E54n - 11.Qe2 - Main Line, Karpov (1920)

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E54n — Main Line, Karpov (1920)
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 — 49.6% (734 parties)
Ambassadeurs : Salzmann, Stefan (13x), Isigkeit, Hans-Jürgen (6x), Karpov, Anatoly (5x), Nisipeanu, Liviu-Dieter (5x), Polugaevsky, Lev (4x), Carvaga, Roman (4x), Yilmaz, M. Fatih (4x), Mauro, Lucio (4x)
11…Nbd7 — 44.3% (655 parties)
Ambassadeurs : Junge, Wolfgang (10x), Tudor, Vasile (8x), Knaak, Rainer (6x), Elyoseph, Harel (5x), Chylik, Rudolf (5x), Pech, Jaroslav Jr (5x), Moehring, Guenther (4x), Karpov, Anatoly (4x)
11…Be7 — 2.8% (42 parties)
Ambassadeurs : Dvoretzky, Mark (1x), Romanov, Alamin (1x), Palmason, Gudmundur (1x), Bertholdt, Dieter (1x), Kollberg, Lothar (1x), Stief, Siegfried (1x), Emma, Jaime (1x), Bielicki, Carlos (1x)
11…h6 — 2.5% (37 parties)
Ambassadeurs : Aegerter, Martin (1x), Gruchacz, Robert (1x), Czebe, Attila (1x), Varga, Zoltan (1x), Torrecillas Martinez, Antonio (1x), Lara Rodriguez, Manuel (1x), Peker, Oleg (1x), Manor, Ilan (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 48 42% 58% — —
1800-2200 500 45% 50% 3% 1%
2200-2600 785 50% 44% 3% 3%
2600+ 49 71% 27% — 2%
Évolution par décennie (% des parties)
Décennie N parties 11…Bxc3 11…Nbd7 11…Be7 11…h6
1950s 4 25% 25% 50% —
1960s 13 69% 15% 15% —
1970s 24 58% 38% 4% —
1980s 49 63% 22% 10% 2%
1990s 95 65% 26% 4% 4%
2000s 189 60% 31% 4% 4%
2010s 729 49% 46% 2% 3%
2020s 377 38% 57% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…Bxc3 49% 38% ▼ -11.0%
11…Nbd7 46% 57% ▲ +11.6%
11…Be7 2% 2% +0.5%
11…h6 3% 1% ▼ -1.3%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 9 parties
Kramnik, Vladimir — 2 parties
Anand, Viswanathan — 2 parties
Hou, Yifan — 2 parties
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Parties historiques
11…Bxc3 — 49.6% (734 parties)
1951 — Smyslov, Vasily vs Moiseev, Oleg — 1-0 — URS-ch sf Leningrad RUS
1963 — Darga, Klaus vs Anay Barche — 0-1 — Havana CUB
1963 — Borisenko, Georgy K vs Anay Barche — 1/2-1/2 — Ragozin Memorial 6366
1964 — Sapi, Laszlo vs Portisch, Lajos — 0-1 — Budapest ch-HUN
1965 — Smyslov, Vasily vs Matanovic, Aleksandar — 1-0 — Hamburg etc
11…Nbd7 — 44.3% (655 parties)
1955 — Abanin, Vladimir vs Muhutdinov, Marat — 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 Anay Barche — 1/2-1/2 — Amsterdam NED
1972 — Keres, Paul Petrovich vs Karpov, Anatoly — 1/2-1/2 — San Antonio, TX USA
1973 — Beliavsky, Alexander G vs Karpov, Anatoly — 0-1 — Moscow RUS
11…Be7 — 2.8% (42 parties)
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 Romanov, Alamin — 1-0 — Moscow RUS
1964 — Emma, Jaime vs Bielicki, Carlos — 1-0 — Punta del Este
1976 — Agzamov, Viachesiav vs Loginov, Valery A — 1-0 — Tashkent UZB
11…h6 — 2.5% (37 parties)
1987 — Aegerter, Martin 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
1999 — Peker, Oleg vs Manor, Ilan — 1-0 — Tel Aviv;Israeli League