E34a — Nimzo-Indian: Classical, Noa Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte b5 et la paire de fous.

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier g1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, menace e5, libère Bf1) ; Nf3 (Développer Ng1) ; Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur un fou actif en b4 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1, le roi resté au centre et une pièce en prise (le pion en c4).

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)) ; ...Nbd7 (Développer Nb8) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● e6→d5, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	—
Cases faibles	● e4	—
Centre	● e5 (1v0)	● d5 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bb4		● Bb4 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	5 (g1, c1, f1, a1, h1)	4 (b8, c8, 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	fermé
Ruptures	● c4-c5	● …e6-e5

Partie
1926 Hannover – Round 1 – Rubinstein, Akiba – 1-0 – Antze, Oskar – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 b6 8. Nf3 dxc4 9. Bxc4 Ba6 10. Bxa6 Nxa6
1927 London – Round 6 – Nimzowitsch, Aron – 0-1 – Marshall Viele, Fabrizio Aaron – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. cxd5 exd5 9. Nf3 c5 10. dxc5 bxc5
1928 Bad Kissingen – Round 10 – Capablanca, Jose – 1/2-1/2 – Nimzowitsch, Aron – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 dxc4 6. Nf3 b5 7. a4 c6 8. Bxf6 gxf6 9. g3 a6 10. Bg2 Ra7
1928 Berlin Tageblatt – Round ? – Capablanca, Jose – 1/2-1/2 – Nimzowitsch, Aron – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 Nc6 7. a3 Bxc3+ 8. bxc3 O-O 9. a4 cxd4 10. cxd4 Ne4
1928 Hastings Premier /29 9th – Round 3 – Michell, Reginald – 1-0 – Norman, George – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd3 Nbd7 7. Nf3 c5 8. O-O a6 9. b3 b6 10. Bb2 Bb7
1928 Hastings Premier /29 9th – Round 4 – Norman, George – 1-0 – Yates, Frederic D – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e3 d5 6. Bd3 c5 7. dxc5 Nbd7 8. cxd5 Nxc5 9. Nf3 Qxd5 10. Be2 Bd7
1928 Kautsky mem5 – Round ? – Thelen, Bedrich – 0-1 – Richter, Emil – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 b6 7. a3 Be7 8. cxd5 exd5 9. Bd3 Bb7 10. O-O c5
1929 Budapest – Round ? – Przepiorka, Dawid – 1/2-1/2 – Capablanca, Jose – G64 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. dxc5 Nc6 7. a3 Qa5 8. Bd2 dxc4 9. Bxc4 Bxc3 10. Bxc3 Qxc5
1929 Budapest – Round ? – Rubinstein, Akiba – 0-1 – Colle, Edgar – G65 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qd3 Nc6 9. Nf3 e5 10. dxe5 Qa5+
1929 Budapest – Round 1 – Rubinstein, Akiba – 0-1 – Colle, Edgar – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qd3 Nc6 9. Nf3 e5 10. dxe5 Qa5+
1929 Budapest – Round 1 – Rubinstein, Akiba – 1-0 – Thomas, George Alan – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. a3 Bxc3+ 7. Qxc3 Na6 8. b4 Bd7 9. f3 Ba4 10. e4 Qd7
1929 Budapest – Round 1 – Rubinstein, Akiba – 1/2-1/2 – Przepiorka, Dawid – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd2 b6 7. Nf3 Bb7 8. Rc1 c5 9. dxc5 Bxc5 10. cxd5 Nxd5
1929 Hastings Premier 1928/29 9th – Round 6 – Norman, George – 0-1 – Takacs, Sandor – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. dxc5 Ne4 7. Bd2 Nxd2 8. Qxd2 Qa5 9. Rc1 dxc4 10. Bxc4 Bxc5
1929 Karlsbad – Round 1 – Becker, Albert – 1-0 – Yates, Frederic D – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 dxc4 9. Bxc4 cxd4 10. cxd4 b5
1929 Karlsbad – Round 1 – Nimzowitsch, Aron – 1/2-1/2 – Canal, Esteban – G59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 c5 6. cxd5 Qxd5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. e3 cxd4 10. Nxd4 Nxd4
1929 NED-ch07 – Round 3 – Van den Bosch, Johannes – 1-0 – Olland, Adolf George – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 dxc4 6. e4 b5 7. a4 Bb7 8. e5 Be4 9. Qd2 Nd5 10. axb5 Nb6
1929 Rosario – Round ? – Maderna, Carlos – 0-1 – Nogues Acuna, Alejandro – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. cxd5 exd5 9. Nf3 c5 10. dxc5 bxc5
