E21a — Nimzo-Indian: Three Knights

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 * ● 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 les cases fortes b5, e5 et g5 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 (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) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ 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 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 c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (2v0), ● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	—

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. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	4 (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	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
1920 Gothenburg-B – Round 13 – Sjoberg, Victor – 1/2-1/2 – Saemisch, Friedrich – G78 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 c5 7. dxc5 bxc5 8. Bd3 Qa5 9. O-O Bxc3 10. bxc3 O-O
1920 Stockholm – Round 2 – Bogoljubow, Efim – 1-0 – Nimzowitsch, Aron – G6 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 d6 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. dxc5 Bxc3 9. bxc3 dxc5 10. Bf4 Qxd1
1921 Carrasco – Round 5 – Rivas Costa, Santiago – 0-1 – Grau, Roberto G – G18 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Bg5 Bxc3+ 6. bxc3 Bb7 7. e3 d6 8. g3 Nbd7 9. Bg2 O-O 10. O-O h6
1922 Teplitz-Schoenau – Round 7 – Kostic, Barbara – 1/2-1/2 – Maroczy, Geza – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qb3 c5 6. Nd2 Bxc3 7. bxc3 Nxd2 8. Bxd2 Qc7 9. e4 d6 10. Be2 e5
1925 Baden-Baden – Round 18 – Rabinovich, Ilya Mar – 1/2-1/2 – Saemisch, Friedrich – G153 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. Qb3 Nc6 8. dxc5 g5 9. Bg3 Ne4 10. O-O-O Bxc3
1925 Baden-Baden – Round 20 – Gruenfeld, Ernst – 1/2-1/2 – Nimzowitsch, Aron – G160 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 d6 8. g3 Nbd7 9. Bg2 O-O 10. O-O Qe7
1925 Leningrad RUS – Round 3 – Bogoljubow, Efim – 1-0 – Smirnov, Alexander Al – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. Bg5 h6 7. Bh4 Nc6 8. e3 Bb7 9. a3 Bxc3+ 10. Qxc3 g5
1925 Moscow – Round 1 – Marshall Viele, Fabrizio Aaron – 0-1 – Saemisch, Friedrich – G59 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qb3 Qe7 6. Bf4 Bxc3+ 7. Qxc3 d6 8. e3 Bb7 9. Bd3 Ne4 10. Qc2 f5
1925 Moscow – Round 1 – Rabinovich, Ilya Mar – 1-0 – Zubarev, Nikolay – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. Nf3 b6 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 Bb7 9. Bf4 O-O 10. e3 d5
1926 Bardejov – Round 4 – Mueller, Hans – 1-0 – Sterk, Karoly – G19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. e3 d6 10. Bd3 f5
1926 Bardejov – Round 8 – Kmoch, Hans – 0-1 – Colle, Edgar – G37 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 h6 9. Bh4 d6 10. e3 Nbd7
1926 Budapest – Round 10 – Havasi, Kornel – 1/2-1/2 – Gruenfeld, Ernst – G56 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. Bd2 O-O 7. e3 Bxc3 8. Bxc3 Ne4 9. Rd1 f5 10. Bd3 d6
1926 Budapest – Round 11 – Gruenfeld, Ernst – 1-0 – Yates, Frederic D – G61 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 d5 10. cxd5 exd5
1926 DSV Kongress – Round 9 – Koenig, Imre – 1/2-1/2 – Bluemich, Max – G35 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Bg5 Bb4 6. Qb3 c5 7. dxc5 Bxc5 8. e3 O-O 9. Be2 Nc6 10. O-O Be7
1926 Semmering – Round 1 – Gilg, Karl – 0-1 – Tarrasch, Siegbert – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qd3 f5 6. g3 b6 7. Bg2 Bb7 8. O-O Nxc3 9. bxc3 Be4 10. Qd2 Be7
1926 Semmering Panhans – Round 14 – Tarrasch, Siegbert – 1-0 – Rosselli del Turco, Stefano – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bg5 Bb7 5. Nc3 Bb4 6. Qb3 c5 7. a3 Bxc3+ 8. Qxc3 Na6 9. e3 h6 10. Bh4 O-O
1927 DSB-25.Kongress – Round 10 – List, Paul – 1/2-1/2 – Ahues, Carl – G47 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Bg5 Bb4 6. Rc1 O-O 7. e3 d6 8. a3 Bxc3+ 9. Rxc3 Nbd7 10. Be2 h6
1927 Kecskemet f I – Round 2 – Gilg, Karl – 1/2-1/2 – Ahues, Carl – G7 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. Bg5 O-O 7. e3 d6 8. Bd3 h6 9. Bh4 Nbd7 10. O-O Bxc3
1927 Kecskemet f II – Round 1 – Gruenfeld, Ernst – 1-0 – Vukovic, Vladimir – G1 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 f5 10. Bg2 Nc6
1927 Kecskemet f II – Round 5 – Gruenfeld, Ernst – 1/2-1/2 – Takacs, Sandor – G13 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 O-O 8. g3 d6 9. Bg2 Nbd7 10. O-O Qe7
1927 Kecskemet I – Round 3 – Asztalos, Lajos – 1/2-1/2 – Gilg, Karl – G12 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. Bg5 O-O 7. e3 h6 8. Bh4 d5 9. cxd5 exd5 10. Bd3 Nbd7
1927 Kecskemet II – Round 2 – Przepiorka, Dawid – 0-1 – Nimzowitsch, Aron – G7 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 d6 8. g3 Nbd7 9. Bg2 Qe7 10. O-O O-O
1927 London Olympiad 1st – Round 13.53 – Renaud, Georges – 1/2-1/2 – Carls, Carl – G142 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb7 5. Qc2 Bb4 6. g3 c5 7. dxc5 Bxc5 8. Bg2 Nc6 9. O-O O-O 10. Bg5 Be7
1927 Moskou ch-URS – Round 17 – Rauzer, Vsevolod – 1-0 – Rabinovich, Ilya Mar – G47 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 c5 5. Bd2 O-O 6. d5 b6 7. Qb3 exd5 8. Nxd5 Bxd2+ 9. Nxd2 Nxd5 10. cxd5 Re8
1927 Trebitsch mem11 – Round 11 – Gruenfeld, Ernst – 1-0 – Steiner, Lajos – G19 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 d6 9. g3 Nd7 10. Bg2 f5
1928 Berlin Cafe Koenig – Round 9 – Ahues, Carl – 1-0 – Steiner, Lajos – G44 1. Nf3 Nf6 2. c4 e6 3. Nc3 b6 4. d4 Bb7 5. Qc2 Bb4 6. e3 Ne4 7. a3 Bxc3+ 8. bxc3 f5 9. Bd3 d6 10. O-O O-O
1928 Dortmund – Round 5 – Bogoljubow, Efim – 1/2-1/2 – Johner, Paul – G12 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qe3 O-O 9. Nd2 Nf6 10. b3 d5
1928 The Hague – Round 1 – Alhuay Grau, Dominick Fabricio – 0-1 – Bluemich, Max – G2 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. Qc2 Bb4 6. Bd2 O-O 7. g3 Nc6 8. O-O-O Na5 9. b3 Ba3+ 10. Kb1 Nc6
1928 The Hague – Round 1 – Andersen, Erik – 1-0 – Hilse – G3 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. Bg5 c5 7. e3 cxd4 8. exd4 O-O 9. Bd3 h6 10. Bh4 d5
1928 Trencianske Teplice – Round 10 – Pokorny, Amos – 1-0 – Engel, Jindrich – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Nf3 Bb7 6. g3 Nc6 7. Be3 Ng4 8. Bg2 Nxe3 9. fxe3 Na5 10. O-O O-O
1928 Vienna – Round 8 – Gruenfeld, Ernst – 1/2-1/2 – Mueller, Hans – G49 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. Bg5 O-O 7. e3 d6 8. Bd3 Bxc3+ 9. Qxc3 Nbd7 10. Qc2 h6
1928 World Championship Amateur – Round 1 – Tyroler, Alexandru – 1/2-1/2 – Przepiorka, Dawid – G1 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 f5 10. Bg2 Nc6
1929 Bradley Beach – Round 4 – Kupchik, Abraham – 1-0 – Fox, Mark – G16 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. Bg5 Bb7 5. Nc3 Bb4 6. e3 h6 7. Bxf6 Qxf6 8. Rc1 Bxc3+ 9. Rxc3 d6 10. Bd3 Nd7
1929 Budapest – Round 1 – Tartakower, Savielly – 1-0 – Astete Canal, Luisa Fernanda – G58 1. Nf3 Nf6 2. c4 b6 3. d4 e6 4. Nc3 Bb4 5. Bd2 Bb7 6. e3 Bxc3 7. Bxc3 Ne4 8. Qc2 d6 9. Bd3 Nxc3 10. bxc3 Nd7
1929 Karlsbad – Round 1 – Matisons, Hermanis – 0-1 – Canal, Esteban – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. e3 b6 7. Bd3 Bb7 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1929 Karlsbad – Round 1 – Tartakower, Savielly – 1/2-1/2 – Johner, Paul – G71 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. Bd2 O-O 7. e3 d5 8. cxd5 exd5 9. Bd3 Nbd7 10. O-O Re8
1929 Karlsbad – Round 3 – Bogoljubow, Efim – 0-1 – Nimzowitsch, Aron – G172 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 b6 6. g3 Bb7 7. Bg2 O-O 8. O-O Re8 9. Re1 d6 10. Qc2 Be4
1929 Ramsgate schev – Round 7 – Winter, William – 1-0 – Znosko-Borovsky, Eugene – G34 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Ne4 5. Qc2 f5 6. g3 b6 7. Bg2 Bb7 8. O-O Nxc3 9. bxc3 Be7 10. d5 O-O
