Ambassadeurs : Gavrikov, Viktor (11x), Podgaets, Mikhail (10x), Pigusov, Evgeny (8x), Szmetan, Jorge (8x), Ftacnik, Lubomir (8x), Vukic, Milan (7x), Reefschlaeger, Helmut, Dr. (7x), Kirov, Nino (6x)
9…a5 — 5.2% (317 parties)
Ambassadeurs : Olafsson, Fridrik (6x), Korchnoi, Viktor (4x), Suetin, Alexey S (3x), Honfi, Karoly (3x), Akhilbay, Imangali (3x), Arulaid, Alexander (2x), Bolbochan, Jacobo (2x), Lengyel, Levente (2x)
9…Bg4 — 1.9% (114 parties)
Ambassadeurs : Fuchs, Reinhart (1x), Koch, Berthold (1x), Csom, Istvan (1x), Honfi, Karoly (1x), Cardon, Helmut (1x), Bezsilko, Philippe (1x), Brinck-Claussen, Bjorn (1x), Pedersen, Karl (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9…Re8
9…e5
9…a5
9…Bg4
<1800
163
63%
20%
3%
5%
1800-2200
1684
63%
23%
6%
3%
2200-2600
3712
68%
23%
5%
1%
2600+
258
90%
5%
3%
—
Évolution par décennie (% des parties)
Décennie
N parties
9…Re8
9…e5
9…a5
9…Bg4
1950s
19
—
5%
89%
5%
1960s
23
26%
22%
39%
4%
1970s
170
22%
59%
11%
3%
1980s
355
25%
66%
4%
2%
1990s
625
46%
46%
2%
2%
2000s
1093
62%
29%
3%
2%
2010s
3223
78%
12%
5%
2%
2020s
646
69%
16%
11%
2%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9…Re8
78%
69%
▼ -9.1%
9…e5
12%
16%
▲ +3.8%
9…a5
5%
11%
▲ +6.0%
9…Bg4
2%
2%
-0.4%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties Karpov, Anatoly — 6 parties Ju, Wenjun — 4 parties Carlsen, Magnus — 4 parties Tal, Mikhail — 3 parties Anand, Viswanathan — 3 parties Ding, Liren — 2 parties Hou, Yifan — 2 parties Smyslov, Vladimir — 1 partie Kramnik, Vladimir — 1 partie Gukesh D — 1 partie
Parties historiques
9…Re8 — 65.8% (4052 parties)
1965 — Pomar, Humberto vs Hort, Vlastimil — 0-1 — Marianske Lazne 1965 — Kholmov, Ratmir D vs Jimenez Zerquera, Eleazar — 1-0 — Havana CUB 1965 — Kavalek, Lubomir vs Hort, Vlastimil — 0-1 — Marianske Lazne 1966 — Janata, Michael vs Kubicek, Antonin — 1-0 — Harrachov 1969 — Korchnoi, Viktor vs Hort, Vlastimil — 1/2-1/2 — Luhacovice CZE
9…e5 — 23.2% (1428 parties)
1953 — Abigail Wanjiru Green vs Cook, Patrick — 1-0 — Hastings ch-BCF 1962 — Kozma, Julius vs Kopriva, Jiri — 1-0 — Sternberk 1962 — Lengyel, Levente vs Fazekas, Stephan — 1-0 — Kecskemet HUN 1967 — Potter, Brian vs Hill, Alan — 1/2-1/2 — ? 1967 — Aliyev, Turan vs Zilberberg, Alik — 1/2-1/2 — USSR ch-08 6768
9…a5 — 5.2% (317 parties)
1950 — Kasparian Genrikh vs Suetin, Alexey S — 0-1 — Ch URS (1/2 final), Tula RUS 1950 — Foltys, Jan vs Neikirkh, Oleg — 1-0 — CSR-BUL Prague CZE 1951 — Tramoyeres, Ramon vs Toran Albero, Roman — 1/2-1/2 — Madrid ESP 1952 — Mikenas, Vladas vs Chaplinsky, Edgar — 1-0 — Riga LAT 1953 — Cuellar Gacharna, Miguel vs Bolbochan, Jacobo — 1/2-1/2 — Mar del Plata ARG
9…Bg4 — 1.9% (114 parties)
1955 — Fuchs, Reinhart vs Koch, Berthold — 1/2-1/2 — Zwickau 1965 — Csom, Istvan vs Honfi, Karoly — 1/2-1/2 — Budapest HUN 1971 — Brinck-Claussen, Bjorn vs Pedersen, Karl — 1/2-1/2 — Hjoerring 1971 — Smejkal, Jan vs Planinec, Albin — 1-0 — Yugoslavia 1976 — Spassov, Liuben vs Radev Iordanov, Nikolay — 1-0 — Pernik
Karpov, Anatoly — 6 parties
Ju, Wenjun — 4 parties
Carlsen, Magnus — 4 parties
Tal, Mikhail — 3 parties
Anand, Viswanathan — 3 parties
Ding, Liren — 2 parties
Hou, Yifan — 2 parties
Smyslov, Vladimir — 1 partie
Kramnik, Vladimir — 1 partie
Gukesh D — 1 partie
1965 — Kholmov, Ratmir D vs Jimenez Zerquera, Eleazar — 1-0 — Havana CUB
1965 — Kavalek, Lubomir vs Hort, Vlastimil — 0-1 — Marianske Lazne
1966 — Janata, Michael vs Kubicek, Antonin — 1-0 — Harrachov
1969 — Korchnoi, Viktor vs Hort, Vlastimil — 1/2-1/2 — Luhacovice CZE
1962 — Kozma, Julius vs Kopriva, Jiri — 1-0 — Sternberk
1962 — Lengyel, Levente vs Fazekas, Stephan — 1-0 — Kecskemet HUN
1967 — Potter, Brian vs Hill, Alan — 1/2-1/2 — ?
1967 — Aliyev, Turan vs Zilberberg, Alik — 1/2-1/2 — USSR ch-08 6768
1950 — Foltys, Jan vs Neikirkh, Oleg — 1-0 — CSR-BUL Prague CZE
1951 — Tramoyeres, Ramon vs Toran Albero, Roman — 1/2-1/2 — Madrid ESP
1952 — Mikenas, Vladas vs Chaplinsky, Edgar — 1-0 — Riga LAT
1953 — Cuellar Gacharna, Miguel vs Bolbochan, Jacobo — 1/2-1/2 — Mar del Plata ARG
1965 — Csom, Istvan vs Honfi, Karoly — 1/2-1/2 — Budapest HUN
1971 — Brinck-Claussen, Bjorn vs Pedersen, Karl — 1/2-1/2 — Hjoerring
1971 — Smejkal, Jan vs Planinec, Albin — 1-0 — Yugoslavia
1976 — Spassov, Liuben vs Radev Iordanov, Nikolay — 1-0 — Pernik