B96l - 7…Nbd7 8.Qf3 Qc7 9.O-O-O b5 10.Bd3 - Najdorf (1959)

B96l — Sicilian: Najdorf, 7.f4 Nbd7 8.Qf3 Qc7 9.O-O-O b5 10.Bd3

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nbd7 8.Qf3 Qc7 9.O-O-O b5 10.Bd3 *   ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bB
bK
bB
bR
bQ
bN
bP
bP
bP
bP
bP
bP
bN
bP
wB
wN
wPPion central
wP
wN
wBMauvais fou (4/7 pions)
wQ
wP
wP
wP
wP
wP
wK
wR
wR
abcdefgh
Plans. Rhe1 (90 % des parties) ; Nd5 (Cavalier centralisé en d5, Menace c7 — 2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wR
wK
wP
wP
wP
wP
wP
wQ
wBMauvais fou (4/7 pions)
wN
wP
wP
wN
Case forte (2v1)
wB
Avant-poste C (accessible)
bP
bN
bP
bP
bP
bP
bP
bP
bN
bQ
bR
bB
bK
bB
bR
hgfedcba
Plans. ...Bb7 (Développer c8 — 92 % des parties) ; ...b4 (Expansion aile dame — 3 % des parties).
Avantages
Faiblesses
Diagonale active
Plans

Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés — —
Chaînes — ● a6→b5, f7→e6
Passés — —
Majorité ● aile dame 3v2 —
Cases
♔ Blancs ♚ Noirs
Cases fortes — ● c4 (2v1), ● c5 (3v0)
Cases faibles — —
Centre ● e4 (3v1) ● e5 (2v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● d ● c
Pièces
♔ Blancs ♚ Noirs
Bd3 ● Bd3 Actif (mob. 4)
Bg5 ● Bg5 Ok (mob. 3)
Bc8 ● Bc8 Non développé (mob. 1)
Bf8 ● Bf8 Non développé (mob. 1)
Paire de fous ● Oui ● Oui
Non développées 1 (● h1) 4 (● c8, ● f8, ● a8, ● h8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Roqué ● Au centre
Droits de roque — O-O / O-O-O
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre mobile
Ruptures ● e4-e5, ● f4-f5 ● …d6-d5, ● …e6-e5
Partie
1959 FRG Ch Nuerenberg GER – Round 1 – Unzicker, Wolfgang – 1-0 – Pfeiffer, Gerhard – G2
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
1960 ITA-HUN – Round 1 – De Paoli, Emilio – 0-1 – Szabo, Ladislav – G10
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
1972 Skopje ol (Men) fin-A – Round 9 – Kavalek, Lubomir – 1-0 – Gheorghiu, Florin – G238
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
1975 URS Team Ch – Round 2 – Korsunsky, Rostislav R – 1-0 – Gutman, Lev – G278
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
EU-Cup 24th 2008 – Round 7 – Najer, Evgeniy – 0-1 – Areshchenko, Alexander – G90
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
Hoogovens 1978 – Round ? – Timman, Jan H – 1-0 – Mecking, Henrique – G29
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
Linares 1991 – Round 8 – Ehlvest, Jaan – 1-0 – Gelfand, Boris – G33
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
Portoroz playoff 1973 – Round 1 – Geller, Efim P – 0-1 – Polugaevsky, Lev – G3
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
TCh-RUS 2008 – Round 8 – Ivanchuk, Vasyl – 1-0 – Efimenko, Zahar – G217
1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
URS-ch41 1973 – Round ? – Spassky, Boris V. – 1-0 – Tukmakov, Vladimir B – G18
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7
XXV SuperGM 2008 – Round 1 – Shirov, Alexei – 0-1 – Anand, Viswanathan – G3
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7

