Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● b2→a3 | — |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | — | — |
| Cases faibles | — | — |
| Centre | — | — |
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. 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 |
A00f — Anderssen's Opening
1.a3 ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nf3 (Développer g1 — 26 % des parties) ; c4 (Frapper le centre adverse — 19 % des parties) ; e4 (Occuper le centre — 11 % des parties) ; d4 (Occuper le centre — 10 % des parties) ; g3 (Préparer le fianchetto — 9 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...g6 (Préparer le fianchetto — 25 % des parties) ; ...e5 (Occuper le centre — 23 % des parties) ; ...d5 (Occuper le centre — 22 % des parties) ; ...Nf6 (Développer g8 — 16 % des parties) ; ...c5 (Frapper le centre adverse — 6 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 19. Amber Blindfold 2010 – Round 1 – Carlsen, Magnus – 0-1 – Ivanchuk, Vasyl – G1 1. a3 Nf6 2. c4 c6 3. Nf3 d5 4. e3 Bg4 5. h3 Bh5 6. cxd5 cxd5 7. Nc3 Nc6 8. Bb5 Rc8 9. g4 Bg6 10. Qa4 Nd7 |
| 1904 London – Round 3 – Blackburne, Joseph – 0-1 – Alvarez Lee, Felix – G9 1. a3 d5 2. Nf3 Nf6 3. d4 Bf5 4. e3 e6 5. c4 c6 6. Nc3 Bd6 7. Bd2 Nbd7 8. Be2 Ne4 9. O-O O-O 10. h3 Bg6 |
| 1907 Ostende II – Round 2 – Mieses, Jacques – 0-1 – Cohn, Erich – G14 1. a3 d5 2. d4 Nf6 3. e3 Bf5 4. Bd3 Bg6 5. Nc3 e6 6. Nf3 c5 7. Qe2 Nc6 8. O-O Be7 9. dxc5 Bxc5 10. e4 O-O |
| 1923 Trieste – Round 9 – Canal, Esteban – 1/2-1/2 – Seitz, Jakob Adolf – G40 1. a3 e5 2. c4 Nf6 3. e3 d5 4. cxd5 Nxd5 5. Nf3 Bd6 6. d3 O-O 7. Be2 Be6 8. O-O Nd7 9. Nbd2 Qe7 10. Qc2 Rfc8 |
| 1946 Mar del Plata – Round 1 – Letelier Martner, Rene – 1-0 – Corte, Cesar J – G1 1. a3 d5 2. d4 Nf6 3. Nf3 Bf5 4. c4 c6 5. Qb3 Qb6 6. Qxb6 axb6 7. cxd5 cxd5 8. Nc3 Nc6 9. Nb5 Kd7 10. Bf4 e6 |
| 1946 Pittsburgh Open – Round 1 – Evans Lianda – 1/2-1/2 – Abrahams Gordon, Francisco Tomas – G1 1. a3 h6 2. h3 a6 3. b4 g5 4. Bb2 Rh7 5. g4 Bg7 6. Bxg7 Rxg7 7. Rh2 Ra7 8. Bg2 b5 9. Ra2 Bb7 10. Bxb7 Rxb7 |
| 1948 Buenos Aires – Round 1 – Letelier Martner, Rene – 0-1 – Czerniak, Moshe – G1 1. a3 Nf6 2. b4 g6 3. Bb2 Bg7 4. c4 O-O 5. Nf3 d6 6. d4 e5 7. e3 exd4 8. Nxd4 Ng4 9. Nc3 Nc6 10. Nf3 Nce5 |
| 1951 Ljubljana ch YUG – Round 13 – Nedeljkovic, Srecko M – 1-0 – Kozomara, Vlado – G17 1. a3 f5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. c4 Qe8 8. Nc3 Qh5 9. Qc2 Nc6 10. d5 Ne5 |
