C70 — C70-C79 Ruy Lopez1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 .....

● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4) ; c3 (Préparer d4) ; d4 (Occuper le centre).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nf6 (Développer Ng8) ; ...d6 (Libérer Bc8) ; ...Be7 (Développer Bf8) ; ...d5 (Occuper le centre) ; ...f5 (Attaque à l'aile roi).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→a6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b4 (2v0), ● d4 (2v1)
Cases faibles	—	—
Centre	● d5 (1v0)	● d4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Ba4	● Ba4 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● 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	fermé
Ruptures	● d2-d4	● …d7-d5, ● …f7-f5

├── C70 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 - Spanish [+0.31] 376 parties

│ ├── C70 - 4…f5 5.d4 exd4 6.e5 - Schliemann Deferred (1901) [+0.47] 0 partie

│ ├── C70a - 4…* (1905) [+0.30] 3 parties

│ ├── C70b - 4…g5 - Brentano Variation [+1.77] 0 partie

│ ├── C70c - 4…g6 - Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred (1937) [+0.44] 20 parties

│ ├── C70d - 4…b5 - Ruy Lopez: Morphy Defense, Caro Variation (1902) [+0.37] 30 parties

│ ├── C70e - 4…f5 - Ruy Lopez: Morphy Defense, Schliemann Defense Deferred (1913) [+0.97] 22 parties

│ ├── C70f - 4…Be7 (1941) [+0.46] 11 parties

│ ├── C70g - 4…Bb4 - Ruy Lopez: Morphy Defense, Alapin's Defense Deferred (1905) [+1.00] 15 parties

│ ├── C70h - 4…Nd4 - Ruy Lopez: Bird's Defense Deferred (1934) [+0.84] 1 partie

│ ├── C70i - 4…Bc5 - Ruy Lopez: Morphy Defense, Classical Defense Deferred [+0.51] 32 parties

│ ├── C70j - 4…Nge7 - Ruy Lopez: Morphy Defense, Cozio Defense (1911) [+0.56] 45 parties

│ ├── C70k - 4…f5 5.d4 - Schliemann Deferred (1905) [+0.80] 22 parties

│ ├── C70l - 4…b5 5.Bb3 Bc5 - Ruy Lopez: Morphy Defense, Graz Variation (1902) [+0.65] 5 parties

│ ├── C70m - 4…b5 5.Bb3 Na5 - Ruy Lopez: Morphy Defense, Norwegian Variation (1927) [+0.54] 129 parties

│ └── C70n - 4…f5 5.d4 exd4 6.e5 - Schliemann Deferred (1928) [+1.11] 41 parties

├── C71 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 - Morphy Defense, Modern Steinitz Defense (1929) [+0.41] 251 parties

│ ├── C71a - 5.* - Morphy Defense, Modern Steinitz Defense (1922) [+0.66] 10 parties

│ ├── C71b - 5.d4 - Spanish: Modern Steinitz (1900) [+0.00] 85 parties

│ ├── C71c - 5.c4 - Morphy Defense, Modern Steinitz Defense (1931) [+0.34] 146 parties

│ └── C71d - 5.Nc3 - Morphy Defense, Modern Steinitz Defense (1900) [+0.24] 10 parties

├── C72 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O - Morphy Defense, Modern Steinitz Defense (1961) [+0.36] 230 parties

│ ├── C72a - 5…* - Morphy Defense, Modern Steinitz Defense (1905) [+0.45] 16 parties

│ ├── C72b - 5…Ne7 - Spanish: Modern Steinitz (1913) [+0.50] 15 parties

│ ├── C72c - 5…Bg4 - Spanish: Modern Steinitz (1930) [+0.70] 67 parties

│ ├── C72d - 5…Bd7 - Spanish: Modern Steinitz (1903) [+0.43] 53 parties

│ └── C72e - 5…Bd7 6.d4 - Spanish: Modern Steinitz (1905) [+0.43] 79 parties

├── C73 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ - Spanish [+0.20] 354 parties

│ ├── C73 - 5…bxc6 6.d4 f6 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (1902) [+0.41] 0 partie