1929 San Francisco sim – Round ? – Alekhine, Alexander – 0-1 – Fink, Adolf Jay – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Ba6 6. e3 O-O 7. Nd2 Bb7 8. f3 c5 9. Bg2 cxd4 10. exd4 d5
1930 Ebensee – Round 3 – Dyckhoff, Eduard – 0-1 – Eliskases, Erich – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bxc3+ 6. bxc3 Bb7 7. e3 O-O 8. Bd3 h6 9. Bh4 d6 10. O-O Qe7
1930 San Remo – Round 1 – Bogoljubow, Efim – 0-1 – Monticelli, Mario – G54 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 b6 5. Bg5 Bxc3+ 6. bxc3 Bb7 7. e3 d6 8. Bd3 Nbd7 9. O-O Qe7 10. Nd2 h6
1931 Blitz Match – Round 9 – Addicks, JH. – 0-1 – Duchamp, Marcel – G13 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. Nd2 Nc6 7. e3 e5 8. d5 Ne7 9. a3 Bxc3 10. Qxc3 d6
1931 Buenos Aires – Round 1 – Maderna, Carlos – 1-0 – Nogues Acuna, Alejandro – G16 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 c5 10. Bg2 d5
1931 Moskou ch-URS – Round 1 – Verlinsky, Boris – 0-1 – Kan, Ilya A – G130 1. Nf3 Nf6 2. d4 b6 3. c4 e6 4. Nc3 Bb7 5. Qc2 Bb4 6. Bg5 h6 7. Bd2 Bxc3 8. Bxc3 Ne4 9. e3 O-O 10. Bd3 f5
1931 New York – Round 1 – Kupchik, Abraham – 1/2-1/2 – Dake, Arthur William – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. Bg5 h6 7. Bd2 O-O 8. e3 d5 9. cxd5 exd5 10. Bd3 c5
1932 Berlin Ch – Round 10 – Richter, Kurt P – 1-0 – Koch, Berthold – G30 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 Bxc3+ 7. bxc3 d6 8. Bd3 Nbd7 9. Qe2 Qe7 10. O-O h6
1932 Berlin GER – Round 7 – Rotenstein, Simon – 0-1 – Koch, Berthold – G11 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. e3 Ne4 7. Bd3 f5 8. O-O Bxc3 9. bxc3 d6 10. Nd2 Nxd2
1932 Leningrad – Round 1 – Kalinin, A. – 0-1 – Lisitsin, Georgy – G12 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 b6 5. g3 Bb7 6. Bg2 O-O 7. Qb3 Bxc3+ 8. Qxc3 d6 9. O-O Nbd7 10. Bf4 Qe7
1933 Folkestone Olympiad V – Round 7.7 – Glass, Eduard – 1-0 – Duchamp, Marcel – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. Rc1 O-O 7. e3 d6 8. Be2 Nbd7 9. O-O Bxc3 10. Rxc3 Qe8
1933 Leningrad ch-URS – Round 1 – Savitsky, Leonid – 1-0 – Lisitsin, Georgy – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. g3 Bb7 7. Bg2 Ne4 8. O-O Bxc3 9. bxc3 O-O 10. c5 Nc6
1933 Trebitsch Memorial 16th – Round 7 – Kolnhofer, Josef – 1-0 – Becker, Albert – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bxc3+ 6. bxc3 Bb7 7. e3 h6 8. Bxf6 Qxf6 9. Be2 d6 10. O-O O-O
1934 Bad Liebenwerda – Round 3 – Saemisch, Friedrich – 0-1 – Pitschak, Rudolf – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. e3 b6 7. Bd3 Bb7 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1934 Bad Liebenwerda – Round 8 – Zinner, Emil – 1-0 – Henneberger, Walter – G25 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Bxc3+ 5. bxc3 d6 6. Qc2 Nbd7 7. e4 e5 8. c5 O-O 9. Bd3 Qe7 10. O-O dxc5
1934 Zuerich – Round 1 – Lasker, Emanuel – 1-0 – Henneberger, Walter – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. g3 O-O 7. Bg2 Qe7 8. Ba3 Nbd7 9. Nd2 e5 10. O-O Re8
1935 Bad Nauheim – Round 7 – Stoltz, Gabriel – 1-0 – Roedl, Ludwig – G27 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 d6 9. g3 Nd7 10. Bg2 Qc8
1935 Buenos Aires – Round 6 – Guimard, Carlos E – 1-0 – Cristia, Jose Maria – G60 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 Ne4 8. Qc2 f5 9. Bg2 Qf6 10. O-O O-O
1935 Konstantinovy Lazne – Round 4 – Pitschak, Rudolf – 0-1 – Hoenlinger, Baldur – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. Qc2 Qe7 7. Ba3 c5 8. e3 e5 9. Be2 e4 10. Nd2 O-O
1935 Lodz – Round 8 – Winter, William – 0-1 – Fine, Reuben – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 b6 6. Nd2 Bb7 7. f3 O-O 8. e4 d6 9. Bd3 e5 10. O-O Nc6
1935 Lodz IT – Round 6 – Tartakower, Savielly – 1/2-1/2 – Regedzinski, Teodor – G9 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Ne4 5. Qc2 f5 6. Bd2 Bxc3 7. Bxc3 Nxc3 8. bxc3 O-O 9. e4 d6 10. Bd3 Nc6
1935 Moscow – Round 16 – Lisitsin, Georgy – 1-0 – Kan, Ilya A – G78 1. Nf3 Nf6 2. c4 b6 3. d4 e6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 f5 10. Bg2 Nf6
1935 Warsaw ol – Round ? – Popa, Teodor – 1/2-1/2 – Luckis, Marcos – G75 1. Nf3 Nf6 2. d4 b6 3. c4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. e3 Ne4 7. Bd3 Bxc3+ 8. bxc3 f5 9. O-O O-O 10. Ne1 Qh4
1936 Corr – Round 1 – Balogh, Janos – 1-0 – Keres Paul Petrovich – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. g3 b6 7. Bg2 Bb7 8. Nd2 Bxc3 9. bxc3 Nd6 10. Bxb7 Nxb7
1936 Moscow – Round 1 – Levenfish, Grigory – 1/2-1/2 – Riumin, Nikolai – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Qc2 cxd4 7. Nxd4 Be7 8. e4 Nc6 9. Nf3 Qa5 10. Bd2 Qh5
1936 Philadelphia ch-ACF – Round 9 – Horowitz, Albert Israel – 1-0 – Denker, Arnold S – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. O-O Nc6 9. Nd2 e5 10. d5 Ne7
1936 Podebrady – Round ? – Zinner, Emil – 1-0 – Frydman, Paulino – G90 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bxf6 Qxf6 7. Qc2 d6 8. O-O-O d5 9. e3 dxc4 10. Bxc4 Nd7
1937 Berlin BSG – Round 5 – Saemisch, Friedrich – 1-0 – Rogmann, Gustav – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 d5 6. e3 h6 7. Bh4 b6 8. Rc1 Bb7 9. cxd5 Bxd5 10. a3 Be7
1937 Margate – Round 3 – Keres, Paul Petrovich – 1-0 – Hugh, Alexander Conel – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 Qc8 7. O-O c5 8. Nb5 cxd4 9. Bf4 Na6 10. Bd6 Qxc4
1937 Ostende – Round 2 – Keres, Paul – 1-0 – List, Paul – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 d5 6. e3 c5 7. Bd3 Qa5 8. O-O Bxc3 9. bxc3 Nf6 10. Rb1 Nbd7
1937 Ostende – Round 8 – List, Paul – 1-0 – Dunkelblum, Arthur – G40 1. Nf3 Nf6 2. d4 b6 3. c4 e6 4. Nc3 Bb7 5. Bg5 Bb4 6. Rc1 h6 7. Bd2 O-O 8. e3 d5 9. Be2 Nbd7 10. O-O Be7
1937 Prague – Round 4 – Zinner, Emil – 1/2-1/2 – Eliskases, Erich – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. e3 h6 7. Bxf6 Qxf6 8. Be2 Bxc3+ 9. bxc3 O-O 10. O-O d6
1937 Stockholm ol – Round 5 – Zinner, Emil – 1-0 – Stoltz, Gosta – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bxf6 Qxf6 7. Qc2 Nc6 8. O-O-O Bxc3 9. Qxc3 d6 10. e3 e5
1937 Teplitz-Schoenau – Round 4 – Saemisch, Friedrich – 0-1 – Gilg, Karl – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Rc1 h6 7. Bxf6 Qxf6 8. dxc5 Bxc5 9. g3 Nc6 10. Bg2 Qe7
1938 Bad Elster – Round 3 – Engels, Ludwig – 0-1 – Bogoljubow, Efim – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 b6 6. e3 Bb7 7. Bd3 O-O 8. Qc2 Bxf3 9. gxf3 d6 10. f4 c5
1938 Krefeld – Round 1 – Eliskases, Erich – 1/2-1/2 – Rogmann, Gustav – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bd2 Bb7 6. e3 O-O 7. Bd3 d6 8. Qc2 Nbd7 9. a3 Bxc3 10. Bxc3 Qe7
1938 URS Ch, semi final – Round 1 – Botvinnik, Mikhail – 1-0 – Chekhover, Vitaly – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 d6 6. e3 Qe7 7. Be2 e5 8. Qc2 Re8 9. O-O Bxc3 10. bxc3 h6
1939 Buenos Aires ol prel-A – Round 1 – Tartakower, Savielly – 1-0 – Trompowsky, Octavio – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bd2 Bb7 6. e3 O-O 7. Bd3 d6 8. Qc2 Re8 9. O-O-O Nbd7 10. a3 Bxc3
1939 Buenos Aires ol prel-B – Round 1 – Reyes Velasco, V. – 0-1 – Becker, Albert – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 O-O 7. O-O Bxc3 8. bxc3 d6 9. Qc2 Nbd7 10. Nd2 Bxg2
1939 Leningrad ch-URS – Round 10 – Botvinnik, Mikhail – 1-0 – Kan, Ilya A – G77 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Ne4 8. Qc2 Nxd2 9. Nxd2 d6 10. e3 e5
1940 Bad Elster – Round 1 – Saemisch, Friedrich – 0-1 – Roedl, Ludwig – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Rc1 h6 7. Bxf6 Qxf6 8. dxc5 Nc6 9. a3 Bxc5 10. e3 Qd8
1940 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Ragozin, Viacheslav – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Qe7 5. Bg5 O-O 6. e3 d6 7. Nd2 h6 8. Bh4 Nbd7 9. Be2 g5 10. Bg3 e5
