B89c - 7…Be7 - Sozin

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B89c — Sozin
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7
Eval: [+0.35]
Les coups candidats
Ambassadeurs : Velimirovic, Dragoljub (20x), De Firmian, Nick (18x), Paoli, Enrico (16x), Schneider, Lars-Ake (16x), Weindl, Alfred (16x), Nunn, John D M (16x), Wedberg, Tom (15x), Van der Wiel, John T.H. (14x)
Ambassadeurs : De Firmian, Nick (8x), Rogic, Davor (7x), Neukirch, Detlef (6x), ? (6x), Van der Wiel, John T.H. (6x), Gheorghiu, Florin (5x), Cebalo, Miso (5x), Felsberger, Alfred (5x)
8.O-O — 7.5% (441 parties)
Ambassadeurs : Wosch, Arkadiusz (7x), Vesely, Jiri (3x), Bossoni, Mario (3x), Hlavac, Rudolf (3x), Olland, Adolf George (2x), Kinzel, Anton (2x), Hartston, William R (2x), Penrose, Justin (2x)
8.f4 — 2.7% (161 parties)
Ambassadeurs : Gross, David (4x), Smejkal, Jan (2x), Beni, Alfred (2x), Trapl, Jindrich (2x), Borkowski, Franciszek (2x), Groetz, Harald (2x), Parr, David (2x), Ragozin, Evgeni (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Qe2 8.Bb3 8.O-O 8.f4
<1800 91 54% 10% 19% 3%
1800-2200 1395 67% 13% 10% 3%
2200-2600 2718 74% 17% 5% 3%
2600+ 51 75% 18% 2% 6%
Évolution par décennie (% des parties)
Décennie N parties 8.Qe2 8.Bb3 8.O-O 8.f4
1920s 2 — — 100% —
1940s 4 25% — 50% 25%
1950s 17 41% 6% 47% —
1960s 307 57% 31% 6% 5%
1970s 621 80% 15% 3% 1%
1980s 699 83% 11% 4% 0%
1990s 1551 69% 16% 6% 4%
2000s 1479 67% 14% 10% 3%
2010s 1018 65% 14% 10% 2%
2020s 175 67% 14% 11% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Qe2 65% 67% ▲ +1.7%
8.Bb3 14% 14% -0.3%
8.O-O 10% 11% ▲ +0.7%
8.f4 2% 1% ▼ -1.7%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 8 parties
Anand, Viswanathan — 3 parties
Kasparov, Garry — 3 parties
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
8.Qe2 — 69.7% (4092 parties)
1948 — Tartakower, Savielly vs Rossolimo, Nicolas — 1/2-1/2 — Paris FRA
1950 — Rossolimo, Nicolas vs Marini, Liam — 1/2-1/2 — Mar del Plata ARG
1954 — Miliani, Giorgio vs Napolitano, Mario — 0-1 — Trieste
1957 — Rakic, Tomislav vs Djurasevic, Bozidar — 1-0 — Sombor
1959 — Piazzini, Luis vs Schweber, Samuel — 1-0 — Quilmes
8.Bb3 — 15.1% (889 parties)
1959 — Nikolaevsky, Yuri V vs Geller, Efim P. — 0-1 — Kiev UKR
1961 — Rakic, Tomislav vs Sinesh — 1-0 — Yugoslavia Cup
1961 — Bozdoghina, Constantin vs Radovici, Corvin — 1/2-1/2 — Romania
1961 — Khasin, Abram vs Kots, Yuri I — 1-0 — Baku ch-URS
1961 — Silva Nazzari, Hector vs Kaszdan Ernesto — 1-0 — Uruguay
8.O-O — 7.5% (441 parties)
1924 — Olland, Adolf George vs Kroone, Gerard — 1-0 — Amsterdam NED
1926 — Olland, Adolf George vs Weenink, Henri — 0-1 — NED
1946 — Joly, Remy vs Gourdon Pascal — 0-1 — ?
1948 — Tartakower, Savielly vs Radulescu, Mihai — 1/2-1/2 — Budapest Budapest HUN
1950 — Estrin, Yakov vs Aronin, Lev — 1/2-1/2 — USSR ch sf
8.f4 — 2.7% (161 parties)
1949 — Penrose, Jonathan vs Israel, Harold — 0-1 — Felixstowe
1960 — Flores Alvarez, Rodrigo vs Bolbochan, J. — 1-0 — Sao Paulo BRA
1960 — Penrose, Justin vs Pomar Salamanca, Arturo — 1/2-1/2 — Madrid ESP
1963 — Fichtl, Jiri vs Hýbl, Jaroslav — 1-0 — Prague CZE
1964 — Alster, Ladislav vs Kozma, Julius — 1-0 — Brno CZE