Ambassadeurs : Czebe, Attila (5x), Pel, Bonno (5x), Hartoch, Robert G (4x), Kireev, Aleksei (4x), Csom, Istvan (3x), Kantsler, Boris (2x), Zilberman, Nathan R (2x), Dizdar, Goran (2x)
4…c5 — 8.7% (276 parties)
Ambassadeurs : Ehlvest, Jaan (6x), Speelman, Jon S (5x), Baburin, Alexander (4x), Nikolic, Predrag (4x), Portisch, Lajos (2x), Geller, Efim P. (2x), Tseshkovsky, Vitaly (2x), Csom, Istvan (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4…Nf6
4…Nd7
4…e5
4…c5
<1800
98
43%
24%
3%
4%
1800-2200
1101
39%
21%
9%
7%
2200-2600
1728
38%
24%
12%
10%
2600+
39
41%
21%
3%
28%
Évolution par décennie (% des parties)
Décennie
N parties
4…Nf6
4…Nd7
4…e5
4…c5
1950s
2
—
50%
50%
—
1960s
36
31%
28%
14%
11%
1970s
105
45%
16%
5%
10%
1980s
174
41%
29%
8%
6%
1990s
549
40%
20%
11%
8%
2000s
691
36%
22%
9%
8%
2010s
1238
39%
23%
11%
9%
2020s
393
36%
25%
11%
10%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4…Nf6
39%
36%
▼ -3.2%
4…Nd7
23%
25%
▲ +2.0%
4…e5
11%
11%
-0.0%
4…c5
9%
10%
▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties Kasparov, Garry — 1 partie Ju, Wenjun — 1 partie Hou, Yifan — 1 partie Ding, Liren — 1 partie
Parties historiques
4…Nf6 — 38.4% (1223 parties)
1964 — Carvajal Montoya, Juan Camilo vs Ganguly, Surya Shekhar — 1/2-1/2 — Tel Aviv ISR 1964 — Scholes, James Edward vs Advika Pari — 0-1 — Whitby 1965 — Barczay, Laszlo vs Koberl, Ferenc — 1-0 — Budapest HUN 1966 — Varnusz, Egon vs Anay Barche — 1/2-1/2 — HUN 1967 — Whiteley, Andrew Jonathan vs Littlewood, Norman — 1/2-1/2 — Oxford ch-BCF
4…Nd7 — 22.9% (730 parties)
1952 — Holten, H. vs Van Bockel, H. — 1-0 — NED 1963 — ? vs Lazarev, Efim M. — 1-0 — Kiev UKR 1963 — Ames, D. vs Curdo, John — 0-1 — Boston, MA USA 1964 — Liberzon, Vladimir M vs Murey, Jacob — 1-0 — URS Spartakiad 1968 — Whiteley, Andrew Jonathan vs Lee, Peter N — 1/2-1/2 — Southend
4…e5 — 10.1% (323 parties)
1956 — Korchnoi, Viktor vs Gufeld, Eduard — 1-0 — Tbilisi GEO 1962 — Udovcic, Mijo vs Ugrinovic, Dragan — 1-0 — Skopje ch17-YUG 1963 — Fuster, Geza vs Hirsch, Robert — 1-0 — Canada 1964 — Rinder, Gerd vs Weise, Dieter — 0-1 — Solingen GER 1966 — Doda, Zbigniew vs Bednarski, Jacek — 1/2-1/2 — Polanica Zdroj POL
4…c5 — 8.7% (276 parties)
1964 — Kolarov, Atanas Stefanov vs Orev, Petar — 1-0 — Sofia BUL 1968 — O'Kelly de Galway, Alberic vs Szabo, Laszlo — 0-1 — Solingen GER 1968 — Osnos, Viatcheslav vs Vasiukov, Evgeni — 1-0 — Alma Ata ch-URS 1968 — Ivkov, Borislav vs Bak, Istvan — 1/2-1/2 — Amsterdam NED 1970 — Radashkovich, Itchak vs Alster, Ladislav — 1-0 — Leningrad RUS
Kasparov, Garry — 1 partie
Ju, Wenjun — 1 partie
Hou, Yifan — 1 partie
Ding, Liren — 1 partie
1964 — Scholes, James Edward vs Advika Pari — 0-1 — Whitby
1965 — Barczay, Laszlo vs Koberl, Ferenc — 1-0 — Budapest HUN
1966 — Varnusz, Egon vs Anay Barche — 1/2-1/2 — HUN
1967 — Whiteley, Andrew Jonathan vs Littlewood, Norman — 1/2-1/2 — Oxford ch-BCF
1963 — ? vs Lazarev, Efim M. — 1-0 — Kiev UKR
1963 — Ames, D. vs Curdo, John — 0-1 — Boston, MA USA
1964 — Liberzon, Vladimir M vs Murey, Jacob — 1-0 — URS Spartakiad
1968 — Whiteley, Andrew Jonathan vs Lee, Peter N — 1/2-1/2 — Southend
1962 — Udovcic, Mijo vs Ugrinovic, Dragan — 1-0 — Skopje ch17-YUG
1963 — Fuster, Geza vs Hirsch, Robert — 1-0 — Canada
1964 — Rinder, Gerd vs Weise, Dieter — 0-1 — Solingen GER
1966 — Doda, Zbigniew vs Bednarski, Jacek — 1/2-1/2 — Polanica Zdroj POL
1968 — O'Kelly de Galway, Alberic vs Szabo, Laszlo — 0-1 — Solingen GER
1968 — Osnos, Viatcheslav vs Vasiukov, Evgeni — 1-0 — Alma Ata ch-URS
1968 — Ivkov, Borislav vs Bak, Istvan — 1/2-1/2 — Amsterdam NED
1970 — Radashkovich, Itchak vs Alster, Ladislav — 1-0 — Leningrad RUS