1940 New York – Round 1 – Chernev, Irving – 1-0 – Cruz, Walter – G5 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Bg5 Bb4 6. Rc1 h6 7. Bh4 g5 8. Bg3 Ne4 9. e3 h5 10. d5 h4
1941 Munchen – Round 1 – Rethy, Pal – 1/2-1/2 – Mross, Paul – G9 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. Bg5 Bxc3+ 7. Qxc3 Qe7 8. e3 d6 9. Nd2 Nbd7 10. f3 h6
1942 Duras 60 Memorial – Round 2 – Podgorny, Jiri – 1/2-1/2 – Zita, Filip – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. Qc2 Nbd7 7. e4 e5 8. Bd3 Qe7 9. O-O c5 10. d5 Nh5
1943 BRA Ch m – Round 6 – De Souza Mendes, Joao – 0-1 – Charlier, Antoine – G6 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 O-O 7. Qc2 Be4 8. Qb3 Bxc3+ 9. Qxc3 d6 10. Nd2 Bb7
1943 Mar del Plata – Round 1 – Rossetto, Hector – 1-0 – Concepcion Villegas, Bryan Uriel – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 a5 6. a3 Bxc3+ 7. Qxc3 Bb7 8. g3 d6 9. Bg2 Nbd7 10. O-O O-O
1943 Prague – Round 2 – Novotny, Oldrich – 0-1 – Foltys, Jan – G13 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Bg5 Bb4 6. Rc1 h6 7. Bh4 g5 8. Bg3 Ne4 9. e3 h5 10. h3 Nxg3
1944 La Plata Jockey Club – Round 7 – Stahlberg, Gideon – 1-0 – Sanguinetti, Renato – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. e3 Bb7 7. Be2 O-O 8. O-O Bxc3 9. bxc3 d6 10. Nd2 c5
1945 Buenos Aires Circulo – Round 1 – Stahlberg, Gideon – 1-0 – Guimard, Carlos E – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. a3 Ba5 7. Bd2 O-O 8. e3 d5 9. Be2 cxd4 10. Nxd4 e5
1945 Ljubljana – Round 8 – Puc, Stojan – 1/2-1/2 – Pachman, Ludek – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. e3 d6 8. Bd3 Nc6 9. O-O e5 10. d5 Ne7
1945 Mar del Plata – Round 6 – Stahlberg, Gideon – 1-0 – Sanguinetti, Renato – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. a3 Ba5 7. e3 Bb7 8. Be2 Qc7 9. Bd2 O-O 10. O-O Nc6
1945 Moscow Ch – Round 5 – Zhivtsov, A. – 0-1 – Ragozin, Viacheslav – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. Bg5 Bxc3 9. bxc3 Re8 10. Rb1 Rb8
1945 Odense – Round 1 – Enevoldsen, Harald – 1-0 – Christensen Preben – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. Bg5 Qe7 7. Nd2 O-O 8. e4 e5 9. f3 b6 10. Bd3 c5
1945 Tbilisi – Round 1 – Palavandishvili – 1/2-1/2 – Petrosian, Tigran A. – G7 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. e3 O-O 7. Bd3 c5 8. Bd2 cxd4 9. exd4 Bxf3 10. gxf3 Nc6
1945 Tbilisi Tbilisi GEO – Round 1 – Grigoriev, A. – 0-1 – Petrosian, Tigran A. – G3 1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 4. Nf3 Nf6 5. a3 Ba5 6. Qc2 d5 7. dxc5 d4 8. b4 dxc3 9. bxa5 Qxa5 10. e4 Nc6
1945 URS-sf – Round 2 – Chistiakov, Alexander – 1-0 – Baturinsky, Victor – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 O-O 7. O-O Bxc3 8. bxc3 d6 9. Nd2 Bxg2 10. Kxg2 e5
1946 Arbon – Round 2 – Bickel, Gustav – 0-1 – Yanofsky, Daniel Abraham – G3 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. e3 h6 7. Bxf6 Qxf6 8. Be2 Bxc3+ 9. bxc3 O-O 10. O-O d6
1946 Augsburg – Round 1 – Troger, Paul – 0-1 – Unzicker, Ferdinand, Dr. – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. g4 b6 7. gxf5 exf5 8. Bg2 Nc6 9. d5 Na5 10. Bd2 Nxd2
1946 Mar del Plata – Round 1 – Najdorf, Miguel – 1-0 – Bolbochan, J. – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 d6 6. e3 Nbd7 7. Be2 Bxc3+ 8. bxc3 Re8 9. Nd2 e5 10. O-O h6
1946 Mar del Plata – Round 13 – Stahlberg, Gideon – 1/2-1/2 – Rocas, Orlando – G116 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. g3 Bb7 7. Bg2 O-O 8. O-O Bxc3 9. Qxc3 d6 10. b3 Nbd7
1946 Mar del Plata – Round 3 – Stahlberg, Gideon – 1-0 – Maccioni, Alejandro – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. a3 Ba5 7. e3 O-O 8. Be2 d5 9. O-O cxd4 10. Nxd4 Bb7
1946 Mar del Plata – Round 4 – Letelier Martner, Rene – 1/2-1/2 – Stahlberg, Gideon – G48 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. e3 Qe7 7. Bd3 e5 8. Nd2 O-O 9. O-O c5 10. Qc2 Nc6
1946 Mar del Plata – Round 7 – Letelier Martner, Rene – 1-0 – Rocas, Orlando – G72 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. a3 Bxc3+ 7. Qxc3 Bb7 8. e3 O-O 9. Bd3 Ne4 10. Qc2 f5
1946 Nt Augsburg GER – Round 15 – Troeger, Paul – 0-1 – Unzicker, Wolfgang – G29 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. g4 b6 7. gxf5 exf5 8. Bg2 Nc6 9. d5 Na5 10. Bd2 Nxd2
1946 Pittsburgh Open – Round 1 – Kupchik, Abraham – 1/2-1/2 – Jirov Katz, Maayan – G40 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qc2 Bb7 6. Bg5 h6 7. Bd2 O-O 8. e3 Bxc3 9. Bxc3 Ne4 10. Bd3 f5
1946 POL Ch – Round 21 – Borowski, Natan – 1-0 – Gawlikowski, Stanislaw – G122 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Bg5 Bb4+ 5. Nc3 Bb7 6. e3 O-O 7. Qc2 h6 8. Bh4 d6 9. a3 Bxc3+ 10. Qxc3 Nbd7
1946 Treybal Memorial – Round 3 – Katetov, Miroslav – 0-1 – Foltys, Jan – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 O-O 7. O-O Bxc3 8. bxc3 d6 9. a4 Nc6 10. Nd2 Na5
1946 USA Ch New York, NY USA – Round 1 – Ulvestad, Olaf – 1-0 – Kowalski, Stefan – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qd3 f5 6. Nd2 Nxc3 7. bxc3 Be7 8. g3 O-O 9. Bg2 d5 10. cxd5 exd5
1947 Hungary – Round 1 – Tipary, Lajos – 0-1 – Laszlo, Csaba – G16 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 Bb4 5. Qb3 Qe7 6. a3 Bxc3+ 7. Qxc3 Bb7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ne4
1948 Buenos Aires – Round 1 – Stahlberg, Gideon – 1-0 – Rossetto, Hector – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. dxc5 Na6 7. Bd2 Bxc5 8. g3 b6 9. Bg2 Bb7 10. O-O d5
1948 Essen – Round 1 – Troger, Paul – 0-1 – Unzicker, Ferdinand, Dr. – G5 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qc2 Bb7 6. Bg5 h6 7. Bd2 O-O 8. e3 Bxc3 9. Bxc3 Ne4 10. Bb4 c5
1948 Mar del Plata – Round 1 – Stahlberg, Gideon – 1-0 – De Freitas, Manuela Schmitz – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 Qe7 6. Bg5 h6 7. Bh4 Nc6 8. e3 a5 9. a3 Bxc3+ 10. Qxc3 d6
1948 Mar del Plata ARG – Round ? – Stahlberg, Gideon – 1-0 – De Freitas, Marcio Elisio – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 Qe7 6. Bg5 h6 7. Bh4 Nc6 8. e3 a5 9. a3 Bxc3+ 10. Qxc3 d6
1949 Baarn – Round 7 – Barendregt, Johan – 1/2-1/2 – Euwe, Max – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. Bf4 Bxc3+ 7. Qxc3 d6 8. g3 Bb7 9. Bg2 Nbd7 10. O-O O-O
1949 Berlin GER – Round 5 – Vogel Walter – 1-0 – Teschner, Rudolf – G4 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Qc2 Bb4 6. Bd2 O-O 7. e3 Bxc3 8. Bxc3 Ne4 9. Bd3 f5 10. O-O Nxc3
1949 Beverwijk NED – Round ? – O'Kelly de Galway, Alberic – 0-1 – Golombek, Harry – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. g3 Bb7 7. Bg2 c5 8. dxc5 Qxc5 9. O-O Bxc3 10. Qxc3 O-O
1949 BUL Ch – Round 7 – Bobotsov, Milko G – 1/2-1/2 – Malchev, Andrej – G34 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 Bxc3+ 7. bxc3 d6 8. Bd3 Nbd7 9. e4 e5 10. O-O Re8
1949 GER Ch Bad Pyrmont GER – Round 1 – Troger, Paul – 1-0 – Unzicker, Ferdinand, Dr. – G1 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qc2 Bb7 6. Bd2 O-O 7. e3 Bxc3 8. Bxc3 Ne4 9. Bb4 d6 10. Bd3 f5
1949 Oldenburg – Round 5 – O'Kelly de Galway, Alberic – 1-0 – Saemisch, Friedrich – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. g3 Bb7 7. Bg2 O-O 8. O-O Bxc3 9. Qxc3 d6 10. b3 c5
1949 Split/Belgrade m – Round 12 – Stahlberg, Gideon – 1/2-1/2 – Gligorić, Svetozar – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 O-O 8. Bg2 d6 9. O-O Nbd7 10. b3 Rb8
1949 Toronto Ch – Round 3 – Moskal, Myron – 0-1 – Anderson, Frank Ross – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bxf6 Bxc3+ 7. bxc3 Qxf6 8. e3 Bb7 9. Bd3 O-O 10. e4 d6
1949 Trencianske-Teplice – Round 1 – Stahlberg, Gideon – 1-0 – Rossolimo, Nicolas – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. a3 Bxc3+ 7. Qxc3 Bb7 8. g3 d6 9. Bg2 Nbd7 10. O-O O-O
1950 Amsterdam – Round 18 – Stahlberg, Gideon – 1/2-1/2 – Donner, Jan-Hein – G170 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. Bd2 O-O 6. dxc5 Nc6 7. g3 Bxc5 8. Bg2 d5 9. cxd5 Nxd5 10. O-O Nxc3
1950 Amsterdam ch-NED – Round 1 – Barendregt, Johan – 1/2-1/2 – Spanjaard, Eduard – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. Bf4 Bxc3+ 7. Qxc3 d6 8. g3 Bb7 9. Bg2 Nbd7 10. O-O O-O
1950 Bled – Round 13 – Najdorf, Miguel – 1-0 – Pirc, Vasja – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. Bg5 h6 7. Bh4 d5 8. e3 Nc6 9. dxc5 g5 10. Bg3 Ne4
1950 Candidats Playoff 1pl – Round 7 – Bronstein, David I – 1-0 – Boleslavsky, Isaac – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Qb3 a5 6. g3 Nc6 7. Bg2 Ne4 8. O-O Bxc3 9. bxc3 O-O 10. Ne1 f5
1950 Corr Wch1 – Round 1 – Van Scheltinga, Theo – 1-0 – Dixon Mitchell, Madeleyn Desiret – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 Bb7 9. g3 O-O 10. Bg2 d5
1950 DDR Ch – Round 15 – Krause, Kurt – 0-1 – Platz, Hans – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. Rc1 h6 7. Bxf6 Qxf6 8. e3 O-O 9. Be2 Re8 10. O-O Bf8
1950 Dubrovnik olm – Round 3 – Enevoldsen, Harald – 1-0 – Mueller, Hans – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 d6 7. Qc2 Nbd7 8. a3 Bxc3+ 9. Qxc3 Qe8 10. O-O-O b6
1950 Dubrovnik YUG – Round 10 – Van Scheltinga, Theo – 0-1 – Pirc, Vasja – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. Bg5 Nc6 7. dxc5 Bxc5 8. e3 Be7 9. Be2 b6 10. O-O Bb7
1950 Moskou ch-URS – Round 1 – Borisenko, Georgy K – 1/2-1/2 – Liublinsky, Victor – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Bg5 h6 6. Bh4 Bxc3+ 7. bxc3 Nbd7 8. Nd2 Qe7 9. e4 e5 10. Bd3 Nf8
1950 Southsea – Round 4 – Alexander, F. – 1-0 – Golombek, Harry – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bxc3+ 6. bxc3 Bb7 7. e3 d6 8. Bd3 Nbd7 9. O-O h6 10. Bxf6 Qxf6
1950 Southsea – Round 6 – Winterton, Ken – 0-1 – Bogoljubow, Efim – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Ne4 8. e3 b6 9. Bd3 Nxd2 10. Qxd2 Bb7
1950 Venice – Round 12 – Donner, Jan-Hein – 1-0 – Golombek, Harry – G97 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 d6 8. Bg2 Nbd7 9. O-O O-O 10. b3 Qc8
1950 Vienna – Round 5 – Van den Tol, Theo – 1/2-1/2 – Gruenfeld, Ernst – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 d6 8. Bg2 Nbd7 9. O-O O-O 10. b3 Qe7
1951 Bad Pyrmont zt – Round 1 – Unzicker, Wolfgang – 1-0 – Matanovic, Aleksandar – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 Bxc3+ 7. bxc3 d6 8. O-O O-O 9. Ba3 c5 10. d5 e5
1951 Bad Pyrmont zt – Round 11 – Gligorić, Svetozar – 1-0 – Kramer, Haije – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 a5 6. a3 Bxc3+ 7. bxc3 d6 8. a4 Nbd7 9. Nd2 Bb7 10. f3 e5
1951 Budapest HUN – Round ? – Korody Keresztely, Imre – 0-1 – Bilek, Istvan – G14 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Bd2 Bb7 6. g3 O-O 7. Bg2 d6 8. O-O Nbd7 9. Rc1 Bxc3 10. Bxc3 Ne4
1951 It Dortmund GER – Round 11 – O'Kelly de Galway, Alberic – 1-0 – Keller, Edith – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 O-O 8. Bg2 d6 9. b3 Nbd7 10. O-O Qe7
1951 Mar del Plata zt – Round 19 – Flores Alvarez, Rodrigo – 1/2-1/2 – Marini, Liam – G183 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. g3 Bb7 7. Bg2 O-O 8. O-O Bxc3 9. Qxc3 d6 10. b3 c5
1951 Match FRG-YUG – Round 1 – Bogoljubow, Efim – 1/2-1/2 – Matanovic, Aleksandar – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. Bg5 Nbd7 9. e3 Qe7 10. Bd3 e5
1951 Reggio Emilia – Round 6 – Wade, Robert G – 1/2-1/2 – Millini, Paolo – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 O-O 8. Bg2 d6 9. O-O Nbd7 10. b3 c5
1951 Stevenson Memorial 3rd – Round 9 – O'Kelly de Galway, Alberic – 0-1 – Roelle, Philipp – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. Bg5 h6 7. Bh4 g5 8. Bg3 g4 9. dxc5 Nc6 10. a3 Ba5
1951 USA-op52 – Round 2 – Sharp, C. – 0-1 – Kashdan, Isaac – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Qc2 Nc6 7. e3 h6 8. Bh4 d5 9. dxc5 g5 10. Bg3 Ne4
1952 Chester ch-BCF – Round 4 – Wade, Robert G – 1-0 – Russ, VJ. – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. g3 Bxc3+ 6. bxc3 d6 7. Bg2 Nc6 8. O-O Rb8 9. Qd3 e5 10. Nd2 Bd7
1952 Helsinki olm – Round 1 – Enevoldsen, Harald – 0-1 – Rossetto, Hector Decio – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 d5 7. a3 Bxc3+ 8. bxc3 c5 9. e3 Qa5 10. Bxf6 Qxc3+
1952 Mar del Plata – Round 5 – Rossetto, Hector – 1-0 – German, Eugenio – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. e3 d5 7. dxc5 Nc6 8. Bd2 Bxc5 9. cxd5 exd5 10. Be2 a6
1952 Saltsjobaden Interzonal – Round 6 – Wade, Robert G – 1/2-1/2 – Sanchez Alpizar, Luis Alberto – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. Bd2 d5 6. dxc5 Bxc5 7. e3 O-O 8. Rc1 Nc6 9. cxd5 exd5 10. Be2 Qe7
1952 Tatranska ch CZE – Round 2 – Filip, Miroslav – 1-0 – Kucera, Jan – G3 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. g3 Bb7 7. Bg2 Nc6 8. dxc5 Bxc5 9. O-O Rc8 10. Qd1 Na5
1953 Candidats Tournament – Round 29 – Stahlberg, Gideon – 1/2-1/2 – Euwe, Max – G190 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Rc1 h6 7. Bxf6 Qxf6 8. e3 O-O 9. Be2 d6 10. O-O Bxc3
1953 Mar del Plata – Round 13 – Eliskases, Erich – 1/2-1/2 – Wexler, Bernardo – G132 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Qc2 d5 8. cxd5 exd5 9. e3 c4 10. Be2 Nc6
1953 Mar del Plata – Round 8 – Rossetto, Hector – 1-0 – Shocron, Ruben – G90 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. e3 b6 8. Bd3 Bb7 9. O-O Qc7 10. Bb2 d6
1953 URS-training – Round 8 – Keres, Paul – 0-1 – Tolush, Alexander V – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. e3 Bb7 7. Be2 Nc6 8. a3 Na5 9. Qc2 Be4 10. Qa4 Bxc3+
1954 Amsterdam olm – Round 1 – Staahlberg, Gideon – 1/2-1/2 – Pirc, Vasja – G67 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Rc1 h6 7. Bxf6 Qxf6 8. e3 O-O 9. Be2 d6 10. O-O Bxc3
1954 CSR Ch – Round 8.7 – Podgorny, Jiri – 1/2-1/2 – Kozma, Julius – G70 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. Bg5 Bb4 6. Qb3 a5 7. a3 a4 8. Qc2 Bxc3+ 9. bxc3 d6 10. e3 Nbd7
1954 Leningrad RUS – Round ? – Borisenko, Georgy K – 1/2-1/2 – Tolush, Alexander – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. e3 cxd4 8. Nxd4 Qa5 9. Bd3 Nc6 10. O-O Bxc3
1954 Mar del Plata – Round 4 – Castillo Larenas, Mariano – 1/2-1/2 – Shocron, Ruben – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 b5 6. Bg5 h6 7. Bxf6 Qxf6 8. Qc2 O-O 9. e4 Bb7 10. O-O-O Bxc3
1954 URS Team Ch – Round 9 – Shaposhnikov, Yury – 0-1 – Konstantinopolsky, Alexander – G157 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. Bg5 Bb4 6. Qb3 Qe7 7. a3 Bxc3+ 8. Qxc3 h6 9. Bf4 d6 10. Nd2 Nbd7
1954 US Open 55th – Round 1 – Sandrin, Albert – 0-1 – Rossolimo, Nicolas – G1 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Qb3 a5 7. a3 Bxc3+ 8. Qxc3 h6 9. Bf4 d6 10. g3 g5 0-1
1955 Moscow Ch – Round 5 – Ragozin, Viacheslav – 0-1 – Simagin, Vladimir – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bxf6 Qxf6 7. Rc1 Bb7 8. a3 Bxc3+ 9. Rxc3 O-O 10. e3 d6
1955 Moscow Ch – Round 7 – Simagin, Vladimir – 0-1 – Khasin, Abram – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. Qc2 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. e3 d5
1955 Moscow m – Round 8 – Kan, Ilya A – 1/2-1/2 – Khachaturov, Andrey Andreevich – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Bg5 Nbd7 6. Qc2 h6 7. Bxf6 Qxf6 8. O-O-O Bxc3 9. Qxc3 b6 10. g3 Bb7
1955 Novi Sad – Round 10 – Puc, Stojan – 1-0 – Vospernik, Zdravko – G78 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e4 Bb7 8. Bd3 c5 9. O-O Bxc3 10. bxc3 d6
1955 Prague tm – Round 3 – Alster, Ladislav – 1/2-1/2 – Cucka, Josef – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 Nc6 6. Bg5 h6 7. Bh4 a5 8. a3 a4 9. Qc2 Bxc3+ 10. Qxc3 d6