B96l — Najdorf (1959)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nbd7 8.Qf3 Qc7 9.O-O-O b5 10.Bd3
Les coups candidats
10…Bb7 — 92.5% (2035 parties)
Ambassadeurs : Daurelle, Herve (13x), Sherwood, Russell (12x), Avotins, Maigonis (10x), Bergmann, Michael (9x), Dvoirys, Semen I. (9x), Wiesinger, Johann (9x), Grobler, David (8x), Kuczynski, Robert (7x)
10…b4 — 3.1% (69 parties)
Ambassadeurs : Zaichik, Gennadi (2x), Szabo, Iuliu inactive (1x), Ungureanu, Emil (1x), Spassky, Boris Vasily (1x), Konstandinidis, Hristos (1x), Ilandzis, Spyridon (1x), Bronstein, David I (1x), Tukmakov, Vladimir B (1x)
Ambassadeurs : Le Page, Claude (2x), Pecka, Josef (2x), Onofre Lima, Manuel (2x), Colucci, Pasquale (1x), Barbera Estelles, Rosendo (1x), Jantzen, Hans-Joerg (1x), Dao, Thien Hai (1x), Salov, Sergej (1x)
10…Qb6 — 1.0% (21 parties)
Ambassadeurs : Gutman, Lev (2x), Cvetkovic, Nemanja (2x), Olejarczyk, Bogdan (2x), Murey, Jacob (1x), Arlt, Dirk (1x), Meyer, Juergen (1x), Buzbuchi, Ionut (1x), Lauter Anita (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Bb7 10…b4 10…Be7 10…Qb6
<1800 83 88% 5% 7% —
1800-2200 946 91% 4% 4% 1%
2200-2600 941 94% 2% 3% 1%
2600+ 30 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 10…Bb7 10…b4 10…Be7 10…Qb6
1950s 1 100% — — —
1960s 6 83% 17% — —
1970s 38 87% 8% 3% 3%
1980s 37 81% 11% — 8%
1990s 196 95% 4% 1% 1%
2000s 985 93% 3% 2% 1%
2010s 781 92% 2% 4% 1%
2020s 157 92% 3% 5% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Bb7 92% 92% ▼ -0.6%
10…b4 2% 3% +0.2%
10…Be7 4% 5% ▲ +0.6%
10…Qb6 1% 0% ▼ -0.6%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
10…Bb7 — 92.5% (2035 parties)
1959 — Unzicker, Ferdinand, Dr. vs Pfeiffer, Gerhard — 1-0 — FRG-ch Nuerenberg GER
1960 — Paoli, Enrico vs Szabo, Laszlo — 0-1 — Reggio Emilia ITA
1967 — Tatai, Stefano vs O'Kelly, Albéric de Galway — 0-1 — Palma de Majorca ESP
1968 — Liebert, Ursula vs Richter, Hildegard — 1/2-1/2 — Weimar
1968 — Melville, Aneka vs Singleton, Michael P F — 1-0 — London ENG
10…b4 — 3.1% (69 parties)
1960 — Szabo, Iuliu inactive vs Ungureanu, Emil — 1-0 — Bucharest ROU
1972 — Spassky, Boris Vasily vs Zaichik, Gennadi — 1-0 — ?
1972 — Bronstein, David I vs Tukmakov, Vladimir B — 0-1 — Moscow RUS
1973 — Spassky, Boris V. vs Zaichik, Gennadi — 1-0 — Moscow tt
1982 — Saetta, Alfredo vs Amovilli, Mauro — 0-1 — Rome ITA
10…Be7 — 3.1% (69 parties)
1977 — Colucci, Pasquale vs Barbera Estelles, Rosendo — 1-0 — corr Italy
1995 — Jantzen, Hans-Joerg vs Dao, Thien Hai — 0-1 — Budapest HUN
2000 — Seibold, Hubert, Dr. vs Loos, Roland — 0-1 — Bayern
2001 — Jacobs, Rudolf vs Grott, Peter — 1/2-1/2 — ?
2002 — Salov, Sergej vs Kantinti, Shadrack — 1-0 — Bled SLO
10…Qb6 — 1.0% (21 parties)
1975 — Lauter Anita vs Gahtan R — 1-0 — ?
1984 — Murey, Jacob vs Gutman, Lev — 0-1 — Israel
1984 — Buzbuchi, Ionut vs Gutman, Lev — 1/2-1/2 — Porz GER
1987 — Arlt, Dirk vs Meyer, Juergen — 1-0 — Muenster GER
1993 — Wu, Shaobin vs Lin, Weiguo — 1/2-1/2 — Beijing CHN