1930 Hamburg olm – Round 9.3 – Eliskases, Erich – 1-0 – Rahm Ilmari – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 Nc6 7. a3 cxd4 8. axb4 dxc3 9. bxc3 O-O 10. Be2 Qc7
1930 Nice Nice FRA – Round 10 – Reilly, Brian – 1-0 – Colle, Edgar – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Qa5 9. Bd2 Ne4 10. Bd3 f5
1930 Paris – Round 3 – Halberstadt, Karl-Rainer – 1/2-1/2 – Gromer, Aristide – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 Nbd7 6. a3 Bxc3+ 7. bxc3 c6 8. Nf3 Qc7 9. cxd5 cxd5 10. Bd3 b6
1930 San Remo – Round 1 – Kmoch, Hans – 0-1 – Monticelli, Mario – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 O-O 7. a3 Bxc3+ 8. bxc3 Nbd7 9. Bd3 Qc7 10. O-O b6
1931 Bled – Round 1 – Flohr, Salo – 0-1 – Colle, Edgar – G62 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. Bd2 Bxc3 8. bxc3 c5 9. e3 Nc6 10. Bd3 c4
1931 Bled – Round 1 – Pirc, Vasja – 0-1 – Spielmann, Rudolf – G55 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. e3 c5 8. Bd2 Bxc3 9. bxc3 Nc6 10. c4 Qd6
1931 Blitz Match – Round 7 – Opocensky, Karel – 1-0 – Romi, Massimiliano – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Bxc3+ 6. bxc3 exd5 7. Bg5 O-O 8. e3 h6 9. Bh4 b6 10. Nf3 c5
1931 It Bled SLO – Round 15 – Pirc, Vasja – 0-1 – Spielmann, Rudolf – G11 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. e3 c5 8. Bd2 Bxc3 9. bxc3 Nc6 10. c4 Qd6
1931 Trebitsch Memorial 14th – Round 7 – Beutum, Sigmund – 1-0 – Mueller, Hans – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 Ne4 6. Nd2 Nxd2 7. Bxd2 c6 8. e3 Nd7 9. a3 Be7 10. Bd3 dxc4
1932 BCF Ch 25th – Round 4 – Alexander, Frederick Forrest L – 1/2-1/2 – Michell, Reginald – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd2 Nbd7 7. Nf3 c5 8. Bd3 cxd4 9. exd4 dxc4 10. Bxc4 a6
1932 Bern – Round 2 – Staehelin, Adolf – 0-1 – Alekhine, Alexander – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. e3 O-O 10. Be2 b6
1932 Linz m – Round 10 – Eliskases, Erich – 0-1 – Spielmann, Rudolf – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. e3 Nc6 8. a3 Bxc3+ 9. bxc3 O-O 10. Be2 b6
1933 Folkestone olm – Round 14 – Sigurdsson, Thorgeir – 1-0 – Duchamp, Marcel – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 Nc6 6. e3 Be7 7. Nf3 O-O 8. a3 a6 9. Bd3 h6 10. Bh4 dxc4
1933 GER Ch 1st – Round 7 – Ahues, Carl – 1/2-1/2 – Rellstab, Ludwig – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 c5 6. e3 Nc6 7. a3 Bxc3+ 8. bxc3 O-O 9. Be2 b6 10. O-O Ba6
1933 Hastings3334 – Round 6 – Flohr, Salo – 1-0 – Michell, Reginald – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 O-O 7. Ne2 c5 8. Bd2 Qc6 9. a3 Bxc3 10. Bxc3 Nbd7
1933 Trebitsch Memorial 16th – Round 3 – Hoenlinger, Baldur – 1/2-1/2 – Becker, Albert – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. dxc5 dxc4 8. Bxc4 Bxc5 9. O-O a6 10. a3 Nbd7
1933 Western Chess Association – Round 4 – Factor, Samuel D – 0-1 – Fine, Reuben – G3 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. dxc5 Nc6 8. cxd5 exd5 9. Bd3 d4 10. exd4 Bg4
1934 Copenhagen – Round 3 – Stahlberg, Gideon – 0-1 – Andersen, Erik – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 O-O 9. dxc5 Qxc5 10. Rc1 Nc6
1934 Copenhagen – Round 5 – Stahlberg, Gideon – 1/2-1/2 – Andersen, Erik – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. Qxc3 Ne4 9. Qc2 Nd7 10. Nf3 O-O
1934 Hastings3435 – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Lilienthal, Andor – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. bxc3 O-O 9. e3 b6 10. c4 Qd6
1934 Leningrad – Round 1 – Yudovich, Mikhail M – 1/2-1/2 – Lisitsin, Georgy – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Nc6 7. e3 O-O 8. Be2 e5 9. dxe5 Nxe5 10. O-O Qc5
1934 Leningrad ch-URS – Round 1 – Dubinin, Peter – 0-1 – Savitsky, Leonid – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 dxc4 6. e3 b5 7. a4 c6 8. axb5 cxb5 9. Bd2 Bxc3 10. Bxc3 Nc6
1934 Leningrad ch-URS – Round 1 – Riumin, Nikolai – 0-1 – Ragozin, Viacheslav – G62 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 Nc6 7. a3 Bxc3+ 8. Qxc3 Bd7 9. b4 a5 10. b5 Na7
