A30u — English: Symmetrical, Hedgehog, 8.Qxd4 d6

1.c4 c5 2.Nf3 Nf6 3.g3 b6 4.Bg2 Bb7 5.O-O e6 6.Nc3 Be7 7.d4 cxd4 8.Qxd4 d6 *   ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bQ
bKRoi au centre — vulnérable
bR
bP
bB
bBFou enfermé — mobilité 1
bP
bP
bP
bP
bPPion sous pression
bP
bN
Case forte (2v0)
Case forte (2v0)
wP
wQ
Case forte (3v0)
wN
wN
wP
wP
wP
wP
wP
wB
wP
wR
wBFou actif — mobilité 5
wR
wK
abcdefgh
Avantages : majorité aile_dame (3v2), case forte f4, case forte b5, case forte g5, paire de fous, colonne d.
Faiblesses adverses : Be7 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé, Bg2 enfermé.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wBFou enfermé — mobilité 5
wR
wP
wBFou enfermé — mobilité 2
wP
wP
wP
wP
wP
wN
wN
wQ
wP
Case forte (2v1)
bN
bP
bP
bP
bP
bP
bP
bB
bBFou actif — mobilité 6
bP
bR
bK
bQ
bN
bR
hgfedcba
Avantages : majorité centre (2v1), case forte c5, Bb7 actif, paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé, Bg2 enfermé.
Problèmes : roi au centre, Be7 enfermé, 3 pièces non développées (B8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...d5 — Rupture
● ...e5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● f2→g3, h2→g3 ● a7→b6, f7→e6
Passés
Majorité ● aile_dame 3v2 ● centre 2v1
Cases
♔ Blancs ♚ Noirs
Cases fortes ● f4 (3v0), ● b5 (2v0), ● g5 (2v0) ● c5 (2v1)
Cases faibles ● e4
Centre ● d4 (1v0), ● e5 (2v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● d ● c
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bg2 ● Bg2 Enfermé (mob. 2)
Bb7 ● Bb7 Actif (mob. 6)
Be7 ● Be7 Enfermé (mob. 1)
Paire de fous ● Oui ● Oui
Non développées 2 (c1, a1) 3 (b8, 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 semi-ouvert
Ruptures ● c4-c5, ● e2-e3 ● …d6-d5, ● …e6-e5
Partie
1975 URS Team Ch – Round 1 – Grigorian, Levon Ashotovich – 0-1 – Karpov, Anatoly – G9
1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
36. Olympiad 2004 – Round 7 – Dizdarevic, Emir – 0-1 – Graf, Adrian – G260
1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. c4 c5 5. O-O e6 6. d4 cxd4 7. Qxd4 Be7 8. Nc3 d6 9. Bg5 a6 10. Bxf6 Bxf6
74. Tata Steel GMA 2012 – Round 1 – Carlsen, Magnus – 1-0 – Gashimov, Vugar – G7
1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Amber-rapid 7th 1998 – Round 9 – Kramnik, Vladimir – 1-0 – Ljubojevic, Ljubomir – G41
1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
ARM-ROW Match 2004 – Round 4 – Kasparov, Garry – 1/2-1/2 – Adams, Michael – G24
1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Brasilia 1981 – Round 1 – Andersson, Ulf 1949 – 0-1 – Browne, Walter Shawn – G13
1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Bugojno 1982 – Round 1 – Huebner, Robert – 1/2-1/2 – Ljubojevic, Ljubomir – G55
1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Bugojno 1982 – Round 1 – Kavalek, Lubomir – 1/2-1/2 – Polugaevsky, Lev – G5
1. c4 e6 2. Nc3 c5 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Candidats Tournament 1985 – Round 12 – Smyslov, Vassily – 1/2-1/2 – Short, Nigel D – G72
1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
FIDE World Cup 2015 – Round 2.1 – Rodshtein, Maxim – 0-1 – Ivanchuk, Vasyl – G228
1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Rfd1 Nbd7
FIDE World Rapid Championship 2014 – Round 14.13 – Meier, Georg – 1-0 – Malakhov, Vladimir – G68
1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Hoogovens 1998 – Round 2 – Karpov, Anatoly – 1/2-1/2 – Adams, Mariam – G10
1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. e4 O-O 10. Qe3 Nbd7
Interpolis 1982 – Round 1 – Andersson, Ulf 1949 – 1-0 – Browne, Walter Shawn – G43
1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Interpolis 1983 – Round 1 – Huebner, Robert – 1/2-1/2 – Polugaevsky, Lev – G3
1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. e4 a6 10. Qe3 Nbd7
Luzern olm 1982 – Round 5 – Smejkal, Jan – 1/2-1/2 – Kasparov, Garry – G23
1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Luzern olm 1982 – Round 9 – Andersson, Ulf 1949 – 1-0 – Gruenfeld, Yehuda – G41
1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Moscow-4teams 1981 – Round 1 – Karpov, Anatoly – 1/2-1/2 – Kasparov, Garry – G3
1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Mtel Masters 2005 – Round 5 – Anand, Viswanathan – 1/2-1/2 – Adams, Michael – G9
1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Phillips&Drew 1980 – Round 9 – Korchnoi, Viktor – 1-0 – Browne, Winifred – G23
1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. e4 a6 10. Qe3 O-O
Phillips&Drew 1982 – Round 1 – Andersson, Ulf 1949 – 1-0 – Seirawan, Yasser – G42
1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Rapid Match 2007 – Round 3 – Kramnik, Vladimir – 0-1 – Aronian, Levon – G3
1. Nf3 Nf6 2. c4 b6 3. g3 c5 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
SportAccord Blindfold Men 2012 – Round 2.5 – Radjabov, Teimour – 1-0 – Giri, Anish – G13
1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 h6 10. Bxf6 Bxf6
Szirak Interzonal 1987 – Round 12 – Salov, Valery – 1/2-1/2 – Portisch, Lajos – G22
1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
Thessaloniki olm 1984 – Round 14 – Vaganian, Rafael A – 1-0 – Huebner, Robert – G92
1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6
World Blitz 2009 – Round 23 – Kramnik, Vladimir – 0-1 – Carlsen, Magnus – G238
1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Bg5 a6 10. Bxf6 Bxf6

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