A47v — Neo-Queen’s Indian: Marienbad System

1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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

Atouts. Les Blancs s'appuient sur les cases fortes f4, e5 et g5, un avant-poste en f4 et la paire de fous.

Côté adverse. Le fou enfermé en f8 et le roi resté au centre.

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

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nbd2 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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

Atouts. Les Noirs s'appuient sur les cases fortes e4 et d5, un fou actif en b7 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2 et le roi resté au centre.

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

Plans. ...Nc6 (Développer Nb8) ; ...c4 (Rupture) ; ...d5 (Rupture) ; ...e6 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● b6→c5, a7→b6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● e4 (2v0), ● d5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● e5 (2v0)	● d5 (2v0), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Actif (mob. 6)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● a1, ● h1)	4 (● b8, ● f8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Au centre !
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c2-c3, ● d4-d5, ● e2-e3	● …c5-c4, ● …d7-d6, ● …d7-d5, ● …e7-e6, ● …e7-e5

Partie
1924 Leningrad – Round 1 – Levenfish, Grigory – 1-0 – Gotthilf, Yoann – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. Be3 d6 9. Qc1 Ng4 10. Bd2 Nd7
1925 DSB-24.Kongress – Round 6 – Tarrasch, Siegbert – 1/2-1/2 – Gruenfeld, Ernst – G20 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Bg7 10. Bb2 Nc6
1925 Marienbad – Round 10 – Przepiorka, Dawid – 1/2-1/2 – Gruenfeld, Ernst – G66 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c3 d6 6. O-O Nbd7 7. Nbd2 Qc7 8. Re1 cxd4 9. cxd4 e6 10. b3 d5
1925 Marienbad – Round 10 – Rubinstein, Akiba – 0-1 – Nimzowitsch, Aron – G62 1. d4 Nf6 2. Nf3 b6 3. g3 c5 4. Bg2 Bb7 5. dxc5 bxc5 6. c4 g6 7. b3 Bg7 8. Bb2 O-O 9. O-O Nc6 10. Nc3 a5
1925 Marienbad – Round 11 – Haida, August Konrad – 0-1 – Reti, Richard – G71 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 g6 6. O-O Bg7 7. Nbd2 Qc7 8. c3 O-O 9. Re1 Nc6 10. Nf1 d5
1925 Moscow – Round ? – Tartakower, Savielly – 1/2-1/2 – Gothilf, Solomon Borisovich – G194 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. b3 Bg7 8. Bb2 O-O 9. Nbd2 d6 10. Nh4 Bxg2
1926 Bardejov – Round 9 – Colle, Edgar – 1-0 – Walter, Max – G43 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 e6 6. O-O Be7 7. b3 cxd4 8. exd4 O-O 9. Bb2 d6 10. c4 Nbd7
1926 Budapest – Round 14 – Colle, Edgar – 0-1 – Nagy, Geza – G79 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 e6 6. O-O Nc6 7. Nbd2 d5 8. b3 cxd4 9. exd4 Bb4 10. Bb2 O-O
1926 Budapest – Round 6 – Monticelli, Mario – 1/2-1/2 – Gruenfeld, Ernst – G38 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. dxc5 Bxc5 8. Bf4 d5 9. Ne5 O-O 10. Bf3 Nc6
1926 Budapest – Round 8 – Colle, Edgar – 0-1 – Gruenfeld, Ernst – G47 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Be3 d6 10. Qc1 Re8
1926 DSV Kongress – Round 11 – Moritz, Bruno – 0-1 – Bluemich, Max – G42 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Be3 d6 10. Qc1 Re8
1926 Hannover – Round 1 – Duhm, Hans – 1/2-1/2 – Mieses, Jacques – G3 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 g6 6. b3 cxd4 7. exd4 Bg7 8. O-O d6 9. Bb2 Nfd7 10. Re1 O-O
1926 Merano – Round 11 – Canal, Esteban – 0-1 – Gruenfeld, Ernst – G35 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O d6 9. Qb3 Bc6 10. Qc2 O-O
1926 Merano – Round 5 – Patay, Gyula – 1/2-1/2 – Gruenfeld, Ernst – G19 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 g6 6. b3 cxd4 7. exd4 Bg7 8. c4 O-O 9. O-O d6 10. Bb2 Nbd7
1926 Semmering – Round 1 – Davidson, Jacques – 1/2-1/2 – Reti, Richard – G47 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. Nc3 Nc6
1927 Kecskemet f II – Round 1 – Colle, Edgar – 1/2-1/2 – Gruenfeld, Ernst – G1 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Bg7 9. Nc3 O-O 10. b3 Nc6
1927 London – Round 1 – Vidmar Milan – 1/2-1/2 – Tartakower, Savielly – G4 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Nc6 10. Nc3 Bg7
1927 London – Round 2 – Colle, Edgar – 1/2-1/2 – Reti, Richard – G10 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Bg7 9. Nc3 Nc6 10. Nxc6 dxc6
1927 Prague Evony – Round 13 – Prokes, Ladislav – 1/2-1/2 – Rejfir, Josef – G14 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. Na3 Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. O-O Nc6
1927 Prague Evony – Round 9 – Treybal, Frantisek – 1/2-1/2 – Rejfir, Josef – G14 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. dxc5 bxc5 7. c4 Bg7 8. Nc3 d6 9. Qc2 O-O 10. Bd2 Nbd7
1927 World Championship 13th – Round 3 – Capablanca, Jose – 1-0 – Alekhine, Alexander – G2 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 d5 8. c4 e6 9. Qa4+ Qd7 10. Nb5 Nc6
1928 Berlin BSG – Round 9 – Johner, Paul – 1-0 – Saemisch, Friedrich – G8 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. Nc3 Qxc4 10. Bg5 Qc8
1928 It BSG Berlin GER – Round 11 – Koch, Berthold – 1/2-1/2 – Tartakower, Savielly – G46 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Nc6 10. Bb2 Qb7
