B93g — Sicilian: Najdorf, 6.f4 Qc7 7.Bd3 g6

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Qc7 7.Bd3 g6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte e4, case forte d5, Bd3 actif, paire de fous, colonne d.
Faiblesses adverses : arriéré b7, Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, 3 pièces non développées (C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Bg5 — Clouer Nf6
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte g4, case forte c5, paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, arriéré b7, 5 pièces non développées (B8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Bf5 — Développer Bc8
● ...Bb4 — Développer Bf8
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B93g —

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.f4 Qc7 7.Bd3 g6

Eval: [+0.24]

Les coups candidats

8.O-O — 61.1% (339 parties)

Ambassadeurs : Sax, Gyula (7x), Polugaevsky, Lev (5x), Popovych, Orest (5x), Formanek, Edward (5x), Ehlvest, Jaan (5x), Kavalek, Lubomir (4x), Bobotsov, Milko G (4x), ? (4x)

8.Nf3 — 30.1% (167 parties)

Ambassadeurs : ? (4x), Erenska-Barlo, Hanna (3x), Janosevic, Dragoljub (3x), Tal, Mikhail (3x), Cvitan, Ognjen (3x), Kristensen, Kjell Ole (3x), Moe, Mogens (2x), Kristjansson, Bragi (2x)

8.a4 — 2.7% (15 parties)

Ambassadeurs : Kerek, Krisztian (2x), Vujcic, Milena (2x), Petrovic, Tamara (2x), Filipowicz, Adam (1x), Bednarski, Jacek (1x), Glatt, Gabor (1x), Ljangov, Petar (1x), Da Cunha, Marcos Paolozzi S. (1x)

8.Qe2 — 2.5% (14 parties)

Ambassadeurs : Primavera, Roberto (1x), Bukic, Enver (1x), Pinkas, Karol (1x), Boudy Bueno, Julio Leonardo (1x), Hecht, Hans-Joachim (1x), Polugaevsky, Lev (1x), Anelli, Antonio (1x), Martin Herrera, Jose Antonio (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.O-O	8.Nf3	8.a4	8.Qe2
1800-2200	89	57%	28%	3%	3%
2200-2600	275	55%	35%	3%	4%
2600+	8	62%	38%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.O-O	8.Nf3	8.a4	8.Qe2
1950s	14	71%	21%	—	—
1960s	46	63%	30%	2%	—
1970s	112	60%	32%	3%	4%
1980s	95	80%	17%	2%	—
1990s	114	57%	32%	4%	4%
2000s	103	53%	38%	3%	2%
2010s	64	52%	33%	3%	6%
2020s	7	57%	29%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.O-O	52%	57%	▲ +5.6%
8.Nf3	33%	29%	▼ -4.2%
8.a4	3%	0%	▼ -3.1%
8.Qe2	6%	0%	▼ -6.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 6 parties
Kasparov, Garry — 2 parties
Ding, Liren — 1 partie

Parties historiques

8.O-O — 61.1% (339 parties)

1952 — Aponte De La Corte, Jose Manuel vs Leiva, JC. — 1-0 — Buenos Aires ARG
1952 — Burgalat, Francisco J vs Leiva, JC. — 0-1 — Buenos Aires ARG
1952 — Najdorf, Miguel vs Reshevsky, Samuel — 1-0 — Mex/NY/Salvador
1952 — Aponte De La Corte, Jose Manuel vs Burgalat, Eliot — 0-1 — Buenos Aires ARG
1952 — Najdorf, Miguel vs Reshevsky, Samuel — 1-0 — New York, NY USA

8.Nf3 — 30.1% (167 parties)

1952 — Boleslavsky, Isaac vs Simagin, Vladimir — 1-0 — Moskou ch-URS
1954 — Rossolimo, Nicolas vs Evans, Larry — 1/2-1/2 — New Orleans, LA USA
1956 — Krogius, Nikolai V vs Shamkovich, Leonid — 1/2-1/2 — Kislovodsk
1961 — Pogats, Jozsef Jr. vs Polugaevsky, Lev — 0-1 — Oberhausen etc
1962 — Noradounghian, Georges vs Schmidt, Waldemar — 0-1 — Varna BUL