│ ├── C73a - 5…* - Modern Steinitz, Richter Variation [+0.26] 0 partie

│ ├── C73b - 5…bxc6 - Modern Steinitz, Richter Variation (1944) [+0.11] 2 parties

│ └── C73c - 5…bxc6 6.d4 - Ruy Lopez: Morphy Defense, Modern Steinitz Defense (1905) [+0.13] 352 parties

├── C74 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 - Morphy Defense, Modern Steinitz Defense (1961) [+0.14] 129 parties

│ ├── C74a - 5…* - Morphy Defense, Modern Steinitz Defense (1907) [+0.53] 29 parties

│ ├── C74b - 5…g6 - Spanish: Modern Steinitz (1956) [+0.43] 4 parties

│ ├── C74c - 5…f5 - Siesta Variation (1928) [+0.21] 22 parties

│ ├── C74d - 5…f5 6.exf5 - Modern Steinitz, Siesta (1928) [+0.24] 31 parties

│ └── C74e - 5…f5 6.exf5 Bxf5 7.O-O - Morphy Defense, Modern Steinitz Defense (1948) [+0.30] 43 parties

├── C75 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 - Morphy Defense, Modern Steinitz Defense (1923) [+0.43] 350 parties

│ ├── C75a - 6.* - Morphy Defense, Modern Steinitz Defense (1927) [+0.41] 6 parties

│ ├── C75b - 6.d4 - Spanish: Modern Steinitz (1954) [+0.39] 18 parties

│ ├── C75c - 6.O-O - Spanish: Modern Steinitz (1900) [+0.42] 119 parties

│ ├── C75d - 6.d4 Nf6 - Spanish: Modern Steinitz (1926) [+0.50] 50 parties

│ ├── C75e - 6.d4 Nge7 - Morphy Defense, Modern Steinitz Defense (1931) [+0.76] 147 parties

│ └── C75f - 6.d4 Nge7 7.Be3 - Modern Steinitz, Rubinstein (1952) [+0.81] 10 parties

├── C76 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 g6 - Spanish (1931) [+0.44] 282 parties

│ ├── C76a - 7.* - Modern Steinitz, Bronstein Variation (1930) [+0.41] 48 parties

│ ├── C76b - 7.O-O - Modern Steinitz, Bronstein (1918) [+0.40] 76 parties

│ ├── C76c - 7.O-O Bg7 8.d5 - Modern Steinitz, Bronstein (1955) [+0.28] 20 parties

│ ├── C76d - 7.O-O Bg7 8.Re1 - Modern Steinitz, Bronstein (1934) [+0.37] 49 parties

│ ├── C76e - 7.O-O Bg7 8.dxe5 - Modern Steinitz, Bronstein [+0.24] 77 parties

│ └── C76f - 7.O-O Bg7 8.dxe5 Nxe5 - Modern Steinitz, Bronstein (1929) [+0.25] 12 parties

├── C77 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 - Spanish [+0.36] 1085 parties

│ ├── C77a - 5.* - Morphy Defence (1925) [+0.35] 4 parties

│ ├── C77b - 5.d3 - Ruy Lopez: Morphy Defense, Anderssen Variation (1902) [+0.21] 51 parties

│ ├── C77c - 5.d3 b5 - Anderssen (1900) [+0.24] 115 parties

│ ├── C77d - 5.d3 d6 - Anderssen (1900) [+0.26] 42 parties

│ ├── C77e - 5.d3 d6 6.c4 - Ruy Lopez: Morphy Defense, Duras Variation (1907) [+0.05] 42 parties

│ ├── C77f - 5.d3 d6 6.c3 - Anderssen (1900) [+0.12] 159 parties

│ ├── C77g - 5.d3 d6 6.c3 g6 - Anderssen (1900) [+0.15] 111 parties

│ ├── C77h - 5.Nc3 - Ruy Lopez: Morphy Defense, Tarrasch Variation (1900) [+0.05] 159 parties

│ ├── C77i - 5.Bxc6 - Ruy Lopez: Morphy Defense, Bayreuth Variation (1921) [-0.26] 79 parties