1934 Mar del Plata – Round 1 – Hounie Fleurquin, Carlos – 1/2-1/2 – Concepcion Villegas, Bryan Uriel – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 dxc4 6. e3 b5 7. a4 c6 8. axb5 cxb5 9. Bxf6 gxf6 10. b3 Qd5
1934 Mar del Plata – Round 10 – Batista Grau, Ricardo – 1-0 – Concepcion Villegas, Bryan Uriel – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. e3 O-O 10. Bd3 cxd4
1934 Trebitsch mem17 – Round 1 – Gruenfeld, Ernst – 1/2-1/2 – Gerschenkron, Anatol – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. Ne2 O-O 10. Nf4 Qd6
1935 AUS Ch – Round 10 – Purdy, Cecil J S – 1-0 – Koshnitsky, Gregory – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. Bd2 Bxc3 8. bxc3 c5 9. e3 Nc6 10. c4 Qd6
1935 Konstantinovy Lazne – Round 7 – Hoenlinger, Baldur – 1/2-1/2 – Gilg, Karl – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Bd2 Qd8 8. dxc5 Bxc5 9. Nf3 O-O 10. Bd3 Nbd7
1935 Mollet – Round 3 – Cherta, Pedro – 1/2-1/2 – Fallet Kahn, Victor – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 O-O 7. a3 Bxc3+ 8. bxc3 Nc6 9. cxd5 exd5 10. dxc5 Re8
1936 Amsterdam – Round 1 – Euwe, Max – 1/2-1/2 – Gruenfeld, Ernst – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. Qxc3 Nbd7 9. Nf3 cxd4 10. Qxd4 Nc5
1936 Amsterdam – Round 1 – Kmoch, Hans – 1/2-1/2 – Gruenfeld, Ernst – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. bxc3 Nbd7 9. Nf3 b6 10. c4 Qd6
1936 Hastings3637 – Round 1 – Eliskases, Erich – 0-1 – Fine, Richard Alvaro Adrien – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Ne2 cxd4 8. Nxd4 Nc6 9. Nf3 Ne4 10. Bd2 Bxc3
1936 Herning – Round 3 – Andersen, Erik – 1-0 – Poulsen, Christian – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3 Nbd7 9. Bd3 Re8 10. Ne5 Nxe5
1936 Mar del Plata – Round 6 – Bolbochan, J. – 1/2-1/2 – Iliesco, Juan – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Nc6 7. a3 Bxc3+ 8. bxc3 e5 9. e3 exd4 10. cxd4 Bf5
1936 Mar del Plata – Round 8 – Flores Alvarez, Rodrigo – 1/2-1/2 – Schwartzman, Alejandro – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 dxc4 6. Nf3 b5 7. a4 c6 8. g3 Bb7 9. Bg2 Nbd7 10. Ne5 Qb6
1936 Moscow – Round 1 – Kogan, Mikhail Saulovich – 0-1 – Alatortsev, Vladimir N. – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. bxc3 O-O 9. Nf3 b6 10. c4 Qc6
1936 Moskou – Round ? – Simagin, Vladimir – 1-0 – Leonovich, Danila Iv – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. e3 c5 8. Be2 Nc6 9. a3 Bxc3+ 10. bxc3 b6
1936 Moskou – Round 1 – Ragozin, Viacheslav – 1/2-1/2 – Botvinnik, Mikhail – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 Nc6 10. e3 Nxd4
1936 Muenchen ol – Round 16 – Andersen, Erik – 0-1 – Alexandrescu, Gheorghe – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 Nbd7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 b6 9. cxd5 exd5 10. Qc6 Rb8
1936 Munich ol (Men) – Round 13 – Schreiber, Mirko – 1-0 – Tsvetkov, Alexandar K – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 c5 6. a3 Bxc3+ 7. bxc3 Qa5 8. e3 Bd7 9. cxd5 Ba4 10. Qb2 Nxd5
1936 New York ch-USA – Round 10 – Kashdan, Isaac – 1-0 – Steiner, Heinrich Jun. – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 Nbd7 8. cxd5 exd5 9. Bd3 c6 10. O-O Re8
1936 Nottingham – Round 1 – Euwe, Max – 1/2-1/2 – Botvinnik, Mikhail – G22 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. bxc3 Nbd7 9. Nf3 b6 10. c4 Qd6
1936 Olympiad (unofficial) – Round 19 – Hamming, Alexander W – 0-1 – Gilg, Karl – G126 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. e3 O-O 10. Be2 b6
1936 Olympiad (unofficial) – Round 20 – Havasi, Kornel – 1/2-1/2 – Kiprov Alexander Alexandro – G137 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 b6 8. Nf3 Nbd7 9. b4 c5 10. Bb2 Bb7
1936 UJCS-14.Kongress – Round 8 – Hadac, Pavel – 1/2-1/2 – Gilg, Karl – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. bxc3 Nc6 9. e3 O-O 10. Be2 b6
1936 URS All-Union YM – Round 1 – Riumin, Nikolai – 1/2-1/2 – Alatortsev, Vladimir N. – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Qe4 9. Qd1 cxd4 10. cxd4 O-O
