A91a — Dutch: 2.c4 Nf6 3.g3 e6 4.Bg2 Be7

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

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

Atouts. Les Blancs s'appuient sur la case forte f4, un fou actif en g2 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 cavaliers b1 et g1, le fou c1 et les tours a1 et h1).

Plans. Nc3 (Développer Nb1) ; Nf3 (Développer Ng1) ; Bg5 (Clouer Nf6).

♚ 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 g4, un avant-poste en g4, un fou actif en e7 et la paire de fous.

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

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

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● e6→f5, d7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● e4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (1v0)	● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Actif (mob. 7)
Be7		● Be7 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	5 (● b1, ● g1, ● c1, ● 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, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5, ● …f5-f4

Partie
1908 Vienna – Round 13 – Swiderski, Radoslaw – 1-0 – Reti, Richard – G127 1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. e3 Be7 5. g3 O-O 6. Bg2 d6 7. Nge2 e5 8. O-O c6 9. a3 Qe8 10. b3 Na6
1923 Montreal sim – Round ? – Alekhine, Alexander – 0-1 – Cartier, Alain – G9 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nh3 d5 7. O-O dxc4 8. e4 fxe4 9. Nxe4 Nbd7 10. Bf4 Nxe4
1923 Trieste – