E54n - 8.Bxc4 cxd4 9.exd4 b6 10.Bg5 Bb7 11.Qe2 - Main Line Karpov

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E54n — Main Line Karpov
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 cxd4 9.exd4 b6 10.Bg5 Bb7 11.Qe2
Les coups candidats
11…Bxc3 — 49.7% (726 parties)
Ambassadeurs : Salzmann, Stefan (13x), Junge, Wolfgang (8x), Tudor, Vasile (7x), Isigkeit, Hans-Jürgen (6x), Mauro, Lucio (6x), Nisipeanu, Liviu-Dieter (5x), Polugaevsky, Lev (4x), Carvaga, Roman (4x)
11…Nbd7 — 44.2% (646 parties)
Ambassadeurs : Junge, Wolfgang (10x), Kögeler, Aart (9x), Tudor, Vasile (9x), Knaak, Rainer (6x), Pheby, Ian M (5x), Elyoseph, Harel (5x), Hildebrand, Gerald (5x), Cvak, Rudolf (5x)
11…Be7 — 2.9% (42 parties)
Ambassadeurs : Tolush, Alexander V (2x), Mikenas, Vladas (2x), Dvoretzky, Mark (1x), Ibatullin Romanov, Artemy (1x), Palmason, Gudmundur (1x), Bertholdt, Dieter (1x), Kollberg, Lothar (1x), Stief, Siegfried (1x)
11…h6 — 2.5% (37 parties)
Ambassadeurs : Alatortsev, Vladimir N. (1x), Vasiliev, Viktor A (1x), Martinovsky, Eugene (1x), Gruchacz, Robert (1x), Peker, Oleg (1x), Manor, Ilan (1x), Czebe, Attila (1x), Varga, Zoltan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11…Bxc3 11…Nbd7 11…Be7 11…h6
<1800 14 29% 71% — —
1800-2200 358 45% 50% 3% 2%
2200-2600 924 50% 44% 2% 2%
2600+ 50 70% 28% — 2%
Évolution par décennie (% des parties)
Décennie N parties 11…Bxc3 11…Nbd7 11…Be7 11…h6
1920s 1 100% — — —
1930s 3 — 67% — 33%
1940s 2 — — 100% —
1950s 4 25% 25% 50% —
1960s 13 69% 15% 15% —
1970s 24 62% 33% 4% —
1980s 49 63% 22% 10% 2%
1990s 94 66% 26% 4% 4%
2000s 189 60% 31% 4% 4%
2010s 728 49% 46% 2% 3%
2020s 355 38% 58% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…Bxc3 49% 38% ▼ -11.1%
11…Nbd7 46% 58% ▲ +12.6%
11…Be7 2% 2% +0.0%
11…h6 3% 1% ▼ -1.5%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 5 parties
Karpov, Aleksandr — 4 parties
Kramnik, Vladimir — 2 parties
Anand, Viswanathan — 2 parties
Hou, Yifan — 2 parties
Smyslov, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Parties historiques
11…Bxc3 — 49.7% (726 parties)
1920 — Johner, Paul vs Berndtsson, Karl — 1-0 — Goteborg SWE
1951 — Smyslov, Vasily vs Moiseev, Oleg — 1-0 — URS-ch sf Leningrad RUS
1963 — Borisenko, Georgy K vs Barcza, Gedeon — 1/2-1/2 — Ragozin Memorial 6366
1963 — Darga, Klaus vs Barcza, Gedeon — 0-1 — Havana CUB
1964 — Sapi, Laszlo vs Portisch, Lajos — 0-1 — Budapest ch-HUN
11…Nbd7 — 44.2% (646 parties)
1938 — Eliskases, Erich vs Schmidt, Pascal — 1-0 — Noordwijk
1939 — Menchik, Vera Frantsevna vs Milner Barry, Philip — 1/2-1/2 — Margate ENG
1955 — Antoshin, Vladimir S vs Mukhitdinov, Mamadzhan — 1/2-1/2 — Moscow RUS
1961 — Hottes, Dieter vs Darga, Klaus — 1/2-1/2 — FRG-ch Bad Prymont
1964 — Donner, Jan-Hein vs Barcza, Gedeon — 1/2-1/2 — Amsterdam NED
11…Be7 — 2.9% (42 parties)
1945 — Tolush, Alexander V vs Mikenas, Vladas — 1-0 — Tallinn EST
1945 — Tolush, Alexander V vs Mikenas, Vladas — 1-0 — Tallinn EST
1956 — Kollberg, Lothar vs Stief, Siegfried — 1/2-1/2 — Eisenach
1957 — Palmason, Gudmundur vs Bertholdt, Dieter — 1-0 — Reykjavik ISL
1963 — Dvoretzky, Mark vs Ibatullin Romanov, Artemy — 1-0 — Moscow RUS
11…h6 — 2.5% (37 parties)
1938 — Alatortsev, Vladimir N. vs Vasiliev, Viktor A — 1-0 — Leningrad RUS
1987 — Martinovsky, Eugene vs Gruchacz, Robert — 1-0 — Illinois
1993 — Torrecillas Martinez, Antonio vs Lara Rodriguez, Manuel — 1-0 — ESP
1997 — Czebe, Attila vs Varga, Zoltan — 1/2-1/2 — Balatonbereny HUN
1998 — Skaruz, Jaroslaw vs Stanek, Piotr — 1/2-1/2 — POL-chT2 Wisla