A37r — English: Symmetrical, 5.Nf3 e5 6.a3
1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 e5 6.a3 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. O-O (Mettre le roi en sécurité, connecter les tours — 49 % des parties) ; d3 (Solidifier le centre — 19 % des parties) ; Rb1 (18 % des parties) ; b4 (Expansion aile dame — 11 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Nge7 (Développer g8 — 51 % des parties) ; ...a5 (32 % des parties) ; ...d6 (Libérer Bc8 — 15 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● b2→a3, f2→g3, h2→g3 | ● f7→g6, h7→g6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b5 (2v0), ● d5 (2v0) | ● d4 (3v1) |
| Cases faibles | — | — |
| Centre | ● d5 (2v0), ● e4 (1v0) | ● d4 (3v1), ● e5 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 0) | |
| Bg2 | ● Bg2 Ok (mob. 2) | |
| Bg7 | ● Bg7 Ok (mob. 3) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 3 (● c1, ● a1, ● h1) | 4 (● g8, ● 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 | ● d2-d4 | ● …d7-d5 |
| Partie |
|---|
| 1968 Malaga ESP – Round 11 – Ivkov, Borislav – 1-0 – Medina-Garcia, Antonio – G10 1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. Nf3 e5 6. a3 Nge7 7. Rb1 a5 8. O-O d6 9. d3 O-O 10. Bd2 Rb8 |
| 3. Norway Chess 2015 – Round 7.5 – Nakamura, Hikaru – 1/2-1/2 – Grischuk, Alexander – G35 1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 Nge7 7. O-O O-O 8. Ne1 d6 9. Nc2 Be6 10. Ne3 Qd7 |
| 6. Tal Memorial 2011 – Round 1 – Kramnik, Vladimir – 0-1 – Nepomniachtchi, Ian – G5 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 d6 7. O-O Nge7 8. b4 e4 9. Ne1 f5 10. Bb2 O-O |
| 8. Sinquefield Cup 2021 – Round 3.1 – So, Wesley – 1-0 – Svidler, Peter – G11 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e5 6. a3 a5 7. d3 Nge7 8. Nd2 d6 9. Nf1 O-O 10. Ne3 Rb8 |
| 84. Tata Steel Masters 2022 – Round 2.7 – Shankland, Sam – 1/2-1/2 – Grandelius, Nils – G14 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 e5 6. a3 Nge7 7. d3 O-O 8. Nd2 d6 9. Rb1 Rb8 10. b4 b6 |
| Amber Rapid 2008 – Round 6 – Kramnik, Vladimir – 1/2-1/2 – Gelfand, Boris – G26 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 a5 7. O-O Nge7 8. Ne1 d6 9. Nc2 Be6 10. Ne3 O-O |
| SportAccord Blitz 2014 – Round 11.6 – Radjabov, Teimour – 1-0 – Grischuk, Alexander – G86 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 Nge7 7. O-O O-O 8. Rb1 d5 9. cxd5 Nxd5 10. Nxd5 Qxd5 |
| SportAccord Blitz Men 2012 – Round 9.7 – Radjabov, Teimour – 1/2-1/2 – Jobava, Baadur – G69 1. Nf3 c5 2. c4 Nc6 3. g3 e5 4. Nc3 g6 5. Bg2 Bg7 6. a3 a5 7. O-O Nge7 8. Ne1 d6 9. Nc2 h5 10. d3 h4 |
| Tal Memorial Blitz 2008 – Round 20 – Kramnik, Vladimir – 0-1 – Alekseev, Evgeny – G168 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 a5 7. O-O d6 8. Ne1 Be6 9. d3 Nge7 10. Nc2 d5 |
| WCh Candidates 2011 – Round 3.2 – Gelfand, Boris – 1/2-1/2 – Grischuk, Alexander – G26 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 Nge7 7. b4 d5 8. cxd5 Nxd5 9. Ng5 Nc7 10. d3 cxb4 |
| World Blitz 2009 – Round 10 – Gelfand, Boris – 1-0 – Karjakin, Sergey – G94 1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 Nge7 7. O-O O-O 8. b4 d5 9. cxd5 Nxd5 10. Nxd5 Qxd5 |
| World Blitz 2009 – Round 40 – Kramnik, Vladimir – 0-1 – Dominguez Perez, Leinier – G413 1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. a3 d6 7. O-O a5 8. Ne1 Be6 9. d3 Nge7 10. Nc2 Rb8 |
| World Blitz 2021 – Round 6.11 – Petrosian, Tigran L. – 0-1 – Erigaisi Arjun – G323 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. c4 Bg7 5. Nc3 e5 6. a3 Nge7 7. O-O O-O 8. Rb1 a5 9. Ne1 d6 10. Nc2 f5 |
| World Blitz 2022 – Round 4.16 – Fedoseev, Vladimir – 1-0 – Moiseenko, Alexander – G184 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. c4 Bg7 5. Nc3 e5 6. a3 a5 7. d3 d6 8. Bg5 f6 9. Bd2 Nge7 10. O-O O-O |
| World Blitz Final 2012 – Round 15 – Svidler, Peter – 1-0 – Kotsur, Pavel – G110 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 e5 6. a3 d6 7. O-O Nge7 8. b4 f5 9. bxc5 dxc5 10. Bb2 e4 |
| World Blitz Final 2012 – Round 6 – Radjabov, Teimour – 1-0 – Kotsur, Pavel – G45 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. c4 Bg7 5. Nc3 e5 6. a3 d6 7. Rb1 a5 8. O-O Nge7 9. Ne1 Be6 10. Nd5 Rb8 |
Fin du contenu
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1962 — Bernstein, Sidney vs Mednis, Edmar J — 1-0 — New York Marshall CC
1968 — Ivkov, Borislav vs Medina-Garcia, Antonio — 1-0 — Malaga ESP
1972 — Jongsma, Alexander vs Soos, Bela — 1-0 — Amsterdam NED
1972 — Langeweg, Kick vs Clares Huanca, Danner Saed — 1-0 — Vienna tt
1975 — Cleghorn, Peter vs Watson, John — 0-1 — Vancouver BC CAN
1980 — Suba, Mihai vs Wedberg, Tom — 0-1 — Bajmok
1983 — Ost-Hansen, Jacob vs Wedberg, Tom — 1/2-1/2 — Copenhagen DEN
1984 — Pein, Malcolm vs De Firmian, Nick — 1-0 — London, Park Lane Hotel
1984 — McCambridge, Vincent vs Choobak, Khosrow — 1-0 — Anaheim
1987 — Svenn, Gosta vs Winsnes, Rikard — 1/2-1/2 — Stockholm SWE
1988 — Espig, Lutz vs Ernst, Thomas — 1/2-1/2 — Thessaloniki olm
1988 — Van der Sterren, Paul vs Wedberg, Tom — 1/2-1/2 — Thessaloniki olm
1996 — Franke, Reiner, Prof. Dr. vs Hauschild, Andreas — 1/2-1/2 — Oberliga Nord W9596
2000 — Markowski, Tadeusz vs Gdanski, Jacek — 1/2-1/2 — Plock POL
2003 — Himaras, Stefanos vs Panagopoulos, Nikolaos — 1-0 — Nikea GRE
2011 — Plischki, Sebastian vs Obrusnik, Michal — 1/2-1/2 — Ostrava CZE