B23g — Closed (1900)
1.e4 c5 2.Nc3 e6 3.f4
Les coups candidats
3…d5 — 40.8% (3763 parties)
Ambassadeurs : Nogrady, Vilmos (12x), Wippermann, Till (11x), Lazic, Miroljub (8x), Weeramantry, Sunil (7x), Szell, Lajos (6x), Boronyak, Arpad (6x), Szonyi, Kata (5x), Feichter, Clemens (5x)
Ambassadeurs : Chaves, Joara (6x), Pessi, Emil-George (5x), Zatulovskaya, Tatiana (4x), Vladimirova, Diana (4x), Kosten, Anthony C. (3x), Izsak, Gyula (3x), Kruppa, Yuri (3x), Weiss, Hans (3x)
3…a6 — 18.4% (1699 parties)
Ambassadeurs : Chaves, Joara (8x), Wong, Yinn Long (6x), Jackson, Oliver A (6x), Petraki, Maria (5x), Guo, Edward (5x), Terao, Juliana Sayumi (5x), Bildt, Maximilian (5x), Osborne, DC. (3x)
3…d6 — 4.0% (373 parties)
Ambassadeurs : Fuad Kamel Jamaliah, Natalie (4x), Wynarczyk, Raymond (3x), Zarkovic, Mila (3x), Donko, Matyas (2x), Dankert, Peter (2x), Maahs, Erich (2x), Szell, Lajos (2x), Kuspiel, Manfred (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…d5 3…Nc6 3…a6 3…d6
<1800 1159 33% 36% 19% 6%
1800-2200 4952 40% 32% 19% 4%
2200-2600 2125 50% 27% 19% 2%
2600+ 21 48% 33% 19%
Évolution par décennie (% des parties)
Décennie N parties 3…d5 3…Nc6 3…a6 3…d6
1950s 4 75% 25%
1960s 20 40% 35% 10%
1970s 98 36% 49% 6% 2%
1980s 178 46% 34% 12% 4%
1990s 1260 48% 31% 11% 4%
2000s 2956 42% 31% 18% 4%
2010s 3689 36% 32% 23% 4%
2020s 1014 46% 30% 18% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…d5 36% 46% ▲ +10.0%
3…Nc6 32% 30% ▼ -1.8%
3…a6 23% 18% ▼ -4.3%
3…d6 4% 2% ▼ -2.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie
Parties historiques
3…d5 — 40.8% (3763 parties)
1954 — Nielsen, E Verner vs Conrad, Norman — 1-0 — Copenhagen DEN
1957 — Chistiakov, Alexander vs Khasin, Abram — 1-0 — Kiev UKR
1958 — Zinn, Lothar vs Zirngibl, Albert — 1/2-1/2 — GDR-ch Schkopau GER
1961 — Zinn, Lothar vs Zirngibl, Albert — 1-0 — GDR-ch Premnitz GER
1962 — Kinnmark, Ove vs Skold, Kristian — 0-1 — Sweden
3…Nc6 — 31.7% (2919 parties)
1958 — Zinn, Lothar vs Keller-Hermann, Edith — 1-0 — GDR-ch Schkopau GER
1961 — Zinn, Lothar vs Minev, Nikolay N — 0-1 — Warschau IT
1964 — Zajicek, Jaroslav vs Goeth, Jiri — 0-1 — Prague CZE
1966 — Pedersen, Eigil vs Norby, Peter H. — 1/2-1/2 — Aarhus DEN
1967 — Anagnostopoulos, Konstantinos vs Sellas, Vasilios — 1-0 — Athens GRE
3…a6 — 18.4% (1699 parties)
1960 — Liebert, Heinz vs Lengyel, Levente — 1-0 — It Bad Salzungen GER
1961 — Zinn, Lothar vs Kanko, Ilkka — 1-0 — Helsinki FIN
1972 — Shampai vs Ashid, Tsetseg-Ulzii — 1-0 — ?
1974 — Ghinda, Mihail-Viorel vs Illijin, Neboisa — 0-1 — Bucharest ROU
1977 — Pietruske, Siegfried vs Altrichter, Siegfried — 0-1 — ?
3…d6 — 4.0% (373 parties)
1976 — Casper, Thomas vs Hesse, Peter — 1/2-1/2 — DDR-ch 25th Groeditz
1978 — Kretschmer, Helmut vs Krabbe, Wolf-Dieter — 1-0 — corr DDR-M/597
1982 — Nuenchert, Eveline vs Mai, Iris — 1-0 — Halle GER
1984 — Tanner Rouse vs Kuspiel, Manfred — 0-1 — cr.
1985 — Rogers, Ian vs Rossi, Gianni — 1-0 — Mendric