1955 ROM-FRA – Round 2.2 – Chaude de Silans, Chantal – 0-1 – Balanel, Ion – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 a5 9. b3 O-O 10. e3 d6
1955 URS Ch sf – Round ? – Goldenov, Boris P – 1/2-1/2 – Sokolsky, Alexey – G4 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 a5 6. a3 a4 7. Qc2 Bxc3+ 8. Qxc3 Bb7 9. Bg5 d6 10. e3 Nbd7
1955 URS-USA telex – Round 3 – Evans, Larry M – 1/2-1/2 – Bronstein, David I – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 Nd6 10. Bg2 Be4
1956 Leningrad ch-URS – Round 1 – Borisenko, Georgy K – 1/2-1/2 – Lisitsin, Georgy – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Qc2 Nbd7 6. Bd2 b6 7. e4 Bb7 8. Bd3 e5 9. O-O-O O-O 10. a3 Bxc3
1956 Montevideo – Round 1 – Olivera, Alfredo – 0-1 – Bauza, Lorenzo – G16 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 c5 5. d5 exd5 6. cxd5 d6 7. a3 Ba5 8. g3 O-O 9. Bg2 b5 10. O-O a6
1956 Olympiad, Moscow RUS – Round 1 – Ehnevoldsen I – 1/2-1/2 – Karaklajic, Nikola – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. e3 b6 7. Bd2 d6 8. Be2 Nc6 9. a3 Bxc3 10. Bxc3 Ne4
1956 URS Ch sf – Round ? – Chistiakov, Alexander – 1/2-1/2 – Shamkovich, Leonid – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 Bxc3+ 7. bxc3 d6 8. O-O Nbd7 9. Nd2 Bxg2 10. Kxg2 O-O
1957 Dallas – Round ? – Szabo, Laszlo – 1/2-1/2 – Reshevsky, Samuel – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 O-O 7. e3 Bxc3 8. Bxc3 Ne4 9. dxe6 Bxe6 10. Qc2 Nxc3
1957 Dublin zt – Round 2 – O'Sullivan, Donal – 0-1 – Van Scheltinga, Theo – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Nc6 5. Bg5 h6 6. Bxf6 Qxf6 7. e4 e5 8. d5 Nd4 9. Be2 Nxe2 10. Qxe2 Bxc3+
1957 EU Team Ch – Round 3 – Korchnoi, Viktor – 1-0 – Nedeljkovic, Srecko M – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 O-O 7. e3 Na6 8. Bd3 Nc7 9. dxe6 fxe6 10. a3 Ba5
1957 Sao Paulo – Round 3 – Zacharias Guardia, Jose Bismarck – 0-1 – Rossetto, Hector – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. e3 Qa5 8. Qb3 Ne4 9. Rc1 cxd4 10. exd4 Nc6
1957 URS Ch sf – Round 1 – Kalashian, Loris – 0-1 – Mnatsakanian, Eduard A – G5 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 Bxc3+ 7. bxc3 d6 8. Bd3 Nbd7 9. O-O h6 10. Bh4 g5
1957 URS-JUG – Round 5 – Tolush, Alexander V – 1/2-1/2 – Nedeljkovic, Srecko M – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 e5 9. Nd2 Nbd7 10. e4 Qa5
1957 USA Ch Open 58th – Round 8 – Shipman, Walter – 1-0 – Garais, I – G53 1. c4 Nf6 2. Nf3 b6 3. d4 e6 4. Bg5 Bb4+ 5. Nc3 Bb7 6. e3 c5 7. Be2 cxd4 8. exd4 h6 9. Bd2 d5 10. Qa4+ Nc6
1957 Wageningen zt – Round 5 – Szabo, Laszlo – 1-0 – Donner, Jan-Hein – G23 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 exd5 6. cxd5 d6 7. e3 Nbd7 8. a3 Bxc3+ 9. bxc3 O-O 10. c4 b5
1957 Wageningen zt – Round 8 – Alster, Ladislav – 0-1 – Hanninen, Veikko – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. b4 Ne4 8. Qd3 d5 9. c5 a5 10. cxb6 axb4
1957 Wenen etc – Round 5 – Korchnoi, Viktor – 1-0 – Kieninger, Georg – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 O-O 7. e3 e5 8. Qc2 Bg4 9. Bd3 Bxf3 10. gxf3 Nbd7
1958 Buenos Aires V – Round 1 – Marini, Luis – 1/2-1/2 – Buj, Pablo – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. d5 b5 6. dxe6 fxe6 7. cxb5 d5 8. e3 O-O 9. Be2 Bb7 10. O-O Nbd7
1958 Clare Benedict Cup 05th – Round 1 – Van Scheltinga, Theo – 1-0 – Szabados, Eugenio – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. a3 Bxc3+ 7. Qxc3 Bb7 8. g3 O-O 9. Bg2 d6 10. O-O Nbd7
1958 Munich olm fin-B – Round 4 – Szabo, Laszlo – 1-0 – Sliwa, Bogdan – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 Qe7 6. a3 Bxc3+ 7. Qxc3 Bb7 8. b4 a5 9. b5 d6 10. g3 Nbd7
1958 Munich olm fin-B – Round 7 – Kristjansson, Olafur – 0-1 – Alvarez Martin, Pedro – G65 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 d5 7. cxd5 exd5 8. e3 O-O 9. Be2 Ne4 10. Bd2 Nc6
1959 Candidates Tournament women – Round 4 – Borisenko-Belova, Valentina – 1/2-1/2 – Gresser, Gisela Kahn – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bh4 Bxc3+ 7. bxc3 d6 8. Nd2 Bb7 9. f3 Nbd7 10. e4 e5
1959 Mar del Plata – Round 1 – Sanguinetti, Ricardo – 0-1 – Pachman, Ludek – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bxc3+ 6. bxc3 Bb7 7. Bh3 O-O 8. O-O d6 9. Bg5 h6 10. Bxf6 Qxf6
1959 Stevenson Memorial – Round 5 – Karaklajic, Nikola – 1-0 – Hindle, Owen M – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 d5 6. cxd5 Bxc3+ 7. bxc3 exd5 8. e3 h6 9. Bh4 Nbd7 10. Bd3 c5
1960 Asztalos Memorial 3rd – Round 11 – Damjanovic, Mato – 0-1 – Kluger, Gyula – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. a3 Bxc3+ 7. bxc3 h6 8. Bh4 d6 9. e3 Nbd7 10. a4 a5
1960 It Bad Salzungen GER – Round 3 – Drozd, Ryszard – 1/2-1/2 – Bertholdt, Dieter – G10 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. O-O Nbd7 10. Qc2 Be7
1960 Leipzig olm fin-A – Round 1 – Byrne, Robert E – 1-0 – Mititelu, Gheorghe – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 f5 10. Bg2 Qc8
1960 Leipzig olm fin-A – Round 5 – Byrne, Ray – 1/2-1/2 – Korchnoi, Viktor – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 O-O 9. g3 Nf6 10. Bg2 Be4
1960 Leipzig olm fin-A – Round 8 – Byrne, Robert E – 1/2-1/2 – Wexler, Bernardo – G140 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. Rc1 cxd4 8. Nxd4 d5 9. cxd5 exd5 10. e3 Nc6
1960 Leipzig olm fin-B – Round 5 – Johannessen, Simon T – 1-0 – Sliwa, Bogdan – G54 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 d6 7. dxc5 dxc5 8. Qxd8+ Kxd8 9. Ne5 Ke7 10. g3 Nfd7
1960 Leningrad ch-URS – Round 6 – Korchnoi, Viktor – 0-1 – Simagin, Vladimir – G49 1. c4 e6 2. Nc3 Nf6 3. d4 Bb4 4. Nf3 b6 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. e3 d6 9. b4 Nbd7 10. Bb2 Ne4
1960 Leningrad tt – Round 1 – Langeweg, Kick – 1-0 – Kvist, Goesta – G4 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. O-O Nbd7 10. Ne5 Be7
1960 Leningrad tt – Round 11 – Sokolov, Vladimir – 1-0 – Langeweg, Kick – G149 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 b6 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 d6 8. Bg2 Nbd7 9. O-O a5 10. b3 O-O
1960 Ljubljana – Round 1 – Gligorić, Svetozar – 1/2-1/2 – Sofrevski, Jovan – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. d5 b5 8. Rc1 Bb7 9. e3 d6 10. dxe6 fxe6
1960 URS Ch sf – Round 4 – Osnos, Viatcheslav – 0-1 – Uusi, Gunnar – G27 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 b6 5. Qb3 c5 6. Bg5 Nc6 7. e3 Ba6 8. a3 Na5 9. Qc2 Bxc3+ 10. Qxc3 cxd4
1961 Hastings6162 – Round 9 – Flohr, Salo – 1/2-1/2 – Botvinnik, Mikhail – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Ne4 8. Qc2 Nxd2 9. Qxd2 cxd4 10. cxd4 Nc6
1961 IBM – Round 8 – Wade, Robert G – 0-1 – Armoon Tan, Hooman – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. dxc5 Bxc5 7. g3 Bb7 8. Bg2 Nc6 9. O-O Qc8 10. Bg5 Na5
1961 Moskou – Round 1 – Simagin, Vladimir – 1/2-1/2 – Petrosian, Tigran A. – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. d5 d6 7. e3 Qe7 8. dxe6 Bxe6 9. Be2 h6 10. Bh4 Nbd7
1961 New York ch-USA – Round 10 – Kramer, Gerald – 1/2-1/2 – Turner, Abe J – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. Bd2 O-O 6. Rc1 cxd4 7. Nxd4 Nc6 8. Nf3 d5 9. a3 Be7 10. e3 a6
1961 URS Ch sf Batumi GEO – Round ? – Nei, Iivo – 0-1 – Roizman, Abram Y – G8 1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. d4 O-O 5. Bg5 c5 6. d5 exd5 7. cxd5 d6 8. g3 h6 9. Bd2 Bg4 10. Bg2 Nbd7
1961 Vrnjacka Banja ct women – Round 11 – Borisenko-Belova, Valentina – 1-0 – Lazarevic, Milunka – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 Bxc3+ 6. bxc3 d6 7. e3 Nbd7 8. Bd3 Re8 9. Nd2 h6 10. Bh4 e5
1962 Bucharest ROM – Round 9 – Popov, Luben – 1-0 – Dunkelblum, Arthur – G24 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. e3 O-O 7. Bd3 c5 8. O-O h6 9. Bh4 cxd4 10. exd4 Be7
