A21t — Kramnik-Shirov
1.c4 e5 2.Nc3 Bb4 3.Nd5 Be7
Eval: [+0.22]
Les coups candidats
Ambassadeurs : Hector, Jonny (13x), Shirov, Alexei (9x), Lalic, Bogdan (7x), Lautier, Joel (5x), Semcesen, Daniel (5x), Szerlak, Andrzej (5x), Vakhidov, Jakhongir (5x), Armani, Giuseppe (5x)
4.Nf3 — 18.7% (201 parties)
Ambassadeurs : Caruana, Fabiano (4x), Grebenshchikov, Aleksandr Petrovich (3x), Vakhidov, Jakhongir (3x), Mamedyarov, Shakhriyar (3x), Hovhannisyan, Razmik (3x), Abdusattorov, Nodirbek (3x), Shirov, Alexei (2x), Terrie, Henry (2x)
4.g3 — 12.7% (136 parties)
Ambassadeurs : Kvisla, Johannes Luangtep (3x), Kahlert, Thomas (3x), Komliakov, Viktor (2x), Mellado Trivino, Juan (2x), Aguilar, Luis Miguel (2x), Fant, Goran (1x), Schmittdiel, Eckhard (1x), Kohlei, Rolf (1x)
4.e3 — 2.7% (29 parties)
Ambassadeurs : Shirov, Alexei (2x), Vuilleumier, Alexandre (2x), Nevednichy, Vladislav (2x), Sowinski, Pawel (2x), Cortes Mamblona, Josep Manel (1x), Gonzalez De La Torre, Santiago (1x), Salov, Valery (1x), Mares, Jaroslav (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.d4 4.Nf3 4.g3 4.e3
<1800 24 42% 4% 12% 4%
1800-2200 246 48% 13% 22% 3%
2200-2600 626 66% 18% 10% 3%
2600+ 79 52% 42% 1% 4%
Évolution par décennie (% des parties)
Décennie N parties 4.d4 4.Nf3 4.g3 4.e3
1870s 2 100%
1970s 3 67% 33%
1980s 4 50% 25% 25%
1990s 176 60% 17% 15% 2%
2000s 227 61% 12% 15% 2%
2010s 322 57% 16% 15% 3%
2020s 339 59% 27% 7% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.d4 57% 59% ▲ +2.2%
4.Nf3 16% 27% ▲ +11.0%
4.g3 15% 7% ▼ -7.8%
4.e3 3% 3% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 4 parties
Carlsen, Magnus — 3 parties
Kasparov, Garry — 1 partie
Karpov, Aleksandr — 1 partie
Ju, Wenjun — 1 partie
Ding, Liren — 1 partie
Gukesh D — 1 partie
Parties historiques
4.d4 — 58.9% (632 parties)
1872 — SteinitzPotter vs KolischMeitner — 1-0 — ?
1874 — London, Alexander H vs Wenen — 1-0 — cr.
1977 — Katalymov, Boris vs Popov, Nemanja G — 0-1 — Erevan ARM
1978 — Miltner, Arndt vs Engel, Berthold — 1-0 — Ketsch
1983 — Karner, Hillar vs Gavrikov, Viktor — 0-1 — Tbilisi GEO
4.Nf3 — 18.7% (201 parties)
1977 — Brandao Geraldo vs Duran Luis M A — 1-0 — ?
1986 — Skrobek, Ryszard vs Kostyra, Stanislaw — 0-1 — Rzeszow
1990 — Ehlvest, Jaan vs Shirov, Alexei — 1-0 — Manila PHI
1991 — Miralles, Gilles vs Fayard, Alain — 1-0 — Montpellier FRA
1991 — Lautier, Joel vs Gavrikov, Viktor — 1/2-1/2 — Biel SUI
4.g3 — 12.7% (136 parties)
1989 — Fant, Goran vs Schmittdiel, Eckhard — 0-1 — Peer Gynt Gausdal NOR
1992 — Schmidt, Jan-Peter, Dr. vs Capris, Marius — 1/2-1/2 — GER
1993 — Jones, Charles vs Gulko, Boris — 0-1 — Las Vegas, NV USA
1993 — Kishnev, Sergey vs Mainka, Romuald — 0-1 — Muenster GER
1994 — Marco Catala, Juan Bautista vs Fos Santacreu, Juan Andres — 0-1 — Valencia
4.e3 — 2.7% (29 parties)
1994 — Mares, Jaroslav vs Provaznik, Michal — 1/2-1/2 — Moravia
1994 — Azmaiparashvili, Zurab vs Shirov, Alexei — 0-1 — Moscow RUS
1995 — Salov, Valery vs Shirov, Alexei — 0-1 — Amsterdam NED
1999 — Cortes Mamblona, Josep Manel vs Gonzalez De La Torre, Santiago — 0-1 — Oropesa del Mar ESP
2003 — Bauer, Dieter vs Adam, Attila — 1/2-1/2 — Miercurea Ciuc