Ambassadeurs : Struzka, Vlastimil (35x), Stern, Andrei R (18x), Lucena Cifré, Rafael José (18x), Schaufelberger, Heinz (15x), Bass, Stanley (13x), Schmidt, Roland (13x), Nittschalk, Karl (8x), Stern, Rene (8x)
4…b6 — 17.0% (1041 parties)
Ambassadeurs : Struzka, Vlastimil (9x), Stern, Andrei R (8x), Schmidt, Roland (7x), Astengo, Marcello (4x), Nestorovic, Lazar (4x), Loik, Galina (4x), Ardila, Oscar Humberto (4x), Hafner, Robert (3x)
4…c5 — 14.0% (854 parties)
Ambassadeurs : Schmidek, Emil (5x), Lucena Cifré, Rafael José (5x), Bousios, Hristos (4x), Ma, Lin (4x), Maki-Uuro, Miikka (3x), Helms, Sven (3x), Bass, Stanley (3x), Scheipl, Ralf (2x)
4…d5 — 13.1% (803 parties)
Ambassadeurs : Macskasy, Elod (3x), Dejkalo, Stefan (3x), Sax, Gyula (3x), Schmidt, Roland (3x), Al Husari, Zita Fatima (2x), Kuettner, Uwe (2x), Rellstab, Ludwig (2x), Djuric, Stefan (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4…O-O
4…b6
4…c5
4…d5
<1800
966
49%
19%
14%
11%
1800-2200
2477
50%
20%
13%
12%
2200-2600
1060
58%
14%
11%
15%
2600+
21
67%
10%
5%
19%
Évolution par décennie (% des parties)
Décennie
N parties
4…O-O
4…b6
4…c5
4…d5
1950s
39
41%
3%
15%
36%
1960s
50
44%
10%
24%
20%
1970s
82
55%
5%
18%
17%
1980s
196
51%
11%
17%
19%
1990s
947
45%
12%
19%
15%
2000s
1710
47%
19%
14%
13%
2010s
2135
53%
19%
11%
12%
2020s
953
56%
16%
13%
11%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4…O-O
53%
56%
▲ +3.1%
4…b6
19%
16%
▼ -3.2%
4…c5
11%
13%
▲ +2.0%
4…d5
12%
11%
-0.4%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 3 parties
Parties historiques
4…O-O — 50.4% (3081 parties)
1950 — Demogue vs Zielinski, Marek — 1-0 — cr ch FRA 1950 — Agustsson, Gudmundur vs Gilfer, Eggert — 1-0 — Reykjavik ISL 1950 — Tartakower, Savielly vs Barden, Leonard — 1-0 — Southsea 1950 — Tartakower, Savielly vs Barden, Leonard — 1-0 — Southsea ENG 1951 — Hohnhaus, W. vs Hoffmann Bruno — 1/2-1/2 — Minden
4…b6 — 17.0% (1041 parties)
1954 — Urbanec, Karel vs Blatny, Frantisek — 1/2-1/2 — Prague CZE 1963 — Macskasy, Elod vs Schulman, Mark — 1-0 — Winnipeg CAN 1966 — Stibaner, Ottilie vs Blagojevic, Katarina — 0-1 — Oberhausen 1967 — Contreras Daza, Victor Samuel vs Castelli, Raul A — 1/2-1/2 — Buenos Aires VC-ch 1967 — Antropova, Olga vs Goldman, Grant L — 0-1 — Moscow RUS
4…c5 — 14.0% (854 parties)
1953 — Korning, Peter vs Poulsen, Christian — 0-1 — Horsens 1957 — Scheipl, Ralf vs Jaeger, Willy — 1-0 — Bad Neuenahr GER 1957 — Scheipl, Ralf vs Jaeger, Walter — 1-0 — Bad Neuenahr GER 1957 — Kuettner, Uwe vs Wisliceny, Juergen, Dr. — 1/2-1/2 — Ruhla 1957 — Flad, Guenther vs Jaeger, Willy — 1-0 — Bad Neuenahr GER
4…d5 — 13.1% (803 parties)
1950 — Boulachanis, John vs Rellstab, Ludwig — 0-1 — ? 1950 — Boulahanis, Ioannis vs Rellstab, Ludwig — 0-1 — Dubrovnik CRO 1950 — Phillips , Timothy Reuben vs Tobin, Bryan — 1-0 — Los Angeles, CA USA 1951 — Tartakower, Savielly vs Broadbent, Reginald — 1/2-1/2 — Birmingham ENG 1951 — Hohnhaus, W. vs Illgen, Hans — 1/2-1/2 — Minden
1950 — Agustsson, Gudmundur vs Gilfer, Eggert — 1-0 — Reykjavik ISL
1950 — Tartakower, Savielly vs Barden, Leonard — 1-0 — Southsea
1950 — Tartakower, Savielly vs Barden, Leonard — 1-0 — Southsea ENG
1951 — Hohnhaus, W. vs Hoffmann Bruno — 1/2-1/2 — Minden
1963 — Macskasy, Elod vs Schulman, Mark — 1-0 — Winnipeg CAN
1966 — Stibaner, Ottilie vs Blagojevic, Katarina — 0-1 — Oberhausen
1967 — Contreras Daza, Victor Samuel vs Castelli, Raul A — 1/2-1/2 — Buenos Aires VC-ch
1967 — Antropova, Olga vs Goldman, Grant L — 0-1 — Moscow RUS
1957 — Scheipl, Ralf vs Jaeger, Willy — 1-0 — Bad Neuenahr GER
1957 — Scheipl, Ralf vs Jaeger, Walter — 1-0 — Bad Neuenahr GER
1957 — Kuettner, Uwe vs Wisliceny, Juergen, Dr. — 1/2-1/2 — Ruhla
1957 — Flad, Guenther vs Jaeger, Willy — 1-0 — Bad Neuenahr GER
1950 — Boulahanis, Ioannis vs Rellstab, Ludwig — 0-1 — Dubrovnik CRO
1950 — Phillips , Timothy Reuben vs Tobin, Bryan — 1-0 — Los Angeles, CA USA
1951 — Tartakower, Savielly vs Broadbent, Reginald — 1/2-1/2 — Birmingham ENG
1951 — Hohnhaus, W. vs Illgen, Hans — 1/2-1/2 — Minden