A62 — Benoni Defense: Fianchetto Variation

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O   ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bBFou enfermé — mobilité 5
bQ
bR
bK
bP
bP
bPPion arriéré — cible
bBFou enfermé — mobilité 2
bP
bPPion arriéré — cible
bN
bP
bP
wPCase forte (2v1)
Case forte (2v0)
Case forte (2v0)
wN
wN
wP
wP
wP
wP
wP
wB
wP
wR
wBFou actif — mobilité 5
wQ
wK
wR
abcdefgh
Avantages : majorité centre (2v1), case forte f4, case forte d5, case forte g5, paire de fous, colonne c.
Faiblesses adverses : arriérés d6, f7, Bg7 enfermé, Bc8 enfermé.
Problèmes : roi au centre, Bc1 enfermé, Bg2 enfermé, 3 pièces non développées (C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours [Masters 99%]
● Bg5 — Clouer Nf6
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wKRoi au centre — doit roquer
wQ
wBFou enfermé — mobilité 5
wR
wP
wBFou enfermé — mobilité 2
wP
wP
wP
wP
wP
wN
wN
Case forte (2v0)
Case forte (2v0)
wP
bPMajorité aile dame
bP
bN
bP
bP
bB
bP
bP
bP
bK
bR
bQ
bBFou actif — mobilité 5
bN
bR
hgfedcba
Avantages : majorité aile_dame (3v2), case forte g4, case forte f5, paire de fous, colonne e.
Faiblesses adverses : Bc1 enfermé, Bg2 enfermé, roi blanc au centre.
Problèmes : Bg7 enfermé, Bc8 enfermé, arriérés d6, f7, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Nbd7 — Développer Nb8
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c4 — Rupture
● ...Re — Tour sur colonne e
Avantages
Faiblesses adverses
Diagonale active
Plans

Base Masters : Blancs 32.1%, Nulles 38.2%, Noirs 29.7%.
Coups candidats
9.O-O  (98.9% — Blancs: 32.1% | Nulles: 38.2% | Noirs: 29.7%)
9.Nd2  (0.9% — Blancs: 28.9% | Nulles: 35.6% | Noirs: 35.6%)
9.Bf4  (0.2% — Blancs: 12.5% | Nulles: 62.5% | Noirs: 25.0%)
9.h3  (0.1% — Blancs: 33.3% | Nulles: 33.3% | Noirs: 33.3%)
9.Qa4
auto
Analyse coup par coup — 15 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.g3 Prépare le fianchetto du Fou (Bg2).
3…c5 Avancée centrale — contrôle b4, d4. Prépare Nc6, d5.
4.d5 Avancée centrale — contrôle c6, e6. Prépare c6, e6.
4…exd5 Capture en d5 — résout la tension centrale.
5.cxd5 Capture en d5 — résout la tension centrale.
5…d6 Avancée centrale — contrôle c5, e5. Prépare e5, Nd7.
6.Nc3 Contrôle d4, e4, f4.
6…g6 Prépare le fianchetto du Fou (Bg7).
7.Bg2 Contrôle d4, e4, f4.
7…Bg7 Contrôle d4, e4, d5, e5.
8.Nf3 Contrôle d4, e4, f4, e5.
Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés ● d6, ● f7
Chaînes ● f2→g3, h2→g3 ● d6→c5, f7→g6, h7→g6
Passés
Majorité ● centre 2v1 ● aile_dame 3v2
Cases
♔ Blancs ♚ Noirs
Cases fortes ● f4 (2v0), ● d5 (2v1), ● g5 (2v0) ● g4 (2v0), ● f5 (2v0)
Cases faibles
Centre ● d4 (2v1), ● d5 (2v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● c ● e
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bg2 ● Bg2 Enfermé (mob. 2)
Bg7 ● Bg7 Enfermé (mob. 2)
Bc8 ● Bc8 Non développé (mob. 5)
Paire de fous ● Oui ● Oui
Non développées 3 (c1, 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 fermé
Ruptures ● e2-e3 ● …c5-c4
Partie
? 1979 – Round ? – Huebner, Robert – 1/2-1/2 – Tal, Mikhail – G2
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. h3 a6
11. London Classic 2019 – Round 2.3 – Ding, Liren – 1-0 – Vachier-Lagrave, Maxime – G23
1. d4 Nf6 2. c4 g6 3. g3 c5 4. Nf3 Bg7 5. Bg2 O-O 6. d5 d6 7. Nc3 e6 8. O-O exd5 9. cxd5 Re8 10. Re1 Bf5
11. Tal Mem Blitz 2018 – Round 13.5 – Grischuk, Alexander – 1-0 – Svidler, Peter – G89
1. d4 Nf6 2. c4 g6 3. g3 c5 4. d5 Bg7 5. Nc3 O-O 6. Bg2 d6 7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Re1 Ne4
19. Amber Rapid 2010 – Round 5 – Grischuk, Alexander – 0-1 – Gashimov, Vugar – G13
1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Na6
2. Norway Chess 2014 – Round 1.2 – Grischuk, Alexander – 0-1 – Caruana, Fabiano – G2
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c5 5. d5 O-O 6. Nc3 e6 7. Nf3 exd5 8. cxd5 d6 9. O-O Re8 10. a4 Ne4
20. European Teams 2015 – Round 2.10 – Shengelia, David – 1/2-1/2 – Perunovic, Milos – G64
1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 a6
20. European Teams 2015 – Round 5.4 – Mchedlishvili, Mikheil – 1-0 – Perunovic, Milos – G218
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Na6
2024 Superbet Chess Blitz 1971 – Round 14 – Gukesh D – 0-1 – Duda Jan-Krzysztof – G68
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. Nc3 O-O 9. O-O Re8 10. Bf4 h6
2024 SuperUnited Rapid & Blitz Croatia 1972 – Round 27 – Caruana Fabiano – 1-0 – Aronian Levon – G133
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Bf5
30. ECC Open 2014 – Round 3.3 – Postny, Evgeny – 1/2-1/2 – Leko, Peter – G56
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Ne4
40. Olympiad Open 2012 – Round 3.6 – Avrukh, Boris – 1-0 – Eljanov, Pavel – G213
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Qe7 10. Bf4 Nbd7
40. Olympiad Open 2012 – Round 6.26 – Cori, Jorge – 0-1 – Lupulescu, Constantin – G373
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Ne4
41. Olympiad Open 2014 – Round 10.1 – Ding, Liren – 1/2-1/2 – Bacrot, Etienne – G677
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c5 6. d5 d6 7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Bf4 Ne4
42. Olympiad 2016 – Round 2.9 – Gonzalez Acosta, Bernal – 0-1 – Vidit, Santosh Gujrathi – G163
1. d4 Nf6 2. Nf3 c5 3. d5 g6 4. c4 Bg7 5. Nc3 O-O 6. g3 d6 7. Bg2 e6 8. O-O exd5 9. cxd5 Re8 10. Bf4 Ne4
43. Olympiad 2018 – Round 8.19 – Markoja, Boris – 1-0 – Dardha, Daniel – G516
1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Ne4
5. MTel Masters 2009 – Round 7 – Wang, Yue(SH) – 1/2-1/2 – Ivanchuk, Vasyl – G17
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Na6
8. Tal Mem Blitz 2013 – Round 6 – Mamedyarov, Shakhriyar – 0-1 – Morozevich, Alexander – G26
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c5 7. d5 e6 8. O-O exd5 9. cxd5 Re8 10. Bf4 Na6
Amber Rapidplay 2000 – Round 3 – Nikolic, Predrag – 0-1 – Topalov, Veselin – G12
1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Na6
Biel Interzonal 1976 – Round 11 – Sosonko, Gennadi – 1-0 – Smejkal, Jakub – G49
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 a6
ch-Wereld Teams 1989 – Round 1 – Adorjan, Andras – 1/2-1/2 – Speelman, Jon S – G8
1. c4 Nf6 2. d4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Na6 10. Nd2 Nc7
Corus A 2008 – Round 12 – Eljanov, Pavel – 1-0 – Topalov, Veselin – G78
1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Bg4
Corus A 2008 – Round 7 – Aronian, Levon – 1-0 – Radjabov, Teimour – G44
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 c5 5. d5 O-O 6. Bg2 d6 7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Nd2 b6
Dos Hermanas 1996 – Round 6 – Kamsky, Gata – 0-1 – Topalov, Veselin – G21
1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Na6 10. h3 Re8
