E02d — Catalan: Open, 5.Qa4+ Bd7 6.Qxc4

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Bd7 6.Qxc4 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1), les cases fortes f4 et c5, un fou actif en g2, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Le fou enfermé en f8, un mauvais fou en d7, le roi resté au centre et une pièce en prise (le pion en b7).

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les cavaliers b1 et g1, le fou c1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nc3 (Développer Nb1) ; Nf3 (Développer Ng1) ; Bg5 (Clouer Nf6) ; Tour sur colonne c.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), un avant-poste en d5, un fou actif en d7, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé en c1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, le fou f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nc6 (Développer Nb8) ; ...Be7 (Développer Bf8) ; ...c5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● c5 (2v1)	—
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (1v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Actif (mob. 7)
Bd7		● Bd7 Actif (mob. 4)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	5 (b1, g1, c1, a1, h1)	4 (b8, 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	semi-ouvert
Ruptures	● d4-d5, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …e6-e5

Partie
1938 It AVRO – Round 12 – Flohr, Salo – 1/2-1/2 – Fine, Richard Alvaro Adrien – G10 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 Nc6 9. Qd1 Bb4+ 10. Nc3 O-O
1939 Buenos Aires ol f-B – Round 4 – Tsvetkov, Alexandar K – 1-0 – O'Donovan, J. – G13 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qe3 c5 10. dxc5 Qa5+
1939 Buenos Aires ol prel-B – Round 2 – Gonzalez Petrov, Daniel – 1/2-1/2 – Alekhine, Alexander – G8 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Bb4 10. O-O O-O
1939 Kemeri / Riga – Round 1 – Petrov, Vladimir S. – 1-0 – Solmanis, Zigfrids – G28 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Nbd7 9. Nc3 Bb4 10. O-O Bxc3
1939 Leningrad/Moscow – Round 10 – Alatortsev, Vladimir N. – 1-0 – Goglidze, Viktor – G72 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. f3 Qd5 8. Qc3 Qb5 9. a3 Nbd7 10. e4 Nb6
1939 Rosario – Round 1 – Petrov, Vladimir (ENG) – 1-0 – Mikenas, Vladas – G5 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Nc6 9. Nc3 Nb4 10. Qd1 Bxf3
1940 Moskou ch-URS – Round 1 – Petrov, Vladimirs – 1-0 – Kotov, Alexander. – G26 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qd1 c5 10. Nc3 Bc6
1941 New York – Round 1 – Fine, Reuben – 0-1 – Pinkus, Albert – G9 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Nc6 9. O-O Be4 10. Qd1 Be7
1942 Munich – Round 1 – Alekhine, Alexander – 1-0 – Rabar Bakhtyar Hama Saleh – G6 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 c5 9. Nc3 Bc6 10. O-O Nbd7
1942 Munich – Round 10 – Alekhine, Alexander – 1-0 – Rabar, Braslav – G64 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 c5 9. Nc3 Bc6 10. O-O Nbd7
1942 Munich – Round 9 – Junge, Klaus – 0-1 – Alekhine, Alexander – G58 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Bb4 10. O-O O-O
1943 Prague – Round 10 – Opocensky, Karel – 1-0 – Fichtl, Jiri – G81 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 Nc6 9. Qa4 Bb4+ 10. Nc3 Ne4
1944 Moskou ch-URS – Round 1 – Ravinsky, Grigory – 0-1 – Smyslov, Vladimir – G32 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Be7 8. Nc3 O-O 9. O-O Nbd7 10. Bg5 h6
1944 URS Ch sf Moscow RUS – Round 14 – Kotov Lundqvist, Alex – 1/2-1/2 – Romanovsky, Pjotr – G16 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Be7 8. O-O O-O 9. Nc3 Nbd7 10. Qd3 Nd5
1946 Maastricht – Round 5 – Doerner, Charles – 1/2-1/2 – Van Scheltinga, Theo – G21 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Nbd7 9. O-O c5 10. Be3 Bc6
1947 GBR Ch 34th – Round 1 – Golombek, Harry – 1/2-1/2 – Thomas, George Alan – G2 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Bb4+ 9. Bd2 Nc6 10. Bxb4 Nxb4
1947 GBR Ch 34th – Round 8 – Crown, Gordon – 0-1 – Golombek, Harry – G35 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Qd3 a6
1947 Sverdlovsk – Round 1 – Furman, Slavomir – 1-0 – Koblencs, Alexander – G4 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Bc6 9. Qd1 e5 10. O-O exd4
