Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | ● a7→b6, c7→b6, d7→e6, f7→e6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b5 (2v0), ● e5 (2v0), ● g5 (2v0) | — |
| Cases faibles | ● e4 | — |
| Centre | ● d4 (1v0), ● e5 (2v0) | ● d5 (3v2) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 5) | |
| Bf1 | ● Bf1 Non développé (mob. 0) | |
| Bb4 | ● Bb4 Actif (mob. 7) | |
| Bb7 | ● Bb7 Actif (mob. 6) | |
| Paire de fous | ● Oui | ● Oui |
| Clouages | ● knight c3 | — |
| Non développées | 4 (● c1, ● f1, ● a1, ● h1) | 3 (● b8, ● 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 | ● c4-c5, ● d4-d5 | ● …c7-c5, ● …d7-d5, ● …e6-e5 |
E21 — Nimzo-Indian: Nimzo-Queen’s Hybrid, 5.Qc2 Bb7
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 b6 5.Qc2 Bb7 ○ Trait aux Blancs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. e4 (Centre d4+e4, menace e5, libère Bf1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4) ; c5 (Frapper le centre adverse) ; d5 (Occuper le centre).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nc6 (Développer Nb8) ; ...c5 (Frapper le centre adverse) ; ...d5 (Occuper le centre) ; ...e5 (Occuper le centre).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 1928 Trencianske Teplice – Round 10 – Pokorny, Amos – 1-0 – Engel, Jindrich – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Nf3 Bb7 6. g3 Nc6 7. Be3 Ng4 8. Bg2 Nxe3 9. fxe3 Na5 10. O-O O-O |
| 1931 Blitz Match – Round 9 – Addicks, JH. – 0-1 – Duchamp, Marcel – G13 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. Nd2 Nc6 7. e3 e5 8. d5 Ne7 9. a3 Bxc3 10. Qxc3 d6 |
| 1931 New York – Round 1 – Kupchik, Abraham – 1/2-1/2 – Dake, Arthur William – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. Bg5 h6 7. Bd2 O-O 8. e3 d5 9. cxd5 exd5 10. Bd3 c5 |
| 1935 Warsaw ol – Round ? – Popa, Teodor – 1/2-1/2 – Luckis, Marcos – G75 1. Nf3 Nf6 2. d4 b6 3. c4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. e3 Ne4 7. Bd3 Bxc3+ 8. bxc3 f5 9. O-O O-O 10. Ne1 Qh4 |
| 1941 Munchen – Round 1 – Rethy, Pal – 1/2-1/2 – Mross, Paul – G9 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. Bg5 Bxc3+ 7. Qxc3 Qe7 8. e3 d6 9. Nd2 Nbd7 10. f3 h6 |
| 1946 Pittsburgh Open – Round 1 – Kupchik, Abraham – 1/2-1/2 – Jirov Katz, Maayan – G40 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qc2 Bb7 6. Bg5 h6 7. Bd2 O-O 8. e3 Bxc3 9. Bxc3 Ne4 10. Bd3 f5 |
| 1948 Essen – Round 1 – Troger, Paul – 0-1 – Unzicker, Ferdinand, Dr. – G5 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qc2 Bb7 6. Bg5 h6 7. Bd2 O-O 8. e3 Bxc3 9. Bxc3 Ne4 10. Bb4 c5 |
| 1949 GER Ch Bad Pyrmont GER – Round 1 – Troger, Paul – 1-0 – Unzicker, Ferdinand, Dr. – G1 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qc2 Bb7 6. Bd2 O-O 7. e3 Bxc3 8. Bxc3 Ne4 9. Bb4 d6 10. Bd3 f5 |
| 1951 Match FRG-YUG – Round 1 – Bogoljubow, Efim – 1/2-1/2 – Matanovic, Aleksandar – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. Bg5 Nbd7 9. e3 Qe7 10. Bd3 e5 |
| 1955 ROM-FRA – Round 2.2 – Chaude de Silans, Chantal – 0-1 – Balanel, Ion – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 a5 9. b3 O-O 10. e3 d6 |
| 1955 URS-USA telex – Round 3 – Evans, Larry M – 1/2-1/2 – Bronstein, David I – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 Nd6 10. Bg2 Be4 |
| 1960 Leipzig olm fin-A – Round 1 – Byrne, Robert E – 1-0 – Mititelu, Gheorghe – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 f5 10. Bg2 Qc8 |
| 1960 Leipzig olm fin-A – Round 5 – Byrne, Ray – 1/2-1/2 – Korchnoi, Viktor – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 Nf6 10. Bg2 Be4 |
| 1960 Leningrad ch-URS – Round 6 – Korchnoi, Viktor – 0-1 – Simagin, Vladimir – G49 1. c4 e6 2. Nc3 Nf6 3. d4 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 d6 9. b4 Nbd7 10. Bb2 Ne4 |
| 1962 Lasker Memorial Berlin-Ost – Round 13 – Malich, Burkhard, Dr. – 1/2-1/2 – Drimer, Dolfi – G59 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 d6 9. e3 Nbd7 10. Be2 Qe7 |
| 1963 Kiev Avantgard Ch – Round ? – Zamikhovsky, Abram – 1/2-1/2 – Sakharov, Yuri N – G16 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 a5 8. g3 O-O 9. Bg2 d6 10. b3 Nbd7 |
| 1969 Nordic Ch Lidkoping SWE – Round 13 – Hamann, Svend – 1-0 – De Lange, Daan – G19 1. c4 Nf6 2. Nf3 b6 3. d4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. Bg5 Nbd7 9. e3 Qe7 10. Qc2 h6 |
| 4. Final Masters 2011 – Round 9 – Carlsen, Magnus – 1-0 – Ivanchuk, Vasyl – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 f5 9. g3 Nf6 10. Bh3 O-O |
