B44o — Sicilian, Taimanov, Szen, 6.c4 a6

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 a6 * ○ 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 d4, paire de fous, colonne d.
Faiblesses adverses : arriéré b7, Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 5 pièces non développées (B1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nc3 — Développer Nb1
● Be3 — Développer Bc1
● 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 e5, avant-poste e5(C), paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, arriéré b7, 5 pièces non développées (G8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nf6 — Développer Ng8
● ...Be7 — Développer Bf8
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B44o — Taimanov Szen

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 a6

Eval: [+0.30]

Les coups candidats

7.N5c3 — 73.0% (881 parties)

Ambassadeurs : Taimanov, Mark (10x), Yudasin, Leonid (5x), Sammalvuo, Tapani (4x), Meijers, Viesturs (4x), Westerinen, Heikki M.J. (3x), Fabian Henryk (3x), Medina-Garcia, Antonio (3x), Kholmov, Ratmir D (3x)

7.N5a3 — 20.0% (241 parties)

Ambassadeurs : Paehtz, Elisabeth (2x), Monnisha G K (2x), Wisniewski, Maciej (2x), Ljikar, Zoran (2x), Karwowski, Kacper (2x), Peng, Hongchi (2x), Vozinaki, Anthi - Maria (2x), Georgakopoulos, Nikolaos K. (2x)

7.Nd4 — 6.6% (80 parties)

Ambassadeurs : Adamczyk, Zuzanna (2x), Zawadzka, Jolanta (2x), Gonzalez Mestres, Luis (1x), Sanz Alonso, Francisco Javier (1x), Manetta, John (1x), Zeitler, Hans-Juergen (1x), Murey, Jacob (1x), Delebarre, Xavier (1x)

7.N1c3 — 0.2% (2 parties)

Ambassadeurs : Robatsch, Karl (1x), Penrouz (1x), Gieringer, Clemens (1x), Faulstich, Kurt (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.N5c3	7.N5a3	7.Nd4	7.N1c3
<1800	43	58%	37%	5%	—
1800-2200	484	67%	25%	7%	0%
2200-2600	461	80%	12%	7%	—
2600+	9	67%	33%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7.N5c3	7.N5a3	7.Nd4	7.N1c3
1930s	1	100%	—	—	—
1950s	2	100%	—	—	—
1960s	41	93%	5%	—	2%
1970s	69	86%	10%	4%	—
1980s	41	85%	12%	2%	—
1990s	199	74%	20%	6%	—
2000s	318	72%	22%	5%	—
2010s	452	70%	22%	8%	—
2020s	84	63%	21%	14%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.N5c3	70%	63%	▼ -6.8%
7.N5a3	22%	21%	-0.5%
7.Nd4	8%	14%	▲ +6.5%
7.N1c3	0%	1%	▲ +1.2%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Aleksandr — 2 parties
Ju, Wenjun — 1 partie

Parties historiques

7.N5c3 — 73.0% (881 parties)

1934 — Capablanca, Jose vs Cintron, Rafael L — 1-0 — San Juan
1954 — Boleslavsky, Isaac vs Sterner, Olof — 1-0 — Stockholm SWE
1957 — Maseev, Leon Iosifovich vs Konstantinopolsky, Alexander — 1/2-1/2 — ?
1960 — Drimer, Dolfi vs Darga, Klaus — 1/2-1/2 — Leipzig GER
1960 — Wade, Robert G vs Olafsson, Fridrik — 0-1 — Buenos Aires ARG

7.N5a3 — 20.0% (241 parties)

1961 — Mihaljcisin, Mihajlo vs Rabar, Braslav — 1-0 — Zagreb CRO
1969 — Klein, Manfred vs Kestler, Hans-Guenther — 1/2-1/2 — FRG-ch Koenigsfeld GER
1970 — Von Seelen, Svend Ove vs Laurberg Hakon — 0-1 — ?
1971 — Troianescu, Octav vs Hort, Vlastimil — 0-1 — Havana CUB
1971 — Nikolic, Stanimir vs Bobotsov, Milko G — 1-0 — Varna BUL

7.Nd4 — 6.6% (80 parties)

1975 — Gonzalez Mestres, Luis vs Sanz Alonso, Francisco Javier — 0-1 — Olot
1975 — Manetta, John vs Zeitler, Hans-Juergen — 1/2-1/2 — Bad Berleburg
1977 — Eslon, Jaan vs Krnic, Zdenko — 1/2-1/2 — Wijk aan Zee NED
1988 — Murey, Jacob vs Delebarre, Xavier — 1-0 — France
1995 — Hlavac, Rudolf vs Tochor, Jiri — 1/2-1/2 — CZE-chT1b

7.N1c3 — 0.2% (2 parties)

1962 — Robatsch, Karl vs Penrouz — 1/2-1/2 — ol Varna
2024 — Gieringer, Clemens vs Faulstich, Kurt — 1-0 — Heusenstamm GER