| 1953 POL-ch11 – Round 8 – Doda, Zbigniew – 0-1 – Witkowski, Stefan – G47 1. a3 d5 2. d4 Bf5 3. c4 dxc4 4. Nc3 Nf6 5. f3 e5 6. dxe5 Qxd1+ 7. Kxd1 Nfd7 8. e4 Be6 9. f4 Nb6 10. Be3 Nc6 |
| 1956 BCF Major Open – Round 2 – Tennant-Smith, James – 1/2-1/2 – Cafferty, Bernard – G2 1. a3 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 e5 7. d3 a5 8. Nc3 Nc6 9. Bd2 Re8 10. Rc1 h6 |
| 1956 Budapest Szikra – Round ? – Ban, Jeno – 1-0 – Dely, Peter – G2 1. a3 Nf6 2. Nf3 g6 3. b4 Bg7 4. Bb2 O-O 5. g3 d6 6. Bg2 e5 7. O-O Nbd7 8. d4 e4 9. Nfd2 Re8 10. e3 Nb6 |
| 1957 GBR Ch 44th – Round 11.3 – Wade, Robert G – 1/2-1/2 – Alexander, Conol Hugh – G46 1. a3 d6 2. g3 g6 3. Bg2 Bg7 4. c4 e5 5. Nc3 c6 6. Nf3 Ne7 7. d4 O-O 8. O-O Nd7 9. e3 Nb6 10. b3 exd4 |
| 1957 Warchau ch POL – Round 8 – Brzozka, Stefan – 1/2-1/2 – Dzieciolowski, Adam – G38 1. a3 c5 2. Nf3 d5 3. e3 Nf6 4. c4 Nc6 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Be6 8. cxd5 Qxd5 9. Qxd5 Nxd5 10. e4 Nf6 |
| 1959 Skittles – Round ? – Blackstone, John – 1-0 – Dommeyer, Carl – G2 1. a3 b5 2. c4 c6 3. g3 d5 4. c5 g6 5. Bg2 Nf6 6. b4 a5 7. Bb2 Bg7 8. d3 a4 9. e3 Nbd7 10. f4 O-O |
| 1959 Skittles – Round ? – Blackstone, John – 1-0 – Dommeyer, Carl – G3 1. a3 e5 2. c4 b6 3. Nc3 Ne7 4. e4 g6 5. d4 Bg7 6. d5 Bb7 7. Bg5 h6 8. Be3 d6 9. b4 Nc8 10. c5 c6 |
| 1961 Match – Round 10 – Blackstone, John – 1/2-1/2 – Mortz, John R – G10 1. a3 a5 2. c4 e5 3. Nc3 Nf6 4. e3 Nc6 5. Qc2 Bc5 6. Nf3 Qe7 1/2-1/2 |
| 1964 Zuerich-J Zurich SUI – Round 10 – Zuidema, Coen – 1-0 – Tejero Royo, Fermin – G9 1. a3 Nf6 2. Nf3 g6 3. b4 Bg7 4. Bb2 d5 5. g3 O-O 6. Bg2 b6 7. O-O Bb7 8. d4 Nbd7 9. Nbd2 c5 10. b5 c4 |
| 1967 POL Team Ch 20th – Round 8 – Brzozka, Stefan – 1/2-1/2 – Sliwinski, Henryk – G49 1. a3 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. d3 h6 6. O-O c6 7. Nbd2 Be7 8. Qe1 O-O 9. e4 dxe4 10. dxe4 Bh7 |
| 1967 US Open – Round 10 – Steensland, Ron – 0-1 – Zalys, Ignas – G30 1. a3 c5 2. c3 d5 3. d4 e6 4. Nf3 Nf6 5. e3 Bd6 6. dxc5 Bxc5 7. b4 Be7 8. c4 a5 9. b5 Nbd7 10. Bb2 O-O |
| 6. World Blitz 2010 – Round 36 – Carlsen, Magnus – 1-0 – Eljanov, Pavel – G261 1. a3 e5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Nc6 5. g3 Bg7 6. Bg2 O-O 7. O-O d6 8. b4 Nd4 9. Bb2 c6 10. d3 Re8 |
| 6. World Blitz 2010 – Round 38 – Carlsen, Magnus – 1/2-1/2 – Grischuk, Alexander – G280 1. a3 Nf6 2. f4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 b6 6. d3 d5 7. O-O Bb7 8. Qe1 c5 9. Nbd2 Nc6 10. e4 dxe4 |
| FIDE World Blitz Championship 2025 – Round 12 – Bortnyk Olexandr – 0-1 – Makarian Rudik – G238 1. a3 Nf6 2. Nf3 d5 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. d3 c5 7. Nbd2 Nc6 8. e4 Qc7 9. Re1 h6 10. Nb3 dxe4 |
