E20b — Nimzo-Indian: Romanishin

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte f4, case forte b5, paire de fous.
Faiblesses adverses : Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 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

hgfedcba

Avantages : Bb4 actif, paire de fous.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, 4 pièces non développées (B8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...d6 — Libérer Bc8
● ...Nc6 — Développer Nb8
● ...c5 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● b5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (1v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bb4		● Bb4 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	5 (g1, c1, f1, a1, h1)	4 (b8, c8, 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, ● d4-d5, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
11. Tal Mem Blitz 2018 – Round 13.7 – Artemiev, Vladislav – 1-0 – Morozevich, Alexander – G91 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d6 6. Qb3 c5 7. Nf3 Nc6 8. dxc5 Bxc5 9. O-O h6 10. Rd1 e5
36. Olympiad 2004 – Round 3 – Gonzalez Garcia, James Fabian – 1/2-1/2 – Tiviakov, Sergei – G81 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Bg5 h6 9. Bxf6 Qxf6 10. Rc1 Rd8
42. Olympiad 2016 – Round 9.17 – Andreasen, Joan Hendrik – 0-1 – Yu, Yangyi – G618 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 d5 5. Bg2 O-O 6. cxd5 exd5 7. Nf3 c6 8. O-O Re8 9. a3 Bxc3 10. bxc3 Ne4
6. Sinquefield Cup 2018 – Round 6.3 – Caruana, Fabiano – 1-0 – Karjakin, Sergey – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 Bd7 9. Bg5 a5 10. Bxf6 Qxf6
9. Sinquefield Cup 2022 – Round 3.1 – Carlsen, Magnus – 0-1 – Niemann, Hans Moke – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Nf3 c5 9. O-O cxd4 10. Qxd4 Nc6
Belgrade Invest 1995 – Round 6 – Miladinovic, Igor – 0-1 – Timman, Jan H – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. cxd5 exd5 7. Nf3 c6 8. O-O Re8 9. Qb3 Bf8 10. Bf4 Nbd7
FIDE World Cup 2015 – Round 2.6 – Onischuk, Alexanderexander – 0-1 – Karjakin, Sergey – G302 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. a3 Be7 9. e4 Na5 10. Be3 Rb8
FIDE World Cup 2017 – Round 1.2 – El Debs, Felipe de Cresce – 1/2-1/2 – Wojtaszek, Radoslaw – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. a3 Be7 7. Qd3 c5 8. dxc5 Nbd7 9. cxd5 Nxc5 10. Qd1 Nxd5
FIDE World Rapid 2014 – Round 4.33 – Moradiabadi, Elshan – 0-1 – Efimenko, Zahar – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Bg5 h6 9. Bxf6 Qxf6 10. e3 Qe7
Norway Chess 2025 – Round 2 – Erigaisi Arjun – 1-0 – Gukesh D – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. a4 c5 9. Ba3 Qa5 10. Qc2 Rd8
Saint Louis Blitz 2018 – Round 12.2 – So, Wesley – 0-1 – Anand, Viswanathan – G57 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 Bd7 9. Qc2 Be7 10. e4 Nb4
Saint Louis Blitz 2023 – Round 11.4 – Caruana, Fabiano – 1/2-1/2 – Sevian, Samuel – G54 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Re1 Be7 9. e4 Rb8 10. h4 b5
Sharjah Grand Prix 2017 – Round 6.7 – Rapport, Richard – 1-0 – Riazantsev, Alexander – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 Nc6 5. Bg2 O-O 6. Nf3 Bxc3+ 7. bxc3 b6 8. Ne5 Bb7 9. Bg5 Na5 10. Bxb7 Nxb7
Sinquefield GCT TB 2018 – Round 2 – Caruana, Fabiano – 1-0 – So, Wesley – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 Nd5 9. Qc2 Be7 10. Rd1 Bd7
Superbet Blitz 2019 – Round 17.2 – Artemiev, Vladislav – 1/2-1/2 – Karjakin, Sergey – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 Bd7 9. Rd1 Bxc3 10. bxc3 Nxd4
Tata Steel India Blitz 2022 – Round 13.1 – Mamedyarov, Shakhriyar – 1/2-1/2 – Nakamura, Hikaru – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Re1 Rb8 9. a3 Be7 10. Qa4 Nxd4
Turin ol (Men) 37th 2006 – Round 1 – Nilssen, John Arni – 0-1 – Tiviakov, Sergei – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. e3 Rb8 9. Qe2 b5 10. Rd1 Nd5
USA Ch 2017 – Round 1.5 – Onischuk, Alexanderexander – 1/2-1/2 – Naroditsky, Daniel – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 Nd5 9. Qc2 Be7 10. Rd1 Rb8
World Blitz 2022 – Round 13.5 – Sadhwani, Raunak – 0-1 – Nepomniachtchi, Ian – G704 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Re1 h6 9. a3 Bxc3 10. bxc3 Rb8
World Blitz 2022 – Round 15.10 – Mamedyarov, Shakhriyar – 0-1 – Anton Guijarro, David – G780 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O c5 8. dxc5 Bxc5 9. Qa4 Qe7 10. Qxc4 Nc6
World Blitz 2022 – Round 3.7 – Mamedyarov, Shakhriyar – 1-0 – Najer, Evgeniy – G173 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 d5 5. Bg2 O-O 6. Nf3 dxc4 7. O-O Nc6 8. Re1 Rb8 9. a3 Ba5 10. Bg5 h6
World Blitz 2022 – Round 6.8 – Mamedyarov, Shakhriyar – 1-0 – Nikolov, Nikolay Petrov – G337 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 d5 5. Bg2 O-O 6. Nf3 dxc4 7. O-O Nc6 8. Re1 Rb8 9. a3 Be7 10. Qa4 e5
World Blitz 2022 – Round 8.3 – Mamedyarov, Shakhriyar – 1/2-1/2 – Yu, Yangyi – G413 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 d5 5. Bg2 O-O 6. Nf3 dxc4 7. O-O Nc6 8. Re1 Nd5 9. Bd2 Nb6 10. e3 h6
World Blitz 2023 – Round 17.5 – Mamedyarov, Shakhriyar – 1/2-1/2 – Nepomniachtchi, Ian – G992 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 d5 5. Bg2 O-O 6. Nf3 dxc4 7. O-O Nc6 8. Re1 Rb8 9. a3 Be7 10. Qa4 Bd7
World Blitz 2023 – Round 8.7 – Mamedyarov, Shakhriyar – 1-0 – Gareyev, Timur – G486 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 Bxc3+ 5. bxc3 d6 6. Bg2 O-O 7. Nf3 Qe7 8. O-O e5 9. c5 Nc6 10. cxd6 cxd6

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