Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● c2→d3, h2→g3, d3→e4, g3→f4 | ● d6→c5, d6→e5, f7→g6, h7→g6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● d5 (2v0) | ● b4 (2v0), ● d4 (3v0) |
| Cases faibles | — | — |
| Centre | ● d5 (2v0), ● e4 (3v0) | ● d4 (3v0), ● e5 (3v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 2) | |
| Bg2 | ● Bg2 Ok (mob. 3) | |
| Bg7 | ● Bg7 Ok (mob. 3) | |
| Bc8 | ● Bc8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 4 (● g1, ● c1, ● a1, ● h1) | 4 (● g8, ● c8, ● 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 | fermé | |
| Ruptures | ● d3-d4, ● f4-f5 | ● …c5-c4, ● …d6-d5, ● …f7-f5 |
B25i — Closed, Botvinnik Defense, with f4
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.f4 e5 ○ Trait aux Blancs
Ouverture — Centre fermé
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nh3 (Développer g1 — 55 % des parties) ; Nf3 (Développer g1 — 39 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Nge7 (Développer g8 — 81 % des parties) ; ...exf4 (Capture en f4, Attaque à l'aile roi — 11 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 1955 CAN Ch – Round 6 – Matthai, Heinz – 1/2-1/2 – Jursevskis Miervaldis – G26 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nge2 Nge7 8. O-O O-O 9. Nd5 Nxd5 10. exd5 Nd4 |
| 1961 ROM Ch – Round 4 – Urseanu, Veniamin – 0-1 – Radovici, Corvin – G23 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nge2 Nge7 8. O-O O-O 9. Be3 Nd4 10. Qd2 f5 |
| 1968 Bucharest – Round 1 – Bilek, Istvan – 1-0 – Cortes Gheorghiu, Christian – G6 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7 8. O-O O-O 9. f5 gxf5 10. exf5 Bxf5 |
| 1968 Lugano ol (Men) – Round ? – Bilek, Istvan – 0-1 – Evans, Larry M – G86 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7 8. O-O exf4 9. Nxf4 O-O 10. Nfd5 Nxd5 |
| 1968 Solingen GER – Round 1 – Medina-Garcia, Antonio – 1-0 – Gerusel, Mathias – G3 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nge2 Nge7 8. Be3 Nd4 9. O-O O-O 10. Qd2 Rb8 |
| 1969 Danmarksmesterskabet – Round 3 – Moe, Mogens – 1-0 – Jensen, Allan Astrup – G6 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 e5 7. Nh3 Nge7 8. O-O Nd4 9. Be3 f5 10. Qd2 O-O |
| Buenos Aires olm 1978 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Timman, Jan H – G21 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7 8. O-O Nd4 9. Rf2 h6 10. Be3 exf4 |
| Bugojno 1978 – Round 1 – Spassky, Boris V. – 1-0 – Hort, Vlastimil – G7 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7 8. O-O Nd4 9. f5 gxf5 10. Qh5 h6 |
| Bugojno 1978 – Round 3 – Spassky, Boris V. – 1-0 – Hort, Vlastimil – G22 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7 8. O-O Nd4 9. f5 gxf5 10. Qh5 h6 |
| Candidats sf2 1977 – Round 13 – Spassky, Boris V. – 1-0 – Portisch, Lajos – G12 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 exf4 8. Bxf4 Nge7 9. O-O h6 10. Rb1 O-O |
| Manila Interzonal 1976 – Round 14 – Spassky, Boris V. – 1/2-1/2 – Tan, Lian Ann – G61 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7 8. O-O h6 9. Bd2 Be6 10. g4 exf4 |
| World Cup 1988 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Sax, Gyula – G57 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 exf4 8. Nxf4 Nge7 9. O-O O-O 10. Be3 Rb8 |