| FIDE World Blitz Championship 2025 – Round 4 – Bortnyk Olexandr – 1-0 – Salinas Herrera Pablo – G65 1. a3 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. d3 h6 6. O-O Be7 7. Qe1 O-O 8. Nc3 Bh7 9. e4 c6 10. Bf4 a5 |
| FIDE World Blitz Championship 2025 – Round 6 – Bortnyk Olexandr – 1/2-1/2 – Carlsen Magnus – G101 1. a3 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O a5 6. d3 a4 7. e4 d6 8. e5 dxe5 9. Nxe5 Nfd7 10. Nxd7 Qxd7 |
| FIDE World Cup 2019 – Round 4.4 – Duda, Jacob – 1-0 – Xiong, Jeffery – G382 1. a3 g6 2. e4 c5 3. Nc3 Bg7 4. Bc4 Nc6 5. d3 Nf6 6. Bg5 d6 7. Nge2 Bd7 8. Qd2 h6 9. Bh4 Nd4 10. Nxd4 cxd4 |
| Frankfurt-West Masters 1999 – Round 12 – Svidler, Peter – 1-0 – Fritz 6 – G43 1. a3 d5 2. e3 e5 3. d4 Nd7 4. Nf3 e4 5. Nfd2 Ngf6 6. c4 c6 7. Nc3 Be7 8. Qb3 Nb6 9. cxd5 cxd5 10. a4 Qd6 |
| Frankfurt-West Masters 1999 – Round 13 – Morozevich, Alexander – 1/2-1/2 – Fritz 6 – G47 1. a3 e5 2. e3 d5 3. d4 exd4 4. exd4 Bd6 5. Nc3 Nf6 6. Bg5 c6 7. Bd3 O-O 8. Nge2 b6 9. h3 h6 10. Bh4 Re8 |
| FTX Crypto Cup 2022 – Round 2.3 – Carlsen, Magnus – 1-0 – Niemann, Hans Moke – G24 1. a3 d5 2. d4 Nf6 3. Nf3 Bf5 4. c4 c6 5. Nc3 e6 6. Nh4 Bg4 7. f3 Bh5 8. cxd5 cxd5 9. g3 Nc6 10. Ng2 Qb6 |
| Reykjavik ISL, 22th Open 2006 – Round 8 – Svidler, Peter – 1-0 – Svidler, Peter – G1 1. a3 e5 2. c4 Nf6 3. e3 d5 4. cxd5 Nxd5 5. Qc2 Bd6 6. Nf3 O-O 7. b4 Nd7 8. Bb2 Re8 9. Bc4 N7f6 10. d3 c6 |
| World Blitz 2018 – Round 11.44 – Fedoseev, Vladimir – 1/2-1/2 – Jumabayev, Rinat – G664 1. a3 e5 2. c4 Nf6 3. d3 a5 4. Nf3 Nc6 5. b3 d5 6. cxd5 Nxd5 7. Bb2 f6 8. g3 Be6 9. Bg2 Qd7 10. Nbd2 Be7 |
| World Blitz 2018 – Round 13.33 – Fedoseev, Vladimir – 0-1 – Kevlishvili, Robby – G776 1. a3 d5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Nf6 5. Bf4 O-O 6. e3 c6 7. h3 Nbd7 8. Be2 b6 9. O-O Bb7 10. b4 Re8 |
| World Blitz 2018 – Round 7.75 – Yakubboev, Nodirbek – 1-0 – Vishnu Prasanna, Vrasanna. V – G446 1. a3 e5 2. c4 Nf6 3. d3 g6 4. Nc3 Bg7 5. Nf3 d6 6. g3 O-O 7. Bg2 a5 8. O-O Re8 9. Rb1 c6 10. e4 Na6 |
| World Blitz 2019 – Round 20.103 – Gukesh D – 1-0 – Al Thebaiti, Ahmed M – G1326 1. a3 Nf6 2. c4 e5 3. Nc3 a5 4. e4 Bc5 5. g3 Nc6 6. Bg2 d6 7. h3 h6 8. d3 O-O 9. Nge2 Ne8 10. Nd5 f5 |
| World Blitz 2019 – Round 4.45 – Dubov, Daniil – 1-0 – Kobalia, Mikhail – G268 1. a3 Nf6 2. Nf3 d5 3. b4 Bg4 4. Bb2 Nbd7 5. e3 e6 6. h3 Bh5 7. c4 Be7 8. cxd5 exd5 9. Be2 O-O 10. O-O Re8 |












