A30s — English: Symmetrical, Hedgehog, 8.Qxd4 O-O

1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 O-O 9.Rd1 Nc6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte d4, case forte e4, case forte f4, case forte b5, case forte e5, case forte g5, paire de fous, colonne d.
Faiblesses adverses : arriéré d7, Bb7 enfermé.
Problèmes : Bc1 enfermé.
Plans :
● Bg5 — Clouer Nf6
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte b4, case forte c5, avant-poste c5(F), Be7 actif, paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé.
Problèmes : Bb7 enfermé, arriéré d7.
Plans :
● ...Bg4 — Clouer Nf3
● ...d6 — Rupture
● ...d5 — Rupture
● ...e5 — Rupture
● ...Rc — Tour sur colonne c

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● d7
Chaînes	● f2→g3, h2→g3	● a7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v1), ● e4 (2v1), ● f4 (3v0), ● b5 (2v0), ● e5 (2v1), ● g5 (2v0)	● b4 (2v0), ● c5 (2v1)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (3v2), ● e4 (2v1), ● e5 (2v1)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 3)
Bb7		● Bb7 Enfermé (mob. 2)
Be7		● Be7 Actif (mob. 4)
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	● c4-c5, ● e2-e3	● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
10. Tal Mem 2016 – Round 1.2 – Svidler, Peter – 1/2-1/2 – Kramnik, Vladimir – G2 1. c4 e6 2. Nc3 c5 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 d6 10. Bg5 Nc6
10. Tal Mem 2016 – Round 3.2 – Nepomniachtchi, Ian – 1-0 – Kramnik, Vladimir – G10 1. c4 e6 2. Nc3 c5 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 d6 10. Bg5 Nc6
20. European Teams 2015 – Round 2.5 – Banikas, Hristos – 1/2-1/2 – Tomashevsky, Evgeny – G90 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 Qc8 10. Bf4 Rd8
20. European Teams 2015 – Round 6.4 – Meier, Georg – 1/2-1/2 – Sargissian, Gabriel – G264 1. c4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 d6 10. Bg5 Nc6
42. Olympiad 2016 – Round 7.14 – Stupak, Kacper – 1/2-1/2 – Bluebaum, Matthias – G472 1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Bf4 Nc6 10. Qd2 Na5
Amber Blindfold 2007 – Round 6 – Kramnik, Vladimir – 1-0 – Aronian, Levon – G17 1. Nf3 Nf6 2. c4 b6 3. g3 c5 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 d6 10. Bg5 Nbd7
European Club Cup 2015 – Round 5.2 – Nakamura, Hikaru – 1/2-1/2 – Jakovenko, Dmitry – G88 1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. d4 cxd4 7. Qxd4 Be7 8. O-O O-O 9. Rd1 d6 10. e4 Nbd7
FIDE World Cup 2019 – Round 1.2 – Martinez Alcantara, Jose Eduardo – 0-1 – Jakovenko, Dmitry – G66 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 d6 10. b3 Nbd7
FIDE World Cup 2025 1974 – Round SF Classical 1 – Wei Yi – 1/2-1/2 – Andrey Esipenko – G652 1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 Nc6 10. Qf4 Qb8
GCT Blitz Paris 2021 – Round 18.3 – Radjabov, Teimour – 0-1 – Kramnik, Vladimir – G85 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. b3 d6 10. Ba3 Na6
GCT Rapid Paris 2016 – Round 9.4 – So, Wesley – 1-0 – Fressinet, Laurent – G44 1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. Nf3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 Qc8 10. Bf4 Rd8
Hoogovens 1978 – Round 5 – Korchnoi, Viktor – 1/2-1/2 – Andersson, Ulf 1949 – G23 1. c4 e6 2. Nc3 Nf6 3. Nf3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. e4 d6 10. Rd1 a6
Moskou ch-URS 1988 – Round 1 – Karpov, Anatoly – 1-0 – Smirin, Ilia – G63 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. d4 c5 6. O-O cxd4 7. Qxd4 Be7 8. Nc3 O-O 9. Rd1 d6 10. Bg5 Nc6
Sharjah Grand Prix 2017 – Round 1.3 – Nakamura, Hikaru – 1/2-1/2 – Jakovenko, Dmitry – G3 1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. d4 cxd4 7. Qxd4 Be7 8. O-O O-O 9. Rd1 d6 10. b3 Nbd7
Tashkent FIDE GP 2014 – Round 8.1 – Aadvika Giri – 1/2-1/2 – Jakovenko, Dmitry – G43 1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. Nf3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 d6 10. Bg5 Nc6
World Blitz 2015 – Round 10.29 – Demuth, Adrien – 1/2-1/2 – Ponkratov, Pavel – G613 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O c5 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 O-O 9. b3 d6 10. Ba3 Na6
World Rapid 2016 – Round 1.12 – Agdestein, Simen – 0-1 – Grischuk, Alexander – G4 1. c4 c5 2. Nc3 Nf6 3. g3 e6 4. Nf3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 O-O 9. e4 d6 10. Rd1 Nbd7
World Rapid 2016 – Round 10.8 – Pantsulaia, Levan – 0-1 – Grischuk, Alexander – G403 1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 O-O 9. Rd1 Qc8 10. e4 d6

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