E01 — E01-E09 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Catalan, closed
● Trait aux Noirs
Ouverture — Centre fermé
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Avantages : case forte f4, Bg2 actif, paire de fous.
Faiblesses adverses : Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, 5 pièces non développées (B1, G1, C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nc3 — Développer Nb1
● Nf3 — Développer Ng1
● Bg5 — Clouer Nf6
Faiblesses adverses : Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, 5 pièces non développées (B1, G1, C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nc3 — Développer Nb1
● Nf3 — Développer Ng1
● Bg5 — Clouer Nf6
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Avantages : case forte e4, paire de fous.
Faiblesses adverses : Bc1 enfermé, roi blanc au centre, pawn c4 en prise.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, 5 pièces non développées (B8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...Be7 — Développer Bf8
● ...e5 — Rupture
Faiblesses adverses : Bc1 enfermé, roi blanc au centre, pawn c4 en prise.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, 5 pièces non développées (B8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...Be7 — Développer Bf8
● ...e5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans
-0.32 léger avantage noir.
auto
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● f2→g3, h2→g3 | ● e6→d5, f7→e6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● f4 (2v0) | ● e4 (2v1) |
| Cases faibles | — | — |
| Centre | ● d4 (1v0), ● e5 (1v0) | ● d5 (3v2), ● e4 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 5) | |
| Bg2 | ● Bg2 Actif (mob. 5) | |
| Bc8 | ● Bc8 Non développé (mob. 1) | |
| Bf8 | ● Bf8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 5 (b1, g1, c1, a1, h1) | 5 (b8, 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 | fermé | |
| Ruptures | ● c4-c5 | ● …e6-e5 |
├── 9.Bf4 (0)
├── E01 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 - Catalan [+0.30] [+0.30] (48)
│ ├── E01a - 4.Bg2 [+0.12] [+0.12] (4)
│ ├── E01b - 4…c6 [+0.35] [+0.35] (0)
│ ├── E01c - 4…c5 [+0.35] [+0.35] (2)
│ ├── E01d - 4…Bb4+ [+0.15] [+0.15] (1)
│ ├── E01e - 4…dxc4 - Open [+0.29] [+0.29] (1)
│ ├── E01f - 4…c6 5.Qc2 [+0.24] [+0.24] (0)
│ ├── E01g - 4…c6 5.Nf3 [+0.35] [+0.35] (3)
│ ├── E01h - 4…c5 5.Nf3 [+0.31] [+0.31] (3)
│ ├── E01i - 4…Bb4+ 5.Bd2 [+0.06] [+0.06] (10)
│ ├── E01j - 4…Bb4+ 5.Nd2 [+0.10] [+0.10] (0)
│ ├── E01k - 4…c6 5.Nf3 Nbd7 [+0.41] [+0.41] (6)
│ └── E01l - 4…Bb4+ 5.Nd2 O-O [+0.11] [+0.11] (17)