1962 Candidats Tournament – Round 10 – Filip, Marius Liviu – 1/2-1/2 – Fischer, Raphael – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. dxc5 Na6 7. Bd2 Qe7 8. e3 Nxc5 9. Qc2 b6 10. Be2 Bb7
1962 Lasker Memorial – Round 1 – Uhlmann, Wolfgang – 1/2-1/2 – O'Kelly, Albéric de Galway – G1 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 c5 6. a3 Ba5 7. Bd2 O-O 8. e3 d5 9. cxd5 exd5 10. Be2 c4
1962 Lasker Memorial Berlin-Ost – Round 13 – Malich, Burkhard, Dr. – 1/2-1/2 – Drimer, Dolfi – G59 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 O-O 8. Bg5 d6 9. e3 Nbd7 10. Be2 Qe7
1962 Leningrad – Round 1 – Vladimirov, Boris T – 1-0 – Barstatis, Reinhardas – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Qc2 c5 6. e3 O-O 7. Be2 Nc6 8. O-O e5 9. dxe5 dxe5 10. Rd1 Bd7
1962 New York ch-USA – Round 3 – Byrne, Ray – 1/2-1/2 – Evans Lianda – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Rc1 h6 7. Bh4 g5 8. Bg3 Ne4 9. e3 f5 10. Bd3 cxd4
1962 Poznan ch POL – Round 9 – Cylwik, Zbigniew – 0-1 – Schmidt, Wlodzimierz – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. e3 Bxc3+ 7. bxc3 e5 8. Be2 O-O 9. O-O Qe7 10. Nd2 e4
1962 Stockholm Interzonal – Round 5 – Uhlmann, Wolfgang – 1-0 – German, Eugenio – G37 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 Qe7 6. a3 Bxc3+ 7. Qxc3 Bb7 8. g3 c5 9. Bg2 cxd4 10. Qxd4 Nc6
1962 Varna olm – Round 9 – Barden, Leonard – 1-0 – O'Hare, E. – G390 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. d5 d6 7. Rc1 exd5 8. cxd5 Nbd7 9. a3 Ba5 10. Nd2 Nb6
1963 Bad Liebenstein – Round 2 – Uhlmann, Wolfgang – 1/2-1/2 – Liebert, Heinz – G10 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 c5 6. a3 Ba5 7. Bg5 h6 8. Bh4 Nc6 9. e3 cxd4 10. exd4 O-O
1963 Capablanca Memorial – Round 18 – Haro Garcia, Gilberto – 1-0 – De Greif, Boris – G167 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. a3 Bxc3+ 7. bxc3 h6 8. Bh4 g5 9. Bg3 Ne4 10. Nd2 Nxg3
1963 Hoogovens – Round 5 – Stahlberg, Gideon – 1/2-1/2 – O'Kelly, Albéric de Galway – G46 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 O-O 5. Qb3 c5 6. Bg5 d5 7. dxc5 Nc6 8. e3 dxc4 9. Bxc4 Qa5 10. Bxf6 gxf6
1963 Kiev Avantgard Ch – Round ? – Zamikhovsky, Abram – 1/2-1/2 – Sakharov, Yuri N – G16 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 a5 8. g3 O-O 9. Bg2 d6 10. b3 Nbd7
1963 Leipzig Open 6364 2nd – Round 2 – Muehlberg, Siegfried – 1-0 – Schoeneberg, Manfred – G6 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. a3 Bxc3+ 7. Qxc3 Ne4 8. Qc2 f5 9. e3 O-O 10. b4 d6
1963 New York ch-USA – Round 4 – Byrne, Ray – 1/2-1/2 – Reshevsky, Samuel – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Rc1 d6 7. e3 Nbd7 8. Bd3 e5 9. dxe5 dxe5 10. Nd2 h6
1963 OWL Ch – Round 7 – Lachmann, Hans G – 1-0 – Detert, Heinz – G19 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. g3 Bb7 6. Bg2 d5 7. Qa4+ 1-0
1963 Sarajevo – Round 4 – Simagin, Vladimir – 1/2-1/2 – Ivkov, Borislav – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 e5 9. Nd2 Nbd7 10. e3 Nf8
1963 Spartak CC – Round ? – Zaitsev, Alexander – 1-0 – Cherepkov, Alexander V – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. e3 cxd4 8. exd4 Qa5 9. Bd3 Bxc3+ 10. bxc3 Qxc3+
1963 Spartak CC – Round ? – Zaitsev, Alexander – 1-0 – Zhukhovitsky, Samuel – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. e3 Bxc3+ 7. bxc3 d6 8. Nd2 Nbd7 9. f3 Qe7 10. Bd3 h6
1964 Amsterdam Interzonal – Round 14 – Perez Perez, Francisco Jose – 0-1 – Pachman, Ludek – G134 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Bxc3+ 6. bxc3 d6 7. Bg5 e5 8. Nd2 h6 9. Bh4 Nbd7 10. e3 Qe7
1964 BRA zn – Round 8 – De Alvarenga, Reynaldo Augusto Ferraz – 1/2-1/2 – De Freitas, Marcio Elisio – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. a3 Bxc3+ 6. bxc3 Bb7 7. Bg5 h6 8. Bh4 d6 9. e3 g5 10. Bg3 Ne4
1964 Budapest ch-HUN – Round 1 – Szabo, Ladislav – 1-0 – Lengyel, Laszlo – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Ne4 6. Qc2 Qf6 7. a3 Bxc3+ 8. bxc3 O-O 9. Bb2 Nd6 10. e3 e5
1964 Buenos Aires – Round 12 – Byrne, Robert E – 1/2-1/2 – Eliskases, Erich – G104 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Rc1 cxd4 7. Nxd4 Nc6 8. e3 Be7 9. Be2 Qa5 10. Bh4 Nxd4
1964 Ch URS, Kiev UKR – Round 16 – Borisenko, Georgy K – 1-0 – Goldenov, Boris P – G9 1. d4 e6 2. c4 Bb4+ 3. Nc3 Nf6 4. Nf3 Qe7 5. Qc2 O-O 6. Bg5 d6 7. e3 Re8 8. Nd2 Nbd7 9. Bd3 h6 10. Bh4 b6
1964 Chigorin Memorial – Round 11 – Antoshin, Vladimir S – 0-1 – Garcia Martinez, Silvino – G71 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Nf3 c5 5. d5 b5 6. dxe6 fxe6 7. cxb5 d5 8. e3 Ne4 9. Bd2 Nxd2 10. Qxd2 O-O
1964 DDR Ch 14. Magdeburg GER – Round 8 – Baumbach, Friedrich, Dr. – 1-0 – Bruemmer, Ullrich – G5 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 O-O 7. Qb3 Be7 8. e4 d6 9. Be2 Bb7 10. Qc2 Nbd7
1964 EU Team Ch sf – Round 3.10 – Kadrev, Zdravko – 1/2-1/2 – Handel, Horst – G33 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 Bxc3+ 7. bxc3 g5 8. Bg3 d6 9. e3 Bb7 10. Nd2 Nbd7
1964 Moscow Ch – Round ? – Yudovich, Mikhail M – 1-0 – Bebchuk, Evgeni – G20 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. e3 O-O 7. Bd3 b6 8. O-O Bxc3 9. bxc3 Ba6 10. a4 Nc6
1964 Moscow zt – Round 1 – Spassky, Boris Vasily – 1/2-1/2 – Bronstein, David I – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. e3 Nbd7 6. Bd2 b6 7. Bd3 Bb7 8. Qc2 e5 9. e4 O-O 10. O-O Re8
1964 Tel Aviv olm fin-D – Round 1 – Rocha, Antonio – 1-0 – Aguilar Guerrero, Maria de los Angeles – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 Ne4 7. Qc2 f5 8. O-O O-O 9. a3 Be7 10. Ne1 d5
1965 Aalborg – Round 1 – Holm, Sejer – 1-0 – Haahr, Thorkild – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Bg5 Bd7 6. e3 Nc6 7. Qc2 Qe7 8. Be2 O-O-O 9. a3 Bxc3+ 10. Qxc3 h6
1965 Asztalos Memorial 8th – Round 2 – Borisenko, Georgy K – 1-0 – Lengyel, Levente – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. e3 Qa5 7. Bxf6 Bxc3+ 8. bxc3 Qxc3+ 9. Nd2 gxf6 10. Rc1 Qa3
1965 Asztalos Memorial 8th – Round 4 – Kluger, Gyula – 1/2-1/2 – Flesch, Janos – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 exd5 7. Nxd5 Nxd5 8. cxd5 Bxd2+ 9. Nxd2 O-O 10. g3 Re8
1965 Capablanca Memorial – Round 1 – Pachman, Ludek – 1/2-1/2 – Ivkov, Borislav – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 e5 7. Qc2 Bg4 8. e3 O-O 9. a3 Ba5 10. Bd3 Re8
1965 Capablanca Memorial – Round 5 – Pachman, Ludek – 1/2-1/2 – Kholmov, Ratmir D – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 O-O 7. e3 exd5 8. Nxd5 Nxd5 9. cxd5 Bxd2+ 10. Nxd2 Nd7
1965 HUN-ch21 – Round 1 – Kluger, Gyula – 1-0 – Varnusz, Egon – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. e3 h6 7. Bh4 cxd4 8. Nxd4 Qa5 9. Bd3 Bxc3+ 10. bxc3 Nc6
1965 Hungary – Round 1 – Kluger, Gyula – 1/2-1/2 – Barczay, Laszlo – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 e5 7. Qc2 Bxc3 8. Bxc3 Na6 9. a3 O-O 10. e3 Bd7
1965 Hungary – Round 1 – Polgar, Botond Istvan – 0-1 – Csom, Istvan – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bxc3+ 6. bxc3 d6 7. e3 Bb7 8. d5 h6 9. Bh4 Nbd7 10. dxe6 fxe6
1965 IBM II – Round 4 – Ghitescu, Theodor – 1-0 – De Graaff, RAG. – G5 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 Bxc3+ 6. Qxc3 Bb7 7. g3 d6 8. Bg2 Nbd7 9. O-O O-O 10. Ne1 Bxg2
1965 OWL Ch – Round 7 – Ernst, Rolf – 0-1 – Groenegress, Wilfried – G20 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 Ne4 7. e3 Bb7 8. Bd3 O-O 9. Qc2 f5 10. Bb2 d6
1965 Pardubice – Round 5 – Pithart, Frantisek – 1-0 – Blatny, Frantisek – G46 1. Nf3 Nf6 2. c4 b6 3. d4 e6 4. Nc3 Bb7 5. Bg5 Bb4 6. Rc1 h6 7. Bd2 O-O 8. e3 d6 9. Be2 Nbd7 10. O-O Bxc3
1965 URS-JUG – Round 4 – Korchnoi, Viktor – 1-0 – Parma, Bruno – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 exd5 6. cxd5 d6 7. e3 O-O 8. Bd3 Nxd5 9. Bxh7+ Kxh7 10. Qxd5 Kg8
