C87 — Ruy Lopez: Closed, Averbakh Variation
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O ○ Trait aux Blancs
Ouverture — Centre fermé
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Avantages : paire de fous.
Faiblesses adverses : Be7 enfermé, Bc8 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé, 3 pièces non développées (B1, C1, A1).
Plans :
● c3 — Préparer d4 [Masters 71%]
● Nbd2 — Développer Nb1
● Bxc6+ — Fou actif (mobilité 6), [Masters 27%]
Faiblesses adverses : Be7 enfermé, Bc8 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé, 3 pièces non développées (B1, C1, A1).
Plans :
● c3 — Préparer d4 [Masters 71%]
● Nbd2 — Développer Nb1
● Bxc6+ — Fou actif (mobilité 6), [Masters 27%]
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Avantages : case forte d4, case forte g4, case forte e5, paire de fous.
Faiblesses adverses : Bc1 enfermé.
Problèmes : roi au centre, Be7 enfermé, Bc8 enfermé, 3 pièces non développées (C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bg4 — Développer Bc8, clouer Nf3
● ...d5 — Rupture
Faiblesses adverses : Bc1 enfermé.
Problèmes : roi au centre, Be7 enfermé, Bc8 enfermé, 3 pièces non développées (C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bg4 — Développer Bc8, clouer Nf3
● ...d5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans
Base Masters : Blancs 30.1%, Nulles 52.6%, Noirs 17.3%.
Coups candidats
5…c3 (70.6% — Blancs: 29.5% | Nulles: 51.7% | Noirs: 18.8%)
5…Bxc6+ (26.6% — Blancs: 31.4% | Nulles: 55.3% | Noirs: 13.3%)
5…d4 (1.1%)
5…h3 (0.8% — Blancs: 16.7% | Nulles: 66.7% | Noirs: 16.7%)
5…c4 (0.6% — Blancs: 50.0% | Nulles: 25.0% | Noirs: 25.0%)
5…d3 (0.1%)
5…Bxc6+ (26.6% — Blancs: 31.4% | Nulles: 55.3% | Noirs: 13.3%)
5…d4 (1.1%)
5…h3 (0.8% — Blancs: 16.7% | Nulles: 66.7% | Noirs: 16.7%)
5…c4 (0.6% — Blancs: 50.0% | Nulles: 25.0% | Noirs: 25.0%)
5…d3 (0.1%)
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, Bb5. Prépare b5.
4.Ba4 Contrôle d4, d5, e5, f5.
4…Nf6 Contrôle d4, e4, f4, c5.
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…Nf6 Contrôle d4, e4, f4, c5.
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | ● d6→e5, b7→a6, c7→d6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | — | ● d4 (2v1), ● g4 (2v0), ● e5 (2v1) |
| Cases faibles | — | — |
| Centre | — | ● d4 (2v1), ● e5 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 0) | |
| Ba4 | ● Ba4 Ok (mob. 3) | |
| Be7 | ● Be7 Enfermé (mob. 1) | |
| Bc8 | ● Bc8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Clouages | — | ● knight c6 |
| Non développées | 3 (b1, c1, a1) | 3 (c8, a8, h8) |
Sécurité du roi
| ♔ Blancs | ♚ Noirs | |
| Statut | ● Roqué | ● Au centre ! |
| Droits de roque | — | O-O / O-O-O |
Thèmes
| ♔ Blancs | ♚ Noirs | |
| Phase | Ouverture | |
| Centre | fermé | |
| Ruptures | ● c2-c3, ● d2-d3 | ● …d6-d5 |
├── C87a - 6.Re1 - Closed [+0.36] [+0.36] (0)
├── C87c - 6…d6 7.Bxc6+ - Closed Averbakh [+0.22] (0)
├── C87c - 6…d6 7.Bxc6+ bxc6 8.d4 - Closed Averbakh [+0.26] (0)
├── C87d - 6…d6 7.Bxc6+ bxc6 8.d4 exd4 - Closed Averbakh [+0.31] (0)
├── C87d - 6…d6 7.Bxc6+ bxc6 8.d4 exd4 9.Nxd4 - Closed Averbakh [+0.35] (0)
├── C87e - 6…d6 7.c3 - Closed Averbakh [+0.46] (0)
├── C87f - 6…d6 7.c3 Bg4 - Closed Averbakh [+0.52] (0)
├── C87g - 6…d6 7.c3 Bg4 8.h3 - Closed Averbakh [+0.49] (0)
├── C87h - 6…d6 7.c3 Bg4 8.d3 - Closed Averbakh [+0.57] (0)
