Ambassadeurs : Szmetan, Jorge (7x), Wojtkiewicz, Aleksander (7x), Budde, Vladimir (3x), Szekely, Panna Szandra (3x), Byrne, Ray (3x), Byrne, Robert E (2x), Bolbochan, J. (2x), Litmanowicz, Miroslawa (2x)
9…Re8 — 21.1% (115 parties)
Ambassadeurs : Flesch, Janos (3x), Jacobsen, Bo (3x), Horvath, Jozsef (3x), Wojtkiewicz, Aleksander (3x), Bielicki, Carlos (2x), Eliskases, Erich (2x), O'Kelly de Galway, Alberic (2x), Medina-Garcia, Antonio (2x)
9…exd4 — 18.9% (103 parties)
Ambassadeurs : Wojtkiewicz, Aleksander (7x), Szmetan, Jorge (6x), Geller, Efim P. (4x), Donner, Jan-Hein (3x), Filip, Miroslav (2x), Thipsay, Praveen M (2x), Kraehenbuehl, Gary (2x), Kunsztowicz, Uwe (2x)
9…a6 — 18.8% (102 parties)
Ambassadeurs : Hazai, Laszlo Dr. (5x), Vadasz, Laszlo (5x), Panno, Oscar (3x), Ost-Hansen, Jacob (3x), Burridge, Raymond John (3x), Bates, Richard A (3x), Ryc, Ivo (2x), Donner, Jan-Hein (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9…a5
9…Re8
9…exd4
9…a6
<1800
4
—
25%
25%
—
1800-2200
118
29%
22%
19%
16%
2200-2600
276
31%
21%
22%
17%
2600+
3
67%
33%
—
—
Évolution par décennie (% des parties)
Décennie
N parties
9…a5
9…Re8
9…exd4
9…a6
1950s
6
33%
33%
17%
—
1960s
40
22%
25%
12%
28%
1970s
92
28%
14%
10%
37%
1980s
67
31%
18%
16%
24%
1990s
139
28%
23%
25%
13%
2000s
88
32%
28%
23%
6%
2010s
106
29%
20%
20%
16%
2020s
6
50%
—
17%
17%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9…a5
29%
50%
▲ +20.8%
9…Re8
20%
0%
▼ -19.8%
9…exd4
20%
17%
▼ -3.1%
9…a6
16%
17%
▲ +0.6%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie Kasparov, Garry — 1 partie
Parties historiques
9…a5 — 29.2% (159 parties)
1953 — Bolbochan, J. vs Shocron, Alon — 1-0 — Buenos Aires ch-ARG 1956 — Navabi, Abdolhossein vs Szilagyi, Gyorgy Laszlo — 0-1 — Moscow RUS 1961 — Byrne, Ray vs Quinones Carrillo, Oscar — 1-0 — Mar del Plata ARG 1961 — Byrne, Robert E vs Rubin Gene L — 1-0 — San Francisco, CA USA 1964 — Garcia Rodriguez, Raimundo vs Pugach, Mario — 1-0 — Buenos Aires ARG
9…Re8 — 21.1% (115 parties)
1957 — Cafferty, Bernard vs Gibbs, Peter Campbell — 1/2-1/2 — Plymouth 1959 — Volovich, Anatoly vs Khasin, Abram — 0-1 — Moscow RUS 1964 — Eliskases vs Najdorf, Rafael — 1/2-1/2 — Buenos Aires ARG 1964 — Bielicki, Carlos vs Letelier Martner, Rene — 1/2-1/2 — Buenos Aires ARG 1964 — Eliskases, Erich vs Rubinetti, Jorge — 1/2-1/2 — Buenos Aires ARG
9…exd4 — 18.9% (103 parties)
1957 — Forintos, Gyozo V vs Liebert, Heinz — 1-0 — Reykjavik ISL 1961 — Bielicki, Carlos vs Acosta Garcia, Rafael Isaac — 1/2-1/2 — Buenos Aires ch-ARG 1962 — Byrne, Ray vs Kchouk, Bechir — 1-0 — Varna BUL 1962 — Tomson, Alexander vs Freeman, Michael J. — 1-0 — Marianske Lazne 1966 — Filip, Miroslav vs Jansa, Vlastimil — 1-0 — Harrachov
9…a6 — 18.8% (102 parties)
1964 — Garcia Rodriguez, Raimundo vs Medina Garcia, Antonio Angel — 1-0 — Tel Aviv ISR 1966 — Panno, Oscar vs Cassidy, Raymond — 1-0 — Havana CUB 1966 — Donner, Jan-Hein vs Fischer, Robert J — 0-1 — Santa Monica, CA USA 1966 — Sokolov, Vladimir vs Bogdanovic, Rajko — 1/2-1/2 — Vukovar 1966 — Donner, Jan-Hein vs Reshevsky, Samuel — 1/2-1/2 — Santa Monica, CA USA
Kasparov, Garry — 1 partie
1956 — Navabi, Abdolhossein vs Szilagyi, Gyorgy Laszlo — 0-1 — Moscow RUS
1961 — Byrne, Ray vs Quinones Carrillo, Oscar — 1-0 — Mar del Plata ARG
1961 — Byrne, Robert E vs Rubin Gene L — 1-0 — San Francisco, CA USA
1964 — Garcia Rodriguez, Raimundo vs Pugach, Mario — 1-0 — Buenos Aires ARG
1959 — Volovich, Anatoly vs Khasin, Abram — 0-1 — Moscow RUS
1964 — Eliskases vs Najdorf, Rafael — 1/2-1/2 — Buenos Aires ARG
1964 — Bielicki, Carlos vs Letelier Martner, Rene — 1/2-1/2 — Buenos Aires ARG
1964 — Eliskases, Erich vs Rubinetti, Jorge — 1/2-1/2 — Buenos Aires ARG
1961 — Bielicki, Carlos vs Acosta Garcia, Rafael Isaac — 1/2-1/2 — Buenos Aires ch-ARG
1962 — Byrne, Ray vs Kchouk, Bechir — 1-0 — Varna BUL
1962 — Tomson, Alexander vs Freeman, Michael J. — 1-0 — Marianske Lazne
1966 — Filip, Miroslav vs Jansa, Vlastimil — 1-0 — Harrachov
1966 — Panno, Oscar vs Cassidy, Raymond — 1-0 — Havana CUB
1966 — Donner, Jan-Hein vs Fischer, Robert J — 0-1 — Santa Monica, CA USA
1966 — Sokolov, Vladimir vs Bogdanovic, Rajko — 1/2-1/2 — Vukovar
1966 — Donner, Jan-Hein vs Reshevsky, Samuel — 1/2-1/2 — Santa Monica, CA USA