1965 Yerevan it – Round 10 – Filip, Marius Liviu – 1/2-1/2 – Fuchs, Raimond – G6 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bh4 Bxc3+ 7. bxc3 d6 8. Nd2 g5 9. Bg3 Nh5 10. e4 Nxg3
1966 Asztalos Memorial 9th – Round 6 – Navarovszky, Laszlo – 1/2-1/2 – Flesch, Janos – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. e3 cxd4 8. Nxd4 Nc6 9. Rc1 Be7 10. Be2 Nxd4
1966 CSR Ch Int 1st – Round 12 – Malich, Burkhard, Dr. – 1/2-1/2 – Augustin, Josef – G66 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Qc2 O-O 7. e3 d6 8. Bd3 Bxc3+ 9. Qxc3 Nbd7 10. O-O-O h6
1966 CSR Ch Int 1st – Round 16 – Pachman, Ludek – 1-0 – Novak, Ervin – G93 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. e3 d6 8. Bd3 Nbd7 9. O-O Bxc3 10. bxc3 b6
1966 Den Haag zt – Round 16 – Pfleger, Helmut, Dr. – 1/2-1/2 – Bilek, Istvan – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Ba6 6. Qb3 c5 7. a3 Bxc3+ 8. Qxc3 cxd4 9. Nxd4 d5 10. Bg2 Bxc4 1/2-1/2
1966 La Habana olm prel – Round 2 – Littlewood, Norman – 1/2-1/2 – Cassidy, Paul L. – G54 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Qb3 c5 6. Bg5 Bxc3+ 7. Qxc3 Ne4 8. Bxd8 Nxc3 9. Be7 Re8 10. Bxc5 Ne4
1966 Zinnowitz Zinnowitz GER – Round 5 – Marovic, Drazen – 1/2-1/2 – Antoshin, Vladimir S – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. a3 Bxc3+ 7. bxc3 e5 8. Qc2 e4 9. Nh4 h6 10. g3 Qe7
1967 Budapest Bajnogsag 8th – Round 4 – Szilagyi, Gyorgy Laszlo – 1-0 – Toth, Bela – G25 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 c5 7. e3 Bxc3+ 8. bxc3 d6 9. Nd2 Bb7 10. f3 Nbd7
1967 IBM – Round 11 – Ghitescu, Theodor – 1/2-1/2 – Langeweg, Kick – G38 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 Qe7 6. g3 Bb7 7. a3 Bxc3+ 8. Qxc3 d6 9. Bg2 Nbd7 10. O-O O-O
1967 It Agio – Round 2 – Littlewood, Norman – 1/2-1/2 – Limbos, Paul – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bh4 g5 7. Bg3 Ne4 8. Qc2 Nxg3 9. hxg3 Bb7 10. d5 Qf6
1967 Sousse Interzonal – Round 10 – Korchnoi, Viktor – 1-0 – Larsen, Benjamin Holsko – G88 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. d5 b5 7. e3 Bb7 8. d6 Qa5 9. Bxf6 gxf6 10. Nd2 Bxc3
1967 URS Team Ch – Round 1 – Borisenko, Georgy K – 1-0 – Kudriashov, Anatoli – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 b6 7. e3 Bb7 8. Bd3 c5 9. a3 Bxc3+ 10. bxc3 d6
1967 URS Team Ch – Round 1 – Grigorian, Levon – 1-0 – Borisenko, Georgy K – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Ne4 6. Qc2 Qf6 7. Bd2 Bxc3 8. bxc3 Nxd2 9. Nxd2 e5 10. e3 Qg6
1967 Venice Venice ITA – Round 3 – Pachman, Ludek – 1-0 – Calapso, Remo – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 h6 6. Bh4 Bxc3+ 7. bxc3 d6 8. e3 Nbd7 9. Bd3 Bb7 10. O-O Qe7
1967 Vrnjacka Banja zt – Round 9 – Pachman, Ludek – 1/2-1/2 – Zuidema, Coen – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. e3 cxd4 8. exd4 Be7 9. Bd3 b6 10. O-O Bb7
1968 CSR Ch – Round 12 – Dolezal, Jiri – 1/2-1/2 – Blatny, Frantisek – G105 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. d5 b5 8. e3 Bb7 9. d6 Qa5 10. Bxf6 gxf6
1968 Gori – Round 7 – Grigoryan, Karen A. – 1/2-1/2 – Gaprindashvili, Nona – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Ne4 6. Qc2 Qa5 7. Qxe4 Bxc3+ 8. Bd2 Bxd2+ 9. Nxd2 Qb4 10. O-O-O O-O
1968 It Lublin POL – Round 10 – Jamroz, Zbigniew – 1-0 – Filipowicz, Andrzej – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 d5 7. e3 Nbd7 8. Rc1 c6 9. Bd3 Bd6 10. O-O dxc4
1968 Moscow UM – Round 1 – Razuvaev, Yuri S – 1-0 – Khasin, Abram – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. Rc1 h6 7. Bh4 cxd4 8. Nxd4 b6 9. e3 Bb7 10. Nb5 Na6
1968 Prague U26 – Round 14 – Zajic, Jiri – 1/2-1/2 – Kraus, Jiri – G57 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 O-O 5. Bg5 c5 6. e3 Qa5 7. Bxf6 Bxc3+ 8. bxc3 Qxc3+ 9. Nd2 gxf6 10. Qg4+ Kh8
1968 Toronto CAN Open – Round 1 – Armstrong, Robert J – 1-0 – Zalys, Ignas – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. Bd2 O-O 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 b6 9. e3 Bb7 10. Be2 d5
1968 URS Team Ch – Round 1 – Borisenko, Georgy K – 1-0 – Sakharov, Yuri N – G50 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 exd5 6. cxd5 O-O 7. g3 b5 8. Bg2 Bb7 9. Nh4 Re8 10. O-O Bxc3
1968 URS Team Ch – Round 1 – Borisenko, Georgy K – 1/2-1/2 – Osnos, Viatcheslav – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 d6 6. Bd2 O-O 7. e3 Bxc3 8. Bxc3 exd5 9. cxd5 b6 10. Bc4 Ba6
1969 Hoogovens – Round 1 – Ree, Hans – 0-1 – Langeweg, Kick – G1 1. c4 e6 2. Nc3 Bb4 3. Nf3 Nf6 4. d4 c5 5. d5 d6 6. Bd2 O-O 7. e3 exd5 8. cxd5 Bxc3 9. Bxc3 Ne4 10. Be2 Bg4
1969 Luhacovice – Round 1 – Navarovszky, Laszlo – 1/2-1/2 – Augustin, Josef – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. Bg5 h6 6. Bxf6 Qxf6 7. Rc1 d6 8. e3 O-O 9. Be2 Nc6 10. O-O Bxc3
1969 Mar del Plata zt – Round ? – Garcia Toledo, Pedro – 1/2-1/2 – Schweber, Samuel – G56 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Qc2 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. bxc3 d6 10. e3 O-O
1969 Nordic Ch Lidkoping SWE – Round 13 – Hamann, Svend – 1-0 – De Lange, Daan – G19 1. c4 Nf6 2. Nf3 b6 3. d4 e6 4. Nc3 Bb4 5. Qc2 Bb7 6. a3 Bxc3+ 7. Qxc3 d6 8. Bg5 Nbd7 9. e3 Qe7 10. Qc2 h6
1969 Sweden – Round 1 – Alfredsson, Ove – 0-1 – Jansson, Borje – G5 1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. d4 c5 5. Bg5 cxd4 6. Qxd4 Nc6 7. Qh4 Be7 8. e4 Qa5 9. Bd3 h6 10. O-O a6
1969 Sweden – Round 1 – Alfredsson, Ove – 0-1 – Skold, Kristian – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. dxc5 bxc5 7. Bg5 Nc6 8. e3 h6 9. Bf4 O-O 10. Bd6 Re8
1969 USSR – Round 1 – Balashov, Yuri S – 0-1 – Mititelu, Gheorghe – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Bxc3+ 6. bxc3 d6 7. e3 e5 8. Qc2 Qe7 9. Be2 O-O 10. Nd2 e4
1969 Villa Gesell tt – Round 2 – Pelikán, Jiří – 1/2-1/2 – Ocampo, Raul – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. Bd2 Bxc3 6. Bxc3 Ne4 7. Rc1 Nxc3 8. Rxc3 d6 9. e3 b6 10. Be2 O-O
1971 Hoogovens – Round 1 – Van Scheltinga, Theo – 0-1 – Hecht, Hans-Joachim – G63 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 a5 6. g3 Bb7 7. Bg2 d6 8. O-O Bxc3 9. Qxc3 Nbd7 10. Ne1 Bxg2
1973 Leningrad Interzonal – Round 17 – Taimanov, Mark – 1-0 – Estevez Garcia, Gonzalo – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 c5 6. e3 Qa5 7. Bxf6 Bxc3+ 8. bxc3 Qxc3+ 9. Nd2 gxf6 10. Rc1 Qa5
42. Olympiad 2016 – Round 4.23 – Bluebaum, Matthias – 1-0 – Roiz, Michael – G277 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Qc2 Nbd7 6. Bd2 b6 7. e4 Bb7 8. Bd3 e5 9. a3 Bxc3 10. Bxc3 O-O
42. Olympiad 2016 – Round 6.22 – Edouard, Romain – 1-0 – Sosa Trani, Luis A. – G421 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. g3 O-O 7. Bg2 d5 8. O-O c6 9. Ne5 Nd7 10. Nd3 Bd6
Corus A 2007 – Round 2 – Aronian, Levon – 1-0 – Ponomariov, Ruslan – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Qc2 Nbd7 6. g3 c5 7. Bg2 O-O 8. O-O a6 9. Rd1 cxd4 10. Nxd4 Qc7
Makedonia Palace GP 2013 – Round 1.1 – Topalov, Veselin – 1/2-1/2 – Grischuk, Alexander – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d6 5. Qc2 Nbd7 6. g3 b6 7. Bg2 Bb7 8. O-O O-O 9. Rd1 a6 10. a3 Bxc3
Tal Memorial Blitz 2008 – Round 23 – Grischuk, Alexander – 0-1 – Ivanchuk, Vasyl – G194 1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. d4 d6 5. Qc2 Nbd7 6. g3 e5 7. Bg2 O-O 8. O-O Bxc3 9. Qxc3 e4 10. Ng5 Re8
World Championship 32th-KK2 1985 – Round 19 – Kasparov, Garry – 1-0 – Karpov, Anatoly – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. g3 Nc6 7. Bg2 O-O 8. O-O Bxc3 9. bxc3 Na5 10. c5 d6
World Rapid Final 2012 – Round 12 – Carlsen, Magnus – 0-1 – Ivanchuk, Vasyl – G89 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Ne4 5. Qc2 f5 6. g3 b6 7. Bg2 Bb7 8. Nd2 Bxc3 9. bxc3 Nd6 10. d5 Na6

