E48 - 6.Ne2 c5 7.cxd5 cxd4 8.exd4 Nxd5 9.O-O

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E48 —
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Ne2 c5 7.cxd5 cxd4 8.exd4 Nxd5 9.O-O
Eval: [+0.12]
Les coups candidats
9…Nc6 — 89.3% (822 parties)
Ambassadeurs : Tregubov, Pavel V. (13x), Dumitrache, Dragos-Nicolae (8x), Ribli, Zoltan (6x), Kharitonov, Alexandr (6x), Hansen, Sune Berg (6x), Wiacek, Krzysztof (5x), ? (5x), Glembek, Bohumír (5x)
9…Re8 — 3.6% (33 parties)
Ambassadeurs : Aleksandrov Ivanchev, Aleksandar (3x), Milanovic, Danilo (2x), Caruana, Fabiano (2x), Kantsler, Boris (1x), Fedorowicz, John (1x), Riemersma, Li (1x), Ramirez, Abraham Raul (1x), Backe, Peter (1x)
9…Nf6 — 3.5% (32 parties)
Ambassadeurs : Sandrin Chodorge, Antoine (1x), Bargerstock, D. (1x), Timoscenko, Gennadij (1x), Huzman, Alexander (1x), Rosenberger, Berthold (1x), Unzicker, Ferdinand, Dr. (1x), Szabo, Zsolt Jozsef (1x), Lorincz, Istvan (1x)
9…b6 — 1.1% (10 parties)
Ambassadeurs : Guinovart, Jose (1x), Le Roux Frank (1x), Doss, Jason R (1x), Weinberg Robert P (1x), Dokimakis, Stylianos (1x), Nikolaou, Georgios (1x), Weisshaupt, Rainer (1x), Ripperger, Reinhold (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Nc6 9…Re8 9…Nf6 9…b6
<1800 10 90% — 10% —
1800-2200 157 91% 2% 2% 3%
2200-2600 622 89% 4% 4% 0%
2600+ 60 87% 8% 5% —
Évolution par décennie (% des parties)
Décennie N parties 9…Nc6 9…Re8 9…Nf6 9…b6
1930s 2 100% — — —
1940s 1 100% — — —
1950s 5 100% — — —
1960s 1 100% — — —
1970s 7 100% — — —
1980s 59 90% 3% 3% —
1990s 155 86% 3% 4% 4%
2000s 205 91% 3% 2% 1%
2010s 289 93% 1% 3% 0%
2020s 197 83% 9% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Nc6 93% 83% ▼ -9.5%
9…Re8 1% 9% ▲ +8.1%
9…Nf6 3% 5% ▲ +1.1%
9…b6 0% 1% +0.2%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 2 parties
Carlsen, Magnus — 2 parties
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Gukesh D — 1 partie
Parties historiques
9…Nc6 — 89.3% (822 parties)
1936 — Vukovic, Vladimir vs Endzelins, Lucius — 1-0 — Muenchen
1939 — Reinhardt, Heinrich vs Prins, Lodewijk — 1/2-1/2 — Buenos Aires ARG
1949 — Karaklajic, Nikola vs Simonovic, Borko — 1-0 — Zagreb CRO
1950 — Sanguinetti, Ricardo vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1952 — Steiner, Herman vs Evans, Larry — 1-0 — USA 8 match
9…Re8 — 3.6% (33 parties)
1988 — Fedorowicz, John vs Riemersma, Li — 1-0 — It (cat.9) Wijk aan Zee NED
1989 — Kantsler, Boris vs Aleksandrov Ivanchev, Aleksandar — 1-0 — Frunze open
1992 — Gokhale, Jayant Suresh vs Aleksandrov Ivanchev, Aleksandar — 0-1 — Oakham ENG
1993 — Sadler, Matthew D vs Olivier, Jean-Christophe — 1-0 — Cannes FRA
1997 — Shariyazdanov, Andrey vs Aleksandrov Ivanchev, Aleksandar — 0-1 — Krasnodar RUS
9…Nf6 — 3.5% (32 parties)
1987 — Timoscenko, Gennadij vs Huzman, Alexander — 1-0 — Tashkent UZB
1989 — Sandrin Chodorge, Antoine vs Bargerstock, D. — 1-0 — Chicago US Open
1991 — Jelen, Igor vs Sher, Miron — 1-0 — Ptuj CRO
1991 — Tempone, Marcelo vs Darcyl, Tomas — 1/2-1/2 — Buenos Aires GEBA
1994 — Rosenberger, Berthold vs Unzicker, Ferdinand, Dr. — 0-1 — Oberliga Bayern9495
9…b6 — 1.1% (10 parties)
1995 — Doering, Thomas vs Kruse, Peter — 1-0 — GER
1996 — Guinovart, Jose vs Le Roux Frank — 1-0 — ?
1996 — Weisshaupt, Rainer vs Ripperger, Reinhold — 1/2-1/2 — Bad Woerishofen GER
1997 — Doss, Jason R vs Weinberg Robert P — 1-0 — Dallas, TX USA
1997 — Klemm, Dietmar vs Opp, Holger — 1/2-1/2 — Gruenheide