C55h — Two Knights: 4.d3 Be7 5.O-O O-O
1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Be7 5.O-O O-O * ○ Trait aux Blancs
Ouverture — Centre fermé
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Atouts. Les Blancs s'appuient sur les cases fortes d5 et g5, un avant-poste en c4, un fou actif en c4 et la paire de fous.
Côté adverse. Le fou enfermé en c8.
En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).
Plans. Nbd2 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4) ; c3 (Préparer d4).
Côté adverse. Le fou enfermé en c8.
En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).
Plans. Nbd2 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4) ; c3 (Préparer d4).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Atouts. Les Noirs s'appuient sur les cases fortes b4 et d4, un avant-poste en d4, un fou actif en e7 et la paire de fous.
Côté adverse. Le fou enfermé en c1.
En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).
Plans. ...d6 (Libérer Bc8) ; ...Na5 (Attaquer Bc4) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture).
Côté adverse. Le fou enfermé en c1.
En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).
Plans. ...d6 (Libérer Bc8) ; ...Na5 (Attaquer Bc4) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture).
Avantages
Faiblesses adverses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● c2→d3, d3→e4 | — |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● d5 (2v1), ● g5 (2v0) | ● b4 (2v0), ● d4 (2v1) |
| Cases faibles | — | — |
| Centre | ● d5 (2v1) | ● d4 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 5) | |
| Bc4 | ● Bc4 Actif (mob. 6) | |
| Be7 | ● Be7 Actif (mob. 4) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Paire de fous | ● Oui | ● Oui |
| Clouages | — | ● pawn f7 |
| Non développées | 3 (b1, c1, a1) | 2 (c8, a8) |
Sécurité du roi
| ♔ Blancs | ♚ Noirs | |
| Statut | ● Roqué | ● Roqué |
| Droits de roque | — | — |
Thèmes
| ♔ Blancs | ♚ Noirs | |
| Phase | Ouverture | |
| Centre | fermé | |
| Ruptures | ● c2-c3, ● d3-d4 | ● …d7-d6, ● …d7-d5 |
| Partie |
|---|
| 11. Norway Armageddon 2023 – Round 6.1 – Aditya Tari – 0-1 – Carlsen, Magnus – G16 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Bg4 8. h3 Bxf3 9. Qxf3 Nd4 10. Qd1 c6 |
| 1901 Havana – Round 1 – Fiol Abrines, Antoni – 0-1 – Capablanca, Jose – G7 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. d3 O-O 6. Nc3 d6 7. Ne1 Be6 8. Nd5 Na5 9. b3 Bd7 10. Nxf6+ Bxf6 |
| 1905 It (Men) Barmen GER – Round 10 – Von Gottschall, Hermann – 1/2-1/2 – Suechting, Hugo – G112 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. h3 Be6 8. Bxe6 fxe6 9. d4 exd4 10. Nxd4 Nxd4 |
| 1905 It (Men) Barmen GER – Round 12 – Leonhardt, Paul – 0-1 – Kostic, Boris – G132 1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O Nf6 5. d3 O-O 6. Nc3 d6 7. a3 Be6 8. Bxe6 fxe6 9. Ng5 Qd7 10. f4 h6 |
| 1949 URS Ch, semi final – Round 8 – Chekhover, Vitaly – 1/2-1/2 – Furman, Slavomir – G65 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. Nd5 Nxd5 8. Bxd5 Bg4 9. h3 Bxf3 10. Qxf3 Nd4 |
| 1951 Augsburg – Round 10 – Staudte, Hans-Hilmar – 1/2-1/2 – Pfeiffer, Gerhard – G39 1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O Nf6 5. d3 O-O 6. Nc3 d6 7. h3 Na5 8. Qe2 c6 9. a3 Nxc4 10. dxc4 Qc7 |
