E32j - 4…O-O 5.a3 Bxc3+ 6.Qxc3 d6 - Classical [+0.31]

E32j — Nimzo-Indian: Classical, 4…O-O 5.a3, 6…d6

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 d6 *   ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bBFou enfermé — mobilité 1
bQ
bR
bK
bP
bP
bP
bP
bP
bP
bP
bP
bN
Case forte (2v0)
wP
wPPion central
wP
wQ
wP
wP
wP
wP
wP
wR
wBFou actif — mobilité 5
wK
wB
wN
wR
abcdefgh
Avantages : case forte b4, paire de fous.
Faiblesses adverses : Bc8 enfermé.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, arriéré b2, 5 pièces non développées (G1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, menace e5, libère Bf1
● Nf3 — Développer Ng1
● Bg5 — Clouer Nf6

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wBFou enfermé — mobilité 0
wKRoi au centre — doit roquer
wBFou enfermé — mobilité 5
wR
wP
wP
wP
wP
wPPion arriéré — cible
wQ
wP
wP
wP
bN
bP
bP
bP
bP
bP
bP
bP
bP
bK
bR
bQ
bB
bN
bR
hgfedcba
Faiblesses adverses : arriéré b2, Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : Bc8 enfermé, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...c6 — Rupture
● ...c5 — Rupture
● ...d5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés ● b2 —
Chaînes ● b2→a3 ● c7→d6, f7→e6
Passés — —
Majorité — —
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b4 (2v0) —
Cases faibles — —
Centre ● d4 (1v0) ● d5 (2v1), ● e4 (1v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bf1 ● Bf1 Non développé (mob. 0)
Bc8 ● Bc8 Non développé (mob. 1)
Paire de fous ● Oui Non
Non développées 5 (g1, c1, f1, a1, h1) 3 (b8, c8, a8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Au centre ! ● Roqué
Droits de roque O-O / O-O-O —
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre semi-ouvert
Ruptures ● c4-c5, ● d4-d5, ● e2-e3, ● f2-f3 ● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e6-e5
Partie
2. FIDE GP 2008 – Round 1 – Gelfand, Boris – 1/2-1/2 – Jakovenko, Dmitry – G3
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 b6 8. e3 Bb7 9. b4 a5 10. Bb2 Nbd7
20. European Teams 2015 – Round 7.4 – Vazquez Igarza, Renier – 0-1 – Almasi, Zoltan – G305
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 b6 8. g3 Bb7 9. Bg2 a5 10. b3 c5
41. Olympiad Open 2014 – Round 4.13 – Nguyen, Ngoc Truong Son – 1/2-1/2 – Delgado Ramirez, Neuris – G250
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 Re8 8. e4 e5 9. Be3 Nfd7 10. Ne2 a5
41. Olympiad Open 2014 – Round 4.15 – Ponomariov, Ruslan – 1/2-1/2 – Mollah Abdullah, Al Rakib – G256
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 b6 8. b4 Nbd7 9. Bb2 Bb7 10. e3 a5
41. Olympiad Open 2014 – Round 9.20 – Beliavsky, Alexander G – 0-1 – Kotsur, Pavel – G639
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8. e3 e5 9. Bd3 Qe8 10. Ne2 exd4
42. Olympiad 2016 – Round 10.12 – L'Ami, Erwin – 1/2-1/2 – Almasi, Zoltan – G682
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 Nbd7 8. e4 c5 9. d5 b5 10. Bg5 exd5
42. Olympiad 2016 – Round 7.3 – Laznicka, Viktor – 0-1 – Tomashevsky, Evgeny – G507
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 d5 8. cxd5 exd5 9. e3 a5 10. Bd2 b6
42. Olympiad 2016 – Round 8.8 – Nguyen, Ngoc Truong Son – 1/2-1/2 – Kovalyov, Anton – G593
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 Nbd7 8. g3 b6 9. Bg2 Bb7 10. O-O c5
63. ch-USA 2019 – Round 5.4 – Akobian, Varuzhan – 0-1 – Sevian, Samuel – G28
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. g3 e5 8. Nf3 Nc6 9. Bg2 Ne4 10. Qe3 f5
85. Tata Steel Masters 2023 – Round 3.7 – Praggnanandhaa R – 1/2-1/2 – Keymer, Vincent – G21
