D52f — QGD: Cambridge Springs, Yugoslav, 8.Qd2

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.cxd5 Nxd5 8.Qd2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1), les cases fortes f4 et e5, un fou actif en g5, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou f1 et les tours a1 et h1).

Plans. Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), les cases fortes b4 et d5, un avant-poste en d5, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé en f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les fous c8 et f8 et les tours a8 et h8).

Plans. ...Be7 (Développer Bf8) ; ...c5 (Rupture) ; ...e5 (Rupture) ; ...f6 (Rupture) ; ...f5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● b7→c6, f7→e6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v1), ● e5 (2v1)	● b4 (3v0), ● d5 (3v1)
Cases faibles	—	—
Centre	● d4 (3v0), ● e4 (1v0), ● e5 (2v1)	● d5 (3v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bg5	● Bg5 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● f1, ● 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	semi-ouvert
Ruptures	● e3-e4	● …c6-c5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1929 Hastings Premier /30 10th – Round 3 – Winter, William – 0-1 – Thomas, George Alan – G5 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7f6 9. e4 Nxc3 10. bxc3 Nxe4
1929 Karlsbad – Round 1 – Johner, Paul – 1/2-1/2 – Becker, Albert – G12 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. e4 Nxc3 10. bxc3 Na4
1929 World Championship 14th – Round 13 – De La Torre Huertas, Carlos – 1/2-1/2 – Saemisch, Friedrich – G11 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. Bd3 h6
1931 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Riumin, Nikolai – G48 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7f6 9. Bd3 Be7 10. O-O Nxc3
1931 Prague CSR – Round 11 – Mikenas, Vladas – 1-0 – Yates, Frederic D – G32 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 c5 10. e4 N5f6
1932 Bern – Round 7 – Johner, Paul – 0-1 – Bernstein, Olivia – G60 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 f6 10. Bh4 e5
1934 Hastings3435 – Round 1 – Euwe, Max – 1-0 – Michell, Reginald – G29 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 c5 10. e4 Nxc3
1934 Leningrad – Round ? – Kan, Ilya A – 1/2-1/2 – Levenfish, Grigory – G68 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1934 Leningrad – Round 1 – Levenfish, Grigory – 1/2-1/2 – Euwe, Max – G7 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Rc1 Nxc3 10. bxc3 Nd5
1934 Leningrad ch-URS – Round 1 – Levenfish, Grigory – 1-0 – Ilyin Zhenevsky, Alexander – G74 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. a3 Bb4 10. Rc1 Bxc3
1934 Leningrad ch-URS – Round 1 – Veresov, Gavriil – 0-1 – Ilyin Zhenevsky, Alexander – G70 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 N7b6 10. Bd3 c5
1934 Zuerich – Round 1 – Alekhine, Alexander – 1-0 – Nimzowitsch, Aron – G57 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 O-O
1935 Buenos Aires – Round 13 – Villegas, Benito – 0-1 – Castillo Larenas, Mariano – G95 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. Bc4 h6
1935 GER ch Bad Aachen – Round 4 – Ahues, Carl – 1-0 – Lachmann, Hans G – G4 1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Nf3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Nxc3 9. bxc3 Nb6 10. Bd3 Nd5
1935 Moskou – Round 14 – Stahlberg, Gideon – 0-1 – Spielmann, Rudolf – G68 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 f6 9. Bh4 Bb4 10. Rc1 O-O
1935 Moskou – Round 6 – Spielmann, Rudolf – 1-0 – Pirc, Vasja – G36 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1935 Warsaw ol (Men) – Round 10 – Mikenas, Vladas – 1/2-1/2 – Keres, Paul – G17 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1935 Warsaw olm – Round 7 – Stahlberg, Gideon – 1-0 – Monticelli D Elias, Maria Lucia – G24 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 c5 10. e4 N5f6
1935 Warsaw POL – Round 9 – Mikenas, Vladas – 1-0 – Grau Lezcano, Roberto – G41 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 f6 9. Bh4 Bb4 10. Rc1 Nxc3
1935 World Championship 16th – Round 25 – Alekhine, Alexander – 0-1 – Euwe, Max – G11 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
