B49j — Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Blancs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), la case forte d4, des fous actifs en e2 et e3, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plan principal. Exploiter la case forte e5.

Atouts. Les Noirs s'appuient sur une majorité de pions à l'centre (2 contre 1), la case forte e5, un fou actif en b4, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Une pièce en prise (le pion en e4).

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...d5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→a6, d7→e6, f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v1)	● e5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1)	● d5 (2v1), ● e4 (1v0), ● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Be2	● Be2 Actif (mob. 7)
Be3	● Be3 Actif (mob. 5)
Bb4		● Bb4 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	1 (● a1)	3 (● c8, ● 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	● c2-c3, ● e4-e5, ● f2-f3	● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
1958 UKR Ch – Round 5 – Kots, Yuri I – 1-0 – Vaysman, Alexander – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be2 Nf6 7. Be3 a6 8. O-O Bb4 9. Na4 Bd6 10. Nxc6 bxc6
1960 Leipzig olm fin-A – Round 5 – Barden, Leonard – 1/2-1/2 – Kozma, Julius – G87 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O a6 8. Be3 Bb4 9. Na4 b5 10. Nxc6 dxc6
1961 Baku ch-URS – Round 1 – Kots, Yuri I – 1-0 – Taimanov, Mark E – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. Be3 Nf6 8. O-O Bb4 9. Na4 Bd6 10. Nxc6 bxc6
1962 Erevan ch-URS – Round 1 – Zaitsev, Igor – 0-1 – Stein, Leon Rico – G100 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 Bd6 10. Nxc6 bxc6
1962 Skopje ch17-YUG – Round 1 – Ostojic, Predrag – 1-0 – Bukic, Enver – G51 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O Bb4 9. Na4 b5 10. Nxc6 Qxc6
1962 Varna olm – Round 1 – Matanovic, Aleksandar – 1/2-1/2 – Doda, Zbigniew – G45 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Qc7 7. Be2 Nf6 8. O-O Bb4 9. Na4 Bd6 10. Nxc6 bxc6
1963 Leningrad ch-URS – Round 1 – Suetin, Alexey S – 1-0 – Furman, Slavomir – G83 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8. Be3 Bb4 9. Na4 b5 10. Nxc6 dxc6
1963 URS Team Ch – Round ? – Lomaya, Teimuraz – 1/2-1/2 – Bannik, Anatolij – G41 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. Be3 Nf6 8. O-O Bb4 9. Na4 b5 10. Nxc6 dxc6
1964 Belgrade – Round 12 – Milic, Borislav – 1/2-1/2 – ? – G84 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. Be3 Nf6 8. O-O Bb4 9. Na4 Bd6 10. g3 Be7
1964 Ilford qual – Round 3 – Barden, Leonard – 1/2-1/2 – Franklin, Michael J – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8. Be3 Bb4 9. Na4 Nxe4 10. Nxc6 Qxc6
1964 Kecskemet zt – Round 1 – Szabo, Ladislav – 1-0 – Langeweg, Kick – G42 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O Nc6 8. Be3 Bb4 9. Na4 Bd6 10. g3 Nxe4
1964 Liberation – Round 12 – Milic, Borislav – 1/2-1/2 – ? – G33 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. Be3 Nf6 8. O-O Bb4 9. Na4 Bd6 10. g3 Be7
