B86d - 6…a6 7.Bb3 - Sozin-Najdorf

Fin du contenu

Aucune page supplémentaire à charger

← Articles plus récents
Articles plus anciens →
B86d — Sozin-Najdorf
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 a6 7.Bb3
Eval: [+0.16]
Les coups candidats
Ambassadeurs : Conterno, Dominique (37x), ? (24x), Farago, Sandor (22x), Gelfand, Boris (21x), Velimirovic, Dragoljub (20x), Timmerman, Gert (20x), Novikov, Igor (19x), De Firmian, Nick (17x)
7…Nbd7 — 26.3% (5627 parties)
Ambassadeurs : Conterno, Dominique (33x), Vavra, Pavel (15x), Ftacnik, Lubomir (15x), Tomczak, Jacek (15x), Dvoirys, Semen I. (15x), Kunzelmann, Fred Dr (14x), Eberth, Zoltan Bela (12x), Burrows, Martin P (12x)
Ambassadeurs : Loginov, Valery A (19x), Eberth, Zoltan Bela (17x), Farago, Sandor (14x), Zagrebelny, Sergey (11x), Burchardt, Brigitte (11x), Almasi, Istvan (10x), Decka, Eliska (9x), Jackova, Jana (9x)
7…Nc6 — 5.4% (1152 parties)
Ambassadeurs : L`Ami, Alina (12x), Kupreichik, Viktor D (8x), De Firmian, Nick (7x), Petrushin, Alexander I (6x), Istratescu, Andrei (6x), Leitao, Rafael (6x), Rodriguez Cespedes, Amador (5x), Morozevich, Alexander (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…b5 7…Nbd7 7…Be7 7…Nc6
<1800 506 36% 19% 38% 4%
1800-2200 7398 37% 26% 28% 5%
2200-2600 8681 47% 32% 14% 6%
2600+ 196 46% 38% 5% 10%
Évolution par décennie (% des parties)
Décennie N parties 7…b5 7…Nbd7 7…Be7 7…Nc6
1790s 1 — — 100% —
1930s 1 — 100% — —
1950s 51 16% — 49% 29%
1960s 428 39% 7% 45% 7%
1970s 867 65% 2% 27% 4%
1980s 1156 68% 5% 21% 5%
1990s 4788 44% 25% 22% 7%
2000s 7481 43% 27% 22% 6%
2010s 5697 35% 35% 23% 4%
2020s 916 42% 34% 19% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…b5 35% 42% ▲ +7.2%
7…Nbd7 35% 34% ▼ -1.7%
7…Be7 23% 19% ▼ -3.9%
7…Nc6 4% 4% -0.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 7 parties
Ju, Wenjun — 4 parties
Smyslov, Vladimir — 1 partie
Euwe, Max — 1 partie
Hou, Yifan — 1 partie
Parties historiques
7…b5 — 43.0% (9189 parties)
1953 — Burkhardt, Erich vs Herrmann, Ludwig — 0-1 — Jena GER
1959 — Benko, Pal vs Tal, Mikhail — 0-1 — Bled/Zagreb/Belgrade
1959 — Nikitin, Aleksander S vs Tringov, Georgi P — 0-1 — Budapest HUN
1959 — Fischer, Robert J vs Tal, Mikhail — 0-1 — Belgrade/Bled/Zagreb YUG
1959 — Honfi, Karoly vs Szabo, Laszlo — 1/2-1/2 — Budapest HUN
7…Nbd7 — 26.3% (5627 parties)
1937 — Eisinger Max vs Reinhardt, Heinrich — 0-1 — Hamburg GER
1960 — Wexler, Bernardo vs Foguelman, Alberto — 1/2-1/2 — Buenos Aires ARG
1963 — Scanavino, Eduardo vs Panno, Oscar — 1/2-1/2 — Buenos Aires ARG
1964 — Witkowski, Alan vs Drozd , Alexandr — 1/2-1/2 — POL-ch21 Warsaw POL
1964 — Bednarski, Jacek vs Bogdanovic, Rajko — 1-0 — Zinnowitz GER
7…Be7 — 23.0% (4919 parties)
1792 — Janetschek, Karl vs Kormanyos, Zoltan — 1-0 — Kecskemet HUN
1952 — Andric, Dragoslav vs Vukovic, Sava — 1/2-1/2 — Belgrade SRB
1952 — Steinberg, Jose vs Garcia Vera, Romeo — 1-0 — Rosario ARG
1955 — Rosenfeld, Isai K vs Luik, Helmuth — 1-0 — Tallinn EST
1955 — Novikov, Adolf vs Boleslavsky, Isaac — 1/2-1/2 — White Russia
7…Nc6 — 5.4% (1152 parties)
1954 — Kasparian, Genrikh vs Kotov Lundqvist, Alex — 0-1 — Erevan ARM
1956 — Altschul, Milos vs Lax, Hendrich — 1-0 — Bratislava SVK
1957 — Bogdanovic, Rajko vs Udovcic, Mijo — 1-0 — Sombor
1957 — Kinzel, Anton vs Nievergelt, Erwin — 1-0 — Bern SUI
1958 — Suetin, Alexey S vs Bertok, Mario Jr. — 1/2-1/2 — Zagreb CRO