│ ├── C77j - 5.d4 - Ruy Lopez: Morphy Defense, Mackenzie Variation [-0.13] 0 partie

│ ├── C77k - 5.d4 b5 - Centre Attack (1949) [+0.39] 4 parties

│ ├── C77l - 5.d4 Nxd4 - Centre Attack (1960) [+0.39] 5 parties

│ ├── C77m - 5.d4 Nxe4 - Centre Attack (1946) [+0.32] 7 parties

│ ├── C77n - 5.d4 Be7 - Centre Attack (1964) [+0.30] 1 partie

│ ├── C77o - 5.d4 exd4 - Centre Attack (1901) [-0.06] 24 parties

│ ├── C77p - 5.Qe2 - Ruy Lopez: Morphy Defense, Wormald Attack (1900) [-0.24] 51 parties

│ ├── C77q - 5.Qe2 Be7 - Wormald Attack (1908) [-0.05] 65 parties

│ ├── C77r - 5.Qe2 b5 - Wormald Attack (1923) [-0.12] 11 parties

│ ├── C77s - 5.Qe2 b5 6.Bb3 Bc5 - Wormald Attack (1908) [-0.19] 60 parties

│ ├── C77t - 5.Qe2 b5 6.Bb3 Bc5 7.c3 - Wormald Attack (1900) [-0.20] 43 parties

│ ├── C77u - 5.Qe2 b5 6.Bb3 Be7 - Wormald Attack (1904) [+0.10] 48 parties

│ └── C77u - 5.Qe2 b5 6.Bb3 Be7 7.d4 d6 8.c3 Bg4 - Ruy Lopez: Wormald Attack, Grünfeld Variation (1913) [+0.08] 4 parties

├── C78 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O - Morphy Defense [+0.41] 743 parties

│ ├── C78a - 5…* - Morphy Defense (1944) [+0.31] 1 partie

│ ├── C78b - 5…Bc5 - Neo-Arkhangelsk Variation (1903) [+0.50] 23 parties

│ ├── C78c - 5…Bc5 6.Nxe5 - Spanish: Moeller Defence (1902) [+0.12] 25 parties

│ ├── C78d - 5…Bc5 6.c3 - Spanish: Moeller Defence (1900) [+0.53] 105 parties

│ ├── C78e - 5…b5 - Spanish [+0.44] 0 partie

│ ├── C78e - 5…b5 6.Bb3 - Spanish (1925) [+0.31] 8 parties

│ ├── C78f - 5…b5 6.Bb3 d6 - Morphy Defense (1912) [+0.50] 75 parties

│ ├── C78f - 5…b5 6.Bb3 d6 7.Ng5 d5 8.exd5 Nd4 9.Re1 Bc5 10.Rxe5+ Kf8 - Rabinovich Variation (1951) [-0.72] 1 partie

│ ├── C78g - 5…b5 6.Bb3 Be7 - Spanish (1913) [+0.43] 28 parties

│ ├── C78g - 5…b5 6.Bb3 Be7 7.d4 - Spanish (1900) [+0.43] 73 parties

│ ├── C78h - 5…b5 6.Bb3 Bc5 - Spanish (1996) [+0.33] 17 parties

│ ├── C78i - 5…b5 6.Bb3 Bc5 7.Nxe5 - Spanish [+0.02] 0 partie

│ ├── C78i - 5…b5 6.Bb3 Bc5 7.Nxe5 Nxe5 8.d4 - Spanish (1912) [+0.01] 9 parties

│ ├── C78j - 5…b5 6.Bb3 Bc5 7.c3 - Spanish (1920) [+0.36] 9 parties

│ ├── C78j - 5…b5 6.Bb3 Bc5 7.c3 d6 - Spanish (1996) [+0.32] 60 parties

│ ├── C78k - 5…b5 6.Bb3 Bc5 7.c3 d6 8.d4 - Spanish (1952) [+0.31] 55 parties

│ ├── C78l - 5…b5 6.Bb3 Bc5 7.a4 - Spanish (1995) [+0.31] 12 parties

│ ├── C78m - 5…b5 6.Bb3 Bc5 7.a4 Rb8 - Spanish (1996) [+0.43] 87 parties

│ ├── C78n - 5…b5 6.Bb3 Bb7 - Arkhangelsk Variation (1967) [+0.33] 7 parties

│ ├── C78o - 5…b5 6.Bb3 Bb7 7.d4 - Spanish: Archangelsk (1963) [+0.11] 20 parties