├── E02 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ - Catalan [+0.22] [+0.22] (11)
│ ├── E02 - Nbd7 6.Nf3 a6 7.Nc3 - Open, 5.Qa4+ Nbd7 6.Nf3 a6 7.Nc3 [+0.01] (0)
│ ├── E02a - 5.Qa4+ - Open [+0.30] [+0.30] (1)
│ ├── E02b - 5…Bd7 - Open [+0.32] [+0.32] (0)
│ ├── E02c - 5…Nbd7 - Open [+0.29] [+0.29] (1)
│ ├── E02d - 5…Bd7 6.Qxc4 - Open [+0.29] [+0.29] (1)
│ ├── E02e - 5…Nbd7 6.Nf3 - Open [-0.03] [-0.03] (0)
│ └── E02f - 5…Nbd7 6.Nf3 a6 - Open [-0.07] [-0.07] (6)
├── E03 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 - Catalan [+0.17] [+0.17] (30)
│ ├── E03a - 6.Qxc4 - Open [+0.19] [+0.19] (0)
│ ├── E03b - 6…a6 - Open [+0.11] [+0.11] (2)
│ ├── E03c - 6…c5 - Open [+0.11] [+0.11] (2)
│ ├── E03d - 6…a6 7.Qc2 - Open Alekhine Variation [+0.09] [+0.09] (1)
│ ├── E03e - 6…a6 7.Nf3 - Open [-0.11] [-0.11] (0)
│ ├── E03f - 6…c5 7.Nf3 - Open [+0.15] [+0.15] (1)
│ ├── E03g - 6…a6 7.Nf3 b5 - Open [-0.24] [-0.24] (2)
│ ├── E03h - 6…c5 7.Nf3 a6 - Open [+0.07] [+0.07] (2)
│ ├── E03i - 6…a6 7.Nf3 b5 8.Qc2 - Open [-0.49] [-0.49] (0)
│ ├── E03j - 6…a6 7.Nf3 b5 8.Qc6 - Open [-0.25] [-0.25] (7)
│ ├── E03k - 6…c5 7.Nf3 a6 8.O-O - Open [-0.41] [-0.41] (2)
│ └── E03l - 6…c5 7.Nf3 a6 8.Qc2 - Open [+0.07] [+0.07] (7)
├── E04 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 - Catalan [+0.24] [+0.24] (335)
│ ├── E04a - 5…Bd7 - Open [+0.40] [+0.40] (19)
│ ├── E04a - 5.Nf3 - Catalan: Open [+0.35] (0)
│ ├── E04b - 5…Bb4+ - Open [+0.33] [+0.33] (42)
│ ├── E04c - 5…Nbd7 - Open [+0.50] (0)
│ ├── E04d - 5…b5 - Open [+0.67] (0)
│ ├── E04e - 5…a6 - Open [+0.44] [+0.44] (13)
│ ├── E04f - 5…a6 6.O-O - Open [+0.37] (0)
│ ├── E04g - 5…a6 6.O-O b5 - Open [+0.64] (0)
│ ├── E04g - 5…a6 6.O-O b5 7.Ne5 - Open [+0.70] (0)
│ ├── E04h - 5…a6 6.O-O b5 7.Ne5 Nd5 8.a4 - Open [+0.73] (0)
│ ├── E04i - 5…a6 6.O-O Nc6 - Open [+0.41] (2)
│ ├── E04j - 5…a6 6.O-O Nc6 7.e3 - Open [+0.36] (1)
│ ├── E04k - 5…c5 - Open [+0.29] [+0.29] (4)
│ ├── E04k - 5…c5 6.O-O - Open [+0.34] (3)
│ ├── E04l - 5…c5 6.O-O Nc6 - Open [+0.32] (4)
│ ├── E04m - 5…c5 6.O-O Nc6 7.Ne5 - Open [+0.30] (0)
│ ├── E04n - 5…c5 6.O-O Nc6 7.Ne5 Bd7 8.Na3 - Open [+0.24] (1)
│ ├── E04n - 5…c5 6.O-O Nc6 7.Ne5 Bd7 8.Na3 cxd4 9.Naxc4 - Open [+0.18] (18)
│ ├── E04o - 5…c5 6.O-O Nc6 7.Qa4 - Open [+0.32] (0)
│ ├── E04o - 5…c5 6.O-O Nc6 7.Qa4 cxd4 - Open [+0.52] (0)
│ ├── E04p - 5…c5 6.O-O Nc6 7.Qa4 Bd7 - Open [+0.24] (1)
│ ├── E04q - 5…c5 6.O-O Nc6 7.Qa4 Bd7 8.Qxc4 - Open [+0.12] (1)
│ ├── E04r - 5…c5 6.O-O Nc6 7.Qa4 Bd7 8.Qxc4 b5 - Open [+0.21] (0)
│ ├── E04s - 5…Nc6 - Open [+0.30] [+0.30] (2)
│ ├── E04s - 5…Nc6 6.O-O - Open [+0.24] (0)
