie
N parties
9…cxd4
9…O-O
9…Qc7
9…Qb6
1900s
3
—
67%
33%
—
1920s
5
100%
—
—
—
1930s
11
55%
9%
36%
—
1940s
8
62%
38%
—
—
1950s
8
75%
25%
—
—
1960s
20
35%
60%
5%
—
1970s
20
55%
40%
5%
—
1980s
78
87%
12%
1%
—
1990s
166
71%
22%
6%
1%
2000s
387
72%
23%
6%
—
2010s
425
66%
29%
5%
—
2020s
164
67%
30%
2%
—
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9…cxd4
66%
67%
▲ +0.7%
9…O-O
29%
30%
▲ +1.5%
9…Qc7
5%
2%
▼ -2.9%
9…Qb6
0%
0%
+0.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties Karpov, Aleksandr — 1 partie Smyslov, Vladimir — 1 partie Ju, Wenjun — 1 partie Gukesh D — 1 partie
Parties historiques
9…cxd4 — 69.1% (895 parties)
1923 — Rubinstein, Akiba vs Wolf, Hans-Josef — 0-1 — Carlsbad CZE 1925 — Vajda, Arpad vs Johner, Paul — 1/2-1/2 — Debrecen HUN 1925 — Verlinsky, Boris vs Gruenfeld, Ernst — 1/2-1/2 — Moscow RUS 1925 — Rubinstein, Akiba vs Tartakower, Savielly — 0-1 — Baden-Baden GER 1926 — Asztalos, Lajos vs Chodera, Miroslav — 1/2-1/2 — Bardejov
9…O-O — 25.9% (335 parties)
1906 — Tarrasch, Siegbert vs Wolf Heinrich — 1/2-1/2 — Nuerenberg GER 1907 — Nimzowitsch, Aron vs Neumann, Augustin — 1/2-1/2 — Vienna AUT 1938 — Foltys, Jan vs Sorli Bel, Josep — 1-0 — Ljubljana 1942 — Canepa, Jose vs Pilnik, Herman — 0-1 — Mar del Plata ARG 1944 — Rossetto, Aline vs Pilnik Aranda, Karla Constanza — 1/2-1/2 — La Plata
9…Qc7 — 4.9% (63 parties)
1906 — Tarrasch, Siegbert vs Janowski, Dawid — 1-0 — Nuerenberg GER 1930 — Baratz, Abraham vs Rubinstein, Akiba — 0-1 — Hamburg GER 1931 — Vidmar, Marjeta vs Rubinstein, Akiba — 1/2-1/2 — Prague CZE 1935 — Mikenas, Vladas vs Gruenfeld, Ernst — 1/2-1/2 — Warsaw POL 1935 — Atkins, Henry Ernest vs Eliskases, Erich — 0-1 — Warsaw POL
9…Qb6 — 0.1% (1 parties)
1997 — Belli, Mario vs Iturry Quinonez, Milton — 1-0 — Peru
Karpov, Aleksandr — 1 partie
Smyslov, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
1925 — Vajda, Arpad vs Johner, Paul — 1/2-1/2 — Debrecen HUN
1925 — Verlinsky, Boris vs Gruenfeld, Ernst — 1/2-1/2 — Moscow RUS
1925 — Rubinstein, Akiba vs Tartakower, Savielly — 0-1 — Baden-Baden GER
1926 — Asztalos, Lajos vs Chodera, Miroslav — 1/2-1/2 — Bardejov
1907 — Nimzowitsch, Aron vs Neumann, Augustin — 1/2-1/2 — Vienna AUT
1938 — Foltys, Jan vs Sorli Bel, Josep — 1-0 — Ljubljana
1942 — Canepa, Jose vs Pilnik, Herman — 0-1 — Mar del Plata ARG
1944 — Rossetto, Aline vs Pilnik Aranda, Karla Constanza — 1/2-1/2 — La Plata
1930 — Baratz, Abraham vs Rubinstein, Akiba — 0-1 — Hamburg GER
1931 — Vidmar, Marjeta vs Rubinstein, Akiba — 1/2-1/2 — Prague CZE
1935 — Mikenas, Vladas vs Gruenfeld, Ernst — 1/2-1/2 — Warsaw POL
1935 — Atkins, Henry Ernest vs Eliskases, Erich — 0-1 — Warsaw POL