Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● b7→a6, f7→e6
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v1), ● g5 (2v0)	● d5 (2v0)
Cases faibles	—	● c5
Centre	● e5 (2v1)	● d5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● a1, ● h1)	4 (● 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	mobile
Ruptures	● d4-d5	● …e6-e5

E03l — Open

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 c5 7.Nf3 a6 8.Qc2 ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 31 % des parties) ; Ne5 (Cavalier centralisé en e5 — 24 % des parties) ; dxc5 (Capture en c5, Frapper le centre adverse — 16 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...b5 (Expansion aile dame — 37 % des parties) ; ...cxd4 (Capture en d4, Occuper le centre — 24 % des parties) ; ...b6 (Préparer le fianchetto — 24 % des parties) ; ...Qb6 (Prépare O-O-O — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1943 Prague – Round 10 – Sajtar, Jaroslav – 1-0 – Urbanec, Karel – G80 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Qxc4 c5 8. Qc2 cxd4 9. O-O e5 10. Rd1 Be7
1946 Staunton, Groningen NED – Round 6 – Smyslov, Vladimir – 1-0 – O'Kelly de Galway, Alberic – G17 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Nf3 a6 8. Qc2 cxd4 9. Nxd4 Qb6 10. Nb3 Bb4+
1947 Leningrad ch-URS – Round 4 – Smyslov, Vladimir – 1-0 – Kan, Igor – G59 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 cxd4 9. Nxd4 Bc5 10. Nb3 Ba7
1948 Mar del Plata – Round 1 – De Freitas, Manuela Schmitz – 1/2-1/2 – Maderna, Carlos – G7 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Bg2 Qb6 9. e3 cxd4 10. exd4 Bb4+
1949 Leningrad – Round 15 – Taimanov, Mark E – 1/2-1/2 – Bondarevsky, Igor – G108 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 cxd4 9. Nxd4 Nc5 10. Nb3 Nxb3
1949 URS Ch, semi final – Round 5 – Rovner, Dmitry – 1/2-1/2 – Byvshev, Vasily – G40 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 Qb6 9. dxc5 Qxc5 10. Nc3 b5
1950 Budapest – Round 15 – Barcza, Gedeon – 1-0 – Kluger, Gyula – G20 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Nf3 a6 8. Qc2 Qb6 9. dxc5 Bxc5 10. O-O O-O
1950 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Flohr, Salo – G24 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 c5 6. Qa4+ Nbd7 7. Qxc4 a6 8. Qc2 cxd4 9. Nxd4 Bc5 10. Nb3 Bd6
1951 YUG Ch 7th – Round 12 – Fuderer, Andrija – 1/2-1/2 – Ivkov, Borislav – G95 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 cxd4 9. Nxd4 Be7 10. O-O O-O
1952 Budapest HUN – Round 1 – Keres, Paul – 1-0 – Platz Macia, Carlos – G1 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 b5 9. a4 Bb7 10. O-O Rc8
1952 Helsinki olm – Round 1 – Porreca, Giorgio – 1-0 – Bhaskar Jyoti Koch – G47 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 cxd4 9. Nxd4 Bc5 10. Nb3 Ba7
1952 ITA-ch15 – Round 6 – Szabados, Eugenio – 0-1 – Porreca, Giorgio – G31 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 cxd4 9. Nxd4 Bc5 10. Nb3 Bb6
1952 JUG Ch – Round 5 – Udovcic, Mijo – 0-1 – Gligorić, Svetozar – G27 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 b5 9. Ne5 Nd5 10. Nxd7 Qxd7
1953 Opatija IT – Round 10 – Bertok, Mario Jr. – 1/2-1/2 – Golombek, Harry – G13 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 Be7 9. O-O O-O 10. Rd1 Qb6
1953 Opatija IT – Round 3 – Porreca, Giorgio – 1-0 – Beni, Alfred – G3 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 cxd4 9. Nxd4 Bb4+ 10. Nc3 O-O
1954 Leningrad master – Round ? – Krogius, Nikolai V – 0-1 – Gusev, Nikolay N – G9 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 b5 9. dxc5 Bxc5 10. Ne5 Rb8
1954 Munich zt – Round 7 – Donner, Jan-Hein – 1-0 – Hein-Lokvenc, Josef – G42 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 Ra7 9. O-O b5 10. a4 b4
1960 Leipzig olm prel – Round 5 – Boutteville, Cesar – 0-1 – Padevsky, Nikola – G147 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. d4 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Nf3 a6 8. Qc2 b5 9. O-O Bb7 10. dxc5 Bxc5
1964 Pecs – Round 6 – Honfi, Karoly – 1/2-1/2 – Kozma, Julius – G33 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 Qb6 9. dxc5 Bxc5 10. O-O O-O
1967 Leningrad – Round 1 – Smyslov, Vladimir – 1-0 – Korchnoi, Viktor – G17 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Qxc4 c5 8. Qc2 b5 9. O-O Bb7 10. a4 Be7
80. Tata Steel GpA 2018 – Round 6.2 – Giri, Anish – 1/2-1/2 – Anand, Viswanathan – G33 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 b5 9. Ne5 Nd5 10. Nxd7 Bxd7
Johannesburg 1981 – Round 1 – Andersson, Ulf 1949 – 1/2-1/2 – Korchnoi, Viktor – G6 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Bg2 a6 8. Qc2 b5 9. dxc5 Bxc5 10. Nd4 Nd5
Turin ol (Men) 37th 2006 – Round 8 – Nguyen, Ngoc Truong Son – 1/2-1/2 – Sunye Neto, Jaime – G98 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nf3 b5 9. dxc5 Bxc5 10. Ne5 Nd5
World Rapid Final 2012 – Round 10 – Tkachiev, Vladislav – 0-1 – Ismagambetov, Anuar – G79 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qc2 Nbd7 6. Qxc4 a6 7. Qc2 c5 8. d4 b5 9. Ne5 Nd5 10. Nc3 Nxe5

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