1964 Pecs – Round 9 – Barczay, Laszlo – 1/2-1/2 – Dely, Peter – G56 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. Be3 a6 8. O-O Bb4 9. Na4 Bd6 10. g3 Be7
1964 Sarajevo 07th – Round 8 – Dely, Peter – 1/2-1/2 – Gufeld, Eduard – G18 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. O-O Bb4 9. Na4 Bd6 10. g3 Be7
1964 WchT U26 11. fin-A – Round 7.3 – Mnatsakanian, Eduard A – 1-0 – Zorigt, Damdzinhav – G120 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nc6 7. Be3 Nf6 8. O-O Bb4 9. Na4 b5 10. Nxc6 Qxc6
1965 Budapest2 – Round 1 – Dely, Peter – 0-1 – Janosevic, Dragoljub – G14 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O Bb4 9. Na4 Ne7 10. Nf3 b5
1965 Hoogovens – Round 10 – Lehmann, Heinz – 1/2-1/2 – Langeweg, Kick – G78 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O Bb4 9. Na4 Bd6 10. Nxc6 bxc6
1965 HUN-ch21 – Round 1 – Foldi, Jozsef – 1/2-1/2 – Dely, Peter – G51 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 Ne7 10. c4 Bd6
1965 Rubinstein Memorial – Round 13 – Brzozka, Stefan – 1/2-1/2 – Matulovic, Milan – G32 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. Be3 Nf6 8. O-O Bb4 9. Na4 Ne7 10. c4 Bd6
1965 Rubinstein Memorial – Round 2 – Serwinski, Benedykt – 1/2-1/2 – Matulovic, Milan – G7 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 Ne7 10. c4 Bd6
1965 URS-ch33 Tallinn EST – Round 1 – Lepeshkin, Vladimir – 1-0 – Furman, Slavomir – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8. Be3 Bb4 9. Na4 Ne7 10. c4 Nxe4
1965 Zinnowitz 02nd – Round 9 – Neukirch, Detlef – 1/2-1/2 – Moehring, Guenther – G21 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 Nf6 7. Be2 a6 8. O-O Bb4 9. Na4 Bd6 10. g3 Nxe4
1966 Bucharest – Round 4 – Bednarski, Jacek B – 1/2-1/2 – Soos, Bela – G20 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be3 Qc7 6. Be2 a6 7. O-O Nf6 8. Nc3 Bb4 9. Na4 Rb8 10. Nxc6 bxc6
1966 Student Olympiad fA – Round 3 – Smejkal, Jan – 1-0 – Spassov, Liuben – G3 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O Nc6 8. Be3 Bb4 9. Na4 Bd6 10. g3 Nxe4
1967 Yugoslavia – Round 1 – Geller, Efim P – 1/2-1/2 – Matulovic, Milan – G13 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 Bd6 10. g3 Be7
1968 Sweden (ch) – Round 6 – Carlberg, Gunnar – 0-1 – Kinnmark, Ove – G22 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O a6 8. Be3 Bb4 9. Na4 d5 10. Nxc6 bxc6
1969 URS Team Ch – Round 1 – Klovans, Janis – 0-1 – Zvorykina, Kira Alekseyevna – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 Bd6 10. Nb6 Rb8
1975 URS Team Ch – Round 1 – Kapengut, Albert – 1-0 – Ruderfer, Mark B – G305 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8. Be3 Bb4 9. Na4 Ne7 10. c4 Nxe4
Buenos Aires Sicilian 1994 – Round 12 – Anand, Viswanathan – 1-0 – Karpov, Anatoly – G6 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 d5 10. Nxc6 bxc6
FIDE WCh KO 2000 – Round 7.3 – Shirov, Alexei – 0-1 – Anand, Viswanathan – G128 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be2 a6 7. O-O Nf6 8. Be3 Bb4 9. Na4 Bd6 10. g3 b5

