B94e — Sicilian: Najdorf, 6.Bg5 Nbd7 7.f4

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte d5, case forte f5, paire de fous, colonne d.
Faiblesses adverses : arriéré b7, Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bf1 enfermé, 3 pièces non développées (F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Bd3 — Développer Bf1
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte c5, avant-poste c5(C), paire de fous, colonne c.
Faiblesses adverses : Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, arriéré b7, 4 pièces non développées (C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bf5 — Développer Bc8
● ...Bb4 — Développer Bf8
● ...d5 — Rupture
● ...e6 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B94e —

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.f4

Eval: [+0.29]

Les coups candidats

7…Qc7 — 55.5% (2116 parties)

Ambassadeurs : Wiesinger, Johann (24x), Susla, Vitaliy (17x), Milde, Lars (12x), Packroff, Hermann (11x), Böhnke, Hartmut (11x), Cukrowski, Filip (10x), Eggleston, David J (9x), Nowicki, Bartosz (9x)

7…Qb6 — 11.4% (435 parties)

Ambassadeurs : Tylecek, Drahomir (7x), Gerasimov, Vladimir Nikolaevich (6x), Bangiev, Alexander (5x), Holfelder, Hans-Joachim (4x), Evans, David (4x), Sánchez Huerga, Aser (4x), Milde, Lars (4x), Petkevich, Jusefs (3x)

7…e6 — 8.3% (317 parties) →

Ambassadeurs : Lovakovic, Franjo (5x), Vodicka, Milan (4x), Kotsur, Pavel (2x), Szabo, Zsolt Jozsef (2x), Sanchez Valles, Jose Maria (2x), Ziebinski, Bartosz (2x), Daulyte-Cornette, Deimante (2x), Vymazal, Bronislav (2x)

7…b5 — 5.8% (223 parties) →

Ambassadeurs : Browne, Walter Shawn (3x), Jasny, Stanislav (3x), Danner, Georg (3x), Genov, Petar (3x), Figueredo Company, Juan José (3x), Quinteros, Miguel A. (2x), Pohla, Harry (2x), Botto, Vladimir (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Qc7	7…Qb6	7…e6	7…b5
<1800	157	39%	15%	16%	6%
1800-2200	1642	59%	9%	9%	6%
2200-2600	1594	60%	12%	6%	5%
2600+	44	66%	5%	5%	7%

Évolution par décennie (% des parties)

Décennie	N parties	7…Qc7	7…Qb6	7…e6	7…b5
1950s	17	35%	6%	18%	6%
1960s	65	29%	18%	11%	6%
1970s	60	10%	62%	5%	12%
1980s	57	12%	49%	9%	14%
1990s	148	19%	16%	24%	15%
2000s	422	23%	13%	19%	22%
2010s	2509	63%	10%	7%	3%
2020s	535	71%	6%	3%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Qc7	63%	71%	▲ +8.7%
7…Qb6	10%	6%	▼ -4.4%
7…e6	7%	3%	▼ -3.9%
7…b5	3%	1%	▼ -2.2%

Parties historiques

7…Qc7 — 55.5% (2116 parties)

1954 — Barden, Leonard vs Sajtar, Jaroslav — 1/2-1/2 — Amsterdam NED
1956 — Tolush, Alexander vs Gurgenidze, Bukhuti — 1-0 — Erevan ARM
1956 — Safvat, Younus vs Filip, Miroslav — 0-1 — Moscow RUS
1957 — Burger, Karl vs Popovych, Orest — 0-1 — Cleveland, OH USA
1957 — Pomar Salamanca, Arturo vs Ribera Arnal, Angel — 1-0 — Zaragoza

7…Qb6 — 11.4% (435 parties)

1957 — Kallas, Hans Joachim vs Pakulla, Rudolf — 1-0 — Soemmerda
1961 — Asfora, Eduardo Hasbum vs Mendes, Silvio Luiz Teixeira — 1-0 — Vitoria
1962 — Pelitov, Dimitar vs Radev Iordanov, Nikolay — 0-1 — Sofia BUL
1963 — Pavlov, Mircea-Sergiu-Aurelian vs Troianescu, Octav — 1-0 — Bucharest ROU
1963 — Pavlov, Mircea-Sergiu-Aurelian vs Kavalek, Lubomir — 1-0 — Halle GER

7…e6 — 8.3% (317 parties)

1957 — Beerheide, Walther vs Hantke Rolf — 1-0 — Brakel
1957 — Bogdanov, Emil vs Kaikamdzozov, Jivko — 1/2-1/2 — Sofia BUL
1959 — Wiesner, Manfred vs Wejnar, Franz — 0-1 — Boehlen
1960 — Ghitescu, Theodor vs Kozma, Julius — 0-1 — Marianske Lazne
1960 — Zajic, Jiri vs Jansa, Vlastimil — 0-1 — Ostrava CZE

7…b5 — 5.8% (223 parties)

1957 — Wesselowsky, Deppe vs Beerheide, Walther — 0-1 — ?
1960 — Fernandez, Rub vs Andrade Herrera, Fernando Alfonso — 1-0 — Azul ch-ARG jr
1960 — Skipchenko vs Kapustin, Aleksandr — 1-0 — Kagul
1962 — Andreeva, Alena vs Malinova, Natalia — 1-0 — Riga LAT
1965 — Baad Schmidt, Noah vs Steiner, Lajos — 1-0 — Austria