│ ├── E04t - 5…Nc6 6.O-O Rb8 - Open [+0.29] (1)
│ ├── E04u - 5…Nc6 6.O-O Rb8 7.Nc3 - Open [+0.30] (0)
│ ├── E04v - 5…Nc6 6.Qa4 - Open [+0.37] (0)
│ ├── E04w - 5…Nc6 6.Qa4 Bb4+ - Open [+0.29] (1)
│ └── E04x - 5…Nc6 6.Qa4 Bb4+ 7.Bd2 Nd5 - Open [+0.21] [+0.21] (26)
├── E05 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 - Catalan [+0.36] [+0.36] (550)
│ ├── E05a - 5…Be7 - Open Classical [+0.32] [+0.32] (2)
│ ├── E05b - 6.Nc3 [+0.10] (0)
│ ├── E05c - 6.Nc3 O-O - Open Classical [+0.20] (2)
│ ├── E05d - 6.Nc3 O-O 7.Ne5 - Open Classical [+0.20] (44)
│ ├── E05e - 6.O-O [+0.28] (0)
│ ├── E05f - 6.O-O O-O - Open Classical [+0.24] [+0.24] (12)
│ ├── E05g - 6.O-O O-O 7.Ne5 - Open Classical [+0.20] (42)
│ ├── E05h - 6.O-O O-O 7.Ne5 Nc6 8.Nxc6 - Open Classical [-0.01] (11)
│ ├── E05i - 6.O-O O-O 7.Qc2 - Open Classical [+0.24] [+0.24] (50)
│ ├── E05j - 6.O-O O-O 7.Qc2 a6 - Open Classical Main Line [+0.24] [+0.24] (4)
│ ├── E05k - 6.O-O O-O 7.Qc2 a6 8.a4 - Open Classical [+0.19] [+0.19] (36)
│ ├── E05l - 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 - Open Classical [+0.19] (34)
│ ├── E05m - 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 9.Qxc4 - Open Classical [+0.16] (0)
│ ├── E05m - 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 9.Qxc4 Bc6 - Open Classical [+0.18] (102)
│ ├── E05n - 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 9.Qxc4 Bc6 10.Bg5 Bd5 - Open Classical [+0.19] (54)
│ ├── E05o - 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 9.Qxc4 Bc6 10.Bg5 a5 - Open Classical [+0.20] (14)
│ ├── E05p - 6.O-O O-O 7.Qc2 a6 8.Qxc4 - Open Classical [+0.00] [+0.00] (0)
│ ├── E05q - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 - Open Classical [+0.06] (0)
│ ├── E05r - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bg5 - Open Classical [+0.14] (17)
│ ├── E05s - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bd2 - Open Classical [+0.02] (50)
│ ├── E05t - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bd2 Be4 - Open Classical [+0.13] (54)
│ ├── E05u - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bf4 - Open Classical [+0.08] (8)
│ ├── E05v - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bf4 Nc6 - Open Classical [+0.07] (6)
│ └── E05v - 6.O-O O-O 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7 10.Bf4 Nc6 11.Rd1 - Open Classical [-0.25] (7)
├── E06 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 - Catalan [+0.20] [+0.20] (142)
│ ├── E06 - 5.Nf3 O-O 6.O-O c6 7.Nc3 b6 8.Ne5 - Closed, 6.O-O c6 7.Nc3 b6 8.Ne5 [+0.28] (0)
│ ├── E06a - 4…Be7 - Closed [+0.26] [+0.26] (1)
│ ├── E06b - 5.Nf3 - Closed [+0.29] [+0.29] (0)