1929 Barcelona – Round 6 – Monticelli, Mario – 0-1 – Capablanca, Jose – G11 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. b3 Bg7 8. Bb2 O-O 9. O-O d6 10. Nc3 Ne4
1929 Duisburg – Round 6 – Orbach Wilhelm – 1-0 – Porath, Yosef – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 d5 9. Ne5 Nc6 10. e3 Nxe5
1929 Karlsbad – Round 1 – Vidmar Milan – 1/2-1/2 – Canal, Esteban – G85 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Bg7 9. Nc3 Qc8 10. b3 Nc6
1929 Odessa ch-URS – Round 1 – Silich, Vladislav – 0-1 – Kan, Ilya A – G11 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O O-O 9. Be3 Ne4 10. Nxe4 Bxe4
1930 Gyor – Round 1 – Gutierrez Reich, Francisco – 1-0 – Balogh, Janos – G4 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Be3 d6 10. Qc1 Ng4
1930 Gyor – Round 1 – Szijjarto Szabo, B. – 1/2-1/2 – Balogh, Janos – G6 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 d5 8. c4 dxc4 9. Qa4+ Nbd7 10. Qxc4 Rc8
1930 Hamburg olm – Round 1 – Macht, Alexander – 1/2-1/2 – Weenink, Henri – G30 1. d4 Nf6 2. Nf3 b6 3. g3 c5 4. Bg2 Bb7 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Bg7 9. Nc3 Qc7 10. b3 Qb7+
1930 Stubnianske Teplice – Round 1 – Engel Christian – 0-1 – Eliskases, Erich – G10 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. b3 Bg7 7. Bb2 O-O 8. c4 cxd4 9. Qxd4 Qc8 10. Qh4 d6
1931 Argentina – Round 15 – Abata Molina, Santiago Andres – 1/2-1/2 – Iliesco, Juan – G51 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. f3 Bg7 9. e4 O-O 10. Be3 Qc8
1931 Buenos Aires – Round 1 – Cristia, Jose Maria – 1/2-1/2 – Concepcion Villegas, Bryan Uriel – G17 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc7 9. Qd3 Nc6 10. Nxc6 Qxc6+
1931 Buenos Aires – Round 1 – Nogues Acuna, A. – 1/2-1/2 – Concepcion Villegas, Bryan Uriel – G14 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c4 Bg7 8. Nc3 O-O 9. Qd3 d6 10. e4 Nc6
1931 Buenos Aires m ch-ARG – Round 6 – Fenoglio, Virgilio – 1/2-1/2 – Pleci, Isaias – G6 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. Qd3 g6 9. b3 Bg7 10. Bb2 O-O
1931 Nice – Round 2 – Seitz, Jakob Adolf – 1-0 – Duchamp, Marcel – G5 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 cxd4 6. cxd4 g6 7. Nc3 Bg7 8. O-O Ne4 9. Nxe4 Bxe4 10. Be3 O-O
1931 Praag olm – Round 8 – Rosselli del Turco, Stefano – 0-1 – Alekhine, Alexander – G43 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. b3 Bg7 8. Bb2 O-O 9. O-O d6 10. Nc3 Nc6
1931 Prague ol – Round 6 – Christoffersen, Heri – 0-1 – Alekhine, Alexander – G19 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 Nc6 7. Qd1 g6 8. b3 Bg7 9. Bb2 O-O 10. c4 d5
1931 Prague ol Prague CZE – Round 10 – Gilg, Karl – 1/2-1/2 – Zimmermann, Otto – G32 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c4 Bg7 8. Nc3 O-O 9. Bf4 d6 10. Qc2 Nc6
1931 Prague ol Prague CZE – Round 6 – Tartakower, Savielly – 1-0 – Zimmermann, Otto – G22 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c3 Bg7 8. Qb3 Bd5 9. c4 Bc6 10. Nc3 O-O
1931 Prague ol Prague CZE – Round 8 – Tartakower, Savielly – 1-0 – Balogh, Janos – G28 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c3 Bg7 8. Qb3 Qb6 9. Ne5 Qxb3 10. axb3 Bxg2
1932 Bern – Round 1 – Colin, Barron Alberto – 0-1 – Johner, Hans – G13 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. Be3 d6 9. Qd2 Qb6 10. Nh4 Nbd7
1932 Bern – Round 3 – Colin, Barron Alberto – 1-0 – Sultan Khan, Mir – G34 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O O-O 9. Qb3 Qc8 10. Bg5 d6
1932 Trebitsch Memorial 15th – Round 8 – Palda, Karl – 0-1 – Becker, Albert – G14 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O Qc8 7. Re1 Bg7 8. Nbd2 d5 9. e3 O-O 10. b3 Nc6
1933 Buenos Aires – Round 1 – Guimard, Jean Louis – 1-0 – Iliesco – G4 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c3 Bg7 8. Qb3 Bd5 9. Qa3 d6 10. Bg5 O-O
1933 Folkestone Olympiad 5th – Round 1.24 – Devos, Paul – 1-0 – Duchamp, Marcel – G7 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c3 Qc7 6. Bf4 d6 7. O-O g6 8. Na3 Bg7 9. Nb5 Qd7 10. a4 O-O
1934 GER Ch 2nd – Round 11 – Hahn, Eduard – 0-1 – Reinhardt, Enrique – G20 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Qb7+ 10. f3 Bg7
1934 Mar del Plata – Round 3 – Hounie Fleurquin, Carlos – 0-1 – Batista Grau, Ricardo – G18 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Qc8 8. Bxb7 Qxb7 9. Nc3 Bg7 10. f3 O-O
1935 Tatatovaros it – Round 12 – Sacconi, Antonio – 1/2-1/2 – Znosko-Borovsky, Eugene – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 d6 6. O-O e6 7. b3 Be7 8. Bb2 O-O 9. c4 cxd4 10. Bxd4 Qc7
1935 Warsaw ol (Men) – Round 12 – Enevoldsen, Jens – 1/2-1/2 – Dake, Arthur William – G24 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Bg7 10. Bb2 O-O
1935 Warsaw ol Warsaw POL – Round 15 – Sacconi, Antonio – 0-1 – Andersen, Erik – G25 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 Nc6 7. Qa4 g6 8. c3 Bg7 9. Rd1 Qc8 10. Be3 O-O
1936 Argentina – Round 1 – Abril Ferrer, Guillem – 0-1 – Guimard, Jean Louis – G10 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O Bg7 7. Re1 O-O 8. Nbd2 d5 9. Ne5 Nbd7 10. Ndf3 Ne4
1936 Budapest – Round 10 – Szabo, Laszlo – 1/2-1/2 – Najdorf, Miguel – G38 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Bg7 10. Nc3 O-O
