A22o — English: Bremen, Smyslov, 4.Bg2 O-O

1.c4 e5 2.Nc3 Nf6 3.g3 Bb4 4.Bg2 O-O * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte e4, case forte b5, case forte d5, Bg2 actif, paire de fous.
Faiblesses adverses : Bc8 enfermé.
Problèmes : roi au centre, Bc1 enfermé, 4 pièces non développées (G1, C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nf3 — Développer Ng1
● d3 — Libérer Bc1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : Bb4 actif, paire de fous.
Faiblesses adverses : Bc1 enfermé, roi blanc au centre.
Problèmes : Bc8 enfermé, 3 pièces non développées (B8, C8, A8).
Plans :
● ...d6 — Libérer Bc8
● ...Nc6 — Développer Nb8
● ...c5 — Rupture
● ...d5 — Rupture
● ...e4 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● b5 (2v0), ● d5 (3v1)	—
Cases faibles	—	—
Centre	● d5 (3v1), ● e4 (2v1)	● d4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Actif (mob. 7)
Bb4		● Bb4 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (g1, 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	semi-ouvert
Ruptures	● c4-c5, ● d2-d3, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e5-e4

Partie
1970 Vinkovci – Round 12 – Quinteros, Miguel Angel – 0-1 – Bronstein, David Ionovich – G119 1. g3 e5 2. c4 Nf6 3. Nc3 Bb4 4. Bg2 O-O 5. Qc2 Re8 6. a3 Bxc3 7. bxc3 c6 8. e4 d5 9. cxd5 cxd5 10. exd5 Nxd5
1971 Hoogovens – Round 1 – Danov, Kiril – 0-1 – Forintos, Gyozo V – G12 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Qc2 Re8 6. a3 Bf8 7. e3 c6 8. Nge2 d6 9. d4 Be6 10. d5 cxd5
1972 Skopje ol (Men) fin-A – Round 13 – Ivkov, Borislav – 1-0 – Uhlmann, Wolfgang – G48 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Ne1 Bxc3 8. dxc3 d6 9. Nc2 Be6 10. b3 Qc8
1973 Leningrad Interzonal – Round 1 – Cuellar Alpire, Mariana – 0-1 – Uhlmann, Wolfgang – G10 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Ne1 Bxc3 8. dxc3 d6 9. Nc2 Nbd7 10. b3 h6
1975 URS Team Ch – Round 5 – Anetbaev, Berik – 0-1 – Chebanenko, Vecheslav – G12 1. c4 e5 2. Nc3 Bb4 3. g3 Nf6 4. Bg2 O-O 5. Nf3 d6 6. O-O Bxc3 7. bxc3 Qe7 8. Rb1 Nbd7 9. d3 Nc5 10. Ne1 Nfd7
20. Amber Rapid 2011 – Round 6 – Gashimov, Vugar – 1-0 – Topalov, Veselin – G16 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. d3 Re8 6. Bd2 c6 7. Nf3 d5 8. O-O h6 9. Nxd5 Nxd5 10. cxd5 Bxd2
34. ECC Open 2018 – Round 7.2 – Wang, Hao(ZJWZ) – 1-0 – Potkin, Vladimir – G208 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Bxc3 6. dxc3 d6 7. O-O Re8 8. Ne1 e4 9. Nc2 Nbd7 10. b3 b6
42. Olympiad 2016 – Round 3.18 – Utegaliyev, Azamat – 1/2-1/2 – Palac, Mladen – G190 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Nd4 Nc6 8. Nc2 Bxc3 9. dxc3 h6 10. Ne3 d6
Amber-rapid 19th 2010 – Round 2 – Gashimov, Vugar – 0-1 – Gelfand, Boris – G3 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. d3 c6 6. Bd2 Re8 7. Nf3 d5 8. O-O dxc4 9. dxc4 h6 10. Qc2 Bf8
Amber-rapid 6th 1997 – Round 1 – Ljubojevic, Ljubomir – 0-1 – Anand, Viswanathan – G1 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Qc2 Re8 6. d3 c6 7. a3 Bxc3+ 8. Qxc3 d5 9. cxd5 cxd5 10. Bg5 Nc6
Corsica Masters Rapid 2001 – Round 1.3 – Shneider, Aleksandr – 0-1 – Tkachiev, Vladislav – G8 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O Bxc3 7. bxc3 Nc6 8. d3 e4 9. Nd4 exd3 10. exd3 Nxd4
Erevan ch-URS 1975 – Round 1 – Geller, Efim P – 1/2-1/2 – Dorfman, Iossif – G2 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Ne1 Bxc3 8. bxc3 Nc6 9. Nc2 d5 10. cxd5 Qxd5
FIDE World Cup 2015 – Round 1.2 – Maghsoodloo, Parham – 0-1 – So, Wesley – G68 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 e4 6. Nd4 Nc6 7. Nc2 Bxc3 8. dxc3 h6 9. O-O Re8 10. Ne3 d6
Koop Tjuchem 1996 – Round 1 – Akopian, Vladimir – 1/2-1/2 – Sokolov , Ivan – G1 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O c6 7. d3 h6 8. Nd2 Na6 9. a3 Bxc3 10. bxc3 Nc7
Montreal 1979 – Round 14 – Larsen, Bent – 1/2-1/2 – Tal, Mikhail – G58 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 e4 6. Nd4 Re8 7. O-O Nc6 8. Nc2 Bxc3 9. dxc3 Ne5 10. b3 h6
Moscow 1975 – Round 1 – Hort, Vlastimil – 1/2-1/2 – Korchnoi, Viktor – G4 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Nd4 Nc6 8. Nc2 Bxc3 9. dxc3 h6 10. Ne3 d6
Paris Immopar rapid 1991 – Round 1 – Kamsky, Gata – 1/2-1/2 – Timman, Jan H – G1 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Ng5 Bxc3 8. dxc3 h6 9. Nh3 d6 10. Nf4 Bf5
PCA Qualifiers 1993 – Round 2 – Ljubojevic, Ljubomir – 1/2-1/2 – Sokolov, Ivan. – G22 1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Nd4 Nc6 8. Nc2 Bxc3 9. bxc3 d5 10. cxd5 Qxd5
Superbet Rapid & Blitz Poland 2025 – Round 18 – Duda Jan-Krzysztof – 1-0 – Aronian Levon – G86 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O Bxc3 7. bxc3 d6 8. a4 a5 9. d3 e4 10. Nd4 h6
World Blitz 2015 – Round 4.42 – Mamedov, Rauf – 1-0 – Grigoriants, Sergey – G245 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O Bxc3 7. bxc3 d6 8. d3 e4 9. Nd4 h6 10. Rb1 Nbd7
World Rapid 2016 – Round 6.23 – Mamedov, Rauf – 1/2-1/2 – Malakhov, Valentyn – G222 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Bxc3 6. bxc3 d6 7. O-O Nc6 8. d3 h6 9. h3 Rb8 10. Ne1 Bd7
World Rapid 2019 – Round 7.92 – Castellanos Rodriguez, Renier – 0-1 – Abdusattorov, Nodirbek – G492 1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 O-O 5. Nf3 e4 6. Nd4 Re8 7. O-O Nc6 8. Nc2 Bxc3 9. dxc3 d6 10. b3 h6

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