Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● f2→g3, h2→g3 | — |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b5 (2v0), ● d5 (2v0) | ● b4 (2v0), ● d4 (2v0) |
| Cases faibles | — | — |
| Centre | ● d5 (2v0), ● e4 (1v0) | ● d4 (2v0), ● e5 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 0) | |
| Bf1 | ● Bf1 Non développé (mob. 2) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Bf8 | ● Bf8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 5 (● g1, ● c1, ● f1, ● a1, ● h1) | 5 (● 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, ● f2-f4 | ● …d7-d5 |
A25c — English: Closed
1.c4 e5 2.Nc3 Nc6 3.g3 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Bg2 (Fianchetto, fou sur la grande diagonale — 95 % des parties) ; d3 (Libérer Bf1, préparer Bd3 — 2 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...g6 (Préparer le fianchetto — 62 % des parties) ; ...f5 (Attaque à l'aile roi — 15 % des parties) ; ...d6 (Libérer Bc8 — 11 % des parties) ; ...Nf6 (Développer g8 — 9 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
├── A25e - 3…g6 - Closed (1936) [+0.25] · 305 parties
│ ├── A25j - 4.Bg2 - Closed (1956) [+0.21] · 304 parties
│ │ ├── A25n - 4…Bg7 - English Opening: King's English Variation, Taimanov Variation (1926) [+0.26] · 293 parties
│ │ │ ├── A25s - 5.e3 - Closed (1923) [+0.28] · 144 parties
│ │ │ │ ├── A25s - 5…* - Closed · 117 parties
│ │ │ │ ├── A25d - 5…d6 6.Nge2 Be6 - English Opening: King's English Variation, Bremen-Hort Variation (1937) [+0.58] · 23 parties
│ │ │ │ └── A25c - 5…d6 6.Nge2 Nh6 - English Opening: Closed, Taimanov Variation (1938) [+0.52] · 4 parties
│ │ │ ├── A25w - 5.Rb1 - King's English Variation, Hungarian Attack (1953) [+0.22] · 76 parties
│ │ │ │ ├── A25w - 5…* - King's English Variation, Hungarian Attack · 45 parties
│ │ │ ├── A25u - 5.d3 - King's English Variation, Closed System (1961) [+0.27] · 32 parties
│ │ │ │ └── A25u - 5…* - King's English Variation, Closed System · 5 parties
│ │ │ ├── A25n - 5.* - King's English Variation, Taimanov Variation · 31 parties
│ │ └── A25j - 4…* - Closed · 11 parties
│ └── A25e - 4.* - Closed · 1 partie
├── A25g - 3…Nf6 - Closed [+0.39] · 91 parties
│ └── A25k - 4.Bg2 - Closed (1911) [+0.34] · 91 parties
│ ├── A25k - 4…* - Closed · 36 parties
│ ├── A25o - 4…Bc5 - Closed (1901) [+0.33] · 33 parties
│ │ └── A25o - 5.* - Closed · 8 parties
│ └── A25p - 4…Bb4 - Closed (1936) [+0.40] · 22 parties
│ └── A25p - 5.* - Closed · 4 parties
├── A25d - 3…f5 - Closed (2025) [+0.34] · 85 parties
│ ├── A25h - 4.Bg2 - Closed (1938) [+0.35] · 84 parties
│ │ ├── A25l - 4…Nf6 - Closed (1921) [+0.34] · 81 parties
│ │ │ ├── A25l - 5.* - Closed · 31 parties
│ │ └── A25h - 4…* - Closed · 3 parties
│ └── A25d - 4.* - Closed · 1 partie
├── A25i - 3…d6 4.Bg2 - Closed (1923) [+0.26] · 83 parties
│ ├── A25i - 4…* - Closed · 49 parties
│ └── A25m - 4…Be6 - English Opening: King's English Variation, Troger Defense (1964) [+0.64] · 34 parties
│ └── A25m - 5.* - King's English Variation, Troger Defense · 5 parties
└── A25c - 3…* - Closed · 27 parties
Les parties, variante par variante
1305 partiesA25e - 3…g6 - Closed (1936)
291 partiesA25g - 3…Nf6 - Closed
385 partiesA25d - 3…f5 - Closed (2025)
483 partiesA25i - 3…d6 4.Bg2 - Closed (1923)
-
A25c - 3…* - Closed (27)
Structure de pions ♔ Blancs♚ NoirsPions doublés——Pions isolés——Arriérés——Chaînes● f2→g3, h2→g3—Passés——Majorité—— Cases ♔ Blancs♚ NoirsCases fortes● b5 (2v0), ● d5 (2v0)● b4 (2v0), ● d4 (2v0)Cases faibles——Centre● d5 (2v0), ● e4 (1v0)● d4 (2v0), ● e5 (1v0) Colonnes et diagonales ♔ Blancs♚ Noirs Pièces ♔ Blancs♚ NoirsBc1● Bc1 Non développé (mob. 0)Bf1● Bf1 Non développé (mob. 2)Bc8● Bc8 Non développé (mob. 0)Bf8● Bf8 Non développé (mob. 5)Paire de fous● Oui● OuiNon développées5 (● g1, ● c1, ● f1, ● a1, ● h1)5 (● g8, ● c8, ● f8, ● a8, ● h8) Sécurité du roi ♔ Blancs♚ NoirsStatut●…
Kasparov, Garry — 9 parties
Anand, Viswanathan — 6 parties
Gukesh D — 6 parties
Botvinnik, Mikhail — 5 parties
Tal, Mikhail — 4 parties
Smyslov, Vladimir — 3 parties
Kramnik, Vladimir — 2 parties
Ju, Wenjun — 2 parties
Carlsen, Magnus — 2 parties
Fischer, Robert James — 1 partie
Ding, Liren — 1 partie
1950 — Piskov, Kamen Penev vs Bobotsov, Milko G — 0-1 — Sofia BUL
1950 — Shamkovich, Leonid vs Rovner, Dmitry — 1/2-1/2 — URS-ch sf Tartu
1950 — Mikenas, Vladas vs Bannik, Anatolij — 0-1 — URS-ch sf Tartu
1950 — Filipov, Filip vs Bobekov, Radko — 0-1 — Sofia BUL
1950 — Pirc, Vasja vs Tartakower, Savielly — 0-1 — Amsterdam NED
1951 — Novotelnov, Nikolai vs Aronin, Lev — 0-1 — Moscow RUS
1952 — Evans, Larry vs Steiner, Herman — 1-0 — USA
1952 — Botvinnik, Mikhail vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS
1952 — Joyner, Lionel vs Gordon Noel Pires — 1/2-1/2 — Los Angeles, CA USA
1955 — Filip, Miroslav vs Barta, Jan — 0-1 — Sliac
1955 — Esposito, Alfredo vs Bisguier, Arthur B — 1/2-1/2 — Buenos Aires ARG
1956 — Black, Robert vs John A Walecka — 1-0 — ?
1954 — Cafferty, Bernard vs Correia, JB. — 1-0 — Birmingham ENG
1956 — Alster, Ladislav vs Florian, Jaromir — 1-0 — Podebrady CZE
1960 — Ulrich, Christopher vs Bowman, B. — 1/2-1/2 — Fresno, CA
1961 — Enseleit, K. vs Ruland, F. — 0-1 — corr BdF