B57d - 6…Qb6 - Sozin, Benko Variation (1964)

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B57d — Sozin, Benko Variation (1964)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6
Les coups candidats
Ambassadeurs : Csom, Istvan (41x), Damljanovic, Branko (31x), Radulov, Ivan (26x), Fedorowicz, John (22x), Yermolinsky, Alex (19x), Kotronias, Vasilios (19x), Gulko, Boris (17x), Tukmakov, Vladimir B (15x)
Ambassadeurs : Kotronias, Vasilios (14x), Miroshnichenko, Evgenij (10x), Damljanovic, Branko (9x), Csom, Istvan (8x), Areshchenko, Alexander (8x), Zinchenko, Yaroslav (7x), Shishkin, Vadim (7x), Garcia Ilundain, David (6x)
Ambassadeurs : Csom, Istvan (12x), Wedberg, Tom (9x), Ljubojevic, Ljubomir (8x), Hector, Jonny (8x), Velimirovic, Dragoljub (6x), Saidy, Anthony (6x), Pietrusiak, Bogdan (5x), Benko, Pal (5x)
Ambassadeurs : De Firmian, Nick (23x), Koch, Jean-Rene (13x), Hernandez Guerrero, Gilberto (9x), Velimirovic, Dragoljub (8x), Mitkov, Nikola (8x), Csom, Istvan (7x), Kramnik, Vladimir (7x), Sax, Gyula (7x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.Nb3 7.Nxc6 7.Nde2 7.Ndb5
<1800 229 51% 27% 5% 6%
1800-2200 2136 56% 21% 9% 9%
2200-2600 4488 59% 17% 10% 11%
2600+ 85 45% 19% 13% 22%
Évolution par décennie (% des parties)
Décennie N parties 7.Nb3 7.Nxc6 7.Nde2 7.Ndb5
1950s 9 56% — 33% 11%
1960s 130 48% 8% 40% —
1970s 490 65% 10% 13% 11%
1980s 554 58% 6% 18% 17%
1990s 2420 61% 15% 10% 11%
2000s 2310 53% 23% 10% 10%
2010s 1163 55% 23% 8% 8%
2020s 623 60% 26% 4% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.Nb3 55% 60% ▲ +4.5%
7.Nxc6 23% 26% ▲ +2.9%
7.Nde2 8% 4% ▼ -3.9%
7.Ndb5 8% 6% ▼ -2.7%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 10 parties
Kasparov, Garry — 5 parties
Hou, Yifan — 3 parties
Anand, Viswanathan — 2 parties
Karpov, Aleksandr — 1 partie
Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Parties historiques
7.Nb3 — 57.4% (4416 parties)
1958 — Alberto Vicente Cardoso vs Benko, Angelina — 0-1 — ?
1958 — Cardoso, Radolfo Tan vs Benko, Pal — 0-1 — Portoroz SLO
1958 — Toran Albero, Roman vs Nievergelt, Erwin — 0-1 — Munich GER
1958 — Farre, Miguel vs Darga, Klaus — 0-1 — Munich GER
1959 — Kinzel, Anton vs Perez, Andres — 1-0 — ?
7.Nxc6 — 18.4% (1415 parties)
1963 — Fuchs, Reinhart vs Pietzsch, Wolfgang — 1/2-1/2 — Aschersleben GER
1963 — Fuchs, Reinhart vs Pietzsch, Wolfgang — 1/2-1/2 — GDR-ch Aschersleben GER
1965 — Vasiukov, Evgeni vs Pietrusiak, Bogdan — 1-0 — Polanica Zdroj POL
1965 — Myers, Hugh vs Byrne, Robert E — 0-1 — Illinois Open
1966 — Stanciu, Traian vs Mititelu, Gheorghe — 0-1 — Rumania
7.Nde2 — 10.5% (810 parties)
1957 — Honfi, Karoly vs Benko, Pal — 0-1 — Budapest HUN
1959 — Blatny, Frantisek vs Malich, Burkhard, Dr. — 1/2-1/2 — Budapest HUN
1959 — Fischer, Robert J vs Benko, Pal — 1-0 — Bled/Zagreb/Belgrade
1960 — Vasiukov, Evgeni vs Osnos, Viatcheslav — 1-0 — Moscow RUS
1960 — Walther, Edgar vs Pietzsch, Wolfgang — 1-0 — Madrid zt
7.Ndb5 — 10.2% (789 parties)
1959 — Blatny, Frantisek vs Malich, Burkhard, Dr. — 0-1 — Marianske Lazne
1971 — Bak, Istvan vs Hort, Vlastimil — 0-1 — Goteborg SWE
1971 — Bak, Istvan vs Hort, Vlastimil — 0-1 — Goteborg SWE
1972 — Franzen, Jozef vs Jankovec, Ivan — 1/2-1/2 — Trinec CZE
1972 — Vogt, Lothar vs Dueball, Juergen — 1/2-1/2 — Skopje ol (Men) fin-A