│ ├── C78p - 5…b5 6.Bb3 Bb7 7.d3 - Spanish: Archangelsk (1967) [+0.34] 19 parties

│ ├── C78q - 5…b5 6.Bb3 Bb7 7.d3 Be7 - Spanish: Archangelsk (1954) [+0.29] 47 parties

│ ├── C78r - 5…b5 6.Bb3 Bb7 7.c3 - Spanish: Archangelsk (1966) [+0.44] 5 parties

│ ├── C78s - 5…b5 6.Bb3 Bb7 7.c3 Nxe4 - Spanish: Archangelsk (1969) [+0.14] 9 parties

│ ├── C78t - 5…b5 6.Bb3 Bb7 7.Re1 - Spanish: Archangelsk (1968) [+0.35] 1 partie

│ ├── C78t - 5…b5 6.Bb3 Bb7 7.Re1 Bc5 - Spanish: Archangelsk (1968) [+0.31] 11 parties

│ ├── C78u - 5…b5 6.Bb3 Bb7 7.Re1 Bc5 8.c3 d6 - Spanish: Archangelsk (1964) [+0.34] 2 parties

│ ├── C78u - 5…b5 6.Bb3 Bb7 7.Re1 Bc5 8.c3 d6 9.d4 Bb6 - Archangelsk, Main Line (1964) [+0.25] 2 parties

│ ├── C78v - 5…b5 6.Bb3 Bb7 7.Re1 Bc5 8.c3 d6 9.d4 Bb6 10.a4 - Archangelsk, Main Line (1963) [+0.17] 18 parties

│ ├── C78w - 5…b5 6.Bb3 Bb7 7.Re1 Bc5 8.c3 d6 9.d4 Bb6 10.Bg5 - Archangelsk, Main Line (1950) [+0.14] 12 parties

│ └── C78x - 5…b5 6.Bb3 Bb7 7.Re1 Bc5 8.c3 d6 9.d4 Bb6 10.Be3 - Archangelsk, Main Line (2013) [+0.36] 3 parties

└── C79 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 - Morphy Defense, Steinitz Deferred (1948) [+0.39] 309 parties

├── C79a - 6.* - Morphy Defense, Steinitz Deferred (1900) [+0.30] 69 parties

├── C79b - 6.c3 - Spanish: Steinitz Deferred (1905) [+0.35] 71 parties

├── C79c - 6.Re1 - Spanish: Steinitz Deferred (1904) [+0.35] 70 parties

├── C79d - 6.Bxc6+ - Steinitz Deferred, Exchange (1900) [+0.30] 64 parties

├── C79e - 6.Bxc6+ bxc6 7.d4 Bg4 - Steinitz Defense Deferred, Lipnitsky Variation (1903) [+0.63] 8 parties

└── C79f - 6.Bxc6+ bxc6 7.d4 Nxe4 - Morphy Defense, Steinitz Deferred (1902) [+0.30] 27 parties

Les parties, variante par variante

14109 partiesC70 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 - Spanish

C70 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 - Spanish (376)

Base Masters : Blancs 38.8%, Nulles 33.2%, Noirs 27.9%. Coups candidats 6.O-O (77.2% — Blancs: 41.2% | Nulles: 32.4% | Noirs: 26.4%)6.d4 (11.9% — Blancs: 28.4% | Nulles: 35.1% | Noirs: 36.5%)6.Nc3 (3.9% — Blancs: 33.3% | Nulles: 37.5% | Noirs: 29.2%)6.Bxf7+ (3.0% — Blancs: 36.8% | Nulles: 21.1% | Noirs: 42.1%)6.Nxe5 (2.9% — Blancs: 33.3% | Nulles: 38.9% | Noirs: 27.8%)6.d3 (0.6%) auto Analyse coup par coup — 10 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5, Bb5. Prépare b5. 4.Ba4 Contrôle…
C71 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 - Morphy Defense, Modern Steinitz Defense (1929) (251)

