E55 - 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 - Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation

E55 — Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O   ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bBFou enfermé — mobilité 0
bQ
bR
bK
bP
bP
bN
bP
bP
bP
bP
bN
Case forte (2v0)
bP
Case forte (2v1)
bB
wBFou actif — mobilité 7
wPPion central
wN
wPPion central
wN
wP
wP
wP
wP
wP
wR
wB
wQ
wR
wK
abcdefgh
Avantages : majorité centre (2v1), case forte b5, case forte e5, Bc4 actif, paire de fous, colonne c.
Faiblesses adverses : Bc8 enfermé.
Problèmes : Bc1 enfermé.
Plans :
● Qe2 — Masters 51%
● a3 — Préparer expansion aile dame, [Masters 36%]
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wQ
wBFou enfermé — mobilité 1
wR
wP
wP
wP
wP
wP
wN
wP
wN
wP
wB
bB
Avant-poste C (accessible)
bPMajorité aile dame
bN
bP
bP
bP
bP
bN
bP
bP
bK
bR
bQ
bB
bR
hgfedcba
Avantages : majorité aile_dame (3v2), avant-poste d5(C), paire de fous, colonne d.
Faiblesses adverses : Bc1 enfermé.
Problèmes : Bc8 enfermé.
Plans :
● b6+Bb7 — PRIORITÉ: libérer le Bc8 (b6+Bb7, ...Bg4, ...Bf5)
● ...Bg4 — Clouer Nf3
● ...e5 — Rupture
● ...Rd — Tour sur colonne d
Avantages
Faiblesses adverses
Diagonale active
Plans

