Ambassadeurs : Rozentalis, Eduardas (17x), Yudasin, Leonid (16x), Naumkin, Igor (10x), Chandler, Murray G (9x), Polugaevsky, Lev (8x), Miles, Anthony J (7x), Tompa, Janos (7x), Szymczak, Zbigniew (6x)
7…Bd6 — 12.2% (139 parties)
Ambassadeurs : Rozentalis, Eduardas (16x), Petrosian, Arshak B (4x), Gligoric, Svetozar (3x), Spassov, Liuben (3x), Renman, Nils-Gustaf (3x), Ivanov, Alexander. (2x), Kholmov, Ratmir D (2x), Miles, Anthony J (2x)
7…Nbd7 — 6.7% (76 parties)
Ambassadeurs : Barczay, Laszlo (2x), Shneider, Aleksandr (2x), Antoshin, Vladimir S (2x), Beliavsky, Alexander G (2x), Bousmaha, Abderrahmane (2x), Aytas, Bahadir (2x), Klekowski, Maciej (2x), Segal, Alexandru Sorin (1x)
7…c5 — 3.4% (39 parties)
Ambassadeurs : Ivanov, Alexander. (6x), Gligoric, Svetozar (4x), Iliev Ivanov, Andrey (4x), Portisch, Lajos (3x), Chernin, Alexander (2x), Tukmakov, Vladimir B (2x), Karpov, Aleksandr (2x), Annageldyev, Orazly (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
7…Be7
7…Bd6
7…Nbd7
7…c5
<1800
15
53%
20%
13%
13%
1800-2200
197
71%
10%
8%
4%
2200-2600
734
71%
13%
6%
2%
2600+
26
58%
27%
—
15%
Évolution par décennie (% des parties)
Décennie
N parties
7…Be7
7…Bd6
7…Nbd7
7…c5
1970s
19
53%
11%
21%
—
1980s
403
78%
9%
4%
4%
1990s
217
73%
12%
6%
5%
2000s
254
67%
17%
6%
2%
2010s
211
63%
11%
11%
2%
2020s
37
57%
19%
16%
3%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
7…Be7
63%
57%
▼ -5.8%
7…Bd6
11%
19%
▲ +8.0%
7…Nbd7
11%
16%
▲ +4.8%
7…c5
2%
3%
+0.3%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 6 parties Karpov, Aleksandr — 3 parties Kramnik, Vladimir — 3 parties Anand, Viswanathan — 2 parties Tal, Mikhail — 1 partie
Parties historiques
7…Be7 — 70.7% (807 parties)
1978 — Langeweg, Kick vs Ligterink, Gert — 1/2-1/2 — Amsterdam zt 1978 — Malich, Burkhard, Dr. vs Kuzmin, Gennadiy — 1/2-1/2 — Budapest HUN 1978 — Gheorghiu, Florin vs Garcia Palermo, Carlos Horacio — 1/2-1/2 — Buenos Aires ARG 1979 — Ftacnik, Lubomir vs Moehring, Guenther — 1-0 — Trnava SVK 1979 — Barczay, Laszlo vs Gonzalez Mestres, Luis — 1-0 — Barcelona ESP
7…Bd6 — 12.2% (139 parties)
1978 — Spassov, Liuben vs Ree, Hans — 1/2-1/2 — Buenos Aires ARG 1979 — Petrosian, Arshak B vs Kholmov, Ratmir D — 1/2-1/2 — USSR 1980 — ? vs Litynska, Marta — 1-0 — Vilnius LTU 1980 — Petrosian, Tigran A. vs Korchnoi, Viktor — 1/2-1/2 — Velden AUT 1980 — Nikolic, Predrag vs Renman, Nils-Gustaf — 1-0 — 24th Olympiad
7…Nbd7 — 6.7% (76 parties)
1978 — Niklasson, Christer vs Renman, Nils-Gustaf — 1/2-1/2 — Sweden 1979 — Segal, Alexandru Sorin vs Filguth, Rubens Alberto — 1-0 — Sao Paulo BRA 1979 — Barczay, Laszlo vs Ambroz, Jan — 1/2-1/2 — Trencianske Teplice SVK 1979 — Barczay, Laszlo vs Antoshin, Vladimir S — 1-0 — Sochi RUS 1980 — Chandler, Murray G vs Miranda, Marcio Marcos do Carmo — 1-0 — London ENG
7…c5 — 3.4% (39 parties)
1983 — Portisch, Lajos vs Ljubojevic, Ljubomir — 1/2-1/2 — Niksic MNE 1983 — Keller, Peter vs Jurisch, Matthias — 1-0 — CIF FT-85-400A 1984 — Hansen, Curt vs Chernin, Alexander — 1/2-1/2 — Copenhagen DEN 1984 — Tukmakov, Vladimir B vs Chernin, Alexander — 1/2-1/2 — Lvov ch-URS 1984 — Portisch, Lajos vs Tukmakov, Vladimir B — 1/2-1/2 — Tilburg NED
Karpov, Aleksandr — 3 parties
Kramnik, Vladimir — 3 parties
Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie
1978 — Malich, Burkhard, Dr. vs Kuzmin, Gennadiy — 1/2-1/2 — Budapest HUN
1978 — Gheorghiu, Florin vs Garcia Palermo, Carlos Horacio — 1/2-1/2 — Buenos Aires ARG
1979 — Ftacnik, Lubomir vs Moehring, Guenther — 1-0 — Trnava SVK
1979 — Barczay, Laszlo vs Gonzalez Mestres, Luis — 1-0 — Barcelona ESP
1979 — Petrosian, Arshak B vs Kholmov, Ratmir D — 1/2-1/2 — USSR
1980 — ? vs Litynska, Marta — 1-0 — Vilnius LTU
1980 — Petrosian, Tigran A. vs Korchnoi, Viktor — 1/2-1/2 — Velden AUT
1980 — Nikolic, Predrag vs Renman, Nils-Gustaf — 1-0 — 24th Olympiad
1979 — Segal, Alexandru Sorin vs Filguth, Rubens Alberto — 1-0 — Sao Paulo BRA
1979 — Barczay, Laszlo vs Ambroz, Jan — 1/2-1/2 — Trencianske Teplice SVK
1979 — Barczay, Laszlo vs Antoshin, Vladimir S — 1-0 — Sochi RUS
1980 — Chandler, Murray G vs Miranda, Marcio Marcos do Carmo — 1-0 — London ENG
1983 — Keller, Peter vs Jurisch, Matthias — 1-0 — CIF FT-85-400A
1984 — Hansen, Curt vs Chernin, Alexander — 1/2-1/2 — Copenhagen DEN
1984 — Tukmakov, Vladimir B vs Chernin, Alexander — 1/2-1/2 — Lvov ch-URS
1984 — Portisch, Lajos vs Tukmakov, Vladimir B — 1/2-1/2 — Tilburg NED