Ambassadeurs : Liublinsky, Victor (9x), Veinger, Itzhak (8x), Manolov, Ivan (7x), Miles, Anthony J (6x), Kristol, Luba (6x), Seirawan, Yasser (5x), Yukhtman, Yakov (4x), Hort, Vlastimil (4x)
7…Nbd7 — 20.7% (219 parties)
Ambassadeurs : Ivkov, Borislav (5x), Ost-Hansen, Jacob (5x), Nývlt, Zdenek (5x), Forintos, Gyozo V (4x), Brusiani, Angelo (3x), Wlodarczyk, Oskar (3x), Bellin, Jana M (3x), Hort, Vlastimil (2x)
7…Na6 — 11.6% (123 parties)
Ambassadeurs : Veinger, Itzhak (5x), Oganisian, Roman (3x), Johansson, Jan 1964 (2x), Maric, Alisa (2x), Maksimovic, Suzana (2x), Honfi, K. (2x), Sek, Zbigniew (2x), Kaspi, Alexander (2x)
7…a6 — 11.0% (116 parties)
Ambassadeurs : Ciocaltea, Victor (4x), Panov, Vasily (2x), Janosevic, Dragoljub (2x), Kushnir, Alla (2x), Korchnoi, Viktor (2x), Udovcic, Mijo (2x), Kristjansson, Bragi (2x), Ahlers, Kai (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
7…Ne8
7…Nbd7
7…Na6
7…a6
<1800
9
56%
22%
11%
—
1800-2200
258
48%
22%
11%
14%
2200-2600
559
54%
21%
13%
10%
2600+
11
55%
36%
9%
—
Évolution par décennie (% des parties)
Décennie
N parties
7…Ne8
7…Nbd7
7…Na6
7…a6
1920s
1
100%
—
—
—
1930s
2
50%
—
50%
—
1940s
14
86%
—
—
14%
1950s
17
65%
6%
6%
12%
1960s
53
64%
11%
11%
13%
1970s
71
49%
30%
4%
17%
1980s
97
64%
16%
12%
6%
1990s
207
60%
14%
15%
8%
2000s
256
52%
25%
12%
10%
2010s
308
48%
25%
10%
13%
2020s
30
43%
17%
23%
17%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
7…Ne8
48%
43%
▼ -4.4%
7…Nbd7
25%
17%
▼ -8.3%
7…Na6
10%
23%
▲ +13.3%
7…a6
13%
17%
▲ +3.7%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Aleksandr — 1 partie Ju, Wenjun — 1 partie
Parties historiques
7…Ne8 — 54.3% (573 parties)
1922 — Becker, Albert vs Gruenfeld, Ernst — 1-0 — Vienna AUT 1939 — Grau, Roberto G vs Czerniak, Magdalena — 1/2-1/2 — Buenos Aires ARG 1941 — Stahlberg, Gideon vs Michel, Paul — 1-0 — Buenos Aires ARG 1941 — Stahlberg, Gideon vs Acebey Michel, Veroska — 1-0 — Buenos Aires ARG 1945 — Poliak, Abram vs Simagin, Vladimir — 1-0 — Moscow RUS
7…Nbd7 — 20.7% (219 parties)
1952 — Cruz, Walter vs Engels, Ludwig — 0-1 — Rio de Janeiro BRA 1961 — Suetin, Alexey S vs Vatnikov, Josif E — 0-1 — Sochi RUS 1968 — Trincardi, Tullio vs Ghitescu, Theodor — 0-1 — Reggio Emilia ITA 1968 — Hort, Vlastimil vs Ciocaltea, Victor — 1-0 — Athens GRE 1968 — Bukic, Enver vs Janosevic, Dragoljub — 1/2-1/2 — Cateske Toplice
7…Na6 — 11.6% (123 parties)
1939 — Winter, William vs Gilchrist, Jeff — 1-0 — Aberdeen SCO 1958 — Paroulek, Vit vs Honfi, Karoly — 1-0 — CCOL3 fin-03 5861 1964 — Liptay, Laszlo Dr. vs Szilagyi, Peter — 0-1 — Budapest HUN 1965 — Shatskes, Boris A vs Sergievsky, Vladimir D — 0-1 — ? 1966 — Kluger, Gyula vs Kurtesch Laszlo — 1-0 — Budapest HUN
7…a6 — 11.0% (116 parties)
1940 — Petrov, Vladimir S. vs Panov, Vasily — 1/2-1/2 — Moscow RUS 1940 — Petrov, Vladimirs vs Panov, Vasily — 1/2-1/2 — Ch URS, Moscow RUS 1957 — Korchnoi, Viktor vs Udovcic, Mijo — 1-0 — Match \ Leningrad RUS 1957 — Korchnoi, Viktor vs Udovcic, Mijo — 1-0 — Leningrad RUS 1960 — Furman, Semyon vs Kotov, Alexander — 1-0 — Odessa UKR
Ju, Wenjun — 1 partie
1939 — Grau, Roberto G vs Czerniak, Magdalena — 1/2-1/2 — Buenos Aires ARG
1941 — Stahlberg, Gideon vs Michel, Paul — 1-0 — Buenos Aires ARG
1941 — Stahlberg, Gideon vs Acebey Michel, Veroska — 1-0 — Buenos Aires ARG
1945 — Poliak, Abram vs Simagin, Vladimir — 1-0 — Moscow RUS
1961 — Suetin, Alexey S vs Vatnikov, Josif E — 0-1 — Sochi RUS
1968 — Trincardi, Tullio vs Ghitescu, Theodor — 0-1 — Reggio Emilia ITA
1968 — Hort, Vlastimil vs Ciocaltea, Victor — 1-0 — Athens GRE
1968 — Bukic, Enver vs Janosevic, Dragoljub — 1/2-1/2 — Cateske Toplice
1958 — Paroulek, Vit vs Honfi, Karoly — 1-0 — CCOL3 fin-03 5861
1964 — Liptay, Laszlo Dr. vs Szilagyi, Peter — 0-1 — Budapest HUN
1965 — Shatskes, Boris A vs Sergievsky, Vladimir D — 0-1 — ?
1966 — Kluger, Gyula vs Kurtesch Laszlo — 1-0 — Budapest HUN
1940 — Petrov, Vladimirs vs Panov, Vasily — 1/2-1/2 — Ch URS, Moscow RUS
1957 — Korchnoi, Viktor vs Udovcic, Mijo — 1-0 — Match \ Leningrad RUS
1957 — Korchnoi, Viktor vs Udovcic, Mijo — 1-0 — Leningrad RUS
1960 — Furman, Semyon vs Kotov, Alexander — 1-0 — Odessa UKR