Base Masters : Blancs 36.3%, Nulles 39.0%, Noirs 24.7%. Coups candidats 5.O-O (41.3% — Blancs: 38.6% | Nulles: 38.3% | Noirs: 23.2%)5.c3 (35.2% — Blancs: 35.4% | Nulles: 40.9% | Noirs: 23.7%)5.Bxc6+ (13.3% — Blancs: 36.2% | Nulles: 35.8% | Noirs: 28.0%)5.d4 (4.6% — Blancs: 24.8% | Nulles: 42.1% | Noirs: 33.1%)5.c4 (4.4% — Blancs: 34.3% | Nulles: 40.0% | Noirs: 25.7%)5.Nc3 (0.5% — Blancs: 44.1% | Nulles: 32.4% | Noirs: 23.5%) auto Analyse coup par coup — 8 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5,…
C72 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.O-O - Morphy Defense, Modern Steinitz Defense (1961) (230)

Base Masters : Blancs 38.6%, Nulles 38.2%, Noirs 23.2%. Coups candidats 5...Bd7 (69.9% — Blancs: 37.6% | Nulles: 38.6% | Noirs: 23.8%)5...Bg4 (15.6% — Blancs: 41.3% | Nulles: 36.4% | Noirs: 22.2%)5...Nf6 (7.9% — Blancs: 38.9% | Nulles: 41.8% | Noirs: 19.2%)5...Ne7 (2.5% — Blancs: 33.3% | Nulles: 33.3% | Noirs: 33.3%)5...b5 (2.4% — Blancs: 47.6% | Nulles: 33.3% | Noirs: 19.0%)5...Be7 (0.8% — Blancs: 40.0% | Nulles: 45.0% | Noirs: 15.0%) auto Analyse coup par coup — 8 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5,…
C73 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ - Spanish (354)

Base Masters : Blancs 36.1%, Nulles 35.8%, Noirs 28.1%. Coups candidats 6...f6 (51.6% — Blancs: 34.2% | Nulles: 34.6% | Noirs: 31.2%)6...exd4 (40.9% — Blancs: 35.9% | Nulles: 39.9% | Noirs: 24.2%)6...Bg4 (4.2% — Blancs: 68.6% | Nulles: 11.4% | Noirs: 20.0%)6...Nf6 (3.2% — Blancs: 29.6% | Nulles: 29.6% | Noirs: 40.7%)6...Qe7 (0.1%) auto Analyse coup par coup — 11 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5, Bb5. Prépare b5. 4.Ba4 Contrôle d4, d5, e5, f5. 4...d6…
C74 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 - Morphy Defense, Modern Steinitz Defense (1961) (129)

Base Masters : Blancs 35.5%, Nulles 40.8%, Noirs 23.7%. Coups candidats 5...Bd7 (61.8% — Blancs: 36.4% | Nulles: 39.2% | Noirs: 24.3%)5...f5 (23.1% — Blancs: 32.4% | Nulles: 43.5% | Noirs: 24.1%)5...Nf6 (5.8% — Blancs: 30.5% | Nulles: 46.6% | Noirs: 22.9%)5...g6 (5.7% — Blancs: 35.9% | Nulles: 43.8% | Noirs: 20.3%)5...Ne7 (1.8% — Blancs: 37.5% | Nulles: 37.5% | Noirs: 25.0%)5...Bg4 (0.7% — Blancs: 68.8% | Nulles: 18.8% | Noirs: 12.5%) auto Analyse coup par coup — 9 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5,…
C75 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 - Morphy Defense, Modern Steinitz Defense (1923) (350)

Base Masters : Blancs 36.4%, Nulles 39.2%, Noirs 24.3%. Coups candidats 6.d4 (56.9% — Blancs: 37.8% | Nulles: 40.2% | Noirs: 22.0%)6.O-O (41.6% — Blancs: 35.2% | Nulles: 38.0% | Noirs: 26.9%)6.d3 (1.2% — Blancs: 18.8% | Nulles: 37.5% | Noirs: 43.8%)6.Bc2 (0.1%)6.Qe2 (0.1%)6.h3 (0.1%) auto Analyse coup par coup — 10 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5, Bb5. Prépare b5. 4.Ba4 Contrôle d4, d5, e5, f5. 4...d6 Avancée centrale — contrôle c5,…
C76 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 g6 - Spanish (1931) (282)