	♔ 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	● d4 (2v1)	● e5 (2v0)
Cases faibles	—	● d6
Centre	● d4 (2v1), ● d5 (3v1)	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	5 (b1, c1, f1, a1, h1)	5 (g8, 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	● c4-c5, ● e4-e5, ● f2-f3	● …d6-d5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1957 Corr – Round ? – Maseev, Leon Iosifovich – 1/2-1/2 – Konstantinopolsky, Alexander – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Rb8
1960 Buenos Aires – Round 8 – Wade, Robert G – 0-1 – Olafsson, Fridrik – G93 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 b6
1960 Leipzig olm fin-A – Round 3 – Drimer, Dolfi – 1/2-1/2 – Darga, Klaus – G50 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. b3 b6
1961 Baku ch-URS – Round 9 – Kholmov, Ratmir D – 1-0 – Vladimirov, Boris T – G87 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Bd7
1961 Debrecen – Round 7 – Suetin, Alexey S – 1/2-1/2 – Lokvenc, Josef – G47 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 b6
1962 Erevan ch-URS – Round 1 – Mnatsakanian, Eduard A – 1/2-1/2 – Kots, Yuri I – G104 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Qc7
1962 Reggio Emilia ITA – Round 6 – Honfi, Karoly – 1/2-1/2 – Rabar, Braslav – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O Qc7 10. Be3 O-O
1963 Bath ch-BCF – Round 8 – Littlewood, Norman – 0-1 – Franklin Sheunesu Mhembere – G66 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Qc7
1963 Liberation – Round 1 – Kholmov, Ratmir D – 1-0 – Cobo Arteaga, Eldis – G13 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Qc7
1963 Spartak CC – Round ? – Mnatsakanian, Eduard A – 1/2-1/2 – Cherepkov, Alexander V – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Rb8
1964 Ch (Men) Budapest HUN – Round 1 – Titkos, Jeno – 0-1 – Varnusz, Egon – G23 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 b6
1965 Gyula – Round 1 – Honfi, K. – 0-1 – Korchnoi, Viktor – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Rb8
1965 Kiel Open – Round 3 – Redlich, Olaf – 0-1 – Eising, Johannes – G15 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Na3 Qa5
1965 Novi Sad – Round 19 – Bogdanovic, Rajko – 1-0 – Puc, Stojan – G157 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. b3 Qc7
1966 Helsinki – Round 2 – Westerinen, Heikki M.J. – 1/2-1/2 – Ojanen, Kaarle S – G8 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Qc7 8. Be2 Nf6 9. O-O Be7 10. Be3 O-O
1966 Hoogovens-B – Round 9 – Westerinen, Heikki M.J. – 1-0 – Kramer, Haije – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Qc7
1966 La Habana olm fin-B – Round 10 – Westerinen, Heikki M.J. – 1-0 – Zinser, Sylvain – G148 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Bd7
1966 La Habana olm fin-B – Round 11 – Chiaramonti, Jacques – 0-1 – Filipowicz, Andrzej – G169 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 b6
1966 URS Team Ch – Round 1 – Gipslis, Aivars – 0-1 – Vasiukov, Evgeni – G46 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Bd7
1967 It II – Round 2 – Tatai, Stefano – 1-0 – Medina-Garcia, Antonio – G6 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 b6
1967 POL Team Ch 20th – Round 5 – Filipowicz, Andrzej – 1-0 – Fabian Henryk – G30 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Be7 8. Be3 Nf6 9. Be2 O-O 10. O-O Rb8
1968 Hoogovens – Round 10 – Crabbendam, Hans – 0-1 – Medina-Garcia, Antonio – G90 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. Be3 O-O 10. O-O Bd7
1968 Skopje/Ohrid – Round 8 – Matulovic, Milan – 1-0 – Bukic, Enver – G67 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Ne5
1968 URS Team Ch – Round 1 – Zhidkov, Valery S – 1/2-1/2 – Arseniev, Vladimir V. – G116 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Bd7
1968 WchT U26 15. fin-B – Round 8.1 – Keogh, Eamon – 1/2-1/2 – Holaszek, Hans – G33 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be3 Be7 9. Be2 O-O 10. O-O Qc7
1969 Capablanca Memorial – Round 3 – Haro Garcia, Gilberto – 0-1 – Korchnoi, Viktor – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Rb8
1969 POL Ch 26th – Round 7 – Kwasniewski, Janusz – 0-1 – Kostro, Jerzy – G29 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. Be3 O-O 10. O-O Bd7
1969 Venice – Round 3 – Matulovic, Milan – 1/2-1/2 – Taimanov, Mark E – G22 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Bd7
1974 Manila – Round ? – Diks – 1-0 – Marjanovic, Slavoljub – G91 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Qc7
1974 Manila – Round 2 – Dieks, Roy G – 0-1 – Marjanovic, Slavoljub – G90 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Qc7
Moskou ch-URS 1976 – Round 1 – Karpov, Anatoly – 1/2-1/2 – Taimanov, Mark E – G22 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Be2 Be7 9. O-O O-O 10. Be3 Bd7
World Blitz 2016 – Round 10.47 – Jumabayev, Rinat – 1-0 – Stratonowitsch, Andre – G418 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5c3 Nf6 8. Bf4 Be7 9. Be2 O-O 10. O-O Ne5
World Blitz 2017 – Round 16.12 – Quparadze, Giga – 0-1 – Rapport, Richard – G818 1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. c4 a6 7. N5c3 g6 8. Bf4 Nf6 9. Be2 e5 10. Be3 Be6

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