1936 Budapest HUN – Round ? – Gereben, Erno – 1-0 – Steiner, Endre – G33 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Nc4 b5 9. Ne3 Nc6 10. d5 exd5
1936 Mar del Plata – Round 10 – Guimard, Carlos E – 1-0 – Schwartzman, Alejandro – G71 1. d4 Nf6 2. Nf3 b6 3. g3 c5 4. Bg2 Bb7 5. dxc5 bxc5 6. O-O g6 7. c3 Bg7 8. Qb3 Bd5 9. c4 Bc6 10. Nc3 O-O
1936 Mar del Plata – Round 3 – Charlier, Raul – 0-1 – Guimard, Carlos E – G24 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Qc8 9. b3 Bg7 10. Bb2 O-O
1936 Margate Premier Reserves A – Round 6 – Schelfhout, Willem – 1-0 – Van Seters, Frits – G6 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 g6 6. O-O Bg7 7. c4 O-O 8. Nc3 cxd4 9. exd4 Qc8 10. Qe2 Re8
1936 Nottingham – Round 12 – Winter, William – 0-1 – Capablanca, Jose – G88 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. b3 Bg7 9. Bb2 O-O 10. c4 d5
1936 Olympiad (unofficial) – Round 11 – Prins, Lodewijk – 1-0 – Tsvetkov, Alexandar K – G83 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. Nc3 cxd4 6. Qxd4 g6 7. Bf4 Bg7 8. Qd2 d6 9. Bh6 O-O 10. h3 Nbd7
1936 Olympiad (unofficial) – Round 20 – Francez J – 0-1 – Gereben, Erno – G141 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Be7 9. b3 O-O 10. Bb2 d5
1936 Olympiad (unofficial) – Round 4 – Tsvetkov, Alexandar K – 0-1 – Najdorf, Miguel – G34 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c3 Bg7 9. Qa4 O-O 10. Nd2 d5
1936 Podebrady – Round 1 – Skalischka – 1/2-1/2 – Alekhine, Alexander – G11 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Re1 O-O 8. Bg5 d6 9. Nbd2 h6 10. Bxf6 Bxf6
1937 Gothenburg m – Round 2 – Jonsson, Erik – 0-1 – Fine, Reuben – G5 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 g6 7. Bd2 Bg7 8. Bc3 O-O 9. Nbd2 d5 10. Qh4 Nbd7
1937 Kemeri – Round ? – Bergs, Teodors – 1/2-1/2 – Alekhine, Alexander – G164 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4 g6 7. O-O Bg7 8. Nc3 Nc6 9. Qd1 Na5 10. Nd2 Bxg2
1937 Kemeri – Round ? – Petrov, Vladimir S. – 1/2-1/2 – Alekhine, Alexander – G165 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. b3 Nc6 8. Nbd2 O-O 9. Bb2 cxd4 10. Nxd4 d5
1937 Kemeri – Round 1 – Berg, Terje Jensen – 1/2-1/2 – Tartakower, Savielly – G111 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4 Nc6 7. Qd1 g6 8. Nc3 Ne5 9. b3 Bg7 10. Bb2 Nxf3+
1937 Kemeri – Round 17 – Berg, Terje Jensen – 1/2-1/2 – Alekhine, Alexander – G144 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4 g6 7. O-O Bg7 8. Nc3 Nc6 9. Qd1 Na5 10. Nd2 Bxg2
1937 Kemeri LAT – Round 13 – Petrov, Vladimirs – 1/2-1/2 – Alekhine, Alexander – G9 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 7. ... O-O 8. b3 Nc6 9. Bb2 cxd4 10. Nxd4 d5
1937 POL Ch – Round 19 – Foltys, Jan – 1/2-1/2 – Appel, Izaak – G24 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. b3 g6 9. c4 Bg7 10. Bb2 O-O
1937 Prague – Round 2 – Gilg, Karl – 0-1 – Opocensky, Karel – G9 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Qc2 d5 9. Ne5 Nbd7 10. Ndf3 Rc8
1937 Rogaska Slatina – Round 9 – Nedeljkovic, Srecko M – 0-1 – Foltys, Jan – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qc8
1937 Stockholm ol – Round 16 – Gudmundsson, Jon Jorundur – 0-1 – Szabo, Laszlo – G87 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. Nc3 Nc6
1937 Stockholm ol (Men) – Round 18 – Raud, Ilmar – 1/2-1/2 – Foltys, Jan – G41 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. b3 Qc8 9. c4 Bg7 10. Bb2 Qb7+
1937 Teplitz-Schoenau – Round 1 – Eberl Velasquez, Yohan Yamel – 0-1 – Saemisch, Friedrich – G3 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. Qd3 Nc6 9. Nc3 g6 10. e4 Bg7
1938 Argentina – Round 3 – Villegas, Benito – 0-1 – Grau, Roberto G – G9 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c3 Bg7 7. Na3 O-O 8. Nc4 d6 9. Ne3 Nbd7 10. d5 b5
1938 Argentina – Round 4 – Camara Bordon, Luis Marcos – 1/2-1/2 – Pilnik, Herman – G18 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 O-O 8. Nbd2 d6 9. Qc2 Nbd7 10. e4 Qc7
1938 Argentina – Round 6 – Grau, Roberto G – 1-0 – Pilnik, Herman – G26 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. b3 Be7 7. Bb2 O-O 8. c4 d5 9. dxc5 Bxc5 10. Ne5 Qe7
1938 Argentina – Round 6 – Palau, Luis – 1/2-1/2 – Iliesco, Juan – G15 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 O-O 8. Nbd2 d5 9. Ne5 Nc6 10. Nxc6 Bxc6
1938 Argentina – Round 8 – Palau, Luis – 1-0 – Benko, Francisco – G20 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d4 c5 5. c3 e6 6. O-O Be7 7. Bg5 h6 8. Bxf6 gxf6 9. Ne1 Qc8 10. d5 h5
1938 I Torneo Magistrale Edoardo Balbontin – Round 3 – Nestler, Vincenzo – 0-1 – Castaldi, Vincenzo – G1 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 Qc8 6. O-O g6 7. Re1 Bg7 8. Nbd2 cxd4 9. cxd4 Ne4 10. Qb3 O-O
1938 Krefeld – Round 1 – Hulters, J. – 0-1 – Eliskases, Erich – G18 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Qb7+ 10. Nf3 Be7
1938 Lodz – Round 1 – Seitz, Jakob Adolf – 0-1 – Regedzinski, Teodor – G88 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Ne5 Bxg2 9. Kxg2 d6 10. Nef3 d5
1938 Montevideo – Round 1 – Bensadon, Rafael – 0-1 – Guimard, Carlos E – G13 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bf4 O-O 8. Re1 d5 9. Ne5 Nbd7 10. Nd2 Nh5