| 1955 Ljubljana – Round 16 – Paoli, Enrico – 0-1 – Grosek, Branko – G139 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. Be3 Na5 8. Bb3 Ng4 9. d4 c6 10. Qe2 Nxe3 |
| 1964 Tel Aviv olm fin-B – Round 7 – Moehring, Guenther – 1/2-1/2 – Tchalkhasuren, C. – G87 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Be7 5. d3 O-O 6. Nc3 d6 7. a3 Bg4 8. h3 Bh5 9. Nd5 Nxd5 10. Bxd5 Bxf3 |
| 1966 Rzeszow ch POL – Round 9 – Lachut, Jan – 0-1 – Sydor, Andrzej – G62 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. h3 Na5 8. Qe2 h6 9. a3 Nxc4 10. dxc4 Nh7 |
| 1969 Palma de Mallorca – Round 13 – Najdorf, Miguel – 1/2-1/2 – Parma, Bruno – G116 1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O Nf6 5. d3 O-O 6. Nbd2 d6 7. a3 Nd7 8. Ba2 Nb6 9. Nc4 Nxc4 10. Bxc4 Be6 |
| 20. European Teams 2015 – Round 7.2 – Mamedov, Rauf – 1/2-1/2 – Kantans, Toms – G297 1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d3 Be7 5. O-O O-O 6. c3 d5 7. exd5 Nxd5 8. Re1 Bf6 9. Nbd2 Nb6 10. Bb5 Bd7 |
| 79. Tata Steel GpA 2017 – Round 5.7 – Andreikin, Dmitry – 1/2-1/2 – Rapport, Richard – G35 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Be6 8. Nd5 Qd7 9. Bg5 Bxd5 10. exd5 Nd4 |
| 79. Tata Steel GpA 2017 – Round 7.2 – Nepomniachtchi, Ian – 1/2-1/2 – Rapport, Richard – G44 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Be6 8. Nd5 a5 9. Ng5 Bxd5 10. exd5 Nb8 |
| American Cup Champ 2023 – Round 1.4 – So, Wesley – 1-0 – Shankland, Sam – G14 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Na5 8. Ba2 Nc6 9. h3 Be6 10. Bxe6 fxe6 |
| CCT Final Playoff 2023 – Round 4.2 – Caruana, Fabiano – 0-1 – Abdusattorov, Nodirbek – G38 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Be6 8. Nd5 Bxd5 9. exd5 Nb4 10. d4 Nbxd5 |
| Cote d'Ivoire Blitz 2019 – Round 14.5 – So, Wesley – 1/2-1/2 – Nepomniachtchi, Ian – G70 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. h3 d6 7. a4 a5 8. Re1 Be6 9. Nbd2 Nd7 10. c3 Nc5 |
| Cote d'Ivoire Blitz 2019 – Round 8.4 – Amin, Bassem – 0-1 – Nepomniachtchi, Ian – G39 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. h3 d6 7. a4 a5 8. Re1 Be6 9. Na3 d5 10. exd5 Bxd5 |
| Cote d'Ivoire Rapid 2019 – Round 3.4 – Topalov, Veselin – 1/2-1/2 – Nepomniachtchi, Ian – G14 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Be6 8. Ng5 Bxc4 9. dxc4 a5 10. Be3 Nb4 |
| Cote d'Ivoire Rapid 2019 – Round 7.5 – So, Wesley – 1-0 – Nepomniachtchi, Ian – G35 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. h3 d6 7. a4 a5 8. Re1 Be6 9. Nbd2 Qc8 10. c3 h6 |
| FIDE Grand Swiss 2025 – Round 10 – Cheparinov Ivan – 0-1 – Harikrishna Pentala – G546 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Na5 8. Ba2 Nc6 9. Bd2 Nb4 10. Bb3 c5 |
| FIDE Grand Swiss 2025 – Round 11 – Sindarov Javokhir – 1/2-1/2 – Sargsyan Shant – G591 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Bg4 8. h3 Bxf3 9. Qxf3 Nd4 10. Qd1 c6 |
| FIDE Grand Swiss 2025 – Round 5 – Santos Latasa Jaime – 1/2-1/2 – Artemiev Vladislav – G271 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 a5 8. Re1 h6 9. h3 Re8 10. d4 exd4 |