+0.28 léger avantage blanc. Base Masters : Blancs 21.2%, Nulles 59.7%, Noirs 19.1%.
Coups candidats
5.Qe2  (50.7% — Blancs: 22.5% | Nulles: 61.3% | Noirs: 16.1%)
5.a3  (35.8% — Blancs: 18.0% | Nulles: 59.4% | Noirs: 22.6%)
5.Qb3  (5.8% — Blancs: 28.1% | Nulles: 50.0% | Noirs: 21.9%)
5.Bd3  (3.1% — Blancs: 22.9% | Nulles: 57.1% | Noirs: 20.0%)
5.Bd2  (1.9% — Blancs: 14.3% | Nulles: 76.2% | Noirs: 9.5%)
5.Ne2  (0.7% — Blancs: 25.0% | Nulles: 37.5% | Noirs: 37.5%)
auto
Analyse coup par coup — 7 demi-coups commentés
1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3.
1…Nf6 Contrôle e4, d5.
2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4.
2…e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6.
3.Nc3 Contrôle e4, f4, c5, d5.
3…Bb4 Contrôle e4, c5, d5, f5.
4.e3 Avancée centrale — contrôle d4, f4. Prépare d4, Bd3, Be2.
Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés — —
Chaînes ● f2→e3, e3→d4 ● f7→e6
Passés — —
Majorité ● centre 2v1 ● aile_dame 3v2
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b5 (2v0), ● e5 (2v1) —
Cases faibles — —
Centre ● d4 (3v1), ● e5 (2v1) —
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● c ● d
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 1)
Bc4 ● Bc4 Actif (mob. 7)
Bb4 ● Bb4 Ok (mob. 3)
Bc8 ● Bc8 Non développé (mob. 0)
Paire de fous ● Oui ● Oui
Non développées 2 (c1, a1) 2 (c8, a8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Roqué ● Roqué
Droits de roque — —
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre semi-ouvert
Ruptures ● d4-d5, ● e3-e4 ● …e6-e5
Partie
? 1979 – Round ? – Portisch, Lajos – 1/2-1/2 – Ljubojevic, Ljubomir – G3
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. d5 Bxc3
19. Amber Rapid 2010 – Round 1 – Aronian, Levon – 1-0 – Karjakin, Sergey – G1
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
36. Olympiad 2004 – Round 12 – Aleksandrov Ivanchev, Aleksandar – 1/2-1/2 – Adams, Michael – G418
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 Ba5 10. Nb5 cxd4
36. Olympiad 2004 – Round 14 – Onischuk, Alexander – 1-0 – Carlsen, Magnus – G499
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
4. FIDE GP 2009 – Round 13 – Aronian, Levon – 1-0 – Leko, Peter – G63
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
40. Olympiad Open 2012 – Round 10.13 – Illescas Cordoba, Miguel – 1/2-1/2 – Banikas, Hristos – G543
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
41. Olympiad Open 2014 – Round 5.18 – Sambuev, Bator – 1-0 – Akobian, Varuzhan – G332
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 a6 10. a3 Ba5
41. Olympiad Open 2014 – Round 5.27 – Gonzalez Zamora, Juan Carlos – 1/2-1/2 – Banikas, Hristos – G355
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Bd2 cxd4
42. Olympiad 2016 – Round 2.31 – Bogner, Sebastian – 1/2-1/2 – Mareco, Sandro – G129
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 a6 10. a3 Ba5
Corus 2001 – Round 6 – Kramnik, Vladimir – 1/2-1/2 – Anand, Viswanathan – G36
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
EU Team Ch 1980 – Round 6 – Gligoric, Svetozar – 1/2-1/2 – Ribli, Zoltan – G15
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Bd3 b6 10. Re1 Bb7
EU-Cup 24th 2008 – Round 7 – Potkin, Vladimir – 1/2-1/2 – Grischuk, Alexander – G87
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
FIDE WCh KO 2000 – Round 5.6 – Khalifman, Alexander – 1/2-1/2 – Anand, Viswanathan – G61
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
FIDE WCh KO 2001 – Round 1.1 – Sarthou, Gaetan – 0-1 – Adams, Michael – G15
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 Ba5 10. Qe2 a6
FIDE-Wch k.o. 1997 – Round 1.1 – Aleksandrov Ivanchev, Aleksandar – 1/2-1/2 – Gulko, Boris – G2
1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Bd2 cxd4
GpB 2003 – Round 5 – Lautier, Joel – 1/2-1/2 – Anand, Viswanathan – G17
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
Interpolis 1984 – Round 1 – Miles, Anthony J – 1/2-1/2 – Ribli, Zoltan – G17
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. Qxd4 Bxc3
Linares 1989 – Round 1 – Beliavsky, Alexander G – 0-1 – Karpov, Aleksandr – G14
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. a3 cxd4
Luzern olm 1982 – Round 12 – Korchnoi, Viktor – 1-0 – Ljubojevic, Ljubomir – G52
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 Bxc3 10. bxc3 b6
Manila Interzonal 1990 – Round 12 – Gulko, Boris – 1-0 – Lobron, Eric – G193
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Bd3 b6 10. a3 cxd4
Montreal 1979 – Round 11 – Portisch, Lajos – 1/2-1/2 – Ljubojevic, Ljubomir – G46
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. d5 Bxc3
Moscow 1975 – Round ? – Petrosian, Tigran V – 1/2-1/2 – Kholmov, Ratmir D – G59
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 O-O 8. O-O Nbd7 9. Qe2 b6 10. Rd1 cxd4
Olympiad 2002 – Round 9 – Aleksandrov Ivanchev, Aleksandar – 0-1 – Adams, Michael – G289
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 Ba5 10. Qe2 cxd4
Rio de Janeiro Interzonal 1979 – Round 11 – Portisch, Lajos – 1-0 – Balashov, Yuri S – G32
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 a6 10. a4 Qc7
Sparkassen GM 2009 – Round 6 – Kramnik, Vladimir – 1/2-1/2 – Leko, Peter – G16
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. dxc5 Bxc3
World Blitz 2007 – Round 11 – Ponomariov, Ruslan – 0-1 – Leko, Peter – G102
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qb3 a6 10. a4 Qe7
World Cup 1988 – Round 1 – Beliavsky, Alexander G – 1/2-1/2 – Ribli, Zoltan – G19
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qb3 a6 10. a4 Qe7
World Cup 1989 – Round 15 – Korchnoi, Viktor – 0-1 – Sax, Gyula – G82
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. d5 Bxc3
World Cup 1991 – Round 15 – Speelman, Jon S – 1/2-1/2 – Beliavsky, Alexander G – G108
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Ne2 cxd4 10. Nexd4 Qc7
World Rapid 2016 – Round 11.46 – Agdestein, Simen – 0-1 – Aleksandrov Ivanchev, Aleksandar – G436
1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Bd3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
XXIII SuperGM 2006 – Round 3 – Aronian, Levon – 1/2-1/2 – Topalov, Veselin – G10
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. a3 cxd4 10. axb4 dxc3
XXVII SuperGM 2010 – Round 2 – Grischuk, Alexander – 1-0 – Gelfand, Boris – G4
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 a6 10. a4 cxd4

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