├── C87i - 6…d6 7.c3 O-O - Closed Averbakh [+0.47] (0)
├── C87j - 6…d6 7.c3 O-O 8.d4 - Closed Averbakh [+0.47] (0)
├── C87k - 6…d6 7.c3 O-O 8.d4 Bd7 - Closed Averbakh [+0.54] (0)
├── C87l - 6…d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 - Closed Averbakh [+0.45] (0)
├── C87m - 6…d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 Re8 - Closed Averbakh [+0.54] (0)
├── C87n - 6…d6 7.c3 O-O 8.h3 - Closed Averbakh [+0.40] (0)
└── C87o - 6…d6 7.c3 O-O 8.h3 Bd7 - Closed Averbakh [+0.63] (0)
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87h - 6…d6 7.c3 Bg4 8.d3 - Closed Averbakh [+0.57], SÉRIE C
? 1983 – Round ? – Romanishin, Oleg M – 1-0 – Petrosian, Tigran V – G9
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87c - 6…d6 7.Bxc6+ bxc6 8.d4 - Closed Averbakh [+0.26], SÉRIE C
1970 Belgrade URS-World – Round 2.10 – Keres, Paul – 1-0 – Ivkov, Borislav – G22
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87j - 6…d6 7.c3 O-O 8.d4 - Closed Averbakh [+0.47], SÉRIE C
1970 Palma de Mallorca Interzonal – Round 15 – Fischer, Robert James Jamesames – 1/2-1/2 – Jimenez Zerquera, Eleazar – G211
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87m - 6…d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 Re8 - Closed Averbakh [+0.54], SÉRIE C
1970 Palma de Mallorca Interzonal – Round 19 – Matulovic, Milan – 1/2-1/2 – Portisch, Lajos – G207
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87m - 6…d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 Re8 - Closed Averbakh [+0.54], SÉRIE C
1971 Hoogovens – Round 12 – Huebner, Robert – 1-0 – Kuijpers, F. – G164
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87h - 6…d6 7.c3 Bg4 8.d3 - Closed Averbakh [+0.57], SÉRIE C
1971 Moscow – Round 1 – Parma, Bruno – 1/2-1/2 – Spassky, Boris V. – G186
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87h - 6…d6 7.c3 Bg4 8.d3 - Closed Averbakh [+0.57], SÉRIE C
1972 San Antonio – Round 6 – Keres, Paul – 1-0 – Campos Lopez, Mario – G97
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87l - 6…d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 - Closed Averbakh [+0.45], SÉRIE C
1972 Skopje ol (Men) fin-A – Round 3 – Zuidema, Coen – 1/2-1/2 – Smyslov, Vassily – G308
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87k - 6…d6 7.c3 O-O 8.d4 Bd7 - Closed Averbakh [+0.54], SÉRIE C
1975 URS Team Ch – Round 1 – Tseitlin, Mark D – 0-1 – Grushevsky, Alexander – G406
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- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87h - 6…d6 7.c3 Bg4 8.d3 - Closed Averbakh [+0.57], SÉRIE C
36. Olympiad 2004 – Round 9 – Stefansson, Hannes – 1/2-1/2 – Adams, Michael – G319
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-
- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87g - 6…d6 7.c3 Bg4 8.h3 - Closed Averbakh [+0.49], SÉRIE C
40. Olympiad Open 2012 – Round 11.4 – Swiercz, Dariusz – 1/2-1/2 – Onischuk, Alexanderexander – G613
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-
- C80-C89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 & C84-C89 C84 5. O-O Be7 Ruy Lopez, closed defence, C87 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 - Spanish [+0.33], C87g - 6…d6 7.c3 Bg4 8.h3 - Closed Averbakh [+0.49], SÉRIE C
41. Olympiad Open 2014 – Round 9.20 – Ismagambetov, Anuar – 1-0 – Lenic, Luka – G640
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