E21a — Three Knights

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3

Eval: [+0.17]

Les coups candidats

4…b6 — 34.7% (6735 parties) →

Ambassadeurs : Chatalbashev, Boris (38x), Bacrot, Etienne (28x), Kolanek, Roman (26x), Stocek, Jiri (24x), Moiseenko, Alexander (23x), Borisenko, Georgy K (21x), Campos Moreno, Javier B. (19x), Mamedyarov, Shakhriyar (19x)

4…c5 — 29.5% (5721 parties) →

Ambassadeurs : Stocek, Jiri (39x), Borisenko, Georgy K (38x), Farago, Ivan (33x), Bacrot, Etienne (32x), Pinter, Jozsef (31x), Ubilava, Elizbar (27x), Gaprindashvili, Nona (23x), Korchnoi, Viktor (22x)

4…O-O — 18.8% (3651 parties) →

Ambassadeurs : Kolanek, Roman (15x), Habes, Jiri (14x), Chatalbashev, Boris (13x), Mamedyarov, Shakhriyar (13x), Ding, Liren (11x), Batsiashvili, Nino (10x), Voege, Tobias (9x), Rozentalis, Eduardas (9x)

4…d5 — 9.9% (1917 parties) →

Ambassadeurs : Aleksandrov Ivanchev, Aleksandar (12x), Kolanek, Roman (12x), Yu, Yangyi (11x), Dizdar, Goran (10x), Edouard, Romain (9x), Pashikian, Arman (7x), Farago, Ivan (6x), Stocek, Jiri (6x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…b6	4…c5	4…O-O	4…d5
<1800	571	28%	22%	29%	10%
1800-2200	5026	35%	24%	23%	10%
2200-2600	9002	36%	32%	16%	10%
2600+	1130	37%	32%	13%	14%

Évolution par décennie (% des parties)

Décennie	N parties	4…b6	4…c5	4…O-O	4…d5
1880s	1	100%	—	—	—
1910s	1	—	100%	—	—
1920s	42	40%	17%	14%	2%
1930s	94	47%	9%	12%	4%
1940s	84	46%	6%	26%	6%
1950s	234	29%	38%	18%	7%
1960s	395	28%	41%	20%	7%
1970s	271	27%	50%	13%	4%
1980s	1293	32%	45%	11%	6%
1990s	2455	29%	41%	16%	6%
2000s	5176	34%	35%	16%	8%
2010s	7426	39%	23%	20%	12%
2020s	1913	32%	11%	31%	17%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…b6	39%	32%	▼ -7.2%
4…c5	23%	11%	▼ -11.3%
4…O-O	20%	31%	▲ +11.3%
4…d5	12%	17%	▲ +5.4%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Kramnik, Vladimir — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Alekhine, Alexander — 9 parties
Euwe, Max — 8 parties
Smyslov, Vladimir — 8 parties
Karpov, Aleksandr — 8 parties
Gukesh D — 6 parties
Lasker, Emanuel — 3 parties

Parties historiques

4…b6 — 34.7% (6735 parties)

1887 — Englisch, Berthold vs Noa, Joseph — 1-0 — Frankfurt GER
1925 — Bogoljubow, Efim vs Smirnov, Alexander Al — 1-0 — Leningrad RUS
1925 — Marshall Viele, Fabrizio Aaron vs Saemisch, Friedrich — 0-1 — Moscow RUS
1926 — Euwe, Max vs Alekhine, Alexander — 0-1 — Nederland m
1927 — Seitz, Alexander vs Marotti, Davide — 0-1 — Naples ITA

4…c5 — 29.5% (5721 parties)

1919 — Maier, Gennadi vs Lasker, Emanuel — 1/2-1/2 — sim Munich
1920 — Johner, Paul vs Berndtsson, Karl — 1-0 — Goteborg SWE
1920 — Euwe, Max vs Berndtsson, Karl — 1-0 — Goteborg SWE
1921 — Liberman Rubinstein, Joseph vs Maroczi — 1-0 — Lancashire
1922 — Rubinstein, Akiba vs Maroczy, Geza — 1-0 — Londen

4…O-O — 18.8% (3651 parties)

1920 — Reshevsky, Samuel vs Saemisch, Friedrich — 0-1 — Berlin GER
1920 — Rubinstein, Akiba vs Bogoljubow, Efim — 1-0 — Stockholm / Goteburg m
1923 — Harwich, SY. vs Lasker, Emanuel — 1/2-1/2 — Helsingborg SWE
1925 — Rabinovich, Ilya Mar vs Saemisch, Friedrich — 1/2-1/2 — Baden-Baden GER
1929 — Olsson, Kaj vs Stoltz, Gosta — 0-1 — Stockholm SWE

4…d5 — 9.9% (1917 parties)

1922 — Alekhine, Alexander vs Zajicek, Petr — 1-0 — Prague CZE
1936 — Schuchet, I. vs Yanofsky, Daniel Abraham — 0-1 — Toronto CAN
1936 — Spielmann, Rudolf vs Fine, Reuben — 1/2-1/2 — Zandvoort NED
1938 — Botvinnik, Mikhail vs Ragozin, Viacheslav — 1-0 — Moscow RUS
1938 — Eliskases, Erich vs Regedzinski, Theodor — 1-0 — Lodz POL

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