1947 Yugoslavia Ch – Round 2 – Bozic, Aleksandar – 1/2-1/2 – Kulzinski, Nikolaj – G8 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Be7 8. Nc3 Nbd7 9. O-O O-O 10. Rd1 Qc8
1948 Bad Gastein – Round 1 – Lundin, Erik – 1-0 – Benko, Pal – G4 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Bd5 9. Qc3 Be4 10. Qe3 c5
1948 Budapest – Round 13 – Barcza, Gedeon – 1/2-1/2 – Szabo, Laszlo – G70 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 c5 9. Nc3 Bc6 10. O-O Nbd7
1948 Budapest – Round 3 – Gereben, Erno – 0-1 – Szabo, Laszlo – G16 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 c5 9. Nc3 Bc6 10. O-O Nbd7
1948 Budapest HUN – Round 1 – Gereben, Erno – 1/2-1/2 – Szabo, Ladislav – G2 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 c5 9. Nc3 Bc6 10. O-O Nbd7
1948 Mar del Plata – Round 5 – Denker, Arnold S – 1/2-1/2 – Stahlberg, Gideon – G42 1. c4 e6 2. d4 d5 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Bd6 9. Nc3 O-O 10. Rd1 Qe7
1948 Moskou ch-URS – Round 15 – Ilivitsky, Georgy A – 1-0 – Furman, Slavomir – G125 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Bb4 10. Bg5 h6
1949 Budapest-Moscow – Round 10 – Szabo, Ladislav – 0-1 – Ragozin, Viacheslav – G73 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Be7 8. Nc3 O-O 9. O-O Nbd7 10. Qd3 Nd5
1949 Leningrad – Round 13 – Taimanov, Mark E – 1/2-1/2 – Koblencs, Alexander – G93 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Bc6 9. Qd1 Nbd7 10. O-O h6
1949 Moscow RUS – Round 1 – Ravinsky, Grigory – 1/2-1/2 – Abramov, Lev – G2 1. d4 d5 2. c4 e6 3. g3 dxc4 4. Bg2 Nf6 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 c5 9. Nc3 cxd4 10. Nxd5 Qxd5
1949 Trencianske Teplice – Round 16 – Szabo, Ladislav – 1-0 – Golombek, Harry – G99 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qd1 c5 10. Nc3 Bc6
1949 URS Ch, semi final – Round 1 – Moiseev, Oleg – 1-0 – Abramov, Leonid – G11 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 Nc6 9. Qa4 Bb4+ 10. Bd2 Bxd2+
1950 Hastings5051 – Round 5 – Barden, Leonard – 1/2-1/2 – Phillips, Alan – G21 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Qd3 Rb8
1950 Moskou ch-URS – Round 1 – Keres, Paul – 1/2-1/2 – Lipnitsky, Isaac – G9 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Nb6 9. Qd3 h6 10. Nbd2 a6
1950 Moskou ch-URS – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Averbakh, Yuri L – G5 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Rd1 Nb6
1950 Moskou ch-URS – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Konstantinopolsky, Alexander – G11 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qd2 Nc6 10. O-O Bb4
1950 Stevenson Mem 2. / SCCU Ch – Round 6 – Napier, Ivan Robert – 0-1 – Aitken, James – G5 1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. c4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Bb4 10. O-O O-O
1950 URS-ch18 – Round ? – Smyslov, Vasily – 1/2-1/2 – Averbakh, Yuri L – G2 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Rd1 Nb6
1950 Venice – Round 12 – Letelier Martner, Rene – 1/2-1/2 – Pachman, Ludek – G96 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Bxc6+ Nxc6 8. Nf3 Bd6 9. O-O O-O 10. Rd1 Qe7
1951 Chigorin Memorial – Round 1 – Smyslov, Vladimir – 1-0 – Taimanov, Mark E – G4 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Bc6 9. Qd1 Nbd7 10. O-O h6
1951 Moskou ch-URS – Round 1 – Moiseev, Oleg – 1/2-1/2 – Lipnitsky, Isaac – G41 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Nb6 9. Qd3 Be4 10. Qb3 Bd5
1951 New York ch-USA – Round 9 – Shainswit, George – 0-1 – Reshevsky, Samuel – G34 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Nc6 7. Nf3 Na5 8. Qd3 c5 9. dxc5 Bxc5 10. Ne5 O-O
1951 URS Ch sf – Round 2 – Krogius, Nikolai V – 0-1 – Ratner, Boris – G3 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qd1 Bb4+ 10. Bd2 Qe7
1951 URS Ch sf – Round 5 – Prokhorovich, Taras E – 0-1 – Lipnitsky, Isaac – G7 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Bb4 10. O-O O-O
1952 Havana – Round 17 – Jimenez Zerquera, Eleazar – 1-0 – Lasker, Edward – G130 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Nc6 7. Nf3 Na5 8. Qd3 c5 9. O-O Rc8 10. Nc3 Bc6
1952 Helsinki olm – Round 1 – Bolbochan, J. – 1/2-1/2 – Benkner, Otto – G46 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Re1 Nb6
