Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● a2→b3, c2→b3 | — |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● c4 (2v0) | — |
| Cases faibles | — | — |
| Centre | ● d5 (1v0) | ● d4 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 2) | |
| Bf1 | ● Bf1 Non développé (mob. 5) | |
| 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 | |
| Ruptures | ● d2-d4 | ● …c5-c4, ● …d7-d5, ● …f7-f5 |
B20d — Snyder Variation
1.e4 c5 2.b3 ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nf3 (Développer Ng1) ; d3 (Libérer Bc1) ; Bd3 (Développer Bf1) ; c3 (Préparer d4) ; d4 (Occuper le centre).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Nc6 (Développer Nb8) ; ...Nf6 (Développer Ng8) ; ...d6 (Libérer Bc8) ; ...c4 (Frapper le centre adverse) ; ...d5 (Occuper le centre).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 11. Tal Mem Blitz 2018 – Round 10.3 – Morozevich, Alexander – 1/2-1/2 – Andreikin, Dmitry – G66 1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. e5 Nd5 5. Qf3 Nb4 6. Na3 Bg7 7. e6 f6 8. c3 N4c6 9. Qe3 dxe6 10. Qxc5 e5 |
| 19. European Teams 2013 – Round 7.4 – McShane, Luke J – 0-1 – Mchedlishvili, Mikheil – G256 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 g6 5. Bc4 Nb6 6. e6 f6 7. exd7+ Qxd7 8. Bd3 Bg7 9. Nc3 e5 10. Nge2 O-O |
| 1921 Vienna – Round 1 – Strobl, Oswald – 0-1 – Breyer, Gyula – G6 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. c4 Nc7 5. Nc3 Nc6 6. Nf3 g6 7. Bb2 Bg7 8. Nd5 O-O 9. h4 d6 10. h5 dxe5 |
| 1931 Trebitsch mem14 – Round 3 – Steiner, Lajos – 0-1 – Becker, Albert – G9 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 Nc6 5. Nf3 d6 6. Bb5 Qb6 7. Bc4 Nf4 8. g3 d5 9. Bf1 Ng6 10. Nc3 d4 |
| 1952 Ontario Ch – Round 1 – Angley, William – 0-1 – Sarosy, Zoltan L – G1 1. e4 c5 2. b3 Nf6 3. Nc3 Nc6 4. d3 d5 5. Nb5 Qa5+ 6. Qd2 Qxb5 7. a4 Qb4 8. Ba3 Qxd2+ 9. Kxd2 e6 10. f3 Bd6 |
| 1954 Belgrade – Round 8 – Czerniak, Moshe – 1-0 – Janosevic, Dragoljub – G75 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 Nc6 5. Nf3 Nf4 6. g3 Ne6 7. Bg2 g6 8. c3 Bg7 9. d4 cxd4 10. cxd4 d5 |
| 1960 Leipzig olm fin-B – Round 4 – Czerniak, Moshe – 1-0 – Beni, Alfred – G43 1. e4 c5 2. b3 e5 3. Bb2 d6 4. f4 exf4 5. Nf3 Nf6 6. Nc3 Nc6 7. Bb5 Bd7 8. O-O Be7 9. d4 O-O 10. Bxc6 Bxc6 |
| 1961 Netanya – Round 2 – Czerniak, Magdalena – 0-1 – Matulovic, Milan – G12 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 Nc6 5. g3 d6 6. exd6 e5 7. Bg2 Be6 8. Qe2 Bxd6 9. f4 Ndb4 10. fxe5 Nd4 |
| 1962 Belgrade – Round 6 – Czerniak, Moshe – 1/2-1/2 – Rossetto, Hector – G29 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 Nc6 5. g3 d6 6. exd6 e5 7. Bg2 Be6 8. Ne2 Bxd6 9. Nbc3 Be7 10. O-O Nf6 |
| 1964 FRG Ch qual 9th – Round 3 – Franck, Rudolf – 1-0 – Gerusel, Mathias – G11 1. e4 c5 2. b3 Nf6 3. Nc3 Nc6 4. Bb2 e6 5. Nf3 a6 6. a4 Qc7 7. g3 Rb8 8. Bg2 b5 9. axb5 axb5 10. Qe2 Nb4 |
| 1964 Rubinstein Memorial – Round 8 – Czerniak, Magdalena – 1/2-1/2 – Kavalek, Lubomir – G33 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 Nc6 5. g3 d6 6. exd6 e5 7. Bg2 Be6 8. Na3 Bxd6 9. Nc4 O-O 10. Nxd6 Qxd6 |
| 1967 Budapest Bajnogsag 8th – Round 1 – Csom, Istvan – 1/2-1/2 – Forintos, Gyozo V – G4 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. g3 d6 5. exd6 e5 6. Bg2 Qxd6 7. Bb2 Nc6 8. Na3 Be6 9. Qe2 Ndb4 10. Nf3 f6 |
