B21a — Sicilian: Grand Prix Attack
1.e4 c5 2.f4 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nf3 (Développer g1 — 58 % des parties) ; Nc3 (Développer b1 — 10 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Nc6 (Développer b8 — 29 % des parties) ; ...d5 (Occuper le centre — 29 % des parties) ; ...e6 (Poussée — 17 % des parties) ; ...d6 (Libérer Bc8 — 12 % des parties) ; ...g6 (Préparer le fianchetto — 9 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | — |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | — | — |
| Cases faibles | — | — |
| Centre | ● d5 (1v0), ● e5 (1v0) | ● d4 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 0) | |
| Bf1 | ● Bf1 Non développé (mob. 5) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Bf8 | ● Bf8 Non développé (mob. 0) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 6 (● b1, ● g1, ● c1, ● f1, ● a1, ● h1) | 6 (● b8, ● g8, ● c8, ● f8, ● 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, ● …e7-e5, ● …f7-f5 |
| Partie |
|---|
| 1955 Mar del Plata – Round 15 – Letelier Martner, Rene – 0-1 – Wexler, Bernardo – G107 1. e4 c5 2. f4 Nf6 3. d3 d6 4. Nf3 g6 5. g3 Bg7 6. Bg2 O-O 7. O-O Nc6 8. h3 Rb8 9. Rf2 b5 10. Nbd2 e5 |
| 1960 Leipzig olm prel – Round 2 – Arun Wahi – 0-1 – Korchnoi, Viktor – G56 1. e4 c5 2. f4 Nf6 3. Nc3 e6 4. e5 Nd5 5. Nxd5 exd5 6. Nf3 Be7 7. g3 d6 8. Bb5+ Bd7 9. Qe2 O-O 10. O-O Bh3 |
| 1960 Leipzig olm prel – Round 4 – Karim, Wahid – 0-1 – Lokvenc, Josef – G128 1. e4 c5 2. f4 Nf6 3. e5 Nd5 4. d3 d6 5. Nf3 Nc6 6. Nc3 e6 7. Be2 Be7 8. O-O O-O 9. Kh1 a6 10. Nxd5 exd5 |
| 1961 Corr – Round 1 – Persitz, Raaphi – 1-0 – Swennersted – G6 1. e4 c5 2. f4 Nf6 3. d3 d5 4. e5 Ng8 5. Nf3 Bg4 6. Be2 e6 7. O-O Nh6 8. c3 Be7 9. Be3 O-O 10. Bf2 Nc6 |
| 1964 Amsterdam Interzonal – Round 20 – Larsen, Benjamin Holsko – 1/2-1/2 – Tal, Mikhail – G203 1. e4 c5 2. f4 Nf6 3. d3 d5 4. e5 Ng8 5. Nf3 Bg4 6. Be2 e6 7. O-O Ne7 8. c4 Nbc6 9. Nc3 dxc4 10. dxc4 Nf5 |
| 1964 CAN-op – Round 4 – Overas, Alf Sigurd – 1/2-1/2 – Sarosy, Zoltan L – G6 1. e4 c5 2. f4 Nf6 3. d3 Nc6 4. Nc3 d5 5. e5 Nd7 6. Nf3 e6 7. Be2 Be7 8. O-O O-O 9. Kh1 a6 10. d4 b5 |
| 1966 Corr ch HUN – Round ? – Kov ssy, Sz – 1/2-1/2 – Schrancz, Istvan – G2 1. e4 c5 2. f4 Nf6 3. d3 d5 4. e5 Ng8 5. Nf3 Bg4 6. Be2 e6 7. O-O Ne7 8. c3 h5 9. Be3 Nf5 10. Bf2 Nc6 |
| 1967 Palma de Mallorca – Round 4 – Larsen, Bent Ravn – 1-0 – Bednarski, Jacek B – G29 1. e4 c5 2. f4 Nf6 3. d3 Nc6 4. Nf3 d5 5. e5 Ng8 6. Be2 Bg4 7. O-O e6 8. c4 Nge7 9. Nc3 dxc4 10. dxc4 Nf5 |
| 1968 Lublin PKWN 4th – Round 10 – Sydor, Andrzej – 1/2-1/2 – Szilagyi, Gyorgy Laszlo – G32 1. e4 c5 2. f4 Nf6 3. d3 d5 4. e5 Nfd7 5. Nf3 e6 6. g3 Be7 7. Bg2 Nc6 8. O-O O-O 9. c4 Nb6 10. b3 f5 |
| 1968 New York ch-USA – Round 7 – Bisguier, Arthur B – 1/2-1/2 – Benko, Pal – G38 1. e4 c5 2. f4 Nf6 3. Nc3 d5 4. Bb5+ Bd7 5. e5 Bxb5 6. exf6 Bc6 7. fxg7 Bxg7 8. d3 Qd6 9. Nf3 Nd7 10. O-O O-O-O |
| 1968 Southend – Round 1 – Keene, Raymond D – 1/2-1/2 – Andy Zane Wright – G9 1. e4 c5 2. f4 Nf6 3. d3 g6 4. Nf3 Bg7 5. Be2 Nc6 6. O-O d6 7. a4 Rb8 8. Na3 a6 9. Nc4 b5 10. axb5 axb5 |
| 1968 USA Open Aspen – Round ? – Larsen, Bent Ravn – 1-0 – De Fotis, Gregory – G15 1. e4 c5 2. f4 Nf6 3. d3 d5 4. e5 Ng8 5. Nf3 Nc6 6. Be2 Nh6 7. O-O e6 8. c3 Qb6 9. Kh1 Be7 10. Na3 Bd7 |
| 1969 US Open – Round 12 – Bisguier, Arthur B – 1-0 – Poschel, Paul – G34 1. e4 c5 2. f4 Nf6 3. Nc3 d5 4. Bb5+ Bd7 5. e5 d4 6. exf6 dxc3 7. Bxd7+ Qxd7 8. fxg7 cxd2+ 9. Bxd2 Bxg7 10. c3 O-O |
| 1969 Venice – Round 7 – Paoli, Enrico – 0-1 – Matulovic, Milan – G42 1. e4 c5 2. f4 Nf6 3. Nc3 d6 4. Nf3 e6 5. Bb5+ Bd7 6. a4 a6 7. Bxd7+ Nbxd7 8. d3 Be7 9. O-O O-O 10. Bd2 Nb8 |
Fin du contenu
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