Base Masters : Blancs 35.2%, Nulles 43.5%, Noirs 21.4%. Coups candidats 7.O-O (72.2% — Blancs: 35.5% | Nulles: 44.8% | Noirs: 19.8%)7.Bg5 (15.9% — Blancs: 35.1% | Nulles: 40.5% | Noirs: 24.4%)7.d5 (4.5% — Blancs: 25.0% | Nulles: 41.7% | Noirs: 33.3%)7.dxe5 (3.7% — Blancs: 28.2% | Nulles: 38.5% | Noirs: 33.3%)7.Be3 (2.2% — Blancs: 60.9% | Nulles: 30.4% | Noirs: 8.7%)7.Bb3 (0.9% — Blancs: 11.1% | Nulles: 66.7% | Noirs: 22.2%) auto Analyse coup par coup — 12 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...g6 Prépare le fianchetto du Fou…
C77 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 - Spanish (1085)

Base Masters : Blancs 33.3%, Nulles 42.5%, Noirs 24.3%. Coups candidats 5...d6 (46.0% — Blancs: 32.0% | Nulles: 40.6% | Noirs: 27.4%)5...b5 (40.9% — Blancs: 37.9% | Nulles: 41.0% | Noirs: 21.0%)5...Bc5 (12.6% — Blancs: 22.9% | Nulles: 53.9% | Noirs: 23.2%)5...Bd6 (0.3% — Blancs: 35.3% | Nulles: 41.2% | Noirs: 23.5%)5...Be7 (0.1% — Blancs: 22.2% | Nulles: 44.4% | Noirs: 33.3%)5...g6 auto Analyse coup par coup — 9 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5, Bb5. Prépare b5. 4.Ba4 Contrôle…
C78 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O - Morphy Defense (743)

Base Masters : Blancs 29.0%, Nulles 53.6%, Noirs 17.3%. Coups candidats 5...Be7 (72.4% — Blancs: 28.4% | Nulles: 54.8% | Noirs: 16.7%)5...b5 (14.3% — Blancs: 32.2% | Nulles: 48.4% | Noirs: 19.4%)5...Nxe4 (9.4% — Blancs: 28.6% | Nulles: 55.5% | Noirs: 15.9%)5...Bc5 (2.6% — Blancs: 27.4% | Nulles: 50.1% | Noirs: 22.5%)5...d6 (1.3% — Blancs: 33.7% | Nulles: 38.9% | Noirs: 27.4%)5...Ng4 auto Analyse coup par coup — 8 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5, Bb5. Prépare b5. 4.Ba4 Contrôle…
C79 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O d6 - Morphy Defense, Steinitz Deferred (1948) (309)

Base Masters : Blancs 34.6%, Nulles 39.4%, Noirs 26.1%. Coups candidats 5...Re1 (52.0% — Blancs: 36.4% | Nulles: 38.1% | Noirs: 25.5%)5...c3 (21.0% — Blancs: 32.7% | Nulles: 40.4% | Noirs: 26.8%)5...Bxc6+ (16.1% — Blancs: 34.9% | Nulles: 43.1% | Noirs: 22.0%)5...d4 (4.2% — Blancs: 18.5% | Nulles: 38.9% | Noirs: 42.6%)5...c4 (3.9% — Blancs: 50.0% | Nulles: 26.0% | Noirs: 24.0%)5...d3 (2.2% — Blancs: 17.9% | Nulles: 50.0% | Noirs: 32.1%) auto Analyse coup par coup — 8 demi-coups commentés 1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3. 1...e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5. 2.Nf3 Contrôle c4, d4, d5, e5. 2...Nc6 Contrôle d4, f4, c5. 3.Bb5 Contrôle c4, d4, d5, e5. 3...a6 Coup prophylactique — empêche Nb5,…