│ ├── E06c - 5.Nf3 O-O - Closed [+0.28] [+0.28] (52)
│ ├── E06d - 5.Nf3 O-O 6.Qc2 - Closed [+0.11] [+0.11] (46)
│ ├── E06e - 5.Nf3 O-O 6.O-O - Closed [+0.21] [+0.21] (9)
│ ├── E06f - 5.Nf3 O-O 6.O-O c5 - Closed [+0.44] [+0.44] (2)
│ ├── E06g - 5.Nf3 O-O 6.O-O c6 - Closed [+0.27] [+0.27] (0)
│ ├── E06h - 5.Nf3 O-O 6.O-O c6 7.b3 - Closed [+0.29] [+0.29] (4)
│ ├── E06i - 5.Nf3 O-O 6.O-O c6 7.Nc3 - Closed [+0.12] [+0.12] (7)
│ ├── E06j - 5.Nf3 O-O 6.O-O c6 7.Qc2 - Closed [+0.27] [+0.27] (2)
│ ├── E06k - 5.Nf3 O-O 6.O-O c5 7.cxd5 - Closed [+0.29] [+0.29] (2)
│ ├── E06l - 5.Nf3 O-O 6.O-O c6 7.Nbd2 - Closed [+0.21] [+0.21] (7)
│ ├── E06m - 5.Nf3 O-O 6.O-O c6 7.Nc3 b6 - Closed [+0.32] [+0.32] (5)
│ └── E06n - 5.Nf3 O-O 6.O-O c6 7.Qc2 b6 - Closed [+0.36] [+0.36] (13)
├── E06o - 5.Nf3 O-O 6.O-O c6 7.Nc3 b6 8.Ne5 - Closed [+0.27] [+0.27] (2)
├── E07 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 - Catalan [+0.43] [+0.43] (36)
│ ├── E07a - 6…Nbd7 - Closed [+0.38] [+0.38] (5)
│ ├── E07b - 7.b3 - Closed [+0.18] [+0.18] (1)
│ ├── E07c - 7.Qd3 - Closed [+0.16] [+0.16] (1)
│ ├── E07d - 7.Nc3 - Closed [+0.10] [+0.10] (0)
│ ├── E07e - 7.Nbd2 - Closed [+0.01] [+0.01] (2)
│ ├── E07f - 7.b3 c6 - Closed [+0.33] [+0.33] (0)
│ ├── E07g - 7.Nc3 c6 - Closed [+0.37] [+0.37] (2)
│ ├── E07h - 7.Nc3 dxc4 - Closed [+0.25] [+0.25] (3)
│ ├── E07i - 7.b3 c6 8.Ba3 - Closed [-0.06] [-0.06] (1)
│ ├── E07j - 7.b3 c6 8.Bb2 - Closed [+0.29] [+0.29] (0)
│ ├── E07k - 7.Nc3 c6 8.b3 - Closed [+0.31] [+0.31] (11)
│ ├── E07l - 7.Nc3 c6 8.Qb3 - Closed [-0.06] [-0.06] (3)
│ └── E07m - 7.Nc3 c6 8.Qd3 - Closed Botvinnik Variation [+0.42] [+0.42] (9)
├── E08 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 - Catalan [+0.39] [+0.39] (121)
│ ├── E08a - 7.Qc2 - Catalan: Closed [+0.30] (0)
│ ├── E08b - 7…c5 - Closed [+0.53] (0)
│ ├── E08c - 7…b6 - Closed [+0.83] (0)
│ ├── E08d - 7…c6 - Closed [+0.35] (3)
│ ├── E08e - 7…c6 8.Rd1 - Closed [+0.32] (0)
│ ├── E08f - 7…c6 8.Rd1 b6 - Closed [+0.29] (2)
│ ├── E08f - 7…c6 8.Rd1 b6 9.a4 - Closed Zagoryansky Variation [+0.13] (0)
│ ├── E08g - 7…c6 8.Bf4 - Closed [+0.06] (0)
│ ├── E08h - 7…c6 8.Bf4 Nh5 - Closed [+0.30] (0)
│ ├── E08i - 7…c6 8.Bf4 Ne4 - Closed [+0.38] (0)
│ ├── E08j - 7…c6 8.Bf4 b6 - Closed [+0.06] (0)
│ ├── E08k - 7…c6 8.b3 - Closed [+0.29] (0)
│ ├── E08l - 7…c6 8.b3 b5 - Closed [+0.53] (0)
│ ├── E08m - 7…c6 8.b3 b6 - Closed [+0.32] (0)
│ ├── E08n - 7…c6 8.b3 b6 9.Rd1 - Closed [+0.27] (5)
│ ├── E08n - 7…c6 8.b3 b6 9.Rd1 Ba6 - Closed [+0.40] (4)
│ ├── E08o - 7…c6 8.b3 b6 9.Rd1 Ba6 10.Nbd2 - Closed [+0.39] (0)