1938 Montevideo – Round 6 – Balparda, Julio – 0-1 – Alekhine, Alexander – G43 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. b3 O-O 8. Bb2 cxd4 9. cxd4 b5 10. Nbd2 Qb6
1938 URS Ch, semi final – Round 1 – Gothilf, Solomon Borisovich – 0-1 – Bondarevsky, Igor – G80 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. Qb3 Qc8 7. O-O Bg7 8. Ne5 O-O 9. Bxb7 Qxb7 10. dxc5 Qe4
1939 Amsterdam VARA – Round 5 – Fontein, George – 0-1 – Szabo, Ladislav – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 h6 8. Bxf6 Bxf6 9. Nbd2 d5 10. Re1 cxd4
1939 Bad Elster – Round 2 – Bhaskar Jyoti Koch – 0-1 – Lokvenc, Josef – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. dxc5 bxc5 7. c3 Bg7 8. Qb3 Bd5 9. c4 Bc6 10. Bd2 O-O
1939 Buenos Aires – Round 1 – Guimard, Jean Louis – 1-0 – Gershman, J. – G13 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. f3 g6 9. e4 d6 10. c4 Bg7
1939 Buenos Aires – Round 1 – Sulik, Franciszek – 1/2-1/2 – Golombek, Harry – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c4 Bg7 8. Nc3 O-O 9. Re1 Nc6 10. e4 Ng4
1939 Buenos Aires Circulo – Round ? – Graf-Stevenson, Sonja – 1/2-1/2 – Luckis, Marcos – G53 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 cxd4 9. cxd4 d5 10. Ne5 Nc6
1939 Buenos Aires ol f-A – Round 14 – Friedemann, Gunnar – 1-0 – Zíta, František – G272 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. b3 Bg7 8. Bb2 O-O 9. c4 d6 10. Nc3 Nbd7
1939 Buenos Aires ol f-A – Round 6 – Endzelins, Lucius – 0-1 – Reinhardt, Heinrich – G116 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. b3 O-O 8. Bb2 d5 9. Ne5 Nc6 10. Nxc6 Bxc6
1939 Buenos Aires ol f-A – Round 8 – Planas Garcia, Francisco – 0-1 – Zíta, František – G158 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. b3 d5 9. Bb2 Nbd7 10. Rc1 Rc8
1939 Buenos Aires ol prel-A – Round 4 – Sulik, Franciszek – 1/2-1/2 – Golombek, Harry – G15 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. c4 Bg7 8. Nc3 O-O 9. Re1 Nc6 10. e4 Ng4
1939 Leningrad/Moscow – Round 5 – Goglidze, Viktor – 1/2-1/2 – Keres, Paul – G36 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. b3 d5 9. Bb2 g6 10. Nd2 Qb7
1940 Ventnor City – Round 5 – Ulvestad, Olaf – 1/2-1/2 – Morris, Hazel – G17 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. Bf4 d6 6. c3 g6 7. O-O Nbd7 8. Qb3 h6 9. Nbd2 Bg7 10. Rfe1 g5
1941 Buenos Aires Circulo – Round 2 – Puiggros, Guillermo – 1/2-1/2 – Guimard, Carlos E – G5 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O O-O 9. Be3 d6 10. h3 Nbd7
1941 Montevideo – Round 2 – Roux Cabral, Fausto – 1/2-1/2 – Eliskases, Erich – G5 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 e6 6. O-O Be7 7. Nbd2 Qc7 8. Re1 Ne4 9. Ne5 Nxd2 10. Bxb7 Qxb7
1941 Montevideo – Round 5 – Isain, Pedros Santos – 0-1 – Luckis, Marcos – G17 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 O-O 8. Nbd2 d6 9. Re1 Ne4 10. Nxe4 Bxe4
1941 Munchen – Round 1 – Lundin, Erik – 1-0 – Leepin, Peter – G22 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Qc2 Nc6 10. Rd1 d6
1941 Munchen – Round 1 – Rethy, Pal – 1-0 – Leepin, Peter – G8 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. dxc5 bxc5 7. c4 Bg7 8. Nc3 O-O 9. Be3 d6 10. Qc1 Re8
1942 Mar del Plata – Round 1 – Maderna, Carlos – 1-0 – Guimard, Carlos E – G17 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Qc8 9. b3 Bg7 10. Bb2 O-O
1942 Ventnor City – Round 1 – Shainswit, George – 1/2-1/2 – Bernstein, Sidney – G4 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 g6 7. c4 Bg7 8. Nc3 O-O 9. Qh4 Qc8 10. Be3 d6
1943 Prague – Round 10 – Novotny, Oldrich – 1/2-1/2 – Pachman, Ludek – G84 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Qb3 Qc8 10. Bg5 d6
1943 Prague – Round 4 – Novotny, Oldrich – 1-0 – Sajtar, Jaroslav – G30 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. dxc5 bxc5 9. b3 d5 10. Bb2 Nc6
1943 Prague – Round 6 – Novotny, Oldrich – 0-1 – Florian, Jaromir – G47 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O O-O 9. Bg5 Re8 10. Qc2 d6
1944 Beverwijk NED – Round ? – Van Scheltinga, Theo – 1/2-1/2 – Kramer, Haije – G9 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Qc8 9. b3 Bg7 10. Bb2 O-O
1944 Gijon – Round 1 – Salas Romo, Julio – 0-1 – Alekhine, Alexander – G2 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. b3 cxd4 9. cxd4 b5 10. Bb2 Qb6
1944 La Plata Jockey Club – Round 2 – Sanguinetti, Renato – 1/2-1/2 – Pilnik, Herman – G2 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bf4 O-O 8. dxc5 bxc5 9. Qb3 Qc8 10. Na3 Nh5
1944 La Plata Jockey Club – Round 9 – Graf-Stevenson, Sonja – 0-1 – Iliesco, Juan – G44 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 Nc6 7. Qa4 g6 8. e4 Ng4 9. h3 Nge5 10. Nxe5 Nxe5
1944 Mar del Plata – Round 15 – Concepcion Villegas, Bryan Uriel – 0-1 – Iliesco, Juan – G116 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Bg7 9. Nc3 Qc8 10. Qa4 O-O
1945 Hastings4546 – Round 4 – Devos, Paul – 1/2-1/2 – Tartakower, Savielly – G21 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c3 Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. Nc3 Nc6
1945 Mar del Plata – Round 5 – Letelier Martner, Rene – 0-1 – Najdorf, Miguel – G15 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O Qc8 6. dxc5 bxc5 7. c4 g6 8. Nc3 Bg7 9. Qd3 O-O 10. e4 Nc6
