Ambassadeurs : Hebden, Mark L (26x), Geller, Efim P. (17x), Gheorghiu, Florin (16x), Beliavsky, Alexander G (12x), Ivkov, Borislav (11x), Spassky, Boris Vasily (10x), Vaganian, Rafael A (10x), Petrosian, Arshak B (8x)
9…c5 — 6.4% (193 parties)
Ambassadeurs : Boensch, Uwe (5x), Miguel, Nahuel (4x), Sharevich, Anna (4x), Petrosian, Tigran V. (3x), Ivkov, Borislav (3x), Drimer, Dolfi (2x), Filip, Miroslav (2x), Portisch, Ferenc (2x)
9…dxc4 — 5.5% (165 parties)
Ambassadeurs : ? (3x), Taimanov, Mark (2x), Campora, Daniel H. (2x), Bukic, Enver (2x), Vyzmanavin, Alexey (2x), Pfleger, Helmut, Dr. (1x), Drimer, Dolfi (1x), Stupica, Erazem (1x)
9…Ne4 — 2.3% (69 parties)
Ambassadeurs : Vaganian, Rafael A (2x), Porreca, Giorgio (1x), Eugenio, Sarah De Oliveira (1x), GIDEON SUNDAY (1x), Al Husari, Zita Fatima (1x), Pojedziniec, Wladyslaw (1x), Brzozka, Stefan (1x), Zhukhovitsky, Samuel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9…Nbd7
9…c5
9…dxc4
9…Ne4
<1800
184
82%
8%
8%
2%
1800-2200
939
84%
7%
6%
2%
2200-2600
1370
88%
5%
4%
3%
2600+
95
94%
4%
2%
—
Évolution par décennie (% des parties)
Décennie
N parties
9…Nbd7
9…c5
9…dxc4
9…Ne4
1950s
19
63%
5%
5%
26%
1960s
76
72%
21%
7%
—
1970s
47
70%
15%
6%
9%
1980s
225
84%
8%
6%
1%
1990s
434
84%
7%
5%
2%
2000s
1028
87%
6%
4%
2%
2010s
1018
87%
5%
6%
2%
2020s
168
86%
5%
7%
3%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9…Nbd7
87%
86%
▼ -0.8%
9…c5
5%
5%
+0.0%
9…dxc4
6%
7%
+0.2%
9…Ne4
2%
3%
▲ +0.8%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 6 parties Karpov, Anatoly — 4 parties Kramnik, Vladimir — 3 parties Carlsen, Magnus — 3 parties Botvinnik, Mikhail — 1 partie
Parties historiques
9…Nbd7 — 85.4% (2575 parties)
1950 — Dunkelblum, Arthur vs Pirc, Vasja — 1/2-1/2 — Dubrovnik CRO 1951 — Platz, Hans vs Kirchhammer, Rudolf — 1-0 — Schwerin GER 1953 — Sajtar, Jaroslav vs Al Husari, Zita Fatima — 1/2-1/2 — Prague ch-CSR 1953 — Szabo, Laszlo vs Petrosian, Tigran V. — 0-1 — Zurich SUI 1953 — Sajtar, Jaroslav vs Sefc, Jan — 1-0 — Prague ch-CSR
9…c5 — 6.4% (193 parties)
1955 — Geller, Efim P. vs Ilivitsky, Georgy A — 0-1 — Goteborg SWE 1960 — Szabo, Laszlo vs Anay Barche — 1/2-1/2 — Budapest HUN 1960 — Hoang Tan Vinh vs Drimer, Dolfi — 1-0 — Leningrad Student tt 1960 — Tan, Hiang Liong vs Drimer, Dolfi — 1-0 — Leningrad RUS 1961 — Miguel, Nahuel vs Pachman, Ludek — 1/2-1/2 — Bled SLO
9…dxc4 — 5.5% (165 parties)
1954 — Stahlberg, Gideon vs Minev, Nikolay N — 1/2-1/2 — Praag zt 1960 — Trifunovic, Petar vs Lehmann, Heinz — 1/2-1/2 — Marianske Lazne 1966 — Portisch, Ferenc vs Prelovszky, Laszlo — 1/2-1/2 — HUN 1966 — Ojanen, Kaarle S vs Cuartas, Jaime Alexander — 1-0 — Havana CUB 1967 — Pfleger, Helmut, Dr. vs Drimer, Dolfi — 1-0 — Bucharest ROU
9…Ne4 — 2.3% (69 parties)
1950 — Porreca, Giorgio vs Eugenio, Sarah De Oliveira — 1/2-1/2 — Venetie 1953 — Nikolac, Juraj vs Beni, Alfred — 1/2-1/2 — Opatija 1956 — GIDEON SUNDAY vs Al Husari, Zita Fatima — 1-0 — Marianske Lazne 1958 — Zhukhovitsky, Samuel vs Chukaev, Egor — 1-0 — Baku AZE 1959 — Pojedziniec, Wladyslaw vs Brzozka, Stefan — 1/2-1/2 — Lodz ch POL
Karpov, Anatoly — 4 parties
Kramnik, Vladimir — 3 parties
Carlsen, Magnus — 3 parties
Botvinnik, Mikhail — 1 partie
1951 — Platz, Hans vs Kirchhammer, Rudolf — 1-0 — Schwerin GER
1953 — Sajtar, Jaroslav vs Al Husari, Zita Fatima — 1/2-1/2 — Prague ch-CSR
1953 — Szabo, Laszlo vs Petrosian, Tigran V. — 0-1 — Zurich SUI
1953 — Sajtar, Jaroslav vs Sefc, Jan — 1-0 — Prague ch-CSR
1960 — Szabo, Laszlo vs Anay Barche — 1/2-1/2 — Budapest HUN
1960 — Hoang Tan Vinh vs Drimer, Dolfi — 1-0 — Leningrad Student tt
1960 — Tan, Hiang Liong vs Drimer, Dolfi — 1-0 — Leningrad RUS
1961 — Miguel, Nahuel vs Pachman, Ludek — 1/2-1/2 — Bled SLO
1960 — Trifunovic, Petar vs Lehmann, Heinz — 1/2-1/2 — Marianske Lazne
1966 — Portisch, Ferenc vs Prelovszky, Laszlo — 1/2-1/2 — HUN
1966 — Ojanen, Kaarle S vs Cuartas, Jaime Alexander — 1-0 — Havana CUB
1967 — Pfleger, Helmut, Dr. vs Drimer, Dolfi — 1-0 — Bucharest ROU
1953 — Nikolac, Juraj vs Beni, Alfred — 1/2-1/2 — Opatija
1956 — GIDEON SUNDAY vs Al Husari, Zita Fatima — 1-0 — Marianske Lazne
1958 — Zhukhovitsky, Samuel vs Chukaev, Egor — 1-0 — Baku AZE
1959 — Pojedziniec, Wladyslaw vs Brzozka, Stefan — 1/2-1/2 — Lodz ch POL