A21x — Kramnik-Shirov (1993)
1.c4 e5 2.Nc3 Bb4 3.Nd5 Be7 4.d4
Les coups candidats
4…d6 — 68.4% (457 parties)
Ambassadeurs : Hector, Jonny (11x), Shirov, Alexei (10x), Lautier, Joel (5x), Sivan, Yaacov (5x), Williams, Simon K (5x), Semcesen, Daniel (5x), Acciaro, Giuseppe (5x), Wolter, Uwe (4x)
4…exd4 — 28.3% (189 parties)
Ambassadeurs : Anand, Viswanathan (3x), Niemann, Hans Moke (3x), Sher, Miron (2x), Alterman, Boris (2x), Oratovsky, Michael (2x), Van Wessel, Rudy (2x), Osipov, Anatoly (2x), Karpatchev, Aleksandr (2x)
4…e4 — 2.1% (14 parties)
Ambassadeurs : Chytilek, Roman (2x), Grant, Jonathan I M (2x), Schmittdiel, Eckhard (2x), Ovsejevitsch, Sergei (1x), Ovseevich, Sergey (1x), Psakhis, Lev (1x), Martinez Rodriguez, Pablo 2013 (1x), Stevenson, James (1x)
4…c6 — 0.7% (5 parties)
Ambassadeurs : Kamp, Christoph (1x), Engel, Berthold (1x), Jaeger, Frode Bull (1x), Jensen, Jens Otto (1x), Spreeuw, Jaap (1x), Dickinson, Tim R (1x), Georgiev, Vladimir (1x), Roua, Radu-Laurentiu (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…d6 4…exd4 4…e4 4…c6
<1800 22 50% 50% — —
1800-2200 179 68% 29% 2% 1%
2200-2600 397 70% 27% 2% 1%
2600+ 34 62% 38% — —
Évolution par décennie (% des parties)
Décennie N parties 4…d6 4…exd4 4…e4 4…c6
1970s 2 100% — — —
1980s 2 100% — — —
1990s 106 85% 6% 6% 2%
2000s 138 89% 7% 1% 2%
2010s 183 78% 21% 1% —
2020s 237 41% 57% 2% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…d6 78% 41% ▼ -37.2%
4…exd4 21% 57% ▲ +36.6%
4…e4 1% 2% ▲ +0.6%
4…c6 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 3 parties
Karpov, Anatoly — 1 partie
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
4…d6 — 68.4% (457 parties)
1977 — Katalymov, Boris vs Popov, Nemanja G — 0-1 — Erevan ARM
1978 — Miltner, Arndt vs Engel, Berthold — 1-0 — Ketsch
1983 — Karner, Hillary vs Gavrikov, Viktor — 0-1 — Tbilisi GEO
1988 — Kamp, Christoph vs Mainka, Gregor — 1/2-1/2 — GER
1992 — Gelfand, Boris vs Shirov, Alexei — 0-1 — Moscow Alekhine mem
4…exd4 — 28.3% (189 parties)
1995 — Moncher, Stefano vs Tarantino, Silvio — 0-1 — Coppa Latina5-03
1995 — Sher, Miron vs Lalic, Susan K — 1/2-1/2 — Isle of Man IOM
1995 — Alterman, Boris vs Oratovsky, Michael — 1-0 — Rishon Le Ziyyon
1995 — Alterman, Boris vs Oratovsky, Michael — 1-0 — ?
1996 — Sher, Miron vs Khenkin, Igor — 1/2-1/2 — Wangs Pizol
4…e4 — 2.1% (14 parties)
1992 — Ovsejevitsch, Sergei vs Chytilek, Roman — 1-0 — Rimavska Sobota SVK
1992 — Ovseevich, Sergey vs Chytilek, Roman — 1-0 — Rimavska Sobota SVK
1992 — Azmaiparashvili, Zurab vs Schmittdiel, Eckhard — 1-0 — Dortmund open I
1992 — Grant, Jonathan I M vs Schmittdiel, Eckhard — 0-1 — Gausdal NOR
1997 — Psakhis, Lev vs Martinez Rodriguez, Pablo 2013 — 1-0 — Mondariz ESP
4…c6 — 0.7% (5 parties)
1993 — Kamp, Christoph vs Engel, Berthold — 1/2-1/2 — GER
1997 — Jaeger, Frode Bull vs Jensen, Jens Otto — 1-0 — Tromsoe
2003 — Georgiev, Vladimir vs Roua, Radu-Laurentiu — 1-0 — Vila de Sitges ESP
2004 — Spreeuw, Jaap vs Dickinson, Tim R — 1/2-1/2 — West Bromwich ENG
2005 — Koenig, Paul vs Rasmussen, Fritz — 1-0 — ICCF Email