1945 Moscow Ch – Round 14 – Fridstein, German – 1/2-1/2 – Aramanovich, I – G80 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Bf4 d6 10. Qd2 Re8
1946 Buenos Aires ch-ARG – Round 1 – Bolbochan, J. – 1/2-1/2 – Bolbochan, J. – G26 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 e6 8. Qd3 Be7 9. Rd1 Qc8 10. c4 Nc6
1946 Hastings4647 – Round 9 – Gudmundsson, Gardar Vidir – 1-0 – Golombek, Harry – G39 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 g6 6. dxc5 bxc5 7. b3 Bg7 8. Bb2 O-O 9. O-O d6 10. c4 Nbd7
1946 Londen I – Round 10 – Peralta Stone, Jaime Arturo – 1-0 – Tartakower, Savielly – G28 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. Qd3 g6 9. Qf3 Nc6 10. Nxc6 dxc6
1946 Londen II – Round 4 – Denker, Arnold S – 1/2-1/2 – Newman Caceres, Reynaldo Adolfo – G8 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. b3 Bg7 8. Bb2 O-O 9. O-O d6 10. Nc3 Nc6
1946 Londen II – Round 6 – Denker, Arnold S – 1-0 – Koenig, Imre – G15 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. b3 Bg7 8. Bb2 O-O 9. O-O d6 10. Nc3 Ne4
1946 Moscow – Round 1 – Kottnauer, Cenek – 1/2-1/2 – Bondarevsky, Igor – G24 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d4 c5 5. c4 cxd4 6. O-O g6 7. Nxd4 Bxg2 8. Kxg2 Bg7 9. Nc3 Qc8 10. b3 Qb7+
1946 Nt Regensburg GER – Round 1 – Zemgalis, Elmars – 1-0 – Meyer, Christian Hermann – G2 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Nc6 9. Nc3 Bg7 10. Nxc6 dxc6
1946 Pittsburgh – Round 1 – Kupchik, Abraham – 1-0 – Fajans, Harry – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 Ne4 9. Ne5 f5 10. Qc2 d5
1946 Pittsburgh Open – Round 1 – Steiner, Herman – 1-0 – Fajans, Harry – G3 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 g6 7. c4 Bg7 8. Nc3 O-O 9. Qh4 d6 10. Bh6 Nbd7
1946 San Francisco ARG – Round 5 – Menasse, J – 0-1 – Iliesco, Juan – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. b3 Bg7 9. Bb2 d5 10. Nd2 O-O
1946 Staunton Memorial – Round 14 – Denker, Arnold S – 1/2-1/2 – Tartakower, Savielly – G23 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. b3 cxd4 7. Bb2 Bg7 8. Nxd4 Bxg2 9. Kxg2 O-O 10. c4 d5
1946 YUG Ch – Round 15 – Tot, Bora – 1/2-1/2 – Simonovic, Borko – G22 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 d5 9. Ne5 cxd4 10. cxd4 Nc6
1947 Hilversum zt – Round 1 – Doerner, Charles – 0-1 – Castaldi, Vincenzo – G8 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Qc8 9. b3 Bg7 10. Bb2 O-O
1947 NED-CSR – Round 1 – Opocensky, Karel – 1/2-1/2 – David Kramer, Eugene Jhon – G3 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. b3 Bg7 8. Bb2 O-O 9. c4 d6 10. Nbd2 Qb6
1947 Warsaw – Round 8 – Gruenfeld, Ernst – 0-1 – Gligorić, Svetozar – G41 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. b3 Bg7 8. Bb2 O-O 9. O-O d6 10. Nbd2 Nc6
1948 Buenos Aires – Round 1 – Guimard, Carlos E – 1-0 – Garcia, Balado – G11 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 O-O 8. Re1 d5 9. Bxf6 Bxf6 10. Nbd2 cxd4
1948 Mar del Plata – Round 16 – Guimard, Carlos E – 0-1 – Szabo, Ladislav – G133 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 O-O 8. Nbd2 cxd4 9. cxd4 d5 10. Ne5 Nc6
1948 Saltsjobaden Interzonal – Round 9 – Lundin, Erik – 1/2-1/2 – Tartakower, Savielly – G80 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4 Nc6 7. Qd1 g6 8. b3 Bg7 9. Bb2 O-O 10. O-O d5
1948 Santa Fe – Round 1 – Rossetto, Hector – 1/2-1/2 – Corte, Cesar J – G11 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 g6 7. c4 Bg7 8. Nc3 Qc8 9. Be3 d6 10. Rac1 O-O
1948 South Fallsburg ch-USA – Round 1 – Shainswit, George – 1/2-1/2 – Heitner, I. – G136 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 Nc6 7. Qa4 g6 8. e4 a6 9. e5 b5 10. Qh4 Nh5
1948 South Fallsburg ch-USA – Round 1 – Shainswit, George – 1/2-1/2 – Rubinow, Sol – G139 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Qxd4 Bg7 8. Nc3 O-O 9. Qh4 Qc8 10. Bg5 Re8
1948 Venice – Round 1 – Giustolisi, Alberto – 1/2-1/2 – Tartakower, Savielly – G42 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Qc2 Nc6 10. Be3 d6
1948 Venice – Round 1 – Szabados, Eugenio – 1/2-1/2 – Lokvenc, Josef – G41 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c3 Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. Nc3 Nc6
1949 BRA Ch – Round ? – De Freitas, Marcio Elisio – 1-0 – Dantas, Nelson – G18 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. Qb3 Bd5 7. c4 Be4 8. Nbd2 Nc6 9. Nxe4 Nxe4 10. d5 Na5
1949 BUL Ch – Round 11 – Karastoichev, Emil – 1-0 – Hinkov, Stefan – G53 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c3 Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. Nc3 e6
1949 BUL Ch – Round 12 – Kolarov, Atanas Stefanov – 0-1 – Ivanov, Pavel – G59 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. b3 g6 9. Bb2 Bg7 10. c4 Qb7+
1949 Hastings4950 – Round 1 – Barda, Olaf – 1/2-1/2 – Szabo, Ladislav – G4 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. O-O Qc8 7. Qxd4 Nc6 8. Qd1 g6 9. b3 d5 10. cxd5 Nb4
1949 URS Ch, semi final – Round 4 – Pirtskhalava, Akaki – 1-0 – Geller, Efim P – G45 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 g6 7. c4 Bg7 8. Nc3 O-O 9. Qh4 Nc6 10. Bh6 Re8