| 1967 DSV-Turnier – Round 9 – Csom, Istvan – 1/2-1/2 – Schoeneberg, Manfred – G57 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 e6 5. Nf3 Be7 6. c4 Nc7 7. Nc3 O-O 8. d4 cxd4 9. Qxd4 f5 10. exf6 Bxf6 |
| 1967 ISR Ch – Round 14 – Stepak, Yedael – 0-1 – Peretz, Malkiel – G60 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 d6 5. Bb5+ Bd7 6. e6 fxe6 7. Qh5+ g6 8. Qf3 Rg8 9. Qh3 e5 10. Qxh7 Rg7 |
| 1968 Bristol ch-BCF – Round 10 – Basman, Michael J – 0-1 – Lee, Paak Hei – G105 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 Nc6 5. Qf3 e6 6. Bc4 Nc7 7. Ne2 d5 8. exd6 Qxd6 9. Nbc3 Ne5 10. Qe3 Nxc4 |
| 1968 Lugano ol (Men) – Round 1 – Czerniak, Moshe – 1-0 – Constantinou, Agathoclis – G23 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 d6 5. exd6 exd6 6. Na3 Nc6 7. Nc4 Nf6 8. Nf3 Be7 9. d4 O-O 10. d5 Nb4 |
| 34. ECC Open 2018 – Round 3.7 – Petenyi, Tamas – 1/2-1/2 – Khalifman, Alexander – G108 1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. Bxf6 exf6 5. Nc3 Bg7 6. g3 O-O 7. Bg2 Nc6 8. Nge2 d6 9. O-O f5 10. exf5 Bxf5 |
| 41. Olympiad Open 2014 – Round 2.9 – Jay Kumar Shaw – 0-1 – Safarli, Elmir – G168 1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. Qf3 Bg7 5. e5 Ng8 6. e6 Nf6 7. exf7+ Kxf7 8. g4 h6 9. Nc3 Nc6 10. O-O-O Nd4 |
| FIDE World Blitz Championship 2014 – Round 15.11 – Morozevich, Alexander – 1-0 – Cheparinov, Ivan – G134 1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 Nc6 5. f4 e6 6. Nf3 Nge7 7. Qe2 a6 8. O-O-O Nd4 9. Qf2 Nec6 10. Nxd4 Nxd4 |
| FIDE World Rapid 2014 – Round 14.6 – Morozevich, Alexander – 1-0 – Yu, Yangyi – G327 1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 d6 5. f4 e6 6. Nf3 Nd7 7. Qe2 Ngf6 8. O-O-O Be7 9. g4 d5 10. e5 Nxg4 |
| FIDE World Rapid 2014 – Round 4.29 – Morozevich, Alexander – 1-0 – Ipatov, Alexander – G24 1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 d6 5. f4 e6 6. Nf3 Nf6 7. Qe2 Nc6 8. O-O-O Nd4 9. Qd3 Nxf3 10. Qxf3 Be7 |
| FIDE World Rapid 2014 – Round 6.9 – Morozevich, Alexander – 1-0 – Polgar, Judit – G89 1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 e6 5. f4 Nf6 6. e5 Nd5 7. Qf3 Bc6 8. Qg3 Nb4 9. O-O-O d5 10. exd6 Qxd6 |
| Lindores Abbey Tal Memorial 2021 – Round 12.21 – Durarbayli, Vasif – 1/2-1/2 – Ponkratov, Pavel – G521 1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 Nc6 5. f4 e6 6. Qf3 Nd4 7. Qd3 f5 8. O-O-O Nf6 9. exf5 exf5 10. Nf3 Nxf3 |
| Qatar Masters Open 2015 – Round 2.23 – Aravindh, Chithambaram VR. – 0-1 – Carlsen, Magnus – G62 1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. e5 Nd5 5. e6 f6 6. exd7+ Qxd7 7. Nc3 Nc6 8. Bb5 Nc7 9. Bxc6 Qxc6 10. Qf3 Bd7 |
| RUS vs. ROW 2002 – Round 1 – Short, Nigel D – 1/2-1/2 – Svidler, Peter – G3 1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 e6 5. f4 a6 6. Nf3 d5 7. d3 Nf6 8. e5 Nfd7 9. g3 Nc6 10. Bg2 b5 |
| World Blitz 2015 – Round 15.19 – Morozevich, Alexander – 0-1 – Rublevsky, Sergei – G919 1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Nf3 g6 5. Ng5 Bg7 6. Nxf7 Kxf7 7. Qf3+ Nf6 8. Bb2 Nc6 9. Bc4+ e6 10. exf6 Bxf6 |
| World Rapid 2021 – Round 2.32 – Durarbayli, Vasif – 0-1 – Giri, Anish – G93 1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. e5 Nd5 5. Nc3 Nb4 6. Ne4 Bg7 7. Nxc5 d6 8. Bb5+ N8c6 9. a3 dxc5 10. axb4 cxb4 |
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