A50f — Indian: Mexican Defence, 3.Nf3 e6 4.a3
1.d4 Nf6 2.c4 Nc6 3.Nf3 e6 4.a3 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nc3 (Développer b1 — 85 % des parties) ; e3 (Libérer Bf1, préparer Bd3 — 5 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...d6 (Libérer Bc8 — 59 % des parties) ; ...d5 (Occuper le centre — 25 % des parties) ; ...g6 (Préparer le fianchetto — 10 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● b2→a3 | ● d7→e6, f7→e6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● e5 (2v1), ● g5 (2v0) | — |
| Cases faibles | — | — |
| Centre | ● d4 (2v1), ● e5 (2v1) | ● d5 (2v1), ● e4 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 5) | |
| Bf1 | ● Bf1 Non développé (mob. 0) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Bf8 | ● Bf8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 5 (● b1, ● c1, ● f1, ● a1, ● h1) | 4 (● 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 | ● d4-d5 | ● …d7-d5, ● …e6-e5 |
| Partie |
|---|
| 2024 Superbet Chess Blitz – Round 18 – Keymer Vincent – 0-1 – Praggnanandhaa R – G88 1. Nf3 Nf6 2. c4 Nc6 3. d4 e6 4. a3 g6 5. Nc3 Bg7 6. e4 d6 7. Be2 O-O 8. O-O Re8 9. h3 e5 10. d5 Nd4 |
| 40. Olympiad Open 2012 – Round 6.21 – Banikas, Hristos – 1-0 – Mansour, Sameer – G365 1. d4 Nf6 2. c4 e6 3. Nf3 Nc6 4. a3 d5 5. Nc3 a6 6. e3 Bd6 7. c5 Be7 8. Bd3 e5 9. Nxe5 Nxe5 10. dxe5 Ng4 |
| 42. Olympiad 2016 – Round 9.7 – Almasi, Zoltan – 1-0 – Gelashvili, Tamaz – G667 1. Nf3 Nf6 2. c4 Nc6 3. d4 e6 4. a3 d6 5. Nc3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O a6 9. b4 Nd7 10. Bg5 f6 |
| 7. Tal Mem Blitz 2012 – Round 8 – Kramnik, Vladimir – 1-0 – Caruana, Fabiano – G8 1. Nf3 Nf6 2. c4 Nc6 3. d4 e6 4. a3 d6 5. Nc3 g6 6. e4 Bg7 7. Bg5 h6 8. Be3 O-O 9. h3 e5 10. d5 Nd4 |
| Corus A 2007 – Round 8 – Van Wely, Loek – 1/2-1/2 – Ponomariov, Ruslan – G47 1. d4 e6 2. c4 Nf6 3. Nf3 Nc6 4. a3 d5 5. Bg5 Be7 6. e3 h6 7. Bh4 O-O 8. Nc3 b6 9. Rc1 Bb7 10. cxd5 Nxd5 |
| FIDE Grand Swiss 2025 – Round 9 – Theodorou Nikolas – 1/2-1/2 – Rapport Richard – G476 1. d4 e6 2. c4 Nc6 3. Nf3 Nf6 4. a3 g6 5. Nc3 Bg7 6. e4 d6 7. Be2 O-O 8. O-O Re8 9. Be3 e5 10. dxe5 dxe5 |
| Lindores Abbey Tal Memorial 2021 – Round 14.31 – Sargissian, Gabriel – 1-0 – Sadhwani, Raunak – G612 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. a3 d6 5. Nc3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O e5 9. d5 Ne7 10. e4 Nd7 |
| SportAccord Blitz Men 2012 – Round 15.8 – Giri, Anish – 1-0 – Fressinet, Laurent – G118 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. a3 d6 5. Nc3 g6 6. e4 Bg7 7. Be2 O-O 8. O-O Re8 9. d5 Ne7 10. dxe6 Bxe6 |
| SportAccord Blitz Men 2012 – Round 6.5 – Giri, Anish – 0-1 – Bologan, Victor – G43 1. d4 Nf6 2. Nf3 e6 3. c4 Nc6 4. a3 g6 5. Nc3 d6 6. e4 Bg7 7. Be2 O-O 8. O-O Re8 9. d5 exd5 10. cxd5 Ne7 |
| World Blitz 2022 – Round 20.3 – Keymer, Vincent – 0-1 – Nakamura, Hikaru – G1061 1. Nf3 Nf6 2. c4 Nc6 3. d4 e6 4. a3 g6 5. Nc3 d6 6. e4 Bg7 7. Be2 O-O 8. O-O e5 9. d5 Ne7 10. b4 Nd7 |
| Yerevan ol (Men) 1996 – Round 13 – Kasparov, Garry – 1-0 – Yermolinsky, Alex – G194 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. a3 d5 5. Nc3 a6 6. cxd5 exd5 7. Bg5 Be7 8. e3 h6 9. Bh4 O-O 10. Bd3 Be6 |
Kasparov, Garry — 1 partie
1991 — Scoville, William B vs Orlov, Georgi — 0-1 — Washington, DC USA
1991 — Ftacnik, Lubomir vs Orlov, Georgi — 0-1 — Washington, DC USA
1991 — Inumerable, Florentino vs Orlov, Georgi — 1-0 — Chicago, IL USA
1992 — Ilincic, Zlatko vs Titov, German — 0-1 — Vrnjacka Banja SRB
1986 — An, Yanfeng vs Vilas Boas, Luz — 1-0 — Dubai UAE
1987 — Timoscenko, Gennadij vs Naumkin, Igor — 1-0 — Norilsk
1991 — Graves, John vs Orlov, Georgi — 0-1 — Tacoma
1991 — Gutman, Richard George vs Orlov, Georgi — 0-1 — Portland, OR USA
1997 — Dizdar, Goran vs Sulava, Nenad — 1/2-1/2 — Pula op Pula CRO
1997 — Portisch, Lajos vs Wilhelmi, Christian — 1-0 — Frankfurt GER
1998 — Belozerov, Andrei vs Vlassov, Nikolai — 1/2-1/2 — Maikop RUS
1998 — Arkhipov, Sergey vs Vlassov, Nikolai — 1/2-1/2 — Maikop RUS
1993 — Munoz, William vs Chable, Roberto — 1-0 — Merida, Yucatan
1994 — Meyer, Peter vs Cox, Aidan — 1-0 — ?
1998 — Vida, Jeno vs Sebestyen, Balazs — 1-0 — Szekszard
1999 — Carro, Samperio Ian Giovanni vs Romito, Donato — 1-0 — Asigc E1F006 Torneo e-mail 1.