1950 Dubrovnik olm – Round 13 – Chaude de Silans, Chantal – 1-0 – Kramer, Hanspeter – G80 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. Nd2 Qc8 9. c3 Qb7+ 10. Kg1 Bg7
1950 GDR Ch – Round 15 – Ruppe, Otto – 1/2-1/2 – Zirngibl, Albert – G24 1. d4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. c3 g6 6. Qb3 Qc7 7. O-O cxd4 8. Bf4 d6 9. cxd4 Bd5 10. Qd1 Ne4
1950 Schiavno Zdroj – Round 1 – Koberl, Ferenc – 1/2-1/2 – Barcza, Gedeon – G60 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. Nbd2 Be7 7. c4 cxd4 8. Nb3 Qc8 9. Qxd4 Nc6 10. Qh4 O-O
1950 Sorrento ch ITA – Round 10 – Staldi, Cherubino – 0-1 – Porreca, Giorgio – G23 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. Qd3 d5 9. Nc3 Bg7 10. e4 dxe4
1950 Venice – Round 1 – Szabados, Eugenio – 1/2-1/2 – Golombek, Harry – G14 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. Nd2 Nc6 9. N2f3 g6 10. b3 Bg7
1951 Bucharest GMT 2nd – Round 2 – Stein, Georg – 0-1 – Troianescu, Octav – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. dxc5 bxc5 9. Qc2 d5 10. Ne5 Nbd7
1951 Budapest HUN – Round ? – Rethy, Pal – 1-0 – Benko, Pal – G11 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Bf4 d6 10. Qd2 Re8
1951 Hungary Ch – Round 1 – Eigler, Ferenc – 0-1 – Szabo, Ladislav – G16 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 g6 6. O-O Bg7 7. c4 O-O 8. d5 b5 9. Nfd2 b4 10. a4 d6
1951 Hungary Ch – Round 3 – Szabadi, Elemer – 0-1 – Pogats, Jozsef Jr. – G36 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. dxc5 bxc5 8. Bf4 d5 9. Ne5 O-O 10. c4 Qb6
1951 Paignton Premier – Round 3 – Goodman, John Bertram – 0-1 – Golombek, Harry – G4 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. b3 g6 9. Bb2 Bg7 10. c4 O-O
1952 Buenos Aires – Round 12 – Garibaldi, Oscar – 1-0 – Corte, Cesar J – G63 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. d4 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. Qd3 d5 9. Rd1 Nbd7 10. f3 Bg7
1952 Buenos Aires – Round 13 – Sanchez Jose Ciro – 1/2-1/2 – Reinhardt, Enrique – G66 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 Qc7 8. b3 O-O 9. Bb2 d6 10. Re1 Ne4
1952 Helsinki olm – Round 1 – Primavera, Giuseppe – 1/2-1/2 – Mandelbaum, Albert – G137 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c3 Bg7 7. Nbd2 O-O 8. Qc2 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qc8
1952 ITA-ch15 – Round 2 – Giustolisi, Alberto – 1-0 – Baldanello Mario – G9 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. O-O g6 7. b3 Bg7 8. Bb2 O-O 9. Qxd4 Nc6 10. Qh4 Qc7
1952 Montreal Ch – Round 11 – Davis, Eddie – 1/2-1/2 – Zalys, Ignas – G8 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. Nbd2 Na6 7. O-O Bg7 8. Re1 d5 9. Ne5 O-O 10. Qa4 Nc7
1952 POL-ch10 – Round 7 – Plater, Kazimierz – 1/2-1/2 – Szukszta, Janus – G52 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. O-O g6 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. Nd2 Qb7+ 10. f3 d5
1953 Bucharest – Round 16 – Golombek, Harry – 0-1 – Szabo, Ladislav – G154 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. b3 cxd4 9. cxd4 Nd5 10. Bb2 f5
1953 Opatija – Round 10 – Ivkov, Borislav – 1-0 – Nikolac, Juraj – G68 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 g6 7. c4 Bg7 8. Qh4 Qc8 9. Nc3 O-O 10. Bg5 Na6
1953 Toronto CC Ch – Round 1 – Gorodi, John G – 0-1 – Sarosy, Zoltan L – G1 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. Nc3 Bg7 8. Bf4 O-O 9. Qd2 d5 10. Rfd1 e6
1954 CSR Ch – Round 2.1 – Prucha, Karel – 1/2-1/2 – Blatny, Frantisek – G12 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O Bg7 7. Nbd2 O-O 8. Ne1 Bxg2 9. Nxg2 cxd4 10. cxd4 Nc6
1954 Olympiad final A – Round 1 – Goode, Royal – 0-1 – Kramer, Hanspeter – G10 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. c4 Qc8 9. b3 Bg7 10. Bb2 Qb7+
1955 Erfurt – Round 1 – Kolarov, Atanas S. – 1-0 – Balanel, Ion – G11 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. b3 d5 9. Bb2 Nbd7 10. c4 dxc4
1955 Erfurt – Round 11 – Uhlmann, Wolfgang – 1-0 – Balanel, Ion – G67 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. b3 Be7 10. Bb2 d5
1956 Mar del Plata – Round 1 – Olivera, Alfredo – 0-1 – Reinhardt, Enrique – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. a4 Qc8 9. Re1 d5 10. Ne5 cxd4
1956 Moskou olm – Round 1 – Abreu Sanchez, Leonel Jesus – 1/2-1/2 – Kramer, Hanspeter – G85 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 Nc6 7. Qd1 g6 8. c4 Bg7 9. Nc3 Na5 10. Qd3 Rc8
1956 Moskou olm – Round 1 – Olsen, Fridi Stenberg – 1/2-1/2 – Kramer, Hanspeter – G50 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 e6 6. O-O Be7 7. b3 O-O 8. Bb2 cxd4 9. Bxd4 Nc6 10. Bb2 b5
1957 GBR Ch 44th – Round 5.8 – Naylor, JW. – 0-1 – Cafferty, Bernard – G24 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. Nc3 Bg7 9. e4 Nc6 10. Re1 Nxd4
1957 Reggio Emilia ch ITA – Round 13 – Tamburini, Mario – 0-1 – Magrin, Antonio – G47 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. O-O g6 7. b3 Bg7 8. Bb2 O-O 9. c4 Qc8 10. Nbd2 d6
1957 URS Ch, semi final – Round 9 – Prokhorovich, Taras E – 1-0 – Tarasov, Vitaly – G101 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 e6 7. b3 Be7 8. Bb2 O-O 9. c4 Nc6 10. Qf4 d5