8.a4 — 2.7% (15 parties)

1966 — Filipowicz, Adam vs Bednarski, Jacek — 1/2-1/2 — Polanica Zdroj POL
1971 — Ciocaltea, Victor vs Mecking, Henrique — 1/2-1/2 — Hastings ENG
1971 — Cuijpers, Frans Andre vs Gligoric, Svetozar — 1/2-1/2 — Wijk aan Zee NED
1976 — Van der Wiel, John T.H. vs Kasparov, Garry — 1-0 — Wattignies wch-jr
1980 — Da Cunha, Marcos Paolozzi S. vs Vera Gonzalez-Quevedo, Reynaldo — 1-0 — Mexico City MEX

8.Qe2 — 2.5% (14 parties)

1973 — Anelli, Antonio vs Martin Herrera, Jose Antonio — 1-0 — Buenos Aires ARG
1974 — Hecht, Hans-Joachim vs Polugaevsky, Lev — 0-1 — Solingen GER
1976 — Primavera, Roberto vs Bukic, Enver — 1/2-1/2 — Rome ITA
1976 — Pinkas, Karol vs Boudy Bueno, Julio Leonardo — 1-0 — Lublin POL
1991 — Rios Parra, Alejandro vs Minaya, Juan — 1-0 — Bogota COL