│ ├── E08p - 7…c6 8.b3 b6 9.Rd1 Bb7 - Closed [+0.26] (0)
│ ├── E08p - 7…c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 - Closed [+0.27] (2)
│ ├── E08p - 7…c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 b5 - Closed Spassky Gambit [+0.52] (1)
│ ├── E08q - 7…c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 Rc8 - Closed [+0.51] (0)
│ ├── E08q - 7…c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 Rc8 11.e4 - Closed [+0.50] (0)
│ └── E08r - 7…c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 Rc8 11.e4 dxe4 - Closed [+0.83] (0)
└── E09 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 - Catalan [+0.34] [+0.34] (17)
├── E09a - 8.Nbd2 - Catalan: Closed Main Line [+0.32] (0)
├── E09b - 8…b5 - Closed Main Line [+1.08] (0)
├── E09c - 8…Re8 - Closed Main Line [+0.47] (0)
├── E09d - 8…b6 - Closed Main Line [+0.52] (0)
├── E09e - 8…b6 9.b3 - Closed Main Line [+0.07] (0)
├── E09e - 8…b6 9.b3 a5 10.Bb2 Ba6 - Closed Main Line Sokolsky Variation [+0.55] (0)
├── E09e - 8…b6 9.b3 Bb7 - Closed Main Line [+0.14] (0)
├── E09f - 8…b6 9.b3 Bb7 10.Bb2 - Closed Main Line [+0.12] (0)
├── E09g - 8…b6 9.b3 Bb7 10.Bb2 Rc8 - Closed Main Line [+0.24] (0)
├── E09h - 8…b6 9.e4 - Closed Main Line [+0.43] (0)
├── E09i - 8…b6 9.e4 Ba6 - Closed Main Line [+0.58] (0)
├── E09i - 8…b6 9.e4 Ba6 10.b3 - Closed Main Line [+0.53] (0)
├── E09j - 8…b6 9.e4 dxe4 - Closed Main Line [+0.54] (0)
├── E09k - 8…b6 9.e4 dxe4 10.Nxe4 Nxe4 11.Qxe4 - Closed Main Line [+0.49] (0)
├── E09l - 8…b6 9.e4 Bb7 - Closed Main Line [+0.72] (0)
├── E09m - 8…b6 9.e4 Bb7 10.e5 - Closed Main Line [+0.85] (0)
├── E09n - 8…b6 9.e4 Bb7 10.b3 - Closed Main Line [-0.07] (0)
├── E09o - 8…b6 9.e4 Bb7 10.b3 Rc8 11.Bb2 - Closed Main Line [+0.22] (0)
├── E09p - 8…b6 9.e4 Bb7 10.b3 Rc8 11.Bb2 Qc7 - Closed Main Line [+0.35] (0)
└── E09q - 8…b6 9.e4 Bb7 10.b3 Rc8 11.Bb2 c5 - Closed Main Line [+0.21] (0)
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E01 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 - Catalan [+0.30] (48)
-0.32 léger avantage noir. Base Masters : Blancs 26.9%, Nulles 56.0%, Noirs 17.2%. Coups candidats 4...Be7 (36.6% — Blancs: 28.5% | Nulles: 57.2% | Noirs: 14.3%)4...Bb4+ (29.0% — Blancs: 21.5% | Nulles: 61.5% | Noirs: 17.0%)4...dxc4 (28.5% — Blancs: 27.3% | Nulles: 52.5% | Noirs: 20.1%)4...c6 (2.6% — Blancs: 45.9% | Nulles: 35.3% | Noirs: 18.7%)4...c5 (1.1% — Blancs: 35.6% | Nulles: 44.9% | Noirs: 19.5%)4...Nbd7 (0.5% — Blancs: 44.1% | Nulles: 35.6% | Noirs: 20.3%) auto Analyse coup par coup — 7 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.g3 Prépare le fianchetto du… -