| FIDE Grand Swiss 2025 – Round 7 – Abdusattorov Nodirbek – 1-0 – Tabatabaei M. Amin – G354 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d5 7. exd5 Nxd5 8. a5 Kh8 9. Re1 f6 10. c3 Be6 |
| FIDE Grand Swiss 2025 – Round 8 – Cheparinov Ivan – 1/2-1/2 – Zemlyanskii Ivan – G444 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Bg4 8. h3 Bh5 9. Nd5 Nxd5 10. Bxd5 Nb4 |
| FIDE Grand Swiss 2025 – Round 8 – Predke Alexandr – 1/2-1/2 – Grandelius Nils – G440 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nbd2 d6 7. a4 h6 8. a5 Rb8 9. Re1 b6 10. axb6 axb6 |
| FIDE World Blitz Championship 2025 – Round 9 – Pranav V. – 0-1 – Yu Yangyi – G172 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 d6 7. c3 O-O 8. h3 b5 9. Bc2 Re8 10. Re1 h6 |
| FIDE World Cup 2025 – Round R1 Classical 2 – Robert Hovhannisyan – 1/2-1/2 – Kavin Mohan – G92 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Bc5 10. f3 Ng5 |
| FIDE World Cup 2025 – Round R4 Classical 1 – Sam Shankland – 1/2-1/2 – Rapport Richard – G549 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. O-O Be7 8. Re1 O-O 9. c4 Nc6 10. cxd5 Qxd5 |
| FIDE World Rapid Championship 2025 – Round 5 – Javokhir Sindarov – 1/2-1/2 – Shant Sargsyan – G84 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d5 7. exd5 Nxd5 8. a5 b6 9. a6 Rb8 10. Nc3 Nxc3 |
| Levitov Chess Week Rapid 2023 – Round 7.5 – Nepomniachtchi, Ian – 1-0 – Dubov, Daniil – G35 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. Nc3 Be6 8. Re1 Bxc4 9. dxc4 a5 10. h3 b6 |
| Saint Louis Blitz 2023 – Round 7.1 – Giri, Anish – 0-1 – Caruana, Fabiano – G31 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Bg4 8. h3 Bh5 9. Nd5 Nxd5 10. Bxd5 Kh8 |
| Saint Louis Blitz 2024 - Round 7 - Dominguez Perez Leinier - 0-1 - Abdusattorov Nodirbek - G31 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. a5 a6 8. Re1 Kh8 9. Nc3 Bg4 10. h3 Bh5 |
| Saint Louis Blitz 2024 - Round 9 - Dominguez Perez Leinier - 1-0 - Caruana Fabiano - G44 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. a5 a6 8. Re1 h6 9. h3 Re8 10. Nc3 Bf8 |
| Superbet Rapid & Blitz Poland 2025 – Round 17 – Gavrilescu David – 1-0 – Topalov Veselin – G82 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. a5 a6 8. h3 Be6 9. Nc3 Qd7 10. Bg5 Rae8 |
| Tal Memorial Blitz 2008 – Round 20 – Kamsky, Gata – 1-0 – Eljanov, Pavel – G167 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. h3 Na5 8. a4 Nxc4 9. dxc4 c6 10. b3 Nd7 |
| Tata Steel Chess 2025 – Round 11 – Gukesh D – 1/2-1/2 – Wei Yi – G67 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nbd2 d5 7. exd5 Nxd5 8. Re1 f6 9. d4 Bg4 10. Nb3 Kh8 |
| Tata Steel Masters 2024 - Round 1 - Gukesh, D - 1/2-1/2 - Abdusattorov, Nodirbek 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Bg4 8. h3 Bh5 9. Be3 Qc8 10. Kh1 Kh8 |
| Tata Steel Masters 2024 - Round 13 - Ding, Liren - 1/2-1/2 - Ju, Wenjun 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 Be6 8. Nd5 Bxd5 9. exd5 Nb4 10. d4 Re8 |
| Tilburg Fontys 1997 – Round 1 – Adams, Michael – 1-0 – Onischuk, Alexanderexander – G4 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. Nbd2 Be6 8. Re1 Bxc4 9. dxc4 Re8 10. Nf1 Bf8 |