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● b7
Chaînes	—	● b7→a6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● d5 (2v1)	● g4 (2v1), ● c5 (2v0)
Cases faibles	—	—
Centre	● d5 (2v1), ● e4 (2v1)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bd3	● Bd3 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	3 (c1, a1, h1)	5 (b8, 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
1952 Buenos Aires – Round 1 – Reinhardt, Enrique – 1-0 – Leiva, Juan Carlos – G17 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Be3 Bg7 9. h3 b5 10. Qf3 Bb7
1952 Moskou ch-URS – Round 1 – Boleslavsky, Isaac – 1-0 – Simagin, Vladimir – G97 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg4 9. h3 Bxf3 10. Qxf3 Nbd7
1954 US Open 55th – Round 10 – Rossolimo, Nicolas – 1/2-1/2 – Evans, Larry M – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O O-O 10. Qe1 Nbd7
1956 BCF Ch – Round 7 – Martin, Geoffrey J – 0-1 – Parr, Frank – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 Nc6 10. Nf3 O-O
1961 Oberhausen etc – Round 4 – Pogats, Jozsef Jr. – 0-1 – Polugaevsky, Lev – G112 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O b5 10. Qe1 Bb7
1962 Mar del Plata – Round 10 – Penrose, Justin – 0-1 – Polugaevsky, Lev – G89 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 b5
1962 Torremolinos zt – Round 1 – Durão, Joaquim Manuel – 0-1 – Llado Lumbera, Jaime – G5 1. d4 c5 2. e4 cxd4 3. Nf3 d6 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nb3 Nc6 10. Qe1 O-O
1962 URS-JUG2 – Round 1 – Zakharov, Alexander V – 0-1 – Ankerst, Mihael – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 b5 10. e5 dxe5
1962 Varna ol (Men) qual-C – Round 9 – Noradounghian, Georges – 0-1 – Schmidt, Waldemar – G27 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Nbd7 9. O-O Bg7 10. Kh1 b5
1962 Vrnjacka Banja – Round 6 – Bradvarevic, Aleksandar – 0-1 – Bertok, Mario Jr. – G62 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 O-O 10. Qe1 Nbd7
1963 Amsterdam – Round 4 – Rellstab, Ludwig – 0-1 – Lehmann, Heinz – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O O-O 10. Kh1 Nbd7
1963 Piatigorsky Cup – Round 1 – Olafsson, Fridrik – 1/2-1/2 – Gligorić, Svetozar – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Nbd7 9. O-O Bg7 10. Qe1 e5
1964 Buenos Aires – Round 16 – Foguelman, Alberto – 1/2-1/2 – Garcia Rodriguez, Raimundo – G144 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O O-O 10. Kh1 e5
1964 Hoogovens Beverwijk NED – Round 1 – Zuidema, Coen – 1/2-1/2 – Bobotsov, Milko G – G28 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 e5
1964 IBM – Round 6 – Cuijpers, Frans Andre – 1/2-1/2 – Lehmann, Heinz – G29 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 O-O 10. Qe1 Nbd7
1964 Liberation – Round 7 – Zuidema, Coen – 0-1 – ? – G19 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 O-O
1964 Malaga – Round 2 – Puig, Pedro – 0-1 – Lehmann, Heinz – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Be3 Bg7 9. h3 b5 10. a3 Bb7
1964 Tel Aviv olm fin-A – Round 3 – Domnitz, Zadok – 1/2-1/2 – Garcia Rodriguez, Raimundo – G53 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 O-O 10. Nf3 Nbd7
1964 Tel Aviv olm prel – Round 7 – Brinck-Claussen, Bjorn – 0-1 – Bobotsov, Milko G – G68 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 O-O
1965 Belgrade – Round 5 – Dely, Peter – 1/2-1/2 – Kavalek, Lubomir – G28 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 Nbd7 10. Nf3 O-O
1965 Belgrade – Round 9 – Ostojic, Predrag – 1-0 – Kavalek, Lubomir – G53 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 O-O
1965 Hastings ch-BCF – Round 4 – Penrose, Justin – 1/2-1/2 – Lee, Paak Hei – G51 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 b5
1965 Leipzig Inter-1 – Round 2 – Kavalek, Lubomir – 1/2-1/2 – Bobotsov, Milko G – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Qe1 O-O
1965 Northern Open – Round 11 – Brinck-Claussen, Bjorn – 1-0 – Scholes, James E – G16 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nc6 10. Qe1 O-O
1966 Asztalos Memorial 9th – Round 11 – Pelitov, Dimitar – 0-1 – Kavalek, Lubomir – G59 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 O-O 10. Qe1 e5
1967 Asztalos Memorial 10th – Round 12 – Paoli, Enrico – 1/2-1/2 – Flesch, Janos – G62 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 Nbd7 10. Qe1 b5
1967 Atlanta – Round ? – Popovych, Orest – 0-1 – Saidy, Anthony – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. a4 b6
1967 Salgotarjan – Round ? – Barczay, Laszlo – 1/2-1/2 – Johansson Rexner, Melker – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 O-O 10. Qe1 Nbd7
1967 Venice Venice ITA – Round 10 – Kupper, Josef – 1-0 – Magrin, Antonio – G32 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O Bg4 10. Qe1 Bxf3
1968 Bristol ch-BCF – Round 9 – Penrose, Justin – 1-0 – Lee, Paak Hei – G95 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 b5 10. a4 b4
1968 WchT U26 15. qual-D – Round 3.2 – Moe, Mogens – 1/2-1/2 – Kristjansson, Bragi – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Nbd7 9. a4 b6 10. O-O Bb7
1969 Palma de Mallorca – Round 15 – Penrose, Jonathan – 0-1 – Szabo, Laszlo – G133 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 Nbd7 10. Qe1 b5
1969 Venice – Round 1 – Paoli, Enrico – 0-1 – Saidy, Anthony – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Kh1 Nbd7 10. Qe1 b5
1971 Hoogovens – Round 13 – Cuijpers, Frans Andre – 1/2-1/2 – Gligoric, Svetozar – G120 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. a4 Bg7 9. Nf3 Nc6 10. O-O O-O
1973 Leningrad Interzonal – Round 5 – Tukmakov, Vladimir B – 0-1 – Tal, Mihail – G78 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Nbd7 9. O-O e5 10. Qe1 b5
Biel Interzonal 1976 – Round 11 – Tal, Mikhail – 1/2-1/2 – Rogoff, Kenneth – G51 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O Nbd7 10. Kh1 b5
FIDE World Cup 2019 – Round 2.4 – Yu, Yangyi – 1/2-1/2 – Adhiban, B. – G281 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. Nf3 Bg7 9. O-O Nbd7 10. Qe1 O-O
Luzern olm 1982 – Round 13 – Schneider, Larissa Roessler – 0-1 – Tal, Mikhail – G62 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. Kh1 e5
Tilburg Fontys 1996 – Round 10 – Polgar, Judit – 1/2-1/2 – Van Wely, Loek – G46 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3 Nbd7 10. a4 b6

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