1936 BCF Ch 29th – Round 4 – Wood, Baruch – 1-0 – Parr, Frank – G10 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1936 Budapest HUN – Round ? – Gereben, Erno – 1-0 – Macelle – G27 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 N7f6 10. Bd3 Nxc3
1936 Hastings3637 – Round 7 – Menchik, Vera Frantsevna – 1/2-1/2 – Eliskases, Erich – G32 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Nxd5 Qxd2+ 10. Nxd2 exd5
1936 Muenchen ol – Round 2 – Nielsen, Hartvig – 1-0 – Tautvaisas, Povilas – G3 1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
1936 Novi Sad – Round 5 – Schreiber, Mirko – 0-1 – Trifunovic, Petar – G7 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 N7f6
1938 Ljubljana – Round 5 – Szabo, Ladislav – 1/2-1/2 – Asztalos, Lajos – G42 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. d4 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. a3 Nxc3 10. Bd3 Nba4
1939 Buenos Aires ol prel-B – Round 7 – Tsvetkov, Alexandar K – 0-1 – Hounie Fleurquin, Carlos – G29 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. Nc3 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. Bd3 e5
1943 Mar del Plata – Round 1 – Najdorf, Miguel – 1-0 – Guimard, Carlos E – G2 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 f6 10. Bh4 O-O
1943 Mar del Plata – Round 8 – Najdorf, Miguel – 1-0 – Guimard, Carlos E – G55 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 f6 10. Bh4 O-O
1944 Brno ch CZE – Round 4 – Pachman, Ludek – 1-0 – Runza, Josef – G4 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 Nxc3 10. bxc3 Ba3
1945 Mar del Plata it-8 – Round 8 – Najdorf, Miguel – 1/2-1/2 – Rossetto, Hector – G15 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 f6 10. Bh4 O-O
1945 USSR ch sf – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Romanovsky, Pjotr – G1 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Nxd5 Qxd2+ 10. Nxd2 cxd5
1946 Mar del Plata – Round 12 – Acosta Garcia, Rafael Isaac – 1/2-1/2 – Sanguinetti, Ricardo – G113 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Bg5 Nbd7 5. e3 c6 6. Nc3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1947 Hanau – Round ? – Zemgalis, Elmars – 1/2-1/2 – Krumins, Arvis – G17 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. Bd3 Nxc3
1948 Budapest – Round 4 – Wood, Baruch – 0-1 – Tomovic, Vasilje – G21 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
1949 Trencianske-Teplice – Round 7 – Pachman, Ludek – 1-0 – Erdelyi, Stefan – G40 1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1949 URS Ch, semi final – Round 14 – Arulaid, Alexander – 0-1 – Mikenas, Vladas – G102 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 b6 10. Bd3 Ba6
1950 Dubrovnik olm – Round 4 – Trifunovic, Petar – 0-1 – Bergqvist, Allan – G47 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1950 It (Men) Amsterdam NED – Round 19 – Van den Berg, Cees – 0-1 – Stahlberg, Gideon – G10 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
1951 Buenos Aires – Round 13 – Shocron, Ruben – 1-0 – Corte, Cesar J – G78 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 e5
1951 Mar del Plata zt – Round 18 – Bianco Esposito, Antonio – 0-1 – Schroeder, Raik – G175 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Na4
1953 GER Ch 15th – Round 11 – Platz, Hans – 0-1 – Rellstab, Ludwig – G22 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
1953 Mar del Plata – Round 1 – Gligorić, Svetozar – 1-0 – Shocron, Ruben – G8 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 e5
1953 POL-ch11 – Round 7 – Grynfeld, Izaak – 1-0 – Makarczyk, Kazimierz – G46 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. e4 Nxc3
1955 Hoechst ch-GER – Round 1 – Niephaus, Walter – 1/2-1/2 – Scheipl, Ralf – G16 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Na4 10. Nxd5 Qxd2+
1955 Wroclaw – Round 1 – Gadalinski, Jan – 1-0 – Makarczyk, Kazimierz – G14 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Rc1 Nxc3 10. bxc3 Na4
1959 Argentina – Round 3 – Chemes, Luis – 0-1 – Piazzini, Luis – G13 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 O-O 10. Bd3 Re8
1960 Buenos Aires – Round 10 – Szabo, Ladislav – 1/2-1/2 – Unzicker, Wolfgang – G105 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Rc1 Nxc3 10. bxc3 Nd5
