B52m - 7.O-O - Sicilian, Sokolsky (1959)

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B52m — Sicilian, Sokolsky (1959)
1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 Nc6 6.Nc3 Nf6 7.O-O
Les coups candidats
7…g6 — 67.0% (866 parties)
Ambassadeurs : Rublevsky, Sergei (9x), Berezjuk, Sergej (6x), Komliakov, Viktor (6x), Oral, Tomas (4x), Sheremetieva, Marina (4x), Gheorghiu, Florin (3x), Hort, Vlastimil (3x), Krakops, Maris (3x)
7…e6 — 24.4% (315 parties)
Ambassadeurs : Oratovsky, Michael (5x), Tkachiev, Vladislav (5x), Gurevich, Vladimir (5x), Brodsky, Michail (4x), Vokac, Marek (4x), Barbu, George-Viorel (3x), Shabanov, Yuri (2x), Kimelfeld, Rudolf (2x)
7…Ne5 — 3.3% (42 parties)
Ambassadeurs : Roeder, Matthias (5x), Komliakov, Viktor (3x), Iordachescu, Viorel (2x), Veingold, Aleksandr (2x), Dorfman, Iossif (2x), Istratescu, Andrei (2x), Wagenknecht, Uwe (1x), Hoffmann, Michael (1x)
7…e5 — 2.5% (32 parties)
Ambassadeurs : Hennings, Artur (1x), Barczay, Laszlo (1x), Richtrova, Eliska (1x), Grek, Olgica (1x), Aelvoet, Karel (1x), Harabor, Mihai (1x), Ekenberg, Bengt (1x), Fredriksson, Leif (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…g6 7…e6 7…Ne5 7…e5
<1800 69 65% 29% 1% 3%
1800-2200 482 74% 21% 0% 3%
2200-2600 620 61% 27% 6% 1%
2600+ 27 81% 11% 4% —
Évolution par décennie (% des parties)
Décennie N parties 7…g6 7…e6 7…Ne5 7…e5
1950s 2 100% — — —
1960s 7 43% 14% — 14%
1970s 39 69% 28% — 3%
1980s 47 40% 47% 4% 6%
1990s 306 56% 28% 8% 3%
2000s 439 67% 25% 3% 2%
2010s 363 76% 22% — 2%
2020s 89 83% 8% 2% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…g6 76% 83% ▲ +7.4%
7…e6 22% 8% ▼ -14.2%
7…Ne5 0% 2% ▲ +2.2%
7…e5 2% 6% ▲ +4.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 4 parties
Kramnik, Vladimir — 3 parties
Karpov, Anatoly — 2 parties
Parties historiques
7…g6 — 67.0% (866 parties)
1959 — Aronin, Lev vs Spassky, Boris V. — 1/2-1/2 — Moscow RUS
1959 — Ousatchi, Mark vs Geller, Efim P. — 0-1 — Kiev UKR
1960 — Makarov, Arkady Alexandrovic vs Gufeld, Eduard — 1/2-1/2 — Kiev UKR
1964 — Finkelsteinas, L. vs Vinje, Arne — 0-1 — corr EU
1967 — Schaufelberger, Heinz vs Meulders, Richard — 1-0 — Groningen NED
7…e6 — 24.4% (315 parties)
1963 — Barczay, Laszlo vs Kovacs, Zoltan — 1-0 — Budapest ch-HUN
1970 — Evans, Larry vs Bolbochan, Julio — 1/2-1/2 — Siegen olm
1973 — Tseitlin, Mark D vs Bezhan, Georgi — 1-0 — Soviet Union
1973 — Diesen, Mark C vs Baumgartner, Heinz — 1-0 — Schilde
1974 — Camaton Borbor, Carlos vs Valenti, Giuseppe — 1/2-1/2 — Teesside ENG
7…Ne5 — 3.3% (42 parties)
1982 — Cafferty, Bernard vs Kwiatkowski, Feliks J — 1/2-1/2 — Brighton ENG
1989 — Wagenknecht, Uwe vs Hoffmann, Michael — 1/2-1/2 — NRW-Liga II 8889
1990 — Komliakov, Viktor vs Yuferov, Sergey N — 1/2-1/2 — Moscow1 Moscow RUS
1991 — Teuton, Frank vs Ross, David — 0-1 — Laval CAN
1991 — Lindemann, Sven vs Feick, Stefan — 1/2-1/2 — Regionalliga NordN
7…e5 — 2.5% (32 parties)
1969 — Hennings, Artur vs Barczay, Laszlo — 0-1 — Sarajevo BIH
1974 — Ekenberg, Bengt vs Fredriksson, Leif — 1/2-1/2 — Sweden
1980 — Groleau, Gilles vs Berube, Richard — 0-1 — Quebec CAN
1981 — Richtrova, Eliska vs Grek, Olgica — 1-0 — It women Novi Sad YUG
1986 — Aelvoet, Karel vs Harabor, Mihai — 0-1 — corr APCT