D20s - 3…c5 - Central Variation, Rubinstein Defense

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D20s — Central Variation, Rubinstein Defense
1.d4 d5 2.c4 dxc4 3.e4 c5
Les coups candidats
Ambassadeurs : Afek, Yochanan (20x), Gyimesi, Zoltan (16x), Polgar, Susan (14x), Lev, Ronen (14x), Spangenberg, Hugo (12x), Ehlvest, Jaan (9x), Cifuentes Parada, Roberto (9x), Vaulin, Alexander P. (8x)
Ambassadeurs : Krizsany, Laszlo (4x), Partos, Charles (3x), Winants, Luc (3x), Karolyi, Tibor (3x), Heinbuch, Detlef Ulrich (3x), Arkell, Keith C (3x), Schroll, Gerhard (3x), Chetverik, Maxim (3x)
4.Qa4+ — 0.6% (8 parties)
Ambassadeurs : Boskova, Herta (1x), Krupkova, Petra (1x), Koski, Pekka (1x), Parkkinen, Jyrki (1x), Ganske, Franka (1x), Sonnenberger, Joerg (1x), Della Nina, Carlos (1x), Salvatore, Lucas (1x)
4.Bxc4 — 0.4% (5 parties)
Ambassadeurs : Meyer, Thomas (1x), Koegler, Rene (1x), Huszar, Reka (1x), Bene, Zoltan (1x), Checa, Nicolas (1x), Davidson, Eric (1x), Stroganova, Karina (1x), Cherepov, Alexej (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.d5 4.Nf3 4.Qa4+ 4.Bxc4
<1800 58 79% 16% 2% 2%
1800-2200 312 79% 17% 2% 1%
2200-2600 654 85% 15% — —
2600+ 45 87% 13% — —
Évolution par décennie (% des parties)
Décennie N parties 4.d5 4.Nf3 4.Qa4+ 4.Bxc4
1950s 1 100% — — —
1960s 17 53% 47% — —
1970s 27 70% 30% — —
1980s 81 75% 23% — —
1990s 435 85% 13% 1% 0%
2000s 336 82% 16% 1% 1%
2010s 233 84% 14% 0% 1%
2020s 104 88% 12% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.d5 84% 88% ▲ +3.8%
4.Nf3 14% 12% ▼ -2.6%
4.Qa4+ 0% 0% -0.4%
4.Bxc4 1% 0% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 4 parties
Karpov, Anatoly — 3 parties
Kramnik, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
4.d5 — 82.7% (1021 parties)
1956 — Nei, Iivo vs Arulaid, Alexander — 1-0 — Tallinn EST
1961 — Buslaev, Aleksander vs Roizman, Michael — 1/2-1/2 — Batumi GEO
1961 — Ghitescu, Theodor vs Filip, Miroslav — 1/2-1/2 — Marianske Lazne zt
1961 — Keres, Paul Petrovich vs Johansson, Martin 1979 — 1/2-1/2 — Stockholm Stockholm SWE
1964 — Veresov, Gavriil vs Neishtadt, Yakov — 1-0 — Moscow RUS
4.Nf3 — 15.6% (192 parties)
1962 — Lengyel, Levente vs Portisch, Lajos — 1/2-1/2 — Budapest HUN
1964 — Taimanov, Mark vs Nei, Iivo — 1-0 — Moscow RUS
1965 — Ghitescu, Theodor vs Smyslov, Vasily — 1/2-1/2 — Hamburg etc
1967 — Partos, Charles vs Soos, Bela — 1/2-1/2 — Bucharest ROU
1967 — Ungureanu, Emil vs Soos, Bela — 1-0 — Bucharest ROU
4.Qa4+ — 0.6% (8 parties)
1994 — Boskova, Herta vs Krupkova, Petra — 1/2-1/2 — Chrudim ch CZE w
1996 — Lenkey, Pal vs Dekker, Theo — 0-1 — Zalakaros open
1997 — Koski, Pekka vs Parkkinen, Jyrki — 0-1 — Oulu
1999 — Ganske, Franka vs Sonnenberger, Joerg — 1-0 — Mecklenburg VP
1999 — Della Nina, Carlos vs Salvatore, Lucas — 0-1 — San Fernando CSF-ch Primera
4.Bxc4 — 0.4% (5 parties)
1996 — Meyer, Thomas vs Koegler, Rene — 0-1 — Tuebingen
2004 — Huszar, Reka vs Bene, Zoltan — 1/2-1/2 — HUN
2009 — Checa, Nicolas vs Davidson, Eric — 0-1 — ?
2015 — Secondi, Alberto vs Levin, Jeffrey — 0-1 — ICCF
2018 — Stroganova, Karina vs Cherepov, Alexej — 0-1 — Minsk BLR