A30y — English: Symmetrical, Hedgehog, Flexible Formation
1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 * ● Trait aux Noirs
Ouverture — Centre semi-ouvert
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Avantages : majorité aile_dame (3v2), case forte c4, case forte d4, case forte f4, case forte g5, paire de fous, colonne d.
Faiblesses adverses : Bb7 mauvais fou, Be7 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé, arriéré f2.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d
Faiblesses adverses : Bb7 mauvais fou, Be7 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé, arriéré f2.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Avantages : majorité centre (2v1), case forte c5, avant-postes c5(C), e5(C), Bb7 actif, paire de fous, colonne c.
Faiblesses adverses : arriéré f2, Bc1 enfermé, Bg2 mauvais fou.
Problèmes : roi au centre, Be7 enfermé.
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bg4 — Clouer Nf3
● ...d5 — Rupture
● ...e5 — Rupture
● ...Rc — Tour sur colonne c
Faiblesses adverses : arriéré f2, Bc1 enfermé, Bg2 mauvais fou.
Problèmes : roi au centre, Be7 enfermé.
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bg4 — Clouer Nf3
● ...d5 — Rupture
● ...e5 — Rupture
● ...Rc — Tour sur colonne c
Avantages
Faiblesses adverses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | ● f2 | — |
| Chaînes | ● a2→b3, f2→g3, h2→g3, b3→c4 | ● f7→e6 |
| Passés | — | — |
| Majorité | ● aile_dame 3v2 | ● centre 2v1 |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● c4 (2v0), ● d4 (2v0), ● f4 (2v0), ● g5 (2v0) | ● c5 (3v1) |
| Cases faibles | ● e4 | — |
| Centre | ● d4 (2v0), ● d5 (4v3) | — |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs | |
| Semi-ouvertes | ● d | ● c |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 7) | |
| Bg2 | ● Bg2 Mauvais (mob. 3) | |
| Bb7 | ● Bb7 Actif (mob. 4) | |
| Be7 | ● Be7 Enfermé (mob. 1) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 2 (c1, a1) | 2 (a8, h8) |
Sécurité du roi
| ♔ Blancs | ♚ Noirs | |
| Statut | ● Roqué | ● Au centre ! |
| Droits de roque | — | O-O / O-O-O |
Thèmes
| ♔ Blancs | ♚ Noirs | |
| Phase | Ouverture | |
| Centre | semi-ouvert | |
| Ruptures | ● c4-c5, ● e4-e5 | ● …d6-d5, ● …e6-e5 |
| Partie |
|---|
| 4. M-Tel Masters 2008 – Round 8 – Bu, Xiangzhi – 1/2-1/2 – Ivanchuk, Vasyl – G23 1. Nf3 Nf6 2. c4 b6 3. g3 c5 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| Dos Hermanas 1997 – Round 8 – Kramnik, Vladimir – 1/2-1/2 – Shirov, Alexei – G31 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O a6 7. d4 cxd4 8. Qxd4 d6 9. Rd1 Be7 10. b3 Nbd7 |
| FIDE GP 2002 – Round 1.2 – Van Wely, Loek – 0-1 – Karpov, Anatoly – G24 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O d6 7. d4 cxd4 8. Qxd4 a6 9. Rd1 Be7 10. b3 Nbd7 |
| Karen Asrian Memorial 2008 – Round 9 – Bu, Xiangzhi – 1-0 – Adams, Michael – G23 1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| Luzern olm 1982 – Round 13 – Seirawan, Yasser – 1/2-1/2 – Gruenfeld, Yehuda – G57 1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. e4 Nbd7 |
| Luzern olm 1982 – Round 5.3 – Polugaevsky, Lev – 0-1 – Ftacnik, Lubomir – G24 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| Mar del Plata 1982 – Round 1 – Giardelli, Sergio C. – 1/2-1/2 – Portisch, Lajos – G5 1. c4 c5 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. Nc3 e6 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. e4 Nbd7 |
| Mar del Plata 1982 – Round 1 – Polugaevsky, Lev – 0-1 – Portisch, Lajos – G52 1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| Mar del Plata 1982 – Round 1 – Seirawan, Yasser – 1-0 – Polugaevsky, Lev – G51 1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| Mar del Plata 1982 – Round 1 – Seirawan, Yasser – 1-0 – Polugaevsky, Lev – G6 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| PCA Qualifiers 1993 – Round 10 – Khalifman, Alexander – 1/2-1/2 – Yermolinsky, Alex – G158 1. c4 b6 2. Nf3 c5 3. g3 Bb7 4. Bg2 Nf6 5. Nc3 e6 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| PCA/Intel-GP 1995 – Round 2 – Kramnik, Vladimir – 1/2-1/2 – Ehlvest, Jaan – G20 1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O a6 7. d4 cxd4 8. Qxd4 d6 9. Rd1 Be7 10. b3 Nbd7 |
| Toluca Interzonal 1982 – Round 4 – Seirawan, Yasser – 1-0 – Adorjan, Andras – G7 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7 |
| World Rapid 2016 – Round 15.38 – Adly, Ahmed – 1-0 – Mchedlishvili, Mikheil – G584 1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O c5 6. c4 cxd4 7. Qxd4 d6 8. Nc3 a6 9. Rd1 Nbd7 10. b3 Be7 |
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- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
4. M-Tel Masters 2008 – Round 8 – Bu, Xiangzhi – 1/2-1/2 – Ivanchuk, Vasyl – G23
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Dos Hermanas 1997 – Round 8 – Kramnik, Vladimir – 1/2-1/2 – Shirov, Alexei – G31
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
FIDE GP 2002 – Round 1.2 – Van Wely, Loek – 0-1 – Karpov, Anatoly – G24
- Lire la suite
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- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Karen Asrian Memorial 2008 – Round 9 – Bu, Xiangzhi – 1-0 – Adams, Michael – G23
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Luzern olm 1982 – Round 13 – Seirawan, Yasser – 1/2-1/2 – Gruenfeld, Yehuda – G57
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Luzern olm 1982 – Round 5.3 – Polugaevsky, Lev – 0-1 – Ftacnik, Lubomir – G24
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Mar del Plata 1982 – Round 1 – Giardelli, Sergio C. – 1/2-1/2 – Portisch, Lajos – G5
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Mar del Plata 1982 – Round 1 – Polugaevsky, Lev – 0-1 – Portisch, Lajos – G52
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Mar del Plata 1982 – Round 1 – Seirawan, Yasser – 1-0 – Polugaevsky, Lev – G51
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
Mar del Plata 1982 – Round 1 – Seirawan, Yasser – 1-0 – Polugaevsky, Lev – G6
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
PCA Qualifiers 1993 – Round 10 – Khalifman, Alexander – 1/2-1/2 – Yermolinsky, Alex – G158
- Lire la suite
-
- A10-A39 English Opening, A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 - Symmetrical Hedgehog Flexible Formation [+0.35], A30y - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.e4 Qc7 - Symmetrical Hedgehog Flexible Formation [+0.33], SÉRIE A
PCA/Intel-GP 1995 – Round 2 – Kramnik, Vladimir – 1/2-1/2 – Ehlvest, Jaan – G20
- Lire la suite