1958 Argentina – Round 7 – Benko, Francisco – 0-1 – Garcia Vera, Romeo – G59 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. O-O g6 7. Nxd4 Bxg2 8. Kxg2 Bg7 9. Nc3 Qc7 10. Qd3 Nc6
1958 AUS Ch – Round 3.1 – Steiner, Lajos – 0-1 – Wotulo, Max – G13 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Bg7 9. Nc3 O-O 10. e4 Qc8
1958 GBR Ch 45th – Round 11.4 – Howson, James B – 1-0 – Mardle, Denis – G76 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 e5 8. Nb5 d5 9. Bg5 Nbd7 10. f4 e4
1958 Munich ol (Men) fin-B – Round 9 – Gudmundsson, Arinbjorn – 1/2-1/2 – Kramer, Haije – G16 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O O-O 9. Be3 d6 10. h3 Nc6
1959 AUS Ch – Round 16.3 – Sarapu, Ortvin – 1-0 – Phillips, J Rodney – G64 1. d4 Nf6 2. Nf3 b6 3. g3 c5 4. Bg2 Bb7 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 d6 9. e4 cxd4 10. Nxd4 Nbd7
1959 Lodz ch POL – Round 12 – Lubienski, Tadeusz – 1-0 – Szukszta, Janus – G57 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O e6 6. c4 Be7 7. d5 exd5 8. Nh4 O-O 9. cxd5 d6 10. Nf5 b5
1960 Aalborg – Round 1 – Blom, Kaj – 1/2-1/2 – Hamann, Svend – G13 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 g6 8. b3 Bg7 9. Bb2 O-O 10. Nd2 d5
1960 Buenos Aires ch-ARG – Round 8 – Espinosa Flores, Rafael Emilio – 1-0 – Reinhardt, Enrique – G54 1. d4 Nf6 2. Nf3 b6 3. g3 c5 4. Bg2 Bb7 5. dxc5 bxc5 6. c4 g6 7. Nc3 Bg7 8. O-O O-O 9. Be3 d6 10. Qc2 Nbd7
1960 Olympiad prel IV – Round 1 – Reilly, Brian – 1/2-1/2 – O'Kelly de Galway, Alberic – G2 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Nxd4 Bxg2 8. Kxg2 Qc8 9. Qd3 Na6 10. Nc3 Nc5
1960 Sao Paulo zt – Round 1 – Perez Alcocer, Jose – 1/2-1/2 – Reinhardt, Enrique – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 cxd4 7. Qxd4 Bg7 8. Nc3 d6 9. Rd1 Nbd7 10. b3 O-O
1960 URS Ch sf – Round 6 – Ustinov, Georgy I – 0-1 – Antoshin, Vladimir S – G43 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Qxd4 Nc6 7. Qa4 g6 8. Bg5 Bg7 9. Rd1 h6 10. Bc1 a6
1960 URS Ch sf – Round 9 – Barenboim, Grigory – 0-1 – Antoshin, Vladimir S – G71 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. e3 e6 6. O-O Be7 7. b3 cxd4 8. exd4 O-O 9. Nbd2 Nc6 10. Bb2 Rc8
1962 Poznan ch POL – Round 7 – Gawlikowski, Stanislaw – 0-1 – Sliwa, Bogdan – G42 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. Qb3 Qc8 7. O-O Nc6 8. dxc5 bxc5 9. Qc4 Nd8 10. Qh4 Bg7
1963 Toronto Ch – Round 1 – O`Brien, Ray – 0-1 – Sarosy, Zoltan L – G1 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O d6 7. Bf4 Bg7 8. Nh4 Qc8 9. Na3 O-O 10. Qc1 Re8
1964 Bordeaux Open Bordeaux FRA – Round 9 – Zinser, Sylvain – 1/2-1/2 – Limbos, Paul – G59 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Bg5 O-O 8. Nbd2 h6 9. Bxf6 Bxf6 10. e4 d6
1964 Budapest ch-HUN – Round 1 – Szily, Jozsef – 1/2-1/2 – Kapu, Jeno – G86 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 e6 7. Nc3 Be7 8. O-O O-O 9. Bf4 d6 10. Qd2 Ne4
1965 Harrachov U26 – Round 4 – Petras, Jan – 0-1 – Novak, Ervin – G10 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. c4 Bg7 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Re1 Qc8 10. d5 d6
1966 La Habana olm fin-C – Round 3 – Norcia, Federico – 1/2-1/2 – Kaplan, Julio – G6 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. b3 d6 9. Bb2 Nbd7 10. Rc1 Rc8
1966 La Habana olm prel – Round 2 – Lahti Aki – 0-1 – Kaplan, Julio – G30 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. O-O Bg7 7. Qb3 cxd4 8. Ne5 d5 9. cxd4 O-O 10. Nc3 Nc6
1966 La Habana olm prel – Round 7 – Benabud, Dris – 0-1 – Kaplan, Julio – G109 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. Nd2 Qb7+ 9. N2f3 g6 10. c3 Bg7
1967 FRG Ch Kiel GER – Round 3 – Delander, Adolf – 1/2-1/2 – Hecht, Hans-Joachim – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 g6 6. Qb3 cxd4 7. cxd4 Bg7 8. Ne5 d5 9. Qa4+ Nbd7 10. Nc3 e6
1967 Szczecin ch POL – Round 5 – Dobrzynski, Wojciech – 1/2-1/2 – Sliwa, Bogdan – G24 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Nc4 cxd4 9. cxd4 b5 10. Nce5 d6
1968 Lublin PKWN 4th – Round 9 – Knezevic, Milorad – 1/2-1/2 – Sydor, Andrzej – G31 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. Qb3 Qc8 8. Qc2 Bg7 9. O-O O-O 10. b3 d6
1969 Luhacovice – Round 10 – Kolarov, Atanas S. – 0-1 – Keres, Paul – G77 1. d4 Nf6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. b3 Bg7 7. Bb2 O-O 8. Nbd2 Qc8 9. c4 cxd4 10. Bxd4 d6
1969 WchT U26 qual-A – Round 2.2 – Zara, Dan – 1-0 – Angantysson, Haukur – G7 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4 g6 7. O-O Bg7 8. Nc3 O-O 9. Qh4 d6 10. Bh6 Nbd7
Qatar Masters Open 2015 – Round 7.11 – Vignesh N R – 0-1 – Ivanchuk, Vasyl – G228 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Qc8 8. Kg1 e6 9. b3 Be7 10. Ba3 Bxa3
Saint Louis Blitz 2019 – Round 18.1 – Aronian, Levon – 0-1 – Vachier-Lagrave, Maxime – G86 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. O-O e6 7. b3 Bc5 8. Bb2 O-O 9. Bxd4 Na6 10. Nc3 Qe7
World Blitz 2015 – Round 1.53 – Kunin, Vitaly – 1/2-1/2 – Zvjaginsev, Vadim – G44 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c3 e6 6. O-O Be7 7. Nbd2 O-O 8. Re1 cxd4 9. cxd4 Nc6 10. a3 d5
World Blitz 2018 – Round 4.34 – Miton, Kamil – 0-1 – Indjic, Aleksandar – G231 1. d4 b6 2. Nf3 Bb7 3. g3 Nf6 4. Bg2 c5 5. dxc5 bxc5 6. c4 g6 7. O-O Bg7 8. Nc3 O-O 9. Bf4 d6 10. Qd2 Nbd7

