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B15a —
1.e4 c6 2.d4 d5 3.Nc3
Eval: [+0.28]
Les coups candidats
Ambassadeurs : ? (184x), Eperjesi, Laszlo Dr. (123x), Markus, Roland (112x), Meduna, Eduard (101x), Aalderink, Gerwin (77x), Hort, Vlastimil (77x), Sherwood, Russell (74x), Barcza, Gedeon (63x)
Ambassadeurs : Kock, Hans-Uwe (39x), Burmakin, Vladimir (28x), Vadasz, Laszlo (21x), Harmatosi, Jozsef (21x), Piankov, Evgenij (21x), Dudzinski, Pawel (19x), Ivacic, Vladimir (18x), Bosque Ortega, Xavier (18x)
3…e6 — 1.0% (939 parties)
Ambassadeurs : Neumann, Horst (9x), Rosenberg, Clemens von (7x), Javor, Sandor (6x), Skidmore, Mike (5x), Basson, Heinrich (5x), von Rosenberg, Clemens (4x), Jajte-Pachota, Jerzy (4x), Jimenez Matos, Jimmy (4x)
Ambassadeurs : Livesey, R Nigel (11x), Chesnokov, Gennady (9x), Surtees, Mike J (8x), Zilahi, Gabor (7x), Rewitz, Poul (7x), Boguszlavszkij, Jevgenyij (6x), Hansen, Kay (6x), Pogosian, Manvel (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…dxe4 3…g6 3…e6 3…b5
<1800 4658 93% 2% 2% 1%
1800-2200 35534 93% 4% 1% 1%
2200-2600 29282 92% 6% 0% 1%
2600+ 1199 98% 2%
Évolution par décennie (% des parties)
Décennie N parties 3…dxe4 3…g6 3…e6 3…b5
1860s 1 100%
1880s 4 75% 25%
1890s 14 86% 7% 7%
1900s 77 97% 1%
1910s 105 99%
1920s 265 98% 2%
1930s 387 98% 1%
1940s 339 100% 0%
1950s 679 98% 1% 0%
1960s 2054 97% 2% 0% 0%
1970s 2228 91% 7% 0% 1%
1980s 3913 94% 5% 0% 1%
1990s 14694 91% 6% 1% 1%
2000s 28858 92% 5% 1% 1%
2010s 33229 93% 4% 1% 1%
2020s 8599 95% 2% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…dxe4 93% 95% ▲ +2.0%
3…g6 4% 2% ▼ -1.5%
3…e6 1% 1% -0.3%
3…b5 1% 0% -0.5%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Alekhine, Alexander — 10 parties
Euwe, Max — 10 parties
Smyslov, Vladimir — 10 parties
Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Kramnik, Vladimir — 3 parties
Steinitz, Wilhelm — 1 partie
Parties historiques
3…dxe4 — 92.9% (88671 parties)
1862 — Blackburne, Joseph vs Gundry, W — 1-0 — ?
1888 — Bird, HEBlackburne vs Von Bardeleben, CWeiss, M — 1/2-1/2 — Bradford
1888 — BirdBlackburne vs Von BardelebenWeiss — 1/2-1/2 — Bradford
1889 — Steif, Adolf vs Von Feyerfeil, Emil — 1/2-1/2 — Breslau GER
1890 — Spens, Walter Cook vs Hall, John Edmund — 0-1 — Manchester ENG
3…g6 — 4.2% (4019 parties)
1890 — West Arthur vs De Lambert, Olivier — 0-1 — Cambridge
1942 — Poltoranov vs Petrov, Vladimirs — 1/2-1/2 — Sverdlovsk
1954 — Dely, Peter vs Tipary, Lajos — 1-0 — Budapest HUN
1958 — Shianovsky, Vladislav I vs Kogan, Boris M — 1/2-1/2 — Kiev UKR
1958 — Winiwarter, Felix vs Albareda, Miguel — 0-1 — Chaumont Neuchatel
3…e6 — 1.0% (939 parties)
1889 — Steif, Adolf vs Reif, Adrian — 1/2-1/2 — Breslau GER
1891 — Schallopp, Emil vs Walbrodt, Carl — 1-0 — Berlin GER
1904 — Nimzowitsch, Aron vs Duras, Oldrich — 1-0 — Coburg
1921 — Breyer, Gyula vs Oppenheimer Tuppi, Antal — 1-0 — Kassa
1921 — Breyer, Gyula vs Oppenheimer Tuppi, Antal — 1-0 — Kosice
3…b5 — 0.6% (551 parties)
1968 — Zaitsev, Igor A vs Gurgenidze, Bukhuti — 1/2-1/2 — Alma Ata KAZ
1968 — Tal, Mikhail vs Gurgenidze, Bukhuti — 1-0 — Alma Ata ch-URS
1968 — Klovans, Janis vs Gurgenidze, Bukhuti — 1-0 — Alma Ata ch-URS
1968 — Zaitsev, Igor A vs Gurgenidze, Bukhuti — 1/2-1/2 — Alma Ata ch-URS
1969 — Berry, Jonathan vs Macskasy, Elod — 0-1 — Vancouver BC CAN