Ambassadeurs : Rozentalis, Eduardas (35x), Pogorelov, Ruslan (28x), Uhlmann, Wolfgang (24x), Korchnoi, Viktor (21x), Kramnik, Vladimir (19x), Timman, Jan H (18x), Drasko, Milan (18x), Kholmov, Ratmir D (15x)
4…c5 — 21.9% (959 parties)
Ambassadeurs : Romanishin, Oleg M (36x), Uhlmann, Wolfgang (9x), Naiditsch, Arkadij (9x), Balashov, Yuri (7x), Csom, Istvan (7x), Cebalo, Miso (6x), Illescas Cordoba, Miguel (6x), Shchekachev, Andrei (6x)
4…b6 — 7.4% (325 parties)
Ambassadeurs : Nestorovic, Katarina (5x), Dr. Beckhuis, Gernod (3x), Milos, Gilberto (3x), Vul, Arkadi Eremeevich (3x), Sunye Neto, Jaime (2x), Swoboda, Ernst (2x), Gheorghiu, Florin (2x), Garcia Palermo, Carlos Horacio (2x)
4…d5 — 3.0% (131 parties)
Ambassadeurs : Eingorn, Vereslav S (2x), Dambrauskas, Virginijus (2x), Stips, Felix (2x), Can, Isik (2x), Pachman, Ludek (1x), Polugaevsky, Lev (1x), Mueller von Blumencron, Heiko (1x), Fracke (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4…O-O
4…c5
4…b6
4…d5
<1800
40
60%
12%
10%
8%
1800-2200
645
64%
14%
11%
4%
2200-2600
3062
62%
23%
7%
3%
2600+
225
69%
24%
4%
1%
Évolution par décennie (% des parties)
Décennie
N parties
4…O-O
4…c5
4…b6
4…d5
1920s
2
—
100%
—
—
1940s
3
67%
—
—
—
1950s
9
44%
33%
—
—
1960s
36
50%
42%
—
3%
1970s
207
47%
40%
5%
4%
1980s
352
65%
21%
9%
3%
1990s
682
62%
23%
9%
3%
2000s
1401
63%
20%
9%
2%
2010s
1363
63%
21%
6%
3%
2020s
323
63%
19%
4%
6%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4…O-O
63%
63%
▼ -0.9%
4…c5
21%
19%
▼ -2.4%
4…b6
6%
4%
▼ -1.9%
4…d5
3%
6%
▲ +2.9%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 10 parties Anand, Viswanathan — 9 parties Karpov, Anatoly — 9 parties Tal, Mikhail — 8 parties Karpov, Aleksandr — 8 parties Kasparov, Garry — 6 parties Hou, Yifan — 5 parties Smyslov, Vladimir — 4 parties Carlsen, Magnus — 4 parties Alekhine, Alexander — 1 partie Euwe, Max — 1 partie Botvinnik, Mikhail — 1 partie
Parties historiques
4…O-O — 62.3% (2729 parties)
1947 — De Souza Mendes, Joao vs De Freitas, Marcio Elisio — 1/2-1/2 — Porto Alegre 1949 — Chekhover, Vitaly vs Sokolsky, Alexey — 1/2-1/2 — Vilnius LTU 1950 — Steinmeyer, Robert vs Byrne, Robert E — 1/2-1/2 — New York ch USA 1954 — Grob, Henry vs Nievergelt, Erwin — 1-0 — Zurich SUI 1956 — Sherwin, James T vs Day, Fabian — 1-0 — Oklahoma City, OK USA
4…c5 — 21.9% (959 parties)
1927 — Bogoljubow, Efim vs Ahues, Carl — 1/2-1/2 — Berlin GER 1927 — Kmoch, Hans vs Alekhine, Alexander — 1/2-1/2 — Kecskemet I 1952 — German, Eugenio vs Vasconcellos, Fernando O — 1/2-1/2 — Sao Paulo BRA 1954 — Trifunovic, Petar vs Nievergelt, Erwin — 0-1 — Zurich SUI 1956 — Sherwin, James T vs Morrell, Phil W — 1-0 — Oklahoma City, OK USA
4…b6 — 7.4% (325 parties)
1970 — Polugaevsky, Lev vs Ghitescu, Theodor — 1/2-1/2 — Siegen olm 1976 — Butnorius, Algimantas vs Zhemajitis, G — 1-0 — Kaunas 1977 — Cummings, David H. vs Fernandez Williams, Horacio Andres — 1/2-1/2 — Brighton ch-BCF 1977 — De Roode, Peter vs Van der Wiel, John T.H. — 0-1 — Rotterdam NED 1978 — Cornelius, Paul vs De Firmian, Nick — 1/2-1/2 — San Francisco, CA USA
4…d5 — 3.0% (131 parties)
1962 — Pachman, Ludek vs Polugaevsky, Lev — 1-0 — Havana CUB 1973 — Malich, Burkhard, Dr. vs Liebert, Heinz — 1/2-1/2 — Halle/Saale 1973 — Furman, Slavomir vs Makarichev, Sergey — 1/2-1/2 — Tbilisi GEO 1975 — Gheorghiu, Florin vs Lombardy, William J — 1/2-1/2 — Teesside ENG 1978 — Olivera, Horacio vs Link, Hugo E. — 1-0 — Clarin-B Buenos Aires ARG
Anand, Viswanathan — 9 parties
Karpov, Anatoly — 9 parties
Tal, Mikhail — 8 parties
Karpov, Aleksandr — 8 parties
Kasparov, Garry — 6 parties
Hou, Yifan — 5 parties
Smyslov, Vladimir — 4 parties
Carlsen, Magnus — 4 parties
Alekhine, Alexander — 1 partie
Euwe, Max — 1 partie
Botvinnik, Mikhail — 1 partie
1949 — Chekhover, Vitaly vs Sokolsky, Alexey — 1/2-1/2 — Vilnius LTU
1950 — Steinmeyer, Robert vs Byrne, Robert E — 1/2-1/2 — New York ch USA
1954 — Grob, Henry vs Nievergelt, Erwin — 1-0 — Zurich SUI
1956 — Sherwin, James T vs Day, Fabian — 1-0 — Oklahoma City, OK USA
1927 — Kmoch, Hans vs Alekhine, Alexander — 1/2-1/2 — Kecskemet I
1952 — German, Eugenio vs Vasconcellos, Fernando O — 1/2-1/2 — Sao Paulo BRA
1954 — Trifunovic, Petar vs Nievergelt, Erwin — 0-1 — Zurich SUI
1956 — Sherwin, James T vs Morrell, Phil W — 1-0 — Oklahoma City, OK USA
1976 — Butnorius, Algimantas vs Zhemajitis, G — 1-0 — Kaunas
1977 — Cummings, David H. vs Fernandez Williams, Horacio Andres — 1/2-1/2 — Brighton ch-BCF
1977 — De Roode, Peter vs Van der Wiel, John T.H. — 0-1 — Rotterdam NED
1978 — Cornelius, Paul vs De Firmian, Nick — 1/2-1/2 — San Francisco, CA USA
1973 — Malich, Burkhard, Dr. vs Liebert, Heinz — 1/2-1/2 — Halle/Saale
1973 — Furman, Slavomir vs Makarichev, Sergey — 1/2-1/2 — Tbilisi GEO
1975 — Gheorghiu, Florin vs Lombardy, William J — 1/2-1/2 — Teesside ENG
1978 — Olivera, Horacio vs Link, Hugo E. — 1-0 — Clarin-B Buenos Aires ARG