GCT Blitz Paris 2021 – Round 9.2 – Aronian, Levon – 0-1 – Vachier-Lagrave, Maxime – G41
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c5 6. d5 e6 7. Nc3 exd5 8. cxd5 d6 9. O-O Bf5 10. Nd2 Na6
Interpolis 1979 – Round 11 – Sosonko, Gennadi – 0-1 – Timman, Jan H – G40
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Nh5
Luzern olm 1982 – Round 7 – Korchnoi, Viktor – 1-0 – Tringov, Georgi P – G32
1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Na6 10. h3 Nc7
Palma De Mallorca GP 2017 – Round 1.5 – Tomashevsky, Evgeny – 1/2-1/2 – Svidler, Peter – G5
1. d4 Nf6 2. c4 g6 3. g3 c5 4. d5 Bg7 5. Nc3 O-O 6. Bg2 d6 7. Nf3 e6 8. O-O exd5 9. cxd5 Re8 10. Bf4 Bf5
PCA Qualifiers 1993 – Round 2 – Kaidanov, Gregory – 1/2-1/2 – Romanishin, Oleg M – G27
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Na6
Riga Interzonal 1979 – Round 4 – Kuzmin, Gennadiy – 0-1 – Tal, Mikhail – G10
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. h3 Ne4
SportAccord Blitz 2014 – Round 16.6 – Wang, Yue(SH) – 1-0 – Wang, Hao(ZJWZ) – G125
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Re1 Na6
Superbet Rapid & Blitz Poland 2025 1975 – Round 12 – Vachier-Lagrave Maxime – 1-0 – Topalov Veselin – G56
1. c4 Nf6 2. d4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Na6
SuperUnited Blitz 2023 – Round 16.1 – Gukesh D – 1-0 – Duda, Jacob – G76
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. Nc3 O-O 9. O-O Re8 10. Bf4 Na6
TCh-RUS 2005 – Round 2 – Lastin, Alexander – 1/2-1/2 – Akopian, Vladimir – G22
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nc3 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 a6
Thessaloniki olm 1988 – Round 9 – Nikolic, Pavle – 1/2-1/2 – Amoros Marin, Marcos – G79
1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. g3 e6 6. Bg2 exd5 7. cxd5 Bg7 8. Nf3 O-O 9. O-O Re8 10. a4 a6
Tournament of Stars 1979 – Round 4 – Huebner, Robert – 1/2-1/2 – Tal, Mikhail – G4
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 O-O 9. O-O Re8 10. h3 a6
World Blitz 2007 – Round 37 – Mamedyarov, Shakhriyar – 1-0 – Savchenko, Boris – G363
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c5 5. d5 d6 6. Nc3 O-O 7. Bg2 e6 8. O-O exd5 9. cxd5 a6 10. a4 Bg4
World Blitz 2009 – Round 23 – Grischuk, Alexander – 1/2-1/2 – Gelfand, Boris – G233
1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Nh5
World Blitz 2017 – Round 1.43 – Li, Chao – 1-0 – Abdyzhapar, Asylbek – G36
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Re8
World Blitz 2017 – Round 14.3 – Ding, Liren – 1/2-1/2 – Vachier-Lagrave, Maxime – G732
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c5 6. d5 d6 7. Nc3 e6 8. O-O exd5 9. cxd5 a6 10. a4 Re8
World Blitz 2017 – Round 2.13 – Socko, Bartosz – 1-0 – Pantsulaia, Levan – G67
1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Re1 h6
World Blitz 2018 – Round 1.34 – Anikonov, Dmitry – 1/2-1/2 – Zhigalko, Sergei – G24
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 a6
World Blitz 2021 – Round 20.68 – Yuffa, Daniil – 1-0 – Heimann, Andreas – G1197
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Bf5
World Blitz 2022 – Round 1.47 – Batsuren, Dambasuren – 0-1 – Indjic, Aleksandar – G37
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Re1 a6
World Blitz 2022 – Round 1.75 – Khusenkhojaev, Mustafokhuja – 1-0 – Donchenko, Alexander – G56
1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Bf5
World Blitz 2023 – Round 8.19 – Matlakov, Maxim – 0-1 – Vasquez Schroeder, Rodrigo – G453
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Re1 a6
World Rapid 2016 – Round 3.15 – Jakovenko, Dmitry – 0-1 – Pantsulaia, Levan – G99
1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 h6
World Rapid 2016 – Round 4.23 – Jumabayev, Rinat – 0-1 – Zhigalko, Sergei – G140
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 a6
XXVII SuperGM 2010 – Round 8 – Grischuk, Alexander – 1-0 – Gashimov, Vugar – G21
1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Bf4 Na6
Zuerich Chess Challenge 2013 – Round 3.2 – Caruana, Fabiano – 1/2-1/2 – Kramnik, Vladimir – G6
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 a6
Zurich CC Rapid 2014 – Round 1.3 – Caruana, Fabiano – 1-0 – Nakamura, Hikaru – G2
1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. Nf3 O-O 6. g3 e6 7. Bg2 exd5 8. cxd5 d6 9. O-O Re8 10. Bf4 a6

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