1960 FRG Ch U20 – Round 10 – Pfleger, Helmut, Dr. – 1-0 – Brozus, Hartmut – G9 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nc3 Qa5 7. cxd5 Nxd5 8. Qd2 Nxc3 9. bxc3 Bd6 10. Bd3 e5
1960 Leningrad Baltic Nat – Round 11 – Mikenas, Vladas – 1-0 – Nei, Iivo – G18 1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Nxd5 Qxd2+ 10. Nxd2 cxd5
1962 Corr Wch4 – Round 1 – Borisenko, Georgy K – 1-0 – Bergraser, Volf – G3 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 O-O
1962 Corr Wch4 – Round 1 – Dalko, Nandor – 1-0 – Bergraser, Volf – G4 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 O-O
1963 Budapest HUN – Round 2.9 – Borisenko-Belova, Valentina – 1/2-1/2 – Ladanyike-Karakas, Eva – G13 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7f6 9. Bd3 Nxc3 10. bxc3 Nd5
1964 SWE Ch – Round ? – Krantz, Kjell – 1-0 – Lundin, Erik – G1 1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Rc1 Nxc3 10. bxc3 Nd5
1965 Budapest – Round 1 – Liptay, Laszlo Dr. – 1/2-1/2 – Toth, Bela – G53 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 Nxc3 10. bxc3 Ba3
1965 Budapest HUN – Round 1 – Csom, Istvan – 1-0 – Hora, Vratislav – G1 1. c4 Nf6 2. d4 e6 3. Nc3 d5 4. Nf3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Rc1 Nxc3 10. bxc3 Nd5
1965 Buenos Aires Ch – Round 5 – Emma, Jaime – 1/2-1/2 – Juarez, Carlos Eleodoro – G15 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 Nxc3 10. bxc3 Ba3
1965 OWL Ch – Round 4 – Oestreich, Reinhard – 1/2-1/2 – Kubisch, Guido – G10 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 e5 10. e4 N5f6
1965 Titograd – Round 2 – Gligorić, Svetozar – 1/2-1/2 – Bradvarevic, Aleksandar – G16 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 f6 10. Bh4 O-O
1966 OWL Ch – Round 8 – Lachmann, Hans G – 1-0 – Kubisch, Guido – G28 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
1970 IBM – Round 11 – Polugaevsky, Lev – 1-0 – Janosevic, Dragoljub – G22 1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5
36. Olympiad 2004 – Round 12 – Beliavsky, Alexander G – 0-1 – Bruzon Batista, Lazaro – G410 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5
73. Tata Steel GMA 2011 – Round 10 – Anand, Viswanathan – 1-0 – Shirov, Alexei – G48 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5
73. Tata Steel GMA 2011 – Round 9 – Aronian, Levon – 1-0 – Shirov, Alexei – G43 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5
Biel Interzonal 1985 – Round 10 – Polugaevsky, Lev – 1-0 – Seirawan, Yasser – G31 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Nbd7 5. Bg5 c6 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
Biel Interzonal 1985 – Round 9 – Vaganian, Rafael A – 1/2-1/2 – Torre, Eugenio – G25 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Nxc3 10. bxc3 Nd5
Candidats Tournament 1985 – Round 2 – Vaganian, Rafael A – 1/2-1/2 – Smyslov, Vassily – G8 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Bd3 Bb4 10. Rc1 f6
FIDE WCh KO 2001 – Round 1.2 – Rogozenco, Dorian – 1/2-1/2 – Gurevich, Mikhail – G62 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 c5 10. a3 Bxc3
FIDE World Rapid 2014 – Round 2.10 – Maletin, Pavel – 1/2-1/2 – Dreev, Aleksey – G9 1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 b6
Geneva Masters KO 2013 – Round 1.1 – Bacrot, Etienne – 0-1 – Mamedyarov, Shakhriyar – G1 1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 b6 10. Bd3 Ba6
NAO Masters 2002 – Round 8 – Bareev, Evgeny – 0-1 – Fressinet, Laurent – G37 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5
Shanghai Masters 2010 – Round 1 – Kramnik, Vladimir – 1/2-1/2 – Shirov, Alexei – G1 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5
SportAccord Blitz Men 2012 – Round 6.8 – Ding, Liren – 0-1 – Mamedyarov, Shakhriyar – G46 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 b6 10. a3 Bxc3
World Blitz 2007 – Round 14 – Kasimdzhanov, Rustam – 0-1 – Bacrot, Etienne – G132 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 c5 10. Bd3 b6
World Blitz 2018 – Round 17.9 – Indjic, Aleksandar – 1/2-1/2 – Dreev, Aleksey – G1042 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 b6
World Championship 31th-KK1 1985 – Round 47 – Karpov, Anatoly – 0-1 – Kasparov, Garry – G2 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 N7b6 9. Nxd5 Qxd2+ 10. Nxd2 exd5

