B54c — Sicilian: Open, 2…d6, 4…a6
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 a6 * ○ Trait aux Blancs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
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Plans. Nc3 (Développer b1 — 54 % des parties) ; c4 (Frapper le centre adverse — 26 % des parties) ; Bc4 (Fou actif (mobilité 9), Développer f1 — 6 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
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Plans. ...Nf6 (Développer g8 — 59 % des parties) ; ...e6 (Solidifier le centre, libérer le fou — 15 % des parties) ; ...g6 (Préparer le fianchetto — 8 % des parties) ; ...e5 (Occuper le centre — 8 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | ● b7→a6, e7→d6 |
| Passés | — | — |
| Majorité | ● aile dame 3v2 | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● f5 (2v1) | — |
| Cases faibles | — | — |
| Centre | ● d4 (1v0), ● d5 (1v0) | ● e5 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs | |
| Semi-ouvertes | ● d | ● c |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 5) | |
| Bf1 | ● Bf1 Non développé (mob. 5) | |
| Bc8 | ● Bc8 Non développé (mob. 5) | |
| Bf8 | ● Bf8 Non développé (mob. 0) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 5 (● b1, ● 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 | ● e4-e5 | ● …d6-d5, ● …f7-f5 |
| Partie |
|---|
| 1951 Buenos Aires – Round 15 – Rebizzo, Cayetano – 0-1 – Juarez Baldizon, Carlos A. – G86 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Nc6 7. Nc2 g6 8. Be2 Bg7 9. Be3 O-O 10. f3 Be6 |
| 1954 British Under 21 Championship – Round 1 – Cafferty, Bernard – 1-0 – Dent, Matthew – G1 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 g6 7. Be2 Bg7 8. O-O Nbd7 9. f3 Qb6 10. Na4 Qc7 |
| 1955 Aberystwyth ch-BCF – Round 1 – Aitken, James – 1-0 – Milan S Gowda – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 e6 8. O-O Be7 9. Be3 O-O 10. f4 Bd7 |
| 1956 Mar del Plata – Round 1 – Reinhardt, Enrique – 0-1 – Shocron, Ruben – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 g6 6. Nc3 Bg7 7. Be3 Nc6 8. Qd2 Nf6 9. f3 Bd7 10. Nc2 Qa5 |
| 1956 Marianske Lazne/Praha – Round 9 – Wade, Robert G – 0-1 – Ragozin, Viacheslav – G59 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Bc4 Nf6 6. O-O e6 7. Re1 Be7 8. Bb3 O-O 9. Nd2 Nc6 10. c3 Bd7 |
| 1960 Casual Friendly – Round ? – Collins, Richard Arnold – 1-0 – Collins, Paul H – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 g6 6. Nc3 Bg7 7. Be3 e6 8. Be2 Qb6 9. Qd2 Ne7 10. Nxe6 Qc6 |
| 1960 Casual Friendly – Round ? – Collins, Richard Arnold – 1-0 – Collins, Paul H – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 Bd7 6. Nc3 Nc6 7. Be2 g6 8. O-O Bg7 9. Be3 Qb6 10. Ne6 Qxb2 |
| 1965 WchT U26 12. prel – Round 3 – Mnatsakanian, Eduard A – 1-0 – Verstraeten, Roland – G24 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 b5 7. O-O Bb7 8. Bf3 e6 9. a3 Nf6 10. Bg5 Nbd7 |
| World Blitz 2017 – Round 12.41 – Kokarev, Dmitry – 0-1 – Jumabayev, Rinat – G636 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 b6 7. Be2 Bb7 8. f3 e6 9. Be3 Be7 10. O-O O-O |
Anand, Viswanathan — 1 partie
1950 — Rapaka Samuel Paul vs Miguel, Nahuel — 1/2-1/2 — Amsterdam NED
1955 — Sherbakov, Aleksey Mikh vs Smagin, Aleksandr — 1-0 — Moscow Ch URS
1956 — Piatigorsky, Jacqueline vs Gachago Samuel Mathenge — 1/2-1/2 — Hollywood, CA
1959 — Taylor, Aiden L vs Blackstone, John — 0-1 — No. CA
1952 — Larsen, Bent Ravn vs Pedersen, Eigil — 1/2-1/2 — Aabybro
1952 — Castro, Souza Luiz vs Paiva, Omar — 1-0 — ?
1954 — Cafferty, Bernard vs Dent, Matthew — 1-0 — Nottingham/ Nottinghamshire
1955 — Abiolla James vs Milan S Gowda — 1-0 — Aberystwyth ch-BCF
1962 — Blackstone, John vs Reynolds, Jaden — 1-0 — San Jose, CA USA
1972 — Blossom, Don vs Klepper, W. — 0-1 — Dayton, OH USA
1976 — Ruden vs Blossom — 0-1 — Dayton,OH CC ch
1980 — Melle, Ezio vs Steen, Egil — 1-0 — Noordwijkerhout NED
1972 — Nashed, Mohamad Kamal vs Chan, Fan Ying Beth — 1-0 — Skopje ol fin D
1980 — Nilsson, Lars Kjoller vs Madsen, Peder — 0-1 — Hillerod
1986 — Garcia Altamirano, Ivan Oma vs Yuja, Henry — 1-0 — Dubai olm
1988 — Ohrt, Klaus vs Oppelt, Wulf — 1/2-1/2 — Landes-Einzelmeister