C83j — Spanish: Open, Classical, 10.Nbd2 O-O 11.Bc2 f5 12.Nb3

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 10.Nbd2 O-O 11.Bc2 f5 12.Nb3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, paire de fous, colonne d, pion passé e5.
Faiblesses adverses : arriéré c7, Be6 mauvais fou.
Problèmes : Bc1 enfermé.
Plans :
● Be3 — Développer Bc1
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte c4, case forte e4, case forte c5, case forte d5, case forte f5, Be7 actif, paire de fous, colonne e.
Faiblesses adverses : Bc1 enfermé.
Problèmes : arriéré c7.
Plans :
● ...Bg4 — Clouer Nf3
● ...d4 — Rupture
● ...f4 — Rupture
● ...Re — Tour sur colonne e

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● c7
Chaînes	● b2→c3	● a6→b5
Passés	● e5	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (4v1)	● c4 (2v0), ● e4 (2v1), ● c5 (2v1), ● d5 (2v1), ● f5 (2v0)
Cases faibles	—	● g5
Centre	● d4 (4v1)	● d5 (2v1), ● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc2	● Bc2 Ok (mob. 3)
Be6		● Be6 Mauvais (mob. 3)
Be7		● Be7 Actif (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	2 (c1, a1)	1 (a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c3-c4	● …d5-d4, ● …f5-f4

Partie
36. Olympiad 2004 – Round 11 – Sutovsky, Emil – 1/2-1/2 – Mamedyarov, Shakhriyar – G400 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
43. Olympiad 2018 – Round 10.9 – Navara, David – 1/2-1/2 – Anton Guijarro, David – G692 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
43. Olympiad 2018 – Round 6.6 – Vitiugov, Nikita – 1/2-1/2 – Vidit, Santosh Gujrathi – G416 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
80. Tata Steel GpA 2018 – Round 12.4 – Anand, Viswanathan – 1/2-1/2 – So, Wesley – G70 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Corus A 2006 – Round 11 – Karjakin, Sergey – 1-0 – Sokolov, Ivan. – G70 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Corus A 2007 – Round 12 – Karjakin, Sergey – 1/2-1/2 – Carlsen, Magnus – G78 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
FIDE World Cup 2017 – Round 3.1 – Caruana, Fabiano – 1/2-1/2 – Najer, Evgeniy – G325 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Moscow FIDE Grand Prix 2019 – Round 1.2 – Svidler, Peter – 1-0 – Vitiugov, Nikita – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Novi Sad olm 1990 – Round 12 – Nunn, John D M – 1-0 – Wedberg, Tom – G86 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Renova FIDE GP Zug 2013 – Round 1.6 – Leko, Peter – 1/2-1/2 – Kamsky, Gata – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Riga Interzonal 1979 – Round 8 – Gruenfeld, Yehuda – 1/2-1/2 – Tal, Mikhail – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nbd2 O-O
Tata Steel India Blitz 2018 – Round 1.2 – So, Wesley – 1/2-1/2 – Anand, Viswanathan – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Tata Steel India Blitz 2018 – Round 8.1 – Harikrishna, Pentala – 1/2-1/2 – Anand, Viswanathan – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
Turin ol (Men) 37th 2006 – Round 8 – Almasi, Zoltan – 1/2-1/2 – Vallejo Pons, Francisco – G111 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
USA Ch 2022 – Round 7.7 – Shankland, Sam – 1/2-1/2 – Sevian, Samuel – G48 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
USA Ch 2022 – Round 9.2 – Dominguez Perez, Leinier – 1/2-1/2 – Sevian, Samuel – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nbd2 O-O
World Blitz 2017 – Round 12.17 – Leko, Peter – 1-0 – Vidit, Santosh Gujrathi – G610 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O
World Blitz 2021 – Round 15.11 – Grischuk, Alexander – 1/2-1/2 – Oparin, Grigoriy – G864 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
World Rapid 2021 – Round 3.27 – Niemann, Hans Moke – 1/2-1/2 – Matlakov, Maxim – G152 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nbd2 O-O

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