E02 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ - Catalan [+0.22] (11)
+0.31 léger avantage blanc. Base Masters : Blancs 27.4%, Nulles 52.6%, Noirs 20.0%. Coups candidats 5.Nf3 (83.3% — Blancs: 27.8% | Nulles: 52.2% | Noirs: 20.0%)5.Qa4+ (16.4% — Blancs: 25.3% | Nulles: 54.6% | Noirs: 20.1%)5.Nc3 (0.1% — Blancs: 25.0% | Nulles: 50.0% | Noirs: 25.0%)5.Nd2 (0.1%)5.Na35.a4 auto Analyse coup par coup — 8 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.g3 Prépare le fianchetto du Fou (Bg2). 3...d5 Avancée centrale — contrôle c4, e4. Prépare c5, e5. 4.Bg2 Contrôle e4,… -
E03 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 - Catalan [+0.17] (30)
-0.12 position égale. Base Masters : Blancs 23.3%, Nulles 59.7%, Noirs 17.0%. Coups candidats 6...a6 (55.8% — Blancs: 25.2% | Nulles: 58.3% | Noirs: 16.5%)6...c5 (39.8% — Blancs: 18.3% | Nulles: 64.6% | Noirs: 17.1%)6...e5 (1.9%)6...Nb6 (1.0%)6...Bd6 (0.5%)6...c6 (0.5%) auto Analyse coup par coup — 11 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.g3 Prépare le fianchetto du Fou (Bg2). 3...d5 Avancée centrale — contrôle c4, e4. Prépare c5, e5. 4.Bg2 Contrôle e4, f4, c5, d5. 4...dxc4 Capture en… -
E04 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 - Catalan [+0.24] (335)
-0.36 léger avantage noir. Base Masters : Blancs 27.9%, Nulles 52.5%, Noirs 19.6%. Coups candidats 5...a6 (34.3% — Blancs: 24.8% | Nulles: 56.1% | Noirs: 19.2%)5...Nc6 (20.9% — Blancs: 29.4% | Nulles: 50.5% | Noirs: 20.1%)5...c5 (15.2% — Blancs: 30.4% | Nulles: 56.8% | Noirs: 12.8%)5...Bb4+ (13.2% — Blancs: 26.2% | Nulles: 53.9% | Noirs: 19.9%)5...Bd7 (5.7% — Blancs: 32.6% | Nulles: 41.6% | Noirs: 25.8%)5...c6 (4.4% — Blancs: 28.2% | Nulles: 41.3% | Noirs: 30.4%) auto Analyse coup par coup — 9 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.g3 Prépare le fianchetto du… -
E05 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 - Catalan [+0.36] (550)
Structure de pions ♔ Blancs♚ NoirsPions doublés—● c4, ● c7Pions isolés——Arriérés——Chaînes● f2→g3, h2→g3● f7→e6Passés——Majorité● centre 2v1● aile_dame 4v2 Cases ♔ Blancs♚ NoirsCases fortes● d4 (2v1), ● f4 (2v0), ● e5 (2v0), ● g5 (2v0)● d5 (3v0)Cases faibles——Centre● d4 (2v1), ● e5 (2v0)● d5 (3v0), ● e4 (1v0) Colonnes et diagonales ♔ Blancs♚ NoirsSemi-ouvertes● c● d Pièces ♔ Blancs♚ NoirsBc1● Bc1 Non développé (mob. 5)Bg2● Bg2 Enfermé (mob. 2)Be7● Be7 Actif (mob. 5)Bc8● Bc8 Non développé (mob. 1)Paire de fous● Oui● OuiNon développées4 (b1, c1, a1, h1)4 (b8, c8, a8, h8) Sécurité du roi ♔ Blancs♚ NoirsStatut● Au… -
E06 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 - Catalan [+0.20] (142)