| 41. Olympiad Open 2014 – Round 4.23 – Tin, Jingyao – 1/2-1/2 – Vazquez Igarza, Renier – G275 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. g3 Nbd7 9. Bg2 O-O 10. O-O Be4 |
| 6. Tal Memorial 2011 – Round 4 – Carlsen, Magnus – 1/2-1/2 – Karjakin, Sergey – G12 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 d6 9. Nd2 Nbd7 10. f3 Rc8 |
| Brasilia 1981 – Round 1 – Browne, Walter Shawn – 0-1 – Andersson, Ulf 1949 – G6 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. b4 a5 9. b5 d6 10. Bb2 Nbd7 |
| European Club Cup 2015 – Round 5.1 – Mamedyarov, Shakhriyar – 1/2-1/2 – Korobov, Anton – G83 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. Bg5 Nbd7 9. e3 O-O 10. Nd2 c5 |
| FIDE World Cup 2025 – Round R1 Classical 2 – Cheng Bobby – 1-0 – Siddharth Jagadeesh – G121 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. a3 Be7 8. b4 Be6 9. Rb1 a6 10. O-O f5 |
| GCT Rapid YourNextMove 2016 – Round 6.4 – Carlsen, Magnus – 1-0 – Topalov, Veselin – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 d6 9. Nd2 Nbd7 10. e3 c5 |
| Grand Slam Final 4th 2011 – Round 6 – Carlsen, Magnus – 1/2-1/2 – Anand, Viswanathan – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 d6 9. Nd2 Nbd7 10. f3 h6 |
| Hoogovens Blitz 1998 – Round 11 – Gelfand, Boris – 1/2-1/2 – Adams, Michael – G15 1. d4 Nf6 2. c4 b6 3. Nf3 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 d6 9. Be2 Nbd7 10. b4 c5 |
| Interpolis 1983 – Round 1 – Polugaevsky, Lev – 1/2-1/2 – Seirawan, Yasser – G19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. e3 Nbd7 9. b4 a5 10. Bb2 O-O |
| KRO-tweekamp 1984 – Round 2 – Portisch, Lajos – 0-1 – Timman, Jan H – G2 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 Ne4 9. Qc2 f5 10. b4 a5 |
| Luzern olm 1982 – Round 3.3 – Polugaevsky, Lev – 1-0 – Kavalek, Lubomir – G17 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 d6 9. b4 Nbd7 10. Bb2 Qe7 |
| Niksic 1983 – Round 10 – Petrosian, Tigran V. – 1/2-1/2 – Larsen, Bent – G66 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. e3 Nbd7 9. Be2 Ne4 10. Qc2 Ng5 |
| OHRA 1984 – Round 2 – Polugaevsky, Lev – 1/2-1/2 – Wedberg, Tom – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. g3 c5 9. dxc5 bxc5 10. Bg2 Ne4 |
| Saint Louis Blitz 2023 – Round 8.4 – Xiong, Jeffery – 0-1 – So, Wesley – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 d5 9. b3 Nbd7 10. Bb2 c5 |
| Tilburg Fontys 1998 – Round 6 – Anand, Viswanathan – 1-0 – Adams, Michael – G16 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 h6 9. Bh4 c5 10. Rd1 Ne4 |
| World Blitz 2017 – Round 7.17 – Yu, Yangyi – 1/2-1/2 – Kryvoruchko, Yuriy – G347 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 d5 9. b3 Nbd7 10. Be2 c5 |
| World Blitz Championship 2009 – Round 15 – Karpov, Anatoly – 0-1 – Anand, Viswanathan – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. e3 d6 10. Be2 Nd7 |
| World Rapid 2019 – Round 6.48 – Saini Vidit – 1-0 – Rozum, Ivan – G403 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 h6 9. Bh4 d6 10. Nd2 c5 |
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1928 Trencianske Teplice – Round 10 – Pokorny, Amos – 1-0 – Engel, Jindrich – G23
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1931 New York – Round 1 – Kupchik, Abraham – 1/2-1/2 – Dake, Arthur William – G4
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1946 Pittsburgh Open – Round 1 – Kupchik, Abraham – 1/2-1/2 – Jirov Katz, Maayan – G40
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1948 Essen – Round 1 – Troger, Paul – 0-1 – Unzicker, Ferdinand, Dr. – G5
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1949 GER Ch Bad Pyrmont GER – Round 1 – Troger, Paul – 1-0 – Unzicker, Ferdinand, Dr. – G1
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1951 Match FRG-YUG – Round 1 – Bogoljubow, Efim – 1/2-1/2 – Matanovic, Aleksandar – G3
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1955 ROM-FRA – Round 2.2 – Chaude de Silans, Chantal – 0-1 – Balanel, Ion – G7
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1955 URS-USA telex – Round 3 – Evans, Larry M – 1/2-1/2 – Bronstein, David I – G7
- Lire la suite
-
- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E21 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 - Nimzo-Indian Defense: Three Knights Variation (1925), E21m - 5…Bb7 - Nimzo-Indian: Nimzo-Queen’s Hybrid, SÉRIE E
1960 Leipzig olm fin-A – Round 1 – Byrne, Robert E – 1-0 – Mititelu, Gheorghe – G7
- Lire la suite