1937 Prague – Round 1 – Prokop, Frantisek – 0-1 – Gilg, Karl – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd3 c5 7. Nf3 dxc4 8. Bxc4 cxd4 9. Nxd4 e5 10. Ne2 Ng4
1937 Prague – Round 2 – Graf, Sascha – 0-1 – Trifunovic, Petar – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 Nc6 7. a3 Bxc3+ 8. bxc3 O-O 9. Be2 Na5 10. O-O Nxc4
1937 Prague – Round 4 – Dobias, Josef – 0-1 – Trifunovic, Petar – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. Qxc3 Nbd7 9. Nf3 cxd4 10. exd4 b6
1937 Semmering/Baden – Round 9 – Capablanca, Jose – 1/2-1/2 – Petrov, Vladimir (ENG) – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. Rc1 O-O
1937 Stockholm SWE – Round 1 – Van Scheltinga, Theo – 1-0 – Golombek, Harry – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qc2 O-O 6. a3 Be7 7. Nf3 Nbd7 8. Bd3 c5 9. b3 b6 10. Bb2 Bb7
1937 Trebitsch mem3738 – Round 3 – Weinstock, Karl – 1/2-1/2 – Hoenlinger, Baldur – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nbd7 9. dxc5 Qxc5 10. Rc1 O-O
1938 Karlsruhe3839 – Round 6 – Engels, Ludwig – 1/2-1/2 – Kohler, Anton – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. e3 O-O 10. Be2 b6
1938 Lodz – Round 1 – Frydman, Paulino – 1-0 – Regedzinski, Teodor – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. bxc3 Nbd7 9. e3 b6 10. c4 Qd6
1938 Montevideo – Round 15 – Batista Grau, Ricardo – 0-1 – Alekhine, Alexander – G77 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. bxc3 O-O 9. Nf3 b6 10. Be2 cxd4
1938 Trade Unions – Round 10 – Levitas, B – 0-1 – Sokolsky, Alexey – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 dxc4 6. e3 b5 7. a4 c6 8. Be2 Bb7 9. Bf3 a6 10. Ne2 Nbd7
1938 Trade Unions – Round 9 – Zagoriansky, Evgeny – 0-1 – Ragozin, Viacheslav – G69 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. e3 Nf6 5. Qc2 O-O 6. a3 Be7 7. Nf3 Nbd7 8. Bd3 c5 9. cxd5 exd5 10. O-O a6
1939 American Continental – Round 14 – Lopez Arce Alberto – 0-1 – Poulsen, Christian – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. e3 Bd7
1939 Bad Oeynhausen ch-GER – Round 10 – Lange, Wilfried – 0-1 – Engels, Ludwig – G69 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 O-O 7. Ne2 e5 8. a3 exd4 9. axb4 dxc3 10. bxc3 Bf5
1939 Buenos Aires ARG – Round 2 – Keres, Paul Petrovich – 1/2-1/2 – Petrov, Vladimir S. – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf3 Nc6
1939 Buenos Aires ol f-A – Round 1 – Cruz, Walter – 0-1 – Foltys, Jan – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf5 Bxf5
1939 Buenos Aires ol f-A – Round 2 – Keres, Paul Petrovich – 1/2-1/2 – Petrov, Vladimirs – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf3 Nc6
1939 Buenos Aires ol f-A – Round 7 – Cruz, Walter – 1/2-1/2 – Melngailis, Emilis – G132 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 O-O 10. e3 e5
1939 Buenos Aires ol prel-C – Round 5 – Asgeirsson, Asmundur – 1-0 – Vaitonis, Povilas – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3 Nc6 9. Bd3 dxc4 10. Bxc4 Qc7
1939 Kemeri / Riga – Round 1 – Szabo, Laszlo – 1-0 – Petrov, Vladimir S. – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. Qxc3 Nbd7 9. Nf3 b6 10. Bc4 Qc6
1939 Leningrad/Moscow – Round 8 – Flohr, Salo – 1-0 – Levenfish, Grigory – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 O-O 10. e3 e5
1939 Margate – Round 3 – Capablanca, Jose – 1/2-1/2 – Najdorf, Miguel – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. Rd1 O-O 10. a3 cxd4
1939 Margate Premier Reserves A – Round 11 – Wood, Baruch – 0-1 – Parr, Frank – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. e3 Nbd7 8. Bd2 Bxc3 9. Bxc3 c5 10. Bd3 cxd4
1939 Stuttgart – Round 1 – Eliskases, Erich – 1/2-1/2 – Foltys, Jan – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 O-O 7. Ne2 c5 8. Bd2 Qd6 9. dxc5 Qxc5 10. a3 Bxc3
1939 Stuttgart – Round 7 – Staldi, Cherubino – 1-0 – O'Kelly, Albéric de Galway – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nb3 Nc6
1940 Rakovnik – Round 4 – Pokorny, Amos – 0-1 – Zíta, František – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Bd2 Bxc3 8. bxc3 Nc6 9. Nf3 O-O 10. Be2 b6