-0.15 léger avantage noir. Base Masters : Blancs 38.0%, Nulles 42.7%, Noirs 19.3%. Coups candidats 6.b6 (39.8% — Blancs: 35.3% | Nulles: 41.2% | Noirs: 23.5%)6.c5 (33.9% — Blancs: 32.8% | Nulles: 53.4% | Noirs: 13.8%)6.c6 (14.0% — Blancs: 62.5% | Nulles: 16.7% | Noirs: 20.8%)6.Nbd7 (7.6% — Blancs: 38.5% | Nulles: 53.8% | Noirs: 7.7%)6.dxc4 (2.9% — Blancs: 40.0% | Nulles: 40.0% | Noirs: 20.0%)6.a5 (1.2%) auto Analyse coup par coup — 9 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.Nf3 Contrôle f4, c5, d5, e5. 3...d5 Avancée centrale —… -
E07 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 - Catalan [+0.43] (36)
+0.42 léger avantage blanc. Base Masters : Blancs 39.7%, Nulles 43.6%, Noirs 16.8%. Coups candidats 6.Qc2 (74.4% — Blancs: 42.4% | Nulles: 43.4% | Noirs: 14.2%)6.b3 (8.0% — Blancs: 27.2% | Nulles: 51.0% | Noirs: 21.8%)6.Nc3 (7.4% — Blancs: 40.4% | Nulles: 35.3% | Noirs: 24.3%)6.Nbd2 (5.5% — Blancs: 28.7% | Nulles: 43.6% | Noirs: 27.7%)6.cxd5 (1.6% — Blancs: 13.8% | Nulles: 48.3% | Noirs: 37.9%)6.Qd3 (1.4% — Blancs: 42.3% | Nulles: 46.2% | Noirs: 11.5%) auto Analyse coup par coup — 9 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.g3 Prépare le fianchetto du… -
E08 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 - Catalan [+0.39] (121)
-0.44 léger avantage noir. Base Masters : Blancs 42.9%, Nulles 43.1%, Noirs 14.0%. Coups candidats 6.c6 (79.4% — Blancs: 41.1% | Nulles: 45.0% | Noirs: 13.9%)6.a5 (5.1% — Blancs: 22.7% | Nulles: 44.0% | Noirs: 33.3%)6.c5 (4.8% — Blancs: 66.2% | Nulles: 26.8% | Noirs: 7.0%)6.Ne4 (2.8% — Blancs: 56.1% | Nulles: 29.3% | Noirs: 14.6%)6.dxc4 (2.7% — Blancs: 67.5% | Nulles: 25.0% | Noirs: 7.5%)6.b6 (2.5% — Blancs: 45.9% | Nulles: 48.6% | Noirs: 5.4%) auto Analyse coup par coup — 9 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.g3 Prépare le fianchetto du… -
E09 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 - Catalan [+0.34] (17)
-0.39 léger avantage noir. Base Masters : Blancs 40.6%, Nulles 43.2%, Noirs 16.2%. Coups candidats 6.b6 (85.2% — Blancs: 39.3% | Nulles: 43.5% | Noirs: 17.2%)6.b5 (5.5% — Blancs: 41.5% | Nulles: 41.5% | Noirs: 17.0%)6.Re8 (4.3% — Blancs: 57.5% | Nulles: 34.2% | Noirs: 8.2%)6.c5 (2.7% — Blancs: 41.3% | Nulles: 54.3% | Noirs: 4.3%)6.a5 (0.7% — Blancs: 41.7% | Nulles: 41.7% | Noirs: 16.7%)6.Qc7 (0.5%) auto Analyse coup par coup — 9 demi-coups commentés 1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3. 1...Nf6 Contrôle e4, d5. 2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4. 2...e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6. 3.Nf3 Contrôle f4, c5, d5, e5. 3...d5 Avancée centrale —… -