1952 Moskou ch-URS – Round 1 – Bronstein, David I – 1/2-1/2 – Smyslov, Vladimir – G40 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Qd7 9. Qxd7+ Nbxd7 10. O-O c5
1953 Candidats Tournament – Round 28 – Taimanov, Mark E – 1/2-1/2 – Smyslov, Vladimir – G184 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Qd7 9. Qxd7+ Nbxd7 10. O-O c5
1953 Hastings Premier 1952/53 28th – Round 8 – Golombek, Harry – 1-0 – Lasker, Edward – G26 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Nc6 7. Nf3 Na5 8. Qd3 c5 9. O-O Qb6 10. Nc3 Bc6
1953 Opatija IT – Round 16 – Ivkov, Borislav – 1/2-1/2 – Matanovic, Aleksandar – G15 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Nb6 9. Qc2 Be4 10. Qd1 c5
1954 Belgrade – Round 3 – Barcza, Gedeon – 1/2-1/2 – Gligorić, Svetozar – G40 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Bb4 10. O-O O-O
1954 British Under 21 Championship – Round 2 – Gardner, Kenneth Leslie – 1/2-1/2 – Cafferty, Bernard – G2 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qd1 c5 10. Nc3 Bc6
1954 Gorki ch22-SU sf – Round 17 – Polugaevsky, Lev – 0-1 – Hasin Raihan, Abir – G47 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 Be4 9. Qa4+ Qd7 10. Qd1 c5
1954 Hungary Ch – Round 1 – Forintos, Gyozo V – 1/2-1/2 – Barcza, Gedeon – G18 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 Nc6 9. Be3 Be4 10. Qa4 Bb4+
1954 Munich zt – Round 9 – Bouwmeester, Hans – 1-0 – Jacob, Franz – G55 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. f3 Be7 8. e4 Nbd7 9. Ne2 a6 10. Nbc3 O-O
1954 Olympiad final A – Round 1 – Golombek, Harry – 1/2-1/2 – Gudmundsson, Gardar Vidir – G16 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O Ne4 10. Ne5 Nxc3
1954 Olympiad prel IV – Round 1 – Golombek, Harry – 1/2-1/2 – Gobert, Jozef – G7 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Bc6 9. Qc2 Be4 10. Qd1 c5
1955 Aberystwyth ch-BCF – Round 10 – Golombek, Harry – 1-0 – Aitken, James – G45 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Qd3 Nd5
1955 Aberystwyth ch-BCF – Round 4 – Golombek, Harry – 1-0 – Milner Barry, Philip – G17 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Nb6 9. Qd3 Nbd5 10. O-O Nxc3
1955 Ljubljana – Round 17 – Bertok, Mario Jr. – 1/2-1/2 – Padevsky, Nikola – G145 1. d4 d5 2. c4 e6 3. g3 dxc4 4. Bg2 Nf6 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qd1 c5 10. Nc3 Bc6
1956 Leningrad ch-URS – Round 1 – Khasin, Abram – 1/2-1/2 – Bannik, Anatolij – G39 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 Be4 9. Qa4+ Qd7 10. Qxd7+ Nbxd7
1956 Moscow olm fin-B – Round 11 – Sanchez Alpizar, Luis Alberto – 1-0 – Johannsson, Ingi R – G121 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qc2 c5 9. Nc3 Bc6 10. dxc5 Bxc5
1959 Lima – Round 2 – Pachman, Ludek – 1-0 – Quinones Carrillo, Oscar – G11 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Nb6 9. Qd3 h6 10. Rd1 Be4
1960 UKR Ch – Round 9 – Ousatchi, Mark – 1/2-1/2 – Poliak, Evsey – G52 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qd3 Be4 9. Qb3 c5 10. Nc3 Bc6
1961 Corr FS – Round 1 – De Lange, Daan – 1/2-1/2 – Borisenko, Georgy K – G4 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Bc6 9. Qb3 Nbd7 10. Nc3 a5
1962 Varna olm – Round 5 – Purevzhav, S – 1-0 – Porath, Yosef – G216 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. O-O Nb6 9. Qc2 Be4 10. Qd1 c5
1963 P.C.C. A-P-A A8 – Round ? – Collins, Richard Arnold – 1-0 – Garland, P. – G10 1. g3 d5 2. Bg2 Nf6 3. c4 e6 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Nbd7 9. Nc3 Bc6 10. Qc2 Be7
1963 Stevenson Memorial 11th – Round 3 – Collins, Richard Arnold – 1/2-1/2 – Basman, Michael John – G5 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. a3 Ne4
1964 Tel Aviv olm prel – Round 3 – Reilly, Brian Patrick – 0-1 – Boutteville, Cesar – G89 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Nbd7 9. Nc3 Bc6 10. Qc2 Bb4
1964 Tel Aviv olm prel – Round 4 – Reilly, Brian – 1/2-1/2 – Aitken, James – G130 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. O-O O-O 10. Rd1 Nd5
1971 Candidats sf2 – Round 10 – Korchnoi, Viktor – 1/2-1/2 – Petrosian, Tigran L. – G3 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Qd7 9. Qd1 Nc6 10. Nc3 Bb4
Ch World (match) (cand.) (1/2) 1971 – Round 10 – Korchnoi, Viktor – 1/2-1/2 – Petrosian, Tigran V – G2 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Bd5 8. Qa4+ Qd7 9. Qd1 Nc6 10. Nc3 Bb4