1940 Rakovnik – Round 6 – Pokorny, Amos – 0-1 – Foltys, Jan – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Bd2 Bxc3 8. bxc3 O-O 9. Nf3 Nc6 10. Rb1 b6
1941 Mar del Plata – Round 12 – Najdorf, Miguel – 1-0 – Bolbochan, J. – G95 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. Rd1 Bd7 10. dxc5 Qxc5
1942 USA Ch – Round 13 – Reshevsky, Samuel – 1-0 – Chernev, Irving – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. Rc1 Bd7
1942 Verenigde Staten m ch-USA – Round 7 – Reshevsky, Samuel – 1-0 – Kashdan, Isaac – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. e3 O-O 10. Rd1 Qxa2
1944 URS Ch sf Moscow RUS – Round 2 – Flohr, Salo – 1/2-1/2 – Veresov, Gavriil – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf5 Bxf5
1945 Moscow Ch – Round 11 – Alatortsev, Vladimir N. – 0-1 – Ragozin, Viacheslav – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 Nbd7 7. a3 Be7 8. Bd3 c5 9. O-O cxd4 10. exd4 dxc4
1945 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 0-1 – Romanovsky, Pjotr – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 a5 8. Nf3 Nc6 9. b3 Bd7 10. Bb2 a4
1945 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Kan, Ilya A – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 cxd4 7. exd4 O-O 8. Bd3 dxc4 9. Bxc4 b6 10. O-O Bb7
1945 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Smyslov, Vladimir – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 Nc6 10. e3 Nxd4
1945 Moskou ch-URS – Round 1 – Rudakovsky, Iosif – 1/2-1/2 – Romanovsky, Pjotr – G5 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 Nbd7 8. c5 c6 9. Bd3 Qc7 10. e4 Nxe4
1945 URS-sf – Round 4 – Alatortsev, Vladimir N. – 0-1 – Kan, Ilya A – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 b6 9. cxd5 Qxd5 10. c4 Qd6
1946 New York – Round 1 – Partos, Charles – 0-1 – Abad Gonzalez, Jose Miguel – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 Nbd7 7. a3 Be7 8. Bd3 dxc4 9. Bxc4 c5 10. O-O cxd4
1946 POL Ch – Round 10 – Gadalinski, Jan – 1-0 – Borowski, Natan – G59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. dxc5 Nc6 7. Nf3 Bxc5 8. a3 a5 9. Be2 dxc4 10. Bxc4 O-O
1946 Staunton, Groningen NED – Round 7 – Flohr, Salo – 1/2-1/2 – Najdorf, Miguel – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. Rc1 Bd7
1946 Zaanstreek – Round 1 – Wood, Gabriel – 1/2-1/2 – Stoltz, Gabriel – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Nc6 7. e3 O-O 8. Bd2 Bxc3 9. Bxc3 a5 10. a3 b6
1946 Zaanstreek – Round 6 – Wood, Baruch – 1/2-1/2 – Stoltz, Gösta – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Nc6 7. e3 O-O 8. Bd2 Bxc3 9. Bxc3 a5 10. a3 b6
1947 Parnu – Round 1 – Bronstein, David I – 1/2-1/2 – Smyslov, Vladimir – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 Nc6 10. Nf3 O-O
1948 Buenos Aires – Round 1 – Reinhardt, Enrique – 0-1 – Schwartzman, Aaron – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. Qxc3 Nbd7 9. Nf3 cxd4 10. exd4 O-O
1948 JUG Ch – Round 6 – Subaric, Mladen – 0-1 – Rabar, Braslav – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bd3 Nc6 9. Nf3 b6 10. O-O Na5
1948 Moskou ch-URS – Round 9 – Alatortsev, Vladimir N. – 1-0 – Averbakh, Yuri L – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 c5 8. dxc5 Bxc5 9. Be2 Nc6 10. O-O dxc4
1948 Saltsjobaden tt – Round 1 – Nielsen, Julius – 0-1 – Bantu Fred – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 Nc6 7. Be2 O-O 8. dxc5 dxc4 9. Bxc4 Qe7 10. O-O Qxc5
1949 GER Ch – Round ? – Steger, Alexander – 0-1 – Bogoljubow, Efim – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd3 c5 7. Nf3 Nc6 8. dxc5 Bxc5 9. a3 Bd6 10. O-O Ne5
1949 Oldenburg – Round 5 – Kieninger, Georg – 1/2-1/2 – Kuppe, Wilhelm – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. Rc1 O-O
1949 URS Ch, semi final – Round 1 – Sokolsky, Alexey – 1/2-1/2 – Bannik, Anatolij – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 Nc6 10. Nxc6 Qxc6
1950 Corr – Round 1 – Walther, Edgar – 1-0 – De Meyer, Alexander – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 Ne4 6. a3 O-O 7. axb4 f5 8. Nf3 c6 9. b3 Nd7 10. Be2 Ndf6