E06o - 5.Nf3 O-O 6.O-O c6 7.Nc3 b6 8.Ne5 - Closed [+0.27] (2)
Structure de pions ♔ Blancs♚ NoirsPions doublés——Pions isolés——Arriérés——Chaînes● f2→g3, h2→g3● c6→d5, e6→d5, a7→b6, f7→e6Passés——Majorité—— Cases ♔ Blancs♚ NoirsCases fortes● f4 (2v0)—Cases faibles● e4—Centre● d4 (1v0), ● e5 (1v0)● d5 (4v3) Colonnes et diagonales ♔ Blancs♚ Noirs Pièces ♔ Blancs♚ NoirsBc1● Bc1 Non développé (mob. 5)Bg2● Bg2 Actif (mob. 5)Be7● Be7 Actif (mob. 4)Bc8● Bc8 Non développé (mob. 3)Paire de fous● Oui● OuiNon développées2 (c1, a1)3 (b8, c8, a8) Sécurité du roi ♔ Blancs♚ NoirsStatut● Roqué● RoquéDroits de roque—— Thèmes ♔ Blancs♚ NoirsPhaseOuvertureCentreferméRuptures● c4-c5● ...c6-c5

![E01 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 - Catalan [+0.30]](https://thomasollo.net/wp-content/uploads/2025/12/E01_-_1_d4_Nf6_2_c4_e6_3_g3_d5_4_Bg2_-_Catalan_Ope-265x265.png)
![E02 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ - Catalan [+0.22]](https://thomasollo.net/wp-content/uploads/2025/12/E02_-_1_d4_Nf6_2_c4_e6_3_g3_d5_4_Bg2_dxc4_-_Catala-265x265.png)
![E03 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 - Catalan [+0.17]](https://thomasollo.net/wp-content/uploads/2025/12/E03_-_1_d4_Nf6_2_c4_e6_3_g3_d5_4_Bg2_dxc4_5_Qa4_Nb-265x265.png)
![E04 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 - Catalan [+0.24]](https://thomasollo.net/wp-content/uploads/2025/12/E04_-_1_d4_Nf6_2_c4_e6_3_g3_d5_4_Bg2_dxc4_5_Nf3_-_-1-265x265.png)
![E05 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 - Catalan [+0.36]](https://thomasollo.net/wp-content/uploads/2026/03/chess_cat_16551.png)
![E06 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 - Catalan [+0.20]](https://thomasollo.net/wp-content/uploads/2026/02/E06_-_1_d4_Nf6_2_c4_e6_3_Nf3_d5_4_g3_Be7_5_Bg2_O-O-1-265x265.png)
![E07 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 - Catalan [+0.43]](https://thomasollo.net/wp-content/uploads/2025/12/E07_-_1_d4_Nf6_2_c4_e6_3_g3_d5_4_Bg2_Be7_5_Nf3_O-O-265x265.png)
![E08 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 - Catalan [+0.39]](https://thomasollo.net/wp-content/uploads/2025/12/E08_-_1_d4_Nf6_2_c4_e6_3_g3_d5_4_Bg2_Be7_5_Nf3_O-O-2-265x265.png)
![E09 - 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 - Catalan [+0.34]](https://thomasollo.net/wp-content/uploads/2025/12/E09_-_1_d4_Nf6_2_c4_e6_3_Nf3_d5_4_g3_Be7_5_Bg2_O-O-265x265.png)
![E06o - 5.Nf3 O-O 6.O-O c6 7.Nc3 b6 8.Ne5 - Closed [+0.27]](https://thomasollo.net/wp-content/uploads/2026/03/chess_cat_21660.png)