B94k — Sicilian: Najdorf, 6.Bg5 Nbd7 7.Bc4 Qa5 8.Qd2 e6 9.O-O-O

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 Qa5 8.Qd2 e6 9.O-O-O * ● 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 f4, Bc4 actif, Bg5 actif, paire de fous, colonne d.
Faiblesses adverses : arriéré b7, Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Plans :
● 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, case forte e5, avant-postes c5(C), e5(C), paire de fous, colonne c.
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
● b6+Bb7 — PRIORITÉ: libérer le Bc8 (b6+Bb7, ...Bf5)
● ...Be7 — Développer Bf8
● ...d5 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B94k — Najdorf

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nbd7 7.Bc4 Qa5 8.Qd2 e6 9.O-O-O

Eval: [+0.44]

Les coups candidats

9…b5 — 88.5% (309 parties)

Ambassadeurs : Danner, Georg (6x), Hammar, Bengt (6x), Tal, Mikhail (5x), Mathes, Werner (5x), Vooremaa, Andres (4x), Gipslis, Aivars (4x), Matanovic, Aleksandar (4x), Bogdanovic, Rajko (4x)

9…Be7 — 7.4% (26 parties)

Ambassadeurs : Easton, Dean (2x), Apol, Luitjen Akselsson (2x), Rubinetti, Jorge (1x), Garcia, Horacio Pedro (1x), Haussmann B (1x), Rippe, W. (1x), Bivshev, Vasily (1x), Furman, Slavomir (1x)

9…h6 — 3.2% (11 parties)

Ambassadeurs : Smailbegovic, Hasan (1x), Bogdanovic, Radivoje (1x), Gaprindashvili, Nona (1x), Palmason, Gudmundur (1x), Ridala (1x), Ojanen, Jyrki (1x), Djurovic, Bojan (1x), Bogdanovic, Rajko (1x)

9…Nc5 — 0.6% (2 parties)

Ambassadeurs : Enkhrii Enkh-Amgalan (1x), Margadgua Erdenebayar (1x), Mrkus, Frantisek (1x), Filip, Tomas (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…b5	9…Be7	9…h6	9…Nc5
<1800	3	67%	—	—	33%
1800-2200	64	78%	14%	5%	2%
2200-2600	118	86%	9%	4%	—
2600+	3	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…b5	9…Be7	9…h6	9…Nc5
1950s	21	90%	5%	5%	—
1960s	77	92%	4%	4%	—
1970s	63	94%	6%	—	—
1980s	23	100%	—	—	—
1990s	19	100%	—	—	—
2000s	32	88%	9%	3%	—
2010s	97	80%	13%	5%	—
2020s	17	71%	12%	6%	12%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…b5	80%	71%	▼ -9.8%
9…Be7	13%	12%	▼ -1.6%
9…h6	5%	6%	▲ +0.7%
9…Nc5	0%	12%	▲ +11.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 5 parties

Parties historiques

9…b5 — 88.5% (309 parties)

1957 — Tal, Mikhail vs Kolarov, Atanas S. — 1-0 — Reykjavik ISL
1957 — Altshuler, Roman Zinovievich vs Aronin, Lev — 0-1 — ?
1958 — Kupka, Albin vs Gerink — 1/2-1/2 — Prague CZE
1958 — Lokvenc, Josef vs Tal, Mikhail — 0-1 — Munich olm fin-A
1958 — Abakarov, D vs Polugaevsky, Lev — 1/2-1/2 — Baku AZE

9…Be7 — 7.4% (26 parties)

1954 — Bivshev, Vasily vs Furman, Slavomir — 1-0 — Kiev ch-URS
1961 — Cesnauskas, Antonas A vs Heuer, Valter — 1-0 — Novgorod RUS
1965 — Rubinetti, Jorge vs Garcia, Horacio Pedro — 1-0 — Buenos Aires ARG
1969 — Haussmann B vs Rippe, W. — 1-0 — corr FRG-PK
1972 — Easton, Dean vs Wall, Bill — 0-1 — Marysville, NC

9…h6 — 3.2% (11 parties)

1959 — Ridala vs Ojanen, Jyrki — 0-1 — Helsinki Open
1962 — Smailbegovic, Hasan vs Bogdanovic, Radivoje — 1/2-1/2 — Sarajevo BIH
1964 — Gaprindashvili, Nona vs Palmason, Gudmundur — 0-1 — Reykjavik ISL
1965 — Djurovic, Bojan vs Bogdanovic, Rajko — 1-0 — Novi Sad SRB
2000 — Hage, Henk H vs Schiller, Wilfried — 1-0 — IECG

9…Nc5 — 0.6% (2 parties)

2023 — Enkhrii Enkh-Amgalan vs Margadgua Erdenebayar — 1-0 — Ulaanbaatar MGL
2025 — Mrkus, Frantisek vs Filip, Tomas — 0-1 — Czech Republic CZE

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● b7
Chaînes	—	● b7→a6, f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● c5 (3v0), ● e5 (3v0)
Cases faibles	—	—
Centre	● d4 (1v0)	● e5 (3v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc4	● Bc4 Actif (mob. 8)
Bg5	● Bg5 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
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	semi-ouvert
Ruptures	● e4-e5, ● f2-f3	● …d6-d5, ● …e6-e5