E02d — Open

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Bd7 6.Qxc4

Eval: [+0.29]

Les coups candidats

6…Bc6 — 91.8% (428 parties)

Ambassadeurs : Smyslov, Vladimir (8x), Golombek, Harry (7x), Alekhine, Alexander (4x), Barcza, Gedeon (4x), Taimanov, Mark (4x), Koblencs, Alexander (3x), Szabo, Ladislav (3x), Keres, Paul (3x)

6…Nc6 — 4.1% (19 parties)

Ambassadeurs : Lasker, Edward (2x), Taimanov, Mark (2x), Golombek, Harry (1x), Jimenez Zerquera, Eleazar (1x), Rideout, H. (1x), Sandrin, Angus (1x), Shainswit, George (1x), Reshevsky, Samuel (1x)

6…c5 — 3.9% (18 parties)

Ambassadeurs : Saduakassova, Dinara (2x), Markus, Robert (1x), Georgiev, Vladimir (1x), Gromov, Sergey Vasilievich (1x), Zubov, Yury Fedorovich (1x), Kasprzyk, Zbigniew (1x), Weldon, David J. (1x), Francovig, Héctor (1x)

6…Qc8 — 0.2% (1 parties)

Ambassadeurs : Tsirulnik, Maritsa (1x), Doluhanova, Evgeniya (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Bc6	6…Nc6	6…c5	6…Qc8
<1800	11	91%	—	9%	—
1800-2200	112	94%	4%	3%	—
2200-2600	170	88%	5%	7%	1%
2600+	8	75%	—	25%	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Bc6	6…Nc6	6…c5	6…Qc8
1920s	1	100%	—	—	—
1930s	7	100%	—	—	—
1940s	34	100%	—	—	—
1950s	49	90%	10%	—	—
1960s	14	100%	—	—	—
1970s	19	100%	—	—	—
1980s	37	97%	3%	—	—
1990s	59	93%	7%	—	—
2000s	88	95%	5%	—	—
2010s	117	85%	3%	11%	1%
2020s	41	85%	2%	12%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Bc6	85%	85%	▲ +0.8%
6…Nc6	3%	2%	▼ -1.0%
6…c5	11%	12%	▲ +1.1%
6…Qc8	1%	0%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 8 parties
Alekhine, Alexander — 4 parties
Euwe, Max — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

6…Bc6 — 91.8% (428 parties)

1925 — Gurbaks vs Kostic, Boris — 0-1 — Kashmir
1938 — Flohr, Salo vs Fine, Richard Alvaro Adrien — 1/2-1/2 — Amsterdam NED
1938 — Van Scheltinga, Theo vs Fontein, George — 1/2-1/2 — The Hague NED
1939 — Alatortsev, Vladimir N. vs Goglidze, Viktor — 1-0 — Leningrad RUS
1939 — Tsvetkov, Alexandar K vs O'Donovan, J. — 1-0 — Buenos Aires ARG

6…Nc6 — 4.1% (19 parties)

1951 — Rideout, H. vs Sandrin, Angus — 1-0 — Forth Worth
1951 — Shainswit, George vs Reshevsky, Samuel — 0-1 — New York, NY USA
1952 — Jimenez Zerquera, Eleazar vs Lasker, Edward — 1-0 — Havana CUB
1952 — Ivanov, Pavlin Nikolay vs Mandrov, Dimitar — 0-1 — Sofia BUL
1953 — Golombek, Harry vs Lasker, Edward — 1-0 — White Rock Pavilion

6…c5 — 3.9% (18 parties)

2011 — Markus, Robert vs Georgiev, Vladimir — 1/2-1/2 — Skopje MKD
2011 — Gromov, Sergey Vasilievich vs Zubov, Yury Fedorovich — 1/2-1/2 — ICCF
2011 — Johnston, Allan vs Folk Gilsanz, Jordi — 1/2-1/2 — ICCF
2012 — Moraes, Francisco José Baen vs Gutiérrez Dopino, José María — 0-1 — ICCF
2013 — Francovig, Héctor vs Mihai, Partenie — 1/2-1/2 — ICCF

6…Qc8 — 0.2% (1 parties)

2019 — Tsirulnik, Maritsa vs Doluhanova, Evgeniya — 0-1 — Lutsk UKR

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