A01c — Symmetrical
1.b3 b6
Eval: [+0.27]
Les coups candidats
2.Bb2 — 85.5% (904 parties)
Ambassadeurs : de Wall, Robert (10x), De Coverly, Roger D (7x), Wall, Bill (6x), Blatny, Pavel (6x), Jobava, Baadur (6x), Bagirov, Vladimir (5x), McMichael, Richard J (4x), Bellin, Robert (4x)
2.e4 — 5.3% (56 parties)
Ambassadeurs : Rapport, Richard (2x), Brem, Stephan (2x), Takalo, T. (1x), Saarnio, N. (1x), Yedlin, Isidoro (1x), Marciano, David (1x), Papaioannou, Ioannis (1x), Pantelidis, Ioannis (1x)
2.Nf3 — 3.6% (38 parties)
Ambassadeurs : Kliemank, Fred (1x), Poenisch, Egmont (1x), Liljedahl, Lennart (1x), Hasan, Hasibul (1x), Kotronias, Vasilios (1x), Gheorghiu, Florin (1x), Armstrong, John (1x), Pacey, Kevin (1x)
2.c4 — 1.7% (18 parties)
Ambassadeurs : Roy, Alain (1x), Dorion Paul (1x), Bellon Lopez, Juan Manuel (1x), Ochoa De Echaguen, Francisco Javier (1x), Sadiku, Bedri (1x), Planinec, Albin (1x), Hernandez Roldan, Miguel (1x), Ugalde Ezcurra, Jose Miguel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.Bb2 2.e4 2.Nf3 2.c4
<1800 65 86% 2% 5% 3%
1800-2200 397 82% 7% 4% 2%
2200-2600 353 88% 5% 5% 1%
2600+ 33 79% 21%
Évolution par décennie (% des parties)
Décennie N parties 2.Bb2 2.e4 2.Nf3 2.c4
1930s 1 100%
1960s 5 100%
1970s 48 94% 2%
1980s 67 88% 3% 1% 4%
1990s 152 88% 3% 3% 3%
2000s 258 89% 2% 3% 3%
2010s 426 84% 5% 5% 1%
2020s 100 74% 22% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.Bb2 84% 74% ▼ -9.8%
2.e4 5% 22% ▲ +16.6%
2.Nf3 5% 2% ▼ -2.9%
2.c4 1% 0% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Aleksandr — 1 partie
Hou, Yifan — 1 partie
Smyslov, Vladimir — 1 partie
Parties historiques
2.Bb2 — 85.5% (904 parties)
1939 — Gomez Gruber, Maria Gabriela vs Mueller, Karsten — 0-1 — AUT
1967 — Bilobrk, Franjo vs Freise, Eckhard, Prof. Dr. — 1-0 — GER
1968 — Benko, Pal vs Zinser, Sylvain — 1-0 — Monte Carlo MNC
1968 — Hutchings, Stuart J vs Price, Howard J — 1-0 — Bristol ENG
1969 — ? vs Lombardy, William J — 0-1 — Netanya ISR
2.e4 — 5.3% (56 parties)
1980 — Takalo, T. vs Saarnio, N. — 1/2-1/2 — cr.
1989 — Yedlin, Isidoro vs Marciano, David — 0-1 — Frankrijk tt
1992 — Minasian, Artashes vs Hauchard, Arnaud — 1-0 — Parthenay FRA
1994 — Papaioannou, Ioannis vs Pantelidis, Ioannis — 1-0 — Chania GRE
1998 — Docenko, Feodosi J vs Prudnikov, Vladimir — 1-0 — Kiev UKR
2.Nf3 — 3.6% (38 parties)
1974 — Liljedahl, Lennart vs Hasan, Hasibul — 1-0 — Nice FRA
1983 — Kliemank, Fred vs Poenisch, Egmont — 1/2-1/2 — Wilthen
1990 — Kotronias, Vasilios vs Gheorghiu, Florin — 1/2-1/2 — Novi Sad SRB
1990 — Armstrong, John vs Pacey, Kevin — 1/2-1/2 — Ottawa CAN
1995 — Mendlewicz, Mendel vs Carvalho, Carlos Alberto — 1/2-1/2 — Rio de Janeiro BRA
2.c4 — 1.7% (18 parties)
1980 — Bellon Lopez, Juan Manuel vs Ochoa De Echaguen, Francisco Javier — 1-0 — Medina del Campo
1983 — Roy, Alain vs Dorion Paul — 0-1 — Quebec ch Reserve
1983 — Sadiku, Bedri vs Planinec, Albin — 0-1 — Subotica SRB
1997 — Hernandez Roldan, Miguel vs Ugalde Ezcurra, Jose Miguel — 1/2-1/2 — Murcia
1997 — Kowalczyk, Tadeusz vs McIntyre, John W — 1/2-1/2 — Regina CAN