Partie
1954 Kiev ch-URS – Round 1 – Bivshev, Vasily – 1-0 – Furman, Slavomir – G98 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O Be7 10. Rhe1 O-O
1957 Corr – Round ? – Altshuler, Roman Zinovievich – 0-1 – Aronin, Lev – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1957 Reykjavik – Round 1 – Tal, Mikhail – 1-0 – Kolarov, Atanas S. – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bxe6 fxe6
1958 Munich olm fin-A – Round 10 – Lokvenc, Josef – 0-1 – Tal, Mikhail – G50 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1958 Munich olm fin-A – Round 2 – Lehmann, Heinz – 1/2-1/2 – Petrosian, Tigran A. – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1958 Portoroz Interzonal – Round 4 – Matanovic, Aleksandar – 1-0 – Tal, Mikhail – G38 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1958 Riga ch-URS – Round 13 – Gipslis, Aivars – 0-1 – Gurgenidze, Bukhuti – G113 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1958 Sochi – Round 1 – Kortchnoi, V. – 0-1 – Polugaevsky, L. – G4 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1958 WchT U26 fin-A 05th – Round 3 – Gipslis, Aivars – 1/2-1/2 – Bogdanovic, Rajko – G30 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1959 New York ch-USA – Round 10 – Sherwin, James T – 0-1 – Reshevsky, Samuel – G55 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1960 Leningrad tt – Round 3 – Szabo, Iuliu inactive – 0-1 – Weinstein, Raymond – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 Bled – Round 4 – Bertok, Mario Jr. – 0-1 – Najdorf, Miguel – G42 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 Bled – Round 9 – Ivkov, Borislav – 1/2-1/2 – Petrosian, Tigran A. – G85 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 Bucharest GMT 5th – Round 13 – Drimer, Dolfi – 0-1 – Mititelu, Gheorghe – G51 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 Helsinki – Round 7.1 – Westerinen, Heikki M.J. – 0-1 – Lombardy, William J – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 New York ch-USA – Round 10 – Seidman, Herbert – 0-1 – Saidy, Anthony – G51 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 Stockholm – Round 8 – Tal, Mikhail – 1-0 – Martin Johansson Sr – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1961 WchT U26 08th – Round 3.1 – Soby, Frode – 0-1 – Lombardy, William J – G22 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bxe6 fxe6
1961 Zevenaar – Round 4 – Lehmann, Heinz – 0-1 – O'Kelly, Albéric de Galway – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1962 Copenhagen – Round 7 – Soby, Frode – 0-1 – Hamann, Svend – G43 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 b4
1962 Sarajevo – Round 8 – Smailbegovic, Hasan – 1/2-1/2 – Bogdanovic, Radivoje – G47 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O h6 10. Bxf6 Nxf6
1962 Vrnjacka Banja – Round 7 – Bojkovic, Slobodan – 0-1 – Bogdanovic, Rajko – G69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1963 New York ch-USA – Round 6 – Mednis, Edmar J – 0-1 – Saidy, Anthony – G27 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1963 URS Spartakiad – Round 1 – Shamkovich, Leonid – 1-0 – Titenko, Vladimir F – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 Buenos Aires – Round 7 – Rubinetti, Jorge – 1-0 – Bielicki, Carlos – G64 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 CSR Ch – Round 16 – Trapl, Jindrich – 1/2-1/2 – Kozma, Julius – G121 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 Kecskemet zt – Round ? – Attard, Wilfred – 1/2-1/2 – Matanovic, Aleksandar – G96 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 Pecs – Round 6 – Dely, Peter – 1-0 – Bogdanovic, Rajko – G35 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 Reykjavik – Round 10 – Gaprindashvili, Nona – 0-1 – Palmason, Gudmundur – G58 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O h6 10. Bxf6 Nxf6
1964 Tal Westminster Simul-20 – Round 1 – Tal, Mikhail – 1-0 – Kalton, Nigel John – G1 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 Tel Aviv olm fin-A – Round 10 – Langeweg, Kick – 1/2-1/2 – Saidy, Anthony – G220 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1964 Zagreb – Round 8 – Antunac, Goran – 1/2-1/2 – Bertok, Mario Jr. – G45 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1965 Buenos Aires Ch – Round 5 – Rubinetti, Jorge – 1-0 – Garcia, Horacio Pedro – G16 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O Be7 10. Rhe1 h6
1965 Novi Sad – Round 14 – Djurovic, Bojan – 1-0 – Bogdanovic, Rajko – G117 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O h6 10. Bh4 b5
1965 WchT U26 12. prel – Round 5 – Gheorghiu, Florin – 1-0 – Pedersen, Svend – G49 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1965 Zinnowitz GER – Round 14 – Hennings, Artur – 1/2-1/2 – Dely, Peter – G28 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1966 Groningen – Round 1 – Kupreichik, Viktor D – 1-0 – Danner, Georg – G4 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Nc5
1966 Reykjavik – Round 8 – Thorsteinsson, Bjorn – 0-1 – Olafsson, Fridrik – G40 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1966 US Open – Round 3 – Byrne, Robert E – 1-0 – Matera, Salvatore – G13 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7
1970 IBM – Round 10 – Tatai, Stefano – 0-1 – Hamann, Slawomir – G102 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bd5 exd5
74. Tata Steel GMA 2012 – Round 8 – Giri, Anish – 0-1 – Gashimov, Vugar – G53 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bd5 b4
Moskou ch-URS 1976 – Round 1 – Gulko, Boris – 0-1 – Petrosian, Tigran V. – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7

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