D52f — Cambridge Springs Yugoslav

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5 7.cxd5 Nxd5 8.Qd2

Les coups candidats

8…Bb4 — 68.7% (1245 parties)

Ambassadeurs : Wiesinger, Johann (9x), Korneva, Marina (6x), Blagojevic, Dragisa (6x), Kasparov, Garry (5x), Beliavsky, Alexander G (5x), Gurevich, Michael (5x), Nielsen, Peter Heine (5x), Pinter, Jozsef (5x)

8…N7b6 — 22.4% (405 parties)

Ambassadeurs : Flear, Glenn C (12x), Kristoffel, Nikolai Dr (5x), Cvetkovic, Srdjan (5x), Jirovsky, Milos (5x), Euwe, Max (3x), Szabo, Ladislav (3x), Borisovs, Leonids (3x), Friedrich, Norbert (3x)

8…Nxc3 — 2.5% (45 parties)

Ambassadeurs : Nikolic, Predrag (2x), Grochowski, Mariusz (2x), Ahues, Carl (1x), Lachmann, Hans G (1x), Pfleger, Helmut, Dr. (1x), Brozus, Hartmut (1x), Wilder, Michael (1x), Thomas, Ian (1x)

8…f6 — 1.9% (34 parties)

Ambassadeurs : Szczepanski, Zbigniew (8x), Bokar, Dr. Jason (4x), Da Silva, Ruy Castro Monteiro (2x), Stahlberg, Gideon (1x), Spielmann, Rudolf (1x), Mikenas, Vladas (1x), Grau Lezcano, Roberto (1x), Turn, Johannes (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8…Bb4	8…N7b6	8…Nxc3	8…f6
<1800	26	81%	15%	4%	—
1800-2200	439	73%	18%	3%	2%
2200-2600	907	71%	20%	2%	2%
2600+	90	89%	6%	1%	—

Évolution par décennie (% des parties)

Décennie	N parties	8…Bb4	8…N7b6	8…Nxc3	8…f6
1920s	8	75%	12%	—	—
1930s	37	57%	30%	3%	8%
1940s	13	85%	15%	—	—
1950s	12	50%	50%	—	—
1960s	29	45%	48%	3%	—
1970s	23	39%	52%	9%	—
1980s	109	35%	58%	6%	—
1990s	209	50%	40%	3%	—
2000s	571	74%	19%	2%	0%
2010s	643	75%	14%	2%	4%
2020s	157	83%	6%	2%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8…Bb4	75%	83%	▲ +8.5%
8…N7b6	14%	6%	▼ -7.9%
8…Nxc3	2%	2%	+0.2%
8…f6	4%	1%	▼ -2.9%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 6 parties
Alekhine, Alexander — 5 parties
Euwe, Max — 4 parties
Kramnik, Vladimir — 4 parties
Smyslov, Vladimir — 3 parties
Carlsen, Magnus — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Ding, Liren — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

8…Bb4 — 68.7% (1245 parties)

1925 — Wheatcroft, George vs Thomas Andrew — 1-0 — City of London CC
1926 — Barshev, K. vs Botvinnik, Mikhail — 0-1 — Leningrad RUS
1929 — Alekhine, Alexander vs Bogoljubow, Efim — 0-1 — Berlin GER
1929 — De La Torre Huertas, Carlos vs Saemisch, Friedrich — 1/2-1/2 — Deutschland/Niederlande
1929 — Johner, Paul vs Schlage, Willi — 0-1 — Berlin GER

8…N7b6 — 22.4% (405 parties)

1929 — Johner, Paul vs Becker, Albert — 1/2-1/2 — Carlsbad CZE
1934 — Levenfish, Grigory vs Euwe, Max — 1/2-1/2 — Leningrad RUS
1934 — Levenfish, Grigory vs Ilyin Zhenevsky, Alexander — 1-0 — Leningrad ch-URS
1935 — Alekhine, Alexander vs Euwe, Max — 0-1 — NED Wch-m (25)
1935 — Alekhine, Alexander vs Euwe, Max — 0-1 — Amsterdam wch-m

8…Nxc3 — 2.5% (45 parties)

1935 — Ahues, Carl vs Lachmann, Hans G — 1-0 — GER ch Bad Aachen
1960 — Pfleger, Helmut, Dr. vs Brozus, Hartmut — 1-0 — Grossrosseln
1975 — Lapienis, Donatas vs Angelov, Petko Ivanov — 1-0 — corr POL jub
1976 — Whiteley, Andrew Jonathan vs Raicevic, Momcilo — 1/2-1/2 — London ENG
1980 — Cooper, John G vs Cunningham, Phil — 1-0 — Cardiff WLS

8…f6 — 1.9% (34 parties)

1935 — Stahlberg, Gideon vs Spielmann, Rudolf — 0-1 — Moskou
1935 — Mikenas, Vladas vs Grau Lezcano, Roberto — 1-0 — Warsaw POL
1939 — Turn, Johannes vs Rometti, Barbatto — 1-0 — Buenos Aires ARG
2008 — Ordaz Valdes, Lisandra Teresa vs Miranda Llanes, Yerisbel — 1/2-1/2 — Holguin
2009 — Godat, Terry vs Szczepaski, Zbigniew — 1/2-1/2 — LSS

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