| Vugar Gashimov Mem 2019 – Round 1.3 – Radjabov, Teimour – 1/2-1/2 – Carlsen, Magnus – G3 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. h3 d6 7. a4 a5 8. Nbd2 Nd7 9. Re1 Nb6 10. Bb3 Kh8 |
| World Blitz 2017 – Round 10.33 – Fressinet, Laurent – 1-0 – Bu, Xiangzhi – G522 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Bg4 8. Be3 Nd4 9. Bxd4 exd4 10. Nd5 Nxd5 |
| World Blitz 2017 – Round 4.11 – Miton, Kamil – 0-1 – Wang, Hao(ZJWZ) – G176 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. h3 Be6 8. Re1 Qd7 9. Nc3 h6 10. Be3 a6 |
| World Blitz 2021 – Round 12.47 – Movsesian, Sergei – 1/2-1/2 – Blohberger, Felix – G728 1. e4 Nc6 2. Nf3 e5 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. h3 a5 8. Nc3 Be6 9. Re1 Bxc4 10. dxc4 Nd7 |
| World Blitz 2021 – Round 18.56 – Movsesian, Sergei – 1-0 – Zilka, Stepan – G1076 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 d6 7. a5 Be6 8. Nc3 d5 9. exd5 Nxd5 10. Bb5 Nd4 |
| World Blitz 2021 – Round 2.72 – Antipov Olano, Maxim – 1-0 – Heberla, Bartlomiej – G125 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a4 a5 8. h3 Be6 9. Bxe6 fxe6 10. Ne2 Qe8 |
| World Blitz 2021 – Round 6.48 – Asadli, Vugar – 1-0 – Christiansen, Johan-Sebastian – G359 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Kh8 8. h3 Be6 9. Nd5 Ng8 10. b4 Qd7 |
| World Blitz 2022 – Round 1.63 – Zverev, Lev – 0-1 – Riazantsev, Alexander – G49 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. h3 d6 7. c3 Be6 8. Bb3 h6 9. Nbd2 Re8 10. Bc2 Bf8 |
| World Rapid 2021 – Round 10.43 – Nihal Sarin – 1-0 – Erdos, Viktor – G596 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. a4 a5 7. h3 d6 8. c3 Be6 9. Bxe6 fxe6 10. Be3 h6 |
| World Rapid 2021 – Round 2.79 – Asadli, Vugar – 0-1 – Mastrovasilis, Dimitrios – G128 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Bg4 8. h3 Bh5 9. Nd5 Nxd5 10. Bxd5 Qc8 |













Carlsen, Magnus — 10 parties
Ju, Wenjun — 9 parties
Kasparov, Garry — 7 parties
Anand, Viswanathan — 4 parties
Gukesh D — 4 parties
Hou, Yifan — 3 parties
Ding, Liren — 1 partie
1957 — Moran Garcia, Pablo vs Beltran Tassis, Alejandro — 1/2-1/2 — Zaragoza
1962 — Bakulin, Nikolac I vs Khavsky, Sergey V — 1-0 — Moscow RUS
1970 — Lorenz, Gerd vs Vogt, Lothar — 0-1 — DDR-ch 19th Freiberg
1972 — Sydor, Andrzej vs Zwaig, Arne — 1/2-1/2 — Skopje MKD
1855 — Cochrane, John Miles vs Bonnerjee, Mohishunder — 1-0 — Calcutta IND
1967 — Sales, Jose Nilo vs Serrao, Carlos Frederico Pacheco — 1-0 — Sao Paulo BRA
1968 — Najdorf, Miguel vs Valvo, Michael J — 1-0 — Seven Minute Chess, New York,
1970 — Zapuzek, Michel vs Marachi — 0-1 — Siegen GER
1973 — Bronstein, David I vs Dvoretzky, Mark — 1/2-1/2 — Tbilisi GEO
1977 — Hug, Werner vs Pachman, Ludek — 1/2-1/2 — Geneva SUI
1978 — Hug, Werner vs Van Riemsdijk, Herman C. — 1/2-1/2 — Buenos Aires ARG
1981 — Tringov, Georgi P vs Inkiov, Ventzislav — 1/2-1/2 — BUL-ch Sofia BUL
1902 — Von Gottschall, H. vs Suchting, H. — 1-0 — Hannover GER
1905 — Leonhardt, Paul vs Kostic, Boris — 0-1 — Barmen GER
1905 — Hoing vs Kimmel, Alexandre — 1/2-1/2 — Barmen GER
1905 — Von Gottschall, Hermann vs Suechting, Hugo — 1/2-1/2 — Barmen GER