B49j — Taimanov

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4

Les coups candidats

9…Be7 — 52.8% (2568 parties) →

Ambassadeurs : Miladinovic, Igor (42x), Shirov, Alexei (17x), Tunik, Gennady (13x), Mastrovasilis, Dimitrios (13x), Da Silva Filho, Alcindo Luz Bastos (13x), Lehnhoff, Heinz-Georg (12x), Botsari, Anna-Maria (11x), Bjuhr, Arne (11x)

9…O-O — 33.5% (1631 parties) →

Ambassadeurs : Kaenel, Hansjuerg (17x), Mastrovasilis, Dimitrios (15x), Szabolcsi, Janos (12x), Matulovic, Milan (10x), Tregubov, Pavel V. (10x), Al-Mudahka, Mohd (9x), Teske, Henrik (9x), Klovans, Janis (8x)

9…Bd6 — 6.8% (331 parties)

Ambassadeurs : Matulovic, Milan (14x), Beshukov, Sergei (7x), Beck, Frederik (7x), Taimanov, Mark (4x), Barlov, Dragan (4x), Korneev, Oleg (4x), Shirov, Alexei (4x), Stepovaia, Tatiana (4x)

9…b5 — 3.3% (159 parties)

Ambassadeurs : Sion Castro, Marcelino (5x), Vratonjic, Slobo (3x), Marchadour, Emilie (3x), Berube, Richard (2x), Todorovic, Goran M (2x), Djokic, Nebojsa (2x), Ganguly, Surya Shekhar (2x), Klovans, Janis (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Be7	9…O-O	9…Bd6	9…b5
<1800	58	43%	36%	7%	5%
1800-2200	1210	56%	30%	6%	5%
2200-2600	2974	55%	33%	7%	2%
2600+	125	68%	22%	10%	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Be7	9…O-O	9…Bd6	9…b5
1950s	1	—	—	100%	—
1960s	69	7%	13%	38%	12%
1970s	149	7%	75%	9%	1%
1980s	172	17%	65%	8%	5%
1990s	705	43%	43%	4%	5%
2000s	1884	59%	27%	8%	3%
2010s	1696	58%	32%	5%	2%
2020s	188	67%	22%	5%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Be7	58%	67%	▲ +8.6%
9…O-O	32%	22%	▼ -9.5%
9…Bd6	5%	5%	▼ -0.6%
9…b5	2%	3%	▲ +1.0%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 10 parties
Tal, Mikhail — 10 parties
Karpov, Anatoly — 9 parties
Kasparov, Garry — 4 parties
Hou, Yifan — 3 parties
Karpov, Aleksandr — 2 parties
Botvinnik, Mikhail — 2 parties
Kramnik, Vladimir — 1 partie

Parties historiques

9…Be7 — 52.8% (2568 parties)

1967 — Mecking, Henrique vs Portisch, Lajos — 1/2-1/2 — Sousse TUN
1967 — Holaszek, Hans vs Pachman, Ludek — 0-1 — Veseli nad Moravou
1967 — Matulovic, Milan vs Portisch, Lajos — 1-0 — Sousse TUN
1968 — Szekely, Mihaly vs Lengyel, Agnes — 1/2-1/2 — HUN
1968 — Holaszek, Hans vs Pachman, Ludek — 0-1 — Veseli nad Moravou

9…O-O — 33.5% (1631 parties)

1962 — Platonov, Igor V vs Sergievsky, Vladimir D — 1/2-1/2 — Minsk BLR
1966 — Garcia Martinez, Silvino vs Evans, Larry — 0-1 — Havana CUB
1967 — Boleslavsky, Isaac vs Gipslis, Aivars — 1/2-1/2 — Moscow RUS
1967 — Serwinski, Benedykt vs Brzozka, Stefan — 1-0 — Wroclaw POL
1968 — Jansa, Vlastimil vs Schmidt, Wlodzimierz — 1-0 — Polanica Zdroj POL

9…Bd6 — 6.8% (331 parties)

1958 — Kots, Yuri I vs Vaysman, Alexander — 1-0 — Kiev UKR
1961 — Kots, Yuri I vs Taimanov, Mark — 1-0 — Baku ch-URS
1962 — Matanovic, Aleksandar vs Doda, Zbigniew — 1/2-1/2 — Varna BUL
1962 — Zaitsev, Igor vs Stein, Leon Rico — 0-1 — Erevan ch-URS
1963 — Shmit, Anatoly vs Korelov, Alexander Pavlovich — 1/2-1/2 — Sverdlovsk

9…b5 — 3.3% (159 parties)

1960 — Barden, Leonard vs Kozma, Julius — 1/2-1/2 — Leipzig GER
1961 — Khavsky, Sergey V vs Usov, Nikolay Sergeevich — 1/2-1/2 — Leningrad RUS
1962 — Ostojic, Predrag vs Bukic, Enver — 1-0 — Skopje ch17-YUG
1963 — Suetin, Alexey S vs Furman, Slavomir — 1-0 — Leningrad ch-URS
1963 — Lomaya, Teimuraz vs Bannik, Anatolij — 1/2-1/2 — Moscow RUS

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