Ambassadeurs : Czebe, Attila (8x), Pel, Bonno (5x), Hartoch, Robert G (4x), Kireev, Aleksei (4x), Csom, Istvan (3x), Smejkal, Jakub (3x), Mchedlishvili, Mikheil (3x), Kantsler, Boris (2x)
4…c5 — 8.8% (269 parties)
Ambassadeurs : Speelman, Jon S (5x), Baburin, Alexander (5x), Nikolic, Predrag (4x), Ehlvest, Jaan (4x), Portisch, Lajos (2x), Geller, Efim P. (2x), Csom, Istvan (2x), Tseshkovsky, Vitaly (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
36
42%
28%
—
8%
1800-2200
930
39%
22%
8%
7%
2200-2600
1741
38%
24%
13%
10%
2600+
42
40%
19%
7%
26%
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
173
42%
29%
9%
6%
1990s
548
40%
20%
11%
8%
2000s
689
37%
22%
9%
8%
2010s
1226
39%
23%
11%
9%
2020s
287
36%
25%
12%
11%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4…Nf6
39%
36%
▼ -3.1%
4…Nd7
23%
25%
▲ +2.2%
4…e5
11%
12%
▲ +0.8%
4…c5
9%
11%
▲ +2.5%
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 — 38.6% (1182 parties)
1964 — Carvajal Carvajal, Juan vs Shekhar, Ganguly Surya — 1/2-1/2 — Tel Aviv ISR 1964 — Scholes, James Edward vs Parr, David — 0-1 — Whitby 1965 — Barczay, Laszlo vs Koberl, Ferenc — 1-0 — Budapest HUN 1966 — Varnusz, Egon vs Barcza, Gedeon — 1/2-1/2 — HUN 1967 — Perrone, Romulo vs De Souza, Airton Ferreira — 0-1 — Sao Paulo BRA
4…Nd7 — 22.6% (693 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 — Baikov, Vladimir A vs Titenko, Vladimir F — 1-0 — Moscow RUS
4…e5 — 10.3% (315 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 — 8.8% (269 parties)
1964 — Kolarov, Atanas Stefanov vs Orev, Petar — 1-0 — Sofia BUL 1968 — O'Kelly de Galway, Alberic vs Aczel Szabo, Janos — 0-1 — Solingen GER 1968 — Ivkov, Borislav vs Bilek, Istvan — 1/2-1/2 — Amsterdam NED 1968 — Osnos, Viatcheslav vs Vasiukov, Evgeni — 1-0 — Alma Ata ch-URS 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 Parr, David — 0-1 — Whitby
1965 — Barczay, Laszlo vs Koberl, Ferenc — 1-0 — Budapest HUN
1966 — Varnusz, Egon vs Barcza, Gedeon — 1/2-1/2 — HUN
1967 — Perrone, Romulo vs De Souza, Airton Ferreira — 0-1 — Sao Paulo BRA
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 — Baikov, Vladimir A vs Titenko, Vladimir F — 1-0 — Moscow RUS
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 Aczel Szabo, Janos — 0-1 — Solingen GER
1968 — Ivkov, Borislav vs Bilek, Istvan — 1/2-1/2 — Amsterdam NED
1968 — Osnos, Viatcheslav vs Vasiukov, Evgeni — 1-0 — Alma Ata ch-URS
1970 — Radashkovich, Itchak vs Alster, Ladislav — 1-0 — Leningrad RUS