A30p — English: Symmetrical, Hedgehog, 7.b3
1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 * ○ Trait aux Blancs
Ouverture — Centre semi-ouvert
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
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Atouts. Les Blancs s'appuient sur la case forte b5 et la paire de fous.
Côté adverse. Le fou enfermé en e7.
Plans. h3 (Empêcher ...Bg4) ; d3 (Protéger e4, libérer Bc1).
Côté adverse. Le fou enfermé en e7.
Plans. h3 (Empêcher ...Bg4) ; d3 (Protéger e4, libérer Bc1).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
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Atouts. Les Noirs s'appuient sur la case forte e4, un fou actif en b7 et la paire de fous.
Côté adverse. Les fous enfermés en b2 et g2.
En contrepartie. Plusieurs pièces dorment encore (le cavalier b8 et la tour a8).
Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture) ; ...e5 (Rupture).
Côté adverse. Les fous enfermés en b2 et g2.
En contrepartie. Plusieurs pièces dorment encore (le cavalier b8 et la tour a8).
Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture) ; ...e5 (Rupture).
Avantages
Faiblesses adverses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● a2→b3, f2→g3, h2→g3, b3→c4 | ● b6→c5, d6→c5, a7→b6, f7→e6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b5 (2v0) | ● e4 (2v1) |
| Cases faibles | — | — |
| Centre | — | ● d5 (3v2), ● e4 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bb2 | ● Bb2 Enfermé (mob. 2) | |
| Bg2 | ● Bg2 Enfermé (mob. 2) | |
| Bb7 | ● Bb7 Actif (mob. 6) | |
| Be7 | ● Be7 Enfermé (mob. 0) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 1 (a1) | 2 (b8, a8) |
Sécurité du roi
| ♔ Blancs | ♚ Noirs | |
| Statut | ● Roqué | ● Roqué |
| Droits de roque | — | — |
Thèmes
| ♔ Blancs | ♚ Noirs | |
| Phase | Ouverture | |
| Centre | semi-ouvert | |
| Ruptures | ● d2-d3, ● e2-e3 | ● …d6-d5, ● …e6-e5 |
| Partie |
|---|
| 1927 Bad Niendorf – Round 1 – Nimzowitsch, Aron – 1/2-1/2 – Colle, Edgar – G3 1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. d4 cxd4 10. Nxd4 Bxg2 |
| 1940 URS-sf – Round 1 – Goldberg, Grigory A – 1-0 – Zhukhovitsky, Samuel – G6 1. c4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. Nc3 Be7 7. b3 O-O 8. Bb2 d6 9. d4 cxd4 10. Nxd4 Bxg2 |
| 1944 URS Ch sf – Round 12 – Rokhlin, Yakov Geraisimovich – 1/2-1/2 – Averbakh, Yuri L – G12 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. b3 Be7 6. Bb2 c5 7. O-O O-O 8. Nc3 d6 9. e3 Ne4 10. Qc2 Nxc3 |
| 1950 Bled – Round 9 – Milic, Borislav – 0-1 – Puc, Stojan – G50 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O c5 6. Nc3 Be7 7. b3 O-O 8. Bb2 d6 9. Rc1 Nbd7 10. d4 Ne4 |
| 1967 Sousse Interzonal – Round 10 – Barczay, Laszlo – 1/2-1/2 – Matulovic, Milan – G95 1. Nf3 c5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. b3 b6 6. Bb2 Bb7 7. O-O O-O 8. Nc3 d6 9. d4 Nbd7 10. Ne1 Bxg2 |
| 20. European Teams 2015 – Round 5.6 – Carlsen, Magnus – 0-1 – Pelletier, Yannick – G224 1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. d4 cxd4 10. Nxd4 Bxg2 |
| 34. ECC Open 2018 – Round 2.13 – Bauer, Christian – 1/2-1/2 – Kjartansson, Gudmundur – G45 1. Nf3 Nf6 2. c4 e6 3. b3 c5 4. Bb2 b6 5. g3 Bb7 6. Bg2 Be7 7. O-O O-O 8. Nc3 d6 9. e3 Ne4 10. Ne2 Bf6 |
| Candidats qf1 1983 – Round 9 – Korchnoi, Viktor – 1-0 – Portisch, Lajos – G6 1. Nf3 Nf6 2. c4 e6 3. Nc3 b6 4. g3 Bb7 5. Bg2 c5 6. O-O Be7 7. b3 d6 8. Bb2 O-O 9. e3 a6 10. d4 cxd4 |
| Cote d'Ivoire Blitz 2019 – Round 11.1 – Vachier-Lagrave, Maxime – 1-0 – Carlsen, Magnus – G51 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. e3 Nbd7 10. Qe2 a6 |
| FIDE WCh KO 2001 – Round 1.4 – Bruzon Batista, Lazaro – 1/2-1/2 – Nisipeanu, Liviu-Dieter – G134 1. c4 e6 2. Nf3 c5 3. Nc3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. e3 Nbd7 10. Qe2 Ne4 |
| FIDE WCh KO 2001 – Round 1.6 – Bruzon Batista, Lazaro – 0-1 – Nisipeanu, Liviu-Dieter – G156 1. c4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. b3 O-O 8. Bb2 d6 9. e3 Nbd7 10. d4 cxd4 |
| FIDE World Cup 2019 – Round 3.8 – Jakovenko, Dmitry – 1/2-1/2 – Vachier-Lagrave, Maxime – G360 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. e3 Nbd7 10. Qe2 a6 |
| GMA 2004 – Round 2 – Timman, Jan H – 0-1 – Leko, Peter – G13 1. Nf3 c5 2. b3 Nf6 3. Bb2 e6 4. g3 b6 5. Bg2 Bb7 6. c4 Be7 7. O-O d6 8. Nc3 O-O 9. e3 Nbd7 10. Qe2 a6 |