1950 FRG Ch Bad Pyrmont GER – Round 1 – Machate, Gottlieb – 1/2-1/2 – Eisinger, Max Jr – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bd3 Nc6 9. Nf3 Re8 10. O-O e5
1950 FRG Ch Bad Pyrmont GER – Round 10 – Troeger, Paul – 1-0 – Eisinger, Max Jr – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. Bd2 c5 7. a3 Bxc3 8. bxc3 Nc6 9. Nf3 Ne4 10. Be2 Bd7
1950 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1-0 – Lipnitsky, Isaac – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 c6 8. Bd3 Qc7 9. e4 dxe4 10. Nxe4 Nxe4
1951 AUS Ch – Round 11 – Purdy, Cecil J S – 1-0 – Foster Ken – G15 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nbd7 9. e3 O-O 10. c4 Qd6
1951 BRA Ch – Round 10 – Gentil Junior, Luiz – 1-0 – De Souza Mendes, Joao – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 O-O 9. dxc5 Qxc5 10. e4 h6
1951 Hungary Ch – Round 1 – Eigler, Ferenc – 0-1 – Barcza, Gedeon – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. Nf3 O-O 10. Bd3 c4
1951 YUG Ch 7th – Round 10 – Gligoric, Svetozar – 1/2-1/2 – Janosevic, Dragoljub – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. Rd1 O-O 10. e3 cxd4
1952 Budapest – Round 11 – O'Kelly, Albéric de Galway – 1/2-1/2 – Barcza, Gedeon – G100 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. Rc1 O-O
1952 Havana – Round 23 – Abad Gonzalez, Jose Miguel – 1/2-1/2 – Gligoric, Sofija – G160 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 O-O 9. dxc5 Qxc5 10. e4 h6
1952 Saltsjobaden Interzonal – Round 5 – Sanchez Alpizar, Luis Alberto – 1/2-1/2 – Averbakh, Yuri L – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3 Nc6 9. Bd3 b6 10. O-O Ba6
1953 Hollywood Invitational – Round ? – Matzner, Stephen – 0-1 – Kashdan, Isaac – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Qc7 9. cxd5 exd5 10. Be2 Ne4
1954 Amsterdam olm – Round 1 – Nievergelt, Erwin – 1-0 – Neu, Alexandre – G60 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Bxc3+ 6. bxc3 exd5 7. Ba3 Nc6 8. e3 Ne7 9. Bd3 O-O 10. Nf3 Re8
1954 New York ch-USA – Round 13 – Mengarini, Ariel – 0-1 – Bisguier, Arthur B – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf5 Bxf5
1954 Olympiad final A – Round 1 – Aloni, Itzchak – 0-1 – Fuderer, Andrija – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 O-O 7. a3 Bxc3+ 8. bxc3 Qa5 9. Nd2 Nbd7 10. Rb1 Re8
1954 Olympiad prel IV – Round 4 – Nievergelt, Erwin – 1-0 – Neu, Aloyse – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Bxc3+ 6. bxc3 exd5 7. Ba3 Nc6 8. e3 Ne7 9. Bd3 O-O 10. Nf3 Re8
1954 URS Team Ch – Round 10 – Goldberg, Grigory A – 1/2-1/2 – Goldin, Vladimir M. – G176 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Qc2 O-O 5. e3 d5 6. a3 Be7 7. Nf3 b6 8. cxd5 exd5 9. Be2 Re8 10. O-O Bf8
1954 Zuerich – Round 8 – Euwe, Max – 1/2-1/2 – Nievergelt, Erwin – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. e3 Nc6 8. a3 Bxc3+ 9. bxc3 O-O 10. c4 Qd6
1955 Corr ch-SU – Round 1 – Dubinin, Peter – 1-0 – Evdokimov – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. bxc3 Nc6 9. e3 e5 10. c4 Qd6
1955 Manhattan CC Ch 5556 – Round 13 – Turner, Abe J – 0-1 – Owens, Benjamin – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. e3 c5 8. Bd2 Bxc3 9. Bxc3 b6 10. dxc5 Qxc5
1956 Moscow olm fin-A – Round 9 – Aloni, Izak – 1/2-1/2 – Matanovic, Aleksandar – G148 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 c5 8. Nf3 Nc6 9. Bd3 b6 10. O-O Ba6
1957 Leningrad Ch – Round 16 – Antoshin, Vladimir S – 1/2-1/2 – Cherepkov, Alexander V – G120 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Bd2 Bxc3 8. bxc3 Nc6 9. Nf3 O-O 10. c4 Qd6
1957 Reggio Emilia ch ITA – Round 1 – Palmiotto, Fiorentino – 1-0 – Grassi, Mario – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Bd2 O-O 7. Nf3 Nbd7 8. cxd5 exd5 9. Be2 c4 10. g4 Bxc3
1958 Argentina – Round 13 – Shocron, Ruben – 1/2-1/2 – Sanguinetti, Raul – G103 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 Nc6 9. dxc5 Qxc5 10. Rc1 Bd7