A47v — Marienbad System

1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5

Les coups candidats

5.O-O — 36.2% (437 parties)

Ambassadeurs : Tartakower, Savielly (7x), Cafferty, Bernard (5x), Eliskases, Erich (4x), Iliesco, Juan (4x), Alekhine, Alexander (4x), Capablanca, Jose (4x), Najdorf, Miguel (4x), Reinhardt, Enrique (4x)

5.dxc5 — 22.4% (270 parties)

Ambassadeurs : Tartakower, Savielly (4x), Sarosy, Zoltan L (4x), Gruenfeld, Ernst (3x), Guimard, Carlos E (3x), Golombek, Harry (3x), Opocensky, Karel (3x), Gereben, Erno (3x), Hellmann Ernesto (2x)

5.c3 — 20.9% (252 parties)

Ambassadeurs : Alekhine, Alexander (7x), Guimard, Carlos E (3x), Szabo, Ladislav (3x), Najdorf, Miguel (2x), Porath, Yosef (2x), Kupchik, Abraham (2x), Becker, Albert (2x), Petrov, Vladimir S. (2x)

5.c4 — 13.8% (167 parties)

Ambassadeurs : Alekhine, Alexander (4x), Berg, Terje Jensen (3x), Tartakower, Savielly (2x), Borodin, Vladimir (2x), Tracy, Joseph (2x), Koepcke, Richard (2x), Dornbusch, Tatiana (2x), Lengyel, Bela (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.O-O	5.dxc5	5.c3	5.c4
<1800	12	58%	17%	17%	8%
1800-2200	239	39%	22%	24%	10%
2200-2600	499	31%	23%	17%	23%
2600+	7	29%	14%	14%	43%

Évolution par décennie (% des parties)

Décennie	N parties	5.O-O	5.dxc5	5.c3	5.c4
1920s	39	36%	21%	23%	—
1930s	131	40%	18%	32%	4%
1940s	80	42%	29%	19%	5%
1950s	66	42%	17%	21%	9%
1960s	37	41%	24%	30%	3%
1970s	55	35%	27%	20%	11%
1980s	75	33%	20%	13%	23%
1990s	155	32%	19%	25%	18%
2000s	197	37%	24%	20%	16%
2010s	284	37%	20%	18%	19%
2020s	88	26%	35%	11%	17%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.O-O	37%	26%	▼ -11.2%
5.dxc5	20%	35%	▲ +14.8%
5.c3	18%	11%	▼ -6.9%
5.c4	19%	17%	▼ -1.6%

Joueurs célèbres

Champions du monde dans cette position

Alekhine, Alexander — 10 parties
Hou, Yifan — 3 parties
Botvinnik, Mikhail — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

5.O-O — 36.2% (437 parties)

1925 — Tarrasch, Siegbert vs Gruenfeld, Ernst — 1/2-1/2 — Breslau GER
1927 — Colle, Edgar vs Gruenfeld, Ernst — 1/2-1/2 — Kecskemet f II
1927 — Colle, Edgar vs Reti, Richard — 1/2-1/2 — London ENG
1927 — Treybal, Frantisek vs Rejfir, Josef — 1/2-1/2 — Prague CZE
1927 — Vidmar Milan vs Tartakower, Savielly — 1/2-1/2 — London ENG

5.dxc5 — 22.4% (270 parties)

1924 — Levenfish, Grigory vs Gotthilf, Yoann — 1-0 — Leningrad RUS
1925 — Rubinstein, Akiba vs Nimzowitsch, Aron — 0-1 — Marienbad CZE
1925 — Tartakower, Savielly vs Gothilf, Solomon Borisovich — 1/2-1/2 — Moscow RUS
1926 — Colle, Edgar vs Gruenfeld, Ernst — 0-1 — Budapest HUN
1926 — Moritz, Bruno vs Bluemich, Max — 0-1 — Vienna AUT

5.c3 — 20.9% (252 parties)

1922 — Olland, Adolf George vs Maroczy, Geza — 0-1 — Utrecht NED
1923 — Brinckmann, Alfred vs Nimzowitsch, Aaron — 0-1 — Kolding
1925 — Przepiorka, Dawid vs Gruenfeld, Ernst — 1/2-1/2 — Marienbad CZE
1926 — Monticelli, Mario vs Gruenfeld, Ernst — 1/2-1/2 — Budapest HUN
1926 — Davidson, Jacques vs Reti, Richard — 1/2-1/2 — Semmering AUT

5.c4 — 13.8% (167 parties)

1933 — Cintron, Rafael L vs Alekhine, Alexander — 0-1 — San Juan
1937 — Bergs, Teodors vs Alekhine, Alexander — 1/2-1/2 — Kemeri LAT
1937 — Berg, Terje Jensen vs Alekhine, Alexander — 1/2-1/2 — Kemeri (17)
1937 — Berg, Terje Jensen vs Alekhine, Alexander — 1/2-1/2 — Kemeri LAT
1937 — Berg, Terje Jensen vs Tartakower, Savielly — 1/2-1/2 — Kemeri LAT

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