Ambassadeurs : Romanishin, Oleg M (19x), Davies, Nigel R (6x), Zapata, Alonso (6x), Sapis, Witalis (6x), Gruenfeld, Yehuda (6x), Pfleger, Helmut, Dr. (4x), Burmakin, Vladimir (4x), Nunn, John D M (4x)
9…Bd7 — 9.3% (105 parties)
Ambassadeurs : Gheorghiu, Florin (2x), Rapaka Samuel Paul (2x), Strenzwilk, Denis (2x), Istratescu, Andrei (2x), Bruemmer, Ullrich (1x), Hartmann, Klaus (1x), Norby, Peter H. (1x), Petersen, Finn (1x)
9…e5 — 1.4% (16 parties)
Ambassadeurs : Seppanen, Asko (1x), Nissinen, Marko (1x), Lisanti, Andre (1x), Justen, Detlef, Dr. (1x), Bee, Marcus (1x), Quast, Michael (1x), Corrales Azana, Francisco (1x), Larios Crespo, Manuel (1x)
9…Bf5 — 1.3% (15 parties)
Ambassadeurs : Chemes, Luis (1x), Schweber, Samuel (1x), Cooper, David M (1x), Sutherland, John A (1x), Murara, Maxence (1x), Baules Rodriguez, Jorge Luis (1x), Raffalt, Manfred (1x), Krenek, Markus (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9…b5
9…Bd7
9…e5
9…Bf5
<1800
35
83%
14%
—
—
1800-2200
363
77%
13%
2%
2%
2200-2600
610
87%
8%
1%
1%
2600+
16
94%
6%
—
—
Évolution par décennie (% des parties)
Décennie
N parties
9…b5
9…Bd7
9…e5
9…Bf5
1950s
17
82%
12%
—
—
1960s
16
75%
19%
—
6%
1970s
56
89%
9%
—
—
1980s
112
95%
3%
—
—
1990s
204
82%
10%
2%
0%
2000s
220
80%
8%
4%
2%
2010s
423
83%
10%
0%
2%
2020s
75
83%
12%
1%
3%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9…b5
83%
83%
-0.1%
9…Bd7
10%
12%
▲ +1.6%
9…e5
0%
1%
▲ +1.1%
9…Bf5
2%
3%
▲ +1.0%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 3 parties
Parties historiques
9…b5 — 83.6% (939 parties)
1955 — Wexler, Francisco vs Idigoras Guisasola, Gregorio — 1-0 — Buenos Aires ARG 1956 — Evans, Larry vs Richardson, Keith B — 1-0 — Montreal CAN 1956 — Ali, Zak vs Korchnoi, Viktor — 0-1 — Poltava 1957 — Cruz Ccori Wenner vs Madeira de Lei, M. — 0-1 — Rio de Janeiro BRA 1957 — Koginov, V. vs Byvshev, Vasily — 0-1 — Leningrad RUS
9…Bd7 — 9.3% (105 parties)
1956 — Byvshev, Vasily vs Spassky, Boris Vasily — 1/2-1/2 — Leningrad ch-URS 1957 — Bruemmer, Ullrich vs Hartmann, Klaus — 1/2-1/2 — Zittau 1966 — Kolarov, Atanas S. vs Gheorghiu, Florin — 0-1 — Bucharest Bucharest ROM 1966 — Soos, Bela vs Partos, Charles — 1/2-1/2 — Bucharest ROU 1968 — Norby, Peter H. vs Petersen, Finn — 1/2-1/2 — Copenhagen ch-DEN
9…e5 — 1.4% (16 parties)
1990 — Seppanen, Asko vs Nissinen, Marko — 1/2-1/2 — Helsinki HOSK 1990 — Bee, Marcus vs Quast, Michael — 1/2-1/2 — GER 1990 — Kauko, Pekka vs Hakaniemi, Pauli — 1-0 — Tampere Hervanta 1994 — Corrales Azana, Francisco vs Larios Crespo, Manuel — 1-0 — Albacete ESP 1999 — Lisanti, Andre vs Justen, Detlef, Dr. — 1-0 — Woerrstadt
9…Bf5 — 1.3% (15 parties)
1969 — Chemes, Luis vs Schweber, Samuel — 0-1 — Buenos Aires ARG 1992 — Cooper, David M vs Sutherland, John A — 0-1 — New Zeeland 2004 — Murara, Maxence vs Baules Rodriguez, Jorge Luis — 0-1 — Calvia ESP 2004 — Raffalt, Manfred vs Krenek, Markus — 1/2-1/2 — Hartberg AUT 2007 — Pisarenko, Oleg vs Kudriashov, Anatoli — 0-1 — Uljanovsk
1956 — Evans, Larry vs Richardson, Keith B — 1-0 — Montreal CAN
1956 — Ali, Zak vs Korchnoi, Viktor — 0-1 — Poltava
1957 — Cruz Ccori Wenner vs Madeira de Lei, M. — 0-1 — Rio de Janeiro BRA
1957 — Koginov, V. vs Byvshev, Vasily — 0-1 — Leningrad RUS
1957 — Bruemmer, Ullrich vs Hartmann, Klaus — 1/2-1/2 — Zittau
1966 — Kolarov, Atanas S. vs Gheorghiu, Florin — 0-1 — Bucharest Bucharest ROM
1966 — Soos, Bela vs Partos, Charles — 1/2-1/2 — Bucharest ROU
1968 — Norby, Peter H. vs Petersen, Finn — 1/2-1/2 — Copenhagen ch-DEN
1990 — Bee, Marcus vs Quast, Michael — 1/2-1/2 — GER
1990 — Kauko, Pekka vs Hakaniemi, Pauli — 1-0 — Tampere Hervanta
1994 — Corrales Azana, Francisco vs Larios Crespo, Manuel — 1-0 — Albacete ESP
1999 — Lisanti, Andre vs Justen, Detlef, Dr. — 1-0 — Woerrstadt
1992 — Cooper, David M vs Sutherland, John A — 0-1 — New Zeeland
2004 — Murara, Maxence vs Baules Rodriguez, Jorge Luis — 0-1 — Calvia ESP
2004 — Raffalt, Manfred vs Krenek, Markus — 1/2-1/2 — Hartberg AUT
2007 — Pisarenko, Oleg vs Kudriashov, Anatoli — 0-1 — Uljanovsk