1958 Munich olm fin-B – Round 6 – Füster, Géza – 1/2-1/2 – Pilshtchik – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. a3 Bxc3+ 7. bxc3 e5 8. e3 exd4 9. cxd4 Bf5 10. Qc4 Nbd7
1958 Munich olm prel – Round 4 – Aloni, Itzchak – 1/2-1/2 – Palmason, Gudmundur – G88 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 b6 8. b3 Ba6 9. Nf3 c5 10. Bd3 Nc6
1959 FRG Ch qual 4th – Round 12 – Delander, Adolf – 1/2-1/2 – Herzog, Franz – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. dxc5 O-O 7. Nf3 Nbd7 8. cxd5 Nxc5 9. dxe6 Bxe6 10. Be2 Rc8
1962 Corr – Round 1 – Pergoli – 0-1 – Palmiotto, Fiorentino – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 c5 6. Nf3 O-O 7. Bd3 Nc6 8. a3 dxc4 9. Bxc4 cxd4 10. exd4 Nxd4
1962 Skopje ch17-YUG – Round 1 – Marovic, Drazen – 1-0 – Janosevic, Dragoljub – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf3 Nc6
1963 Bath ch-BCF – Round 4 – Hollis, Adrian – 1/2-1/2 – Fazekas, Stephan – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 O-O 7. Bd2 Bxc3 8. Bxc3 c5 9. e3 Nc6 10. dxc5 Qxc5
1963 GDR Ch Aschersleben GER – Round 16 – Starck, Bodo – 1/2-1/2 – Csulits, Anton – G83 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Nc6 7. Bd2 Bxc3 8. Bxc3 O-O 9. e3 Re8 10. Bd3 Qh5
1964 Open – Round 2 – Bermudez Adams, William – 0-1 – Spiller, Arthur R – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bb7 10. Ne5 a6
1964 Tel Aviv olm prel – Round 4 – Zegada, J. – 0-1 – Udovcic, Mijo – G133 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. Nf3 Ba6 9. Nd2 Nc6 10. e4 Na5
1965 ISR Ch – Round 7 – Aloni, Itzchak – 1-0 – Richter, Yosef – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bd6 7. c5 Be7 8. Bd3 Nbd7 9. f4 Re8 10. Nf3 Nf8
1965 Tbilisi – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Buslaev, Alexander – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 b6 8. b4 Bb7 9. c5 a5 10. Rb1 axb4
1967 FRA Ch Dieppe FRA – Round 3 – Thiellement, Andre – 0-1 – Boutteville, Cesar – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nbd7 9. a4 Re8 10. Bb2 Qa5
1967 Hoogovens – Round 6 – Larsen, Benjamin Holsko – 1-0 – Szabo, Ladislav – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Nxd4 e5 10. Nf5 Bxf5
1967 ISR Ch – Round 4 – Aloni, Itzchak – 0-1 – Bernstein, Yaacov – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 Nbd7 8. b3 b6 9. cxd5 exd5 10. Bd3 Bb7
1968 Lugano SUI – Round 5 – Hook, William – 1-0 – Jansson, Borje – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. Nf3 b6 7. cxd5 exd5 8. Be2 Bb7 9. O-O a6 10. Rd1 Nbd7
1968 Netanya-A – Round 13 – Yanofsky, Daniel Abraham – 1/2-1/2 – Geller, Uzi – G77 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 b6 8. cxd5 exd5 9. Be2 Be6 10. O-O Nbd7
1968 URS Team Ch – Round 1 – Bagirov, Vladimir – 1/2-1/2 – Belinkov, A. – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Nxd5 6. Bd2 O-O 7. Nf3 Nd7 8. e4 Nxc3 9. bxc3 Be7 10. Bd3 c5
2026 Tata Steel Chess Masters - Round 8.2 - Fedoseev, Vladimir - 0-1 - Gukesh D - G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 O-O 6. e3 b6 7. Be2 Bb7 8. cxd5 exd5 9. a3 Be7 10. b4 Nbd7
GCT Blitz Paris 2018 – Round 14.4 – Mamedyarov, Shakhriyar – 1/2-1/2 – Anand, Viswanathan – G68 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 h6 6. Bxf6 Qxf6 7. a3 Bxc3+ 8. Qxc3 O-O 9. Nf3 c6 10. h4 Nd7
Tata Steel India Blitz 2019 – Round 18.5 – Harikrishna Paudyal – 1/2-1/2 – Giri, Anish – G88 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 dxc4 6. Qa4+ Nc6 7. e3 Bd7 8. Bxc4 Nxd4 9. Qd1 Nxf3+ 10. Qxf3 Bc6
Vugar Gashimov Mem 2014 – Round 6.2 – Mamedyarov, Shakhriyar – 0-1 – Carlsen, Magnus – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 dxc4 6. Bg5 b5 7. a4 c6 8. g3 Bb7 9. Bg2 Nbd7 10. O-O Qb6
World Blitz 2018 – Round 18.20 – Van Foreest, Jorden – 0-1 – Jobava, Baadur – G1054 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Qc2 d5 5. Nf3 h6 6. g3 O-O 7. Bg2 dxc4 8. O-O Nc6 9. Rd1 Rb8 10. e4 Ne7
World Blitz 2018 – Round 3.46 – Anikonov, Dmitry – 0-1 – Matlakov, Maxim – G178 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 dxc4 6. Bg5 b5 7. e4 Bb7 8. e5 Bxf3 9. gxf3 h6 10. exf6 hxg5