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 b6 8. e4 Bb7 9. Ne2 c5 10. d5 exd5
Amber Blindfold 2000 – Round 2 – Ivanchuk, Vasyl – 1/2-1/2 – Nikolic, Predrag – G6
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Re8 8. Nf3 Qe7 9. e3 e5 10. Be2 Bg4
Amber Rapidplay 1999 – Round 1 – Ivanchuk, Vasyl – 0-1 – Nikolic, Predrag – G3
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 Nh5 8. g3 f5 9. Nh3 Qe8 10. b3 e5
Amber Rapidplay 2000 – Round 11 – Van Wely, Loek – 1-0 – Nikolic, Predrag – G55
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Re8 8. e3 e5 9. Bd3 Bg4 10. f3 Bh5
Corus 2000 – Round 4 – Timman, Jan H – 1/2-1/2 – Nikolic, Predrag – G22
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 Nh5 8. g4 Qh4+ 9. Kd1 Nf6 10. Nh3 h6
KM FIDE GP 2015 – Round 11.2 – Nakamura, Hikaru – 1/2-1/2 – Jakovenko, Dmitry – G59
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. a3 Bxc3+ 6. Qxc3 O-O 7. Bg5 Nbd7 8. e3 b6 9. Ne2 Ba6 10. Rd1 h6
Manila Interzonal 1990 – Round 1 – Petursson, Magnus V. – 0-1 – Salov, Valery – G4
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8. e3 b6 9. Nh3 Bb7 10. f3 Rc8
Moscow Interzonal 1982 – Round 3 – Beliavsky, Alexander G – 1-0 – Quinteros, Miguel Angel – G11
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. g3 a5 8. b3 Bd7 9. Bg2 Bc6 10. Nf3 Be4
Olympiad 2002 – Round 13 – Sasikiran, Krishnan – 0-1 – Korchnoi, Viktor – G444
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 c5 8. dxc5 dxc5 9. Bg5 Nc6 10. e3 e5
Qatar Masters Open 2015 – Round 1.46 – Slavin, Alexei – 0-1 – Zhang, Zhong – G40
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 Nbd7 8. g3 b6 9. Bg2 Bb7 10. O-O c5
Saint Louis Blitz 2017 – Round 18.2 – Kasparov, Garry – 1/2-1/2 – Navara, David – G87
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8. Nf3 b6 9. e3 Bb7 10. Nd2 Rc8
SportAccord Blitz Men 2012 – Round 1.4 – Mamedyarov, Shakhriyar – 0-1 – Nakamura, Hikaru – G4
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8. e3 b6 9. Qc2 Bb7 10. Ne2 c5
Tal Memorial Blitz 2008 – Round 11 – Karpov, Anatoly – 1-0 – Alekseev, Evgeny – G94
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 b6 8. g3 Bb7 9. Bg2 Nbd7 10. O-O Qe7
Tal Memorial Blitz 2008 – Round 15 – Karpov, Anatoly – 1/2-1/2 – Ivanchuk, Vasyl – G119
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 Nbd7 8. g3 b6 9. Bg2 Bb7 10. O-O a5
TCh-RUS 2008 – Round 5 – Dreev, Aleksey – 1-0 – Moiseenko, Alexander – G129
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 Ne4 8. Qc2 f5 9. g3 c5 10. Bg2 Nc6
World Blitz 2007 – Round 27 – Karpov, Anatoly – 0-1 – Ivanchuk, Vasyl – G260
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8. e3 b6 9. f3 h6 10. Bh4 c5
World Cup 1988 – Round 1 – Kasparov, Garry – 1-0 – Sax, Gyula – G19
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. f3 d5 8. Bg5 Nbd7 9. e3 Re8 10. Nh3 h6
World Cup 1989 – Round 1 – Kasparov, Garry – 1/2-1/2 – Andersson, Ulf 1949 – G11
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 Nbd7 8. g3 b6 9. Bg2 Bb7 10. O-O Qe7
World Cup 1989 – Round 1 – Salov, Valery – 1-0 – Speelman, Jon S – G26
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8. e3 Re8 9. Bd3 e5 10. Ne2 h6
World Rapid 2019 – Round 13.36 – Gareyev, Timur – 1-0 – Jakovenko, Dmitry – G844
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 b6 8. Bg5 Bb7 9. e3 Nbd7 10. Nd2 Rc8
World Rapid 2021 – Round 5.6 – Gareyev, Timur – 1/2-1/2 – Caruana, Fabiano – G306
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Nf3 Re8 8. Bg5 h6 9. Bh4 g5 10. Bg3 e5

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