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● b7
Chaînes	—	● b7→a6, e7→d6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1), ● f5 (2v0)	● c5 (2v0)
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (2v1)	● e5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bg5	● Bg5 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	3 (f1, a1, h1)	4 (c8, f8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Au centre !
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● e4-e5, ● f4-f5	● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1954 Liberation – Round 5 – Joppen, Ernst – 0-1 – Djurasevic, Bozidar – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 h6 8. Bh4 Qb6 9. Rb1 e5 10. Nde2 Be7
1954 Olympiad final A – Round 1 – Barden, Leonard – 1/2-1/2 – Sajtar, Jaroslav – G63 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 g6 9. O-O-O Bg7 10. Be2 O-O
1956 BCF Ch – Round 3 – Wilkinson, BL. – 0-1 – Parr, Frank – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 g6 8. Qf3 Bg7 9. O-O-O O-O 10. Be2 Qc7
1956 Debrecen – Round 1 – Filep, Tibor – 1-0 – Szekely, Janos Ferenc – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 h6 8. Bh4 Qa5 9. Qd2 b5 10. Bxf6 Nxf6
1956 Moscow olm prel – Round 3 – Safvat, Younus – 0-1 – Filip, Miroslav – G91 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Be2 e6 9. Bh5 g6 10. Bf3 e5
1957 Viborg Jubilaeum – Round 2 – Poulsen, Christian – 1/2-1/2 – Nielsen, Axel – G4 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 h6 8. Bh4 Qc7 9. Be2 b5 10. a3 Bb7
1960 S.F. Fairmont Hotel, bl – Round 26 – Koltanowski, George – 1-0 – McClary, Rip – G12 1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 Nbd7 7. f4 h6 8. Bh4 Qa5 9. Bd3 g5 10. Bg3 Bg7
1961 Baku ch-URS – Round 15 – Spassky, Boris Vasily – 1-0 – Vladimirov, Boris T – G140 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 g6 9. O-O-O Bg7 10. Be2 h6
1961 Montevideo – Round 7 – Dominguez, Cristobal – 1/2-1/2 – Silva Nazzari, Roberto – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 h6 8. Bh4 Qb6 9. a3 e5 10. fxe5 dxe5
1961 Zevenaar – Round 7 – Johannessen, Simon T – 1/2-1/2 – Lehmann, Heinz – G54 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qa5 8. Qf3 e6 9. O-O-O Be7 10. Bh4 Qc7
1964 Reykjavik – Round 9 – Kristinsson, Jon – 0-1 – Olafsson, Fridrik – G51 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qb6 8. a3 g6 9. Bh4 Bg7 10. Bf2 Qc7
1965 Aalborg – Round 1 – Hvenekilde, Jorgen – 0-1 – Holm, Sejer – G38 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. Be2 e6
1965 BRA Ch 32th – Round 2 – De Souza Mendes, Joao – 1/2-1/2 – Gadia, Olicio – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 b5 9. O-O-O Bb7 10. Nd5 Nxd5
1965 Rhode Island – Round 1 – Barry Bertomeu, Enrique – 1/2-1/2 – Gustavson, Alexandre – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 g6 8. Bc4 b5 9. Bb3 Bb7 10. Qe2 Qc7
1966 La Habana olm prel – Round 2 – Casa, Alex – 0-1 – Petrosian, Tigran V – G35 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. Be2 b5
1966 Olympiad Havana CUB – Round 11 – Santacruz, Cesar S. – 1/2-1/2 – Padevsky, Nikola – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nbd7 6. Bg5 a6 7. f4 g6 8. Qd2 Bg7 9. Be2 O-O 10. O-O-O Qc7
1967 BRA Ch – Round 3 – Mangini, Jose Henrique de Mello – 0-1 – Gadia, Olicio – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 h6 9. Bh4 e6 10. O-O-O b5
1967 BRA Ch – Round 9 – Camara, Helder – 1-0 – Gadia, Olicio – G29 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 h6 9. Bh4 g6 10. O-O-O Bg7
1968 USA Open – Round 1 – Subramanian, S – 0-1 – Saidy, Anthony – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 g6 9. O-O-O Bg7 10. g4 h6
1969 Netanya – Round 4 – Damjanovic, Marko – 1-0 – Saidy, Anthony – G30 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qe2 g6 9. O-O-O Bg7 10. f5 b5
1969 Zagreb – Round 13 – Damjanovic, Marko – 1-0 – Saidy, Anthony – G91 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qe2 e5 9. Nf5 h6 10. Bh4 exf4
3. Kings' Tournament 2009 – Round 10 – Radjabov, Teimour – 1/2-1/2 – Ivanchuk, Vasyl – G27 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qe2 e5 9. Nf5 h6 10. Bxf6 Nxf6
34. ECC Open 2018 – Round 1.20 – Salihu, Sami – 0-1 – Bauer, Christian – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 h6 8. Bh4 g6 9. Bxf6 Nxf6 10. e5 dxe5
5. Kings Tournament 2011 – Round 5 – Radjabov, Teimour – 1/2-1/2 – Nakamura, Hikaru – G13 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 e5 8. Nf5 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3
World Blitz 2017 – Round 4.57 – Khairat, Ahmed – 0-1 – Zhao, Jun – G223 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 h6 9. Bh4 g5 10. fxg5 hxg5
World Rapid 2019 – Round 8.57 – Ismagambetov, Anuar – 1-0 – Indjic, Aleksandar – G537 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qa5 8. Qd2 g6 9. O-O-O Bg7 10. Nb3 Qc7

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