E34a — Classical Noa Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5

Eval: [+0.13]

Les coups candidats

5.cxd5 — 51.4% (6250 parties) →

Ambassadeurs : Dreev, Aleksey (32x), Romanishin, Oleg M (26x), Matnadze Bujiashvili, Ann (26x), Botvinnik, Mikhail (25x), ? (25x), Flohr, Salo (23x), Short, Nigel D (23x), Adams, Michael (22x)

5.a3 — 32.5% (3955 parties) →

Ambassadeurs : Golod, Vitali (16x), Kopasov, Evgeny (15x), Lysyj, Igor (14x), Karpov, Anatoly (14x), Likavsky, Tomas (13x), Carlsen, Magnus (13x), Gajewski, Grzegorz (12x), Adams, Michael (12x)

5.e3 — 8.1% (988 parties) →

Ambassadeurs : Alatortsev, Vladimir N. (6x), Aloni, Itzchak (5x), Sidenko, Anatoly Viktorovich (4x), Kolanek, Roman (4x), Gareyev, Timur (4x), Romanovsky, Pjotr (3x), Maderna, Carlos (3x), Capablanca, Jose (3x)

5.Bg5 — 4.1% (499 parties)

Ambassadeurs : Jevtic, Miroljub (4x), Andrejevic, Miladin (3x), Elancheralathan P (3x), Godesar, Ralph (3x), Rosselli, Stefano (2x), Toth, Peter (2x), Doluhanova, Evgeniya (2x), Hoehler, Waldemar (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.cxd5	5.a3	5.e3	5.Bg5
<1800	302	34%	24%	19%	9%
1800-2200	3171	43%	31%	14%	6%
2200-2600	5574	60%	33%	3%	2%
2600+	770	61%	38%	1%	0%

Évolution par décennie (% des parties)

Décennie	N parties	5.cxd5	5.a3	5.e3	5.Bg5
1900s	1	100%	—	—	—
1920s	52	13%	19%	33%	12%
1930s	324	50%	28%	12%	5%
1940s	200	46%	40%	12%	0%
1950s	147	38%	44%	16%	1%
1960s	111	40%	41%	19%	—
1970s	108	38%	39%	12%	6%
1980s	219	55%	32%	5%	4%
1990s	1394	54%	26%	9%	7%
2000s	3548	52%	32%	8%	4%
2010s	4293	51%	32%	8%	4%
2020s	1770	54%	37%	4%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.cxd5	51%	54%	▲ +2.5%
5.a3	32%	37%	▲ +4.4%
5.e3	8%	4%	▼ -3.9%
5.Bg5	4%	3%	▼ -1.0%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 10 parties
Euwe, Max — 10 parties
Alekhine, Alexander — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Hou, Yifan — 10 parties
Carlsen, Magnus — 10 parties
Smyslov, Vladimir — 9 parties
Ju, Wenjun — 5 parties
Tal, Mikhail — 3 parties
Ding, Liren — 3 parties
Gukesh D — 3 parties
Karpov, Aleksandr — 2 parties

Parties historiques

5.cxd5 — 51.4% (6250 parties)

1900 — Dreschsler vs Malin, Alexandre — 1-0 — GER
1928 — Hoenlinger, Baldur vs Mueller, Hans — 1-0 — Vienna AUT
1929 — Rubinstein, Akiba vs Thomas, George Alan — 1-0 — Budapest HUN
1929 — Rubinstein, Akiba vs Canal, Esteban — 1/2-1/2 — Budapest HUN
1929 — Rubinstein, Akiba vs Steiner, Endre — 1-0 — Budapest HUN

5.a3 — 32.5% (3955 parties)

1928 — Ahues, Carl vs Gruenfeld, Ernst — 1/2-1/2 — Berlin GER
1928 — Landau, Salo vs Schelfhout, Willem — 1-0 — The Hague NED
1928 — Colle, Edgar vs Michell, Reginald — 1-0 — Hastings Town Hall
1928 — Bogoljubow, Efim vs Euwe, Max — 1/2-1/2 — Nederland m-II
1929 — Menchik, Vera Frantsevna vs Winter, William — 1/2-1/2 — Ramsgate schev

5.e3 — 8.1% (988 parties)

1926 — Rubinstein, Akiba vs Antze, Oskar — 1-0 — Hannover GER
1927 — Nimzowitsch, Aron vs Marshall Viele, Fabrizio Aaron — 0-1 — London ENG
1928 — Capablanca, Jose vs Nimzowitsch, Aron — 1/2-1/2 — Berlin GER
1928 — Maderna, Carlos vs Cristia, Jose Maria — 1-0 — Buenos Aires ARG
1928 — Michell, Reginald vs Norman, George — 1-0 — Hastings Town Hall

5.Bg5 — 4.1% (499 parties)

1928 — Capablanca vs Nimzovich — 1/2-1/2 — Bad Kissingen GER
1928 — Landau, Salo vs Fontein, George — 1/2-1/2 — NED
1928 — Capablanca, Jose vs Nimzowitsch, Aron — 1/2-1/2 — Bad Kissingen GER
1929 — Monticelli, Mario vs Rosselli, Stefano — 1/2-1/2 — Firenze ITA
1929 — Sery, S. vs Pokorny, Amos — 0-1 — Brno CZE

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