E20o — Nimzo-Indian: Romanishin, 4…c5 5.Nf3 Ne4
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 c5 5.Nf3 Ne4 * ○ Trait aux Blancs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
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Plans. Qd3 (Centraliser la dame, Prépare O-O-O — 74 % des parties) ; Bd2 (Fou actif (mobilité 5), Développer c1 — 14 % des parties) ; Qc2 (Prépare O-O-O — 12 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Qa5 (Contrôle diagonale a5-e1, Prépare O-O-O — 53 % des parties) ; ...cxd4 (Capture en d4, Occuper le centre — 23 % des parties) ; ...Bxc3 (Fou actif (mobilité 6) — 8 % des parties) ; ...Nxd2 (6 % des parties).
Avantages
Faiblesses
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), ● e5 (2v0) | — |
| Cases faibles | — | ● g5 |
| Centre | ● d4 (2v1), ● d5 (2v1), ● e4 (1v0), ● e5 (2v0) | — |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 5) | |
| Bf1 | ● Bf1 Non développé (mob. 2) | |
| Bb4 | ● Bb4 Ok (mob. 3) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Paire de fous | ● Oui | ● Oui |
| Clouages | ● knight c3 | — |
| Non développées | 4 (● 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 | mobile | |
| Ruptures | ● d4-d5 | ● …d7-d5, ● …e6-e5 |
| Partie |
|---|
| 1922 Londen – Round 4 – Rubinstein, Akiba – 1-0 – Maroczy, Geza – G16 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 c5 5. g3 Ne4 6. Bd2 Nxd2 7. Qxd2 Qa5 8. Bg2 O-O 9. O-O cxd4 10. Nxd4 Nc6 |
| 1956 Dresden – Round 5 – Golz, Werner – 1-0 – Sliwa, Bogdan – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 Ne4 6. Qd3 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 O-O 10. dxc5 Qxc5 |
| 1962 Paris FRA – Round ? – Boutteville, Cesar – 1/2-1/2 – Noradounghian, Georges – G5 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nc3 c5 5. Nf3 Ne4 6. Qd3 f5 7. Bg2 Qa5 8. Bd2 Nxd2 9. Qxd2 O-O 10. d5 d6 |
| 42. Olympiad 2016 – Round 2.35 – Sadorra, Julio Catalino – 1/2-1/2 – Delgado Ramirez, Neuris – G135 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 Ne4 6. Qc2 cxd4 7. Nxd4 Nxc3 8. bxc3 Be7 9. Bg2 a6 10. Rb1 Nc6 |
| 77. Tata Steel GpA 2015 – Round 11.7 – Caruana, Fabiano – 1/2-1/2 – Radjabov, Teimour – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Ne4 6. Qc2 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 Nc6 10. dxc5 Qxc5 |
| 83. Tata Steel Masters 2021 – Round 12.7 – Harikrishna, Pentala – 1-0 – Donchenko, Alexander – G87 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Ne4 6. Qd3 cxd4 7. Nxd4 Bxc3+ 8. bxc3 Nc5 9. Qf3 d6 10. Bg2 Nbd7 |
| Amber Blindfold 2002 – Round 1 – Topalov, Veselin – 1-0 – Kramnik, Vladimir – G2 1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. d4 c5 5. g3 Ne4 6. Qd3 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 Nc6 10. dxc5 b6 |
| Amber-rapid 6th 1997 – Round 5 – Piket, Jeroen – 1/2-1/2 – Andersson, Ulf 1949 – G24 1. d4 e6 2. c4 Bb4+ 3. Nc3 Nf6 4. Nf3 c5 5. g3 Ne4 6. Qc2 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 cxd4 10. Qxd4 O-O |
| World Blitz 2009 – Round 12 – Gelfand, Boris – 0-1 – Karpov, Anatoly – G117 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Ne4 6. Bd2 Bxc3 7. bxc3 b6 8. Bg2 Bb7 9. O-O Nc6 10. Be3 O-O |
| World Blitz 2009 – Round 3 – Bareev, Evgeny – 1-0 – Karpov, Anatoly – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Ne4 6. Bd2 Bxc3 7. bxc3 Nc6 8. Bg2 b6 9. O-O O-O 10. dxc5 bxc5 |
| World Championship 32th-KK2 1985 – Round 1 – Kasparov, Garry – 1-0 – Karpov, Anatoly – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Ne4 6. Qd3 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 Qb6 10. dxc5 Qxb2 |
| XXIII SuperGM 2006 – Round 7 – Bacrot, Etienne – 0-1 – Aronian, Levon – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 Ne4 6. Qd3 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 Nc6 10. dxc5 b6 |













Kasparov, Garry — 1 partie
Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
1962 — Boutteville, Cesar vs Noradounghian, Georges — 1/2-1/2 — Paris FRA
1976 — Romanishin, Oleg M vs Garcia Gonzales, Guillermo — 1/2-1/2 — Caracas VEN
1977 — Giorgadze, Tamaz vs Vilela De Acuna, Jose Luis — 1-0 — Primorsko
1977 — Schinzel, Wladyslaw vs Kluger, Gyula — 1-0 — Rimavska Sobota SVK
1976 — Sharif, Mehrshad vs Byrne, Robert E — 0-1 — Haifa olm
1984 — Fischdick, Gisela vs Littlewood, Paul E — 1/2-1/2 — London ENG
1984 — Ubilava, Elizbar vs Ivanov, Alexander — 1-0 — URS Cup
1984 — Fischdick, Gisela vs Maksimovic, Suzana — 1/2-1/2 — Jajce
1981 — Richter, Maik vs Zenner, Lukas Jonathan — 1/2-1/2 — corr ch11-DDR
1986 — Kaczorowski, Piotr vs Przedmojski, Rafal — 1-0 — Warsaw POL
1989 — Villevielle, T. vs Becker, Marc — 0-1 — GER
1992 — Napora, Dariusz vs Pabis, Jerzy — 1/2-1/2 — corr ch34-Poland