| Moscow 1981 – Round 1 – Smejkal, Jan – 1/2-1/2 – Kasparov, Garry – G36 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. e3 Nbd7 10. Qe2 a6 |
| Moscow-4teams 1981 – Round 1 – Smyslov, Vassily – 0-1 – Kasparov, Garry – G17 1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. b3 O-O 8. Bb2 d6 9. e3 Nbd7 10. d4 a6 |
| Olympiad 2002 – Round 12 – Istratescu, Andrei – 1/2-1/2 – Stefansson, Hannes – G392 1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2 d6 9. d4 cxd4 10. Nxd4 Bxg2 |
| Riga Interzonal 1979 – Round 17 – Polugaevsky, Lev – 1/2-1/2 – Gheorghiu, Florin – G47 1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. b3 O-O 8. Bb2 d6 9. d4 cxd4 10. Nxd4 Bxg2 |
| World Blitz 2017 – Round 19.54 – Salgado Lopez, Ivan – 1-0 – Saeed, Ishaq – G1017 1. Nf3 Nf6 2. b3 e6 3. Bb2 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. c4 c5 8. Nc3 d6 9. d4 cxd4 10. Qxd4 a6 |
| World Blitz 2019 – Round 13.26 – Anton Guijarro, David – 0-1 – Abdusattorov, Nodirbek – G871 1. Nf3 Nf6 2. b3 b6 3. g3 Bb7 4. Bg2 e6 5. Bb2 c5 6. O-O Be7 7. c4 O-O 8. Nc3 d6 9. d4 cxd4 10. Nxd4 Bxg2 |
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- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
1927 Bad Niendorf – Round 1 – Nimzowitsch, Aron – 1/2-1/2 – Colle, Edgar – G3
- Lire la suite
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- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
1940 URS-sf – Round 1 – Goldberg, Grigory A – 1-0 – Zhukhovitsky, Samuel – G6
- Lire la suite
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- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
1944 URS Ch sf – Round 12 – Rokhlin, Yakov Geraisimovich – 1/2-1/2 – Averbakh, Yuri L – G12
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
1967 Sousse Interzonal – Round 10 – Barczay, Laszlo – 1/2-1/2 – Matulovic, Milan – G95
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
20. European Teams 2015 – Round 5.6 – Carlsen, Magnus – 0-1 – Pelletier, Yannick – G224
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
34. ECC Open 2018 – Round 2.13 – Bauer, Christian – 1/2-1/2 – Kjartansson, Gudmundur – G45
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
Candidats qf1 1983 – Round 9 – Korchnoi, Viktor – 1-0 – Portisch, Lajos – G6
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
Cote d’Ivoire Blitz 2019 – Round 11.1 – Vachier-Lagrave, Maxime – 1-0 – Carlsen, Magnus – G51
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
FIDE WCh KO 2001 – Round 1.4 – Bruzon Batista, Lazaro – 1/2-1/2 – Nisipeanu, Liviu-Dieter – G134
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
FIDE WCh KO 2001 – Round 1.6 – Bruzon Batista, Lazaro – 0-1 – Nisipeanu, Liviu-Dieter – G156
- Lire la suite
-
- A10-A39 English Opening, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 - Symmetrical Hedgehog, A30p - 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.b3 O-O 8.Bb2 d6 - Symmetrical Hedgehog, SÉRIE A
FIDE World Cup 2019 – Round 3.8 – Jakovenko, Dmitry – 1/2-1/2 – Vachier-Lagrave, Maxime – G360
- Lire la suite













Carlsen, Magnus — 4 parties
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
1928 — Euwe, Max vs Colle, Edgar — 1/2-1/2 — Amsterdam m
1940 — Goldberg, Grigory A vs Zhukhovitsky, Samuel — 1-0 — Kiev UKR
1960 — Viner, Phillip vs Hanks, John — 1-0 — Adelaide AUS
1967 — Lilein vs Zotkin, Yuri P — 0-1 — USSR
1975 — Schmidt, Waldemar vs Andersson, Ulf — 1/2-1/2 — Pula CRO
1976 — Stean, Michael F vs Bellon Lopez, Juan Manuel — 1-0 — Montilla Moriles
1976 — Spassov, Liuben vs Ornstein, Axel — 1/2-1/2 — Oslo NOR
1976 — Rubanraut, Serge vs Scholz, Guillermo — 1/2-1/2 — Haifa ISR
1978 — Csom, Istvan vs Hardicsay, Peter — 1/2-1/2 — Budapest HUN
1979 — Dorfman, Iossif vs Rastenis, Gediminas — 1/2-1/2 — URS
1981 — Welin, Thomas vs Villeneuve, Alain — 1-0 — Viking Oslo NOR
1981 — Boensch, Uwe vs Stempin, Pawel — 1/2-1/2 — Zinnowitz GER
1977 — Michalet, Guy vs Roos, Jean-Luc — 1/2-1/2 — Le Touquet
1977 — Hernando Pertierra, Jose Carlos vs Rivas Pastor, Manuel — 1/2-1/2 — Can Picafort
1978 — Odendahl, Steven vs Weinstein, Norman — 1/2-1/2 — Lone Pine, CA USA
1979 — Chernin, Alexander vs Pazos Gambarrotti, Plinio — 1-0 — Skien