Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | — |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● e5 (2v0), ● g5 (2v0) | — |
| Cases faibles | — | — |
| Centre | ● e5 (2v0) | ● d5 (1v0), ● e4 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 0) | |
| Bf1 | ● Bf1 Non développé (mob. 0) | |
| 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 | ● c2-c4, ● d2-d4, ● e2-e4 | ● …e7-e5 |
A03l — Bird
1.f4 d5 2.Nf3 c5 ○ Trait aux Blancs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. e3 (Libérer Bf1, préparer Bd3 — 65 % des parties) ; g3 (Préparer le fianchetto — 21 % des parties) ; b3 (Préparer le fianchetto — 8 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Nc6 (Développer b8 — 57 % des parties) ; ...Nf6 (Développer g8 — 23 % des parties) ; ...g6 (Préparer le fianchetto — 10 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 1921 Brno Morava – Round 3 – Treybal, Karel – 1-0 – Mitovsky, K. – G8 1. f4 d5 2. Nf3 c5 3. b3 Nc6 4. e3 Nf6 5. Be2 e6 6. O-O Bd6 7. Bb2 Qe7 8. c4 Bd7 9. Ne5 O-O 10. Rf3 d4 |
| 1929 Paris – Round 3 – Lazard, Frederic – 1-0 – Znosko-Borovsky, Eugene – G13 1. f4 d5 2. Nf3 c5 3. b3 Nf6 4. Bb2 e6 5. e3 Be7 6. Bd3 Nc6 7. Nc3 Nb4 8. Be2 d4 9. exd4 cxd4 10. Nb5 d3 |
| 1950 URS Ch sf – Round ? – Korchnoi, Viktor – 1-0 – Goldberg, Grigory A – G19 1. f4 c5 2. Nf3 d5 3. g3 Nc6 4. Bg2 e6 5. O-O Bd6 6. Nc3 Nf6 7. d3 d4 8. Nb5 Nd5 9. c4 Nde7 10. e4 dxe3 |
| 1956 Leipzig ch GDR – Round 11 – Liebert, Heinz – 1-0 – Knothe, Karl – G19 1. f4 d5 2. Nf3 c5 3. g3 Nf6 4. Bg2 Nc6 5. O-O e6 6. d3 Be7 7. c3 O-O 8. Kh1 b6 9. Qc2 Qc7 10. Na3 Bb7 |
| 1957 Danmarksmesterskabet – Round 11 – Pedersen, Eigil – 1/2-1/2 – Ravn, Palle – G43 1. f4 d5 2. Nf3 c5 3. g3 Nf6 4. Bg2 g6 5. O-O Bg7 6. d3 Nc6 7. Nc3 d4 8. Ne4 Nxe4 9. dxe4 Qb6 10. e3 O-O |
| 1960 It Bad Salzungen GER – Round 6 – Liebert, Heinz – 1-0 – Fuchs, Reinhart – G27 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 g6 5. O-O Bg7 6. d3 Nf6 7. Nc3 b6 8. e4 dxe4 9. dxe4 Ba6 10. e5 Bxf1 |
| 1960 Leipzig olm fin-C – Round 4 – Yepez, Osvaldo – 0-1 – Palmiotto, Fiorentino – G20 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 Nf6 5. O-O e6 6. d3 Bd6 7. c3 O-O 8. Qc2 e5 9. fxe5 Nxe5 10. Bg5 h6 |
| 1965 USSR – Round 1 – Antoshin, Vladimir S – 1/2-1/2 – Pavlenko, Oleg – G28 1. f4 d5 2. Nf3 c5 3. d3 Nc6 4. c3 g6 5. Qc2 Bg7 6. e4 e5 7. Be2 Nge7 8. O-O O-O 9. fxe5 Nxe5 10. Nxe5 Bxe5 |
| 1966 Asztalos Memorial 9th – Round 7 – Ciocaltea, Victor – 1-0 – Csom, Istvan – G37 1. f4 d5 2. Nf3 c5 3. g3 Nf6 4. Bg2 Nc6 5. O-O b6 6. d3 Bb7 7. c3 Qc7 8. Na3 a6 9. Qc2 e6 10. e4 Be7 |
| 1966 Lanjaron – Round 7 – O'Kelly, Albéric de Galway – 1-0 – Aguero Quesada, Gloriana – G25 1. f4 d5 2. Nf3 c5 3. g3 Nf6 4. Bg2 Bf5 5. d3 Nc6 6. O-O Qc8 7. Nc3 Bh3 8. e4 Bxg2 9. Kxg2 d4 10. Ne2 e6 |
| FIDE World Rapid 2014 – Round 15.12 – Nakamura, Hikaru – 1/2-1/2 – Fedoseev, Vladimir – G330 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. O-O Nf6 7. Qe1 Qb6 8. Kh1 Nd4 9. Na3 Nxf3 10. Rxf3 h5 |
| World Blitz 2019 – Round 20.28 – Harsha Bharathakoti – 1-0 – Motylev, Alexander – G1344 1. f4 c5 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. O-O Nc6 6. d3 e6 7. e4 Nge7 8. c3 O-O 9. e5 b6 10. g4 Ba6 |
| World Blitz 2021 – Round 15.29 – Harsha Bharathakoti – 0-1 – Caruana, Fabiano – G882 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 Bg4 5. O-O Nf6 6. d3 e6 7. c3 Bd6 8. Qe1 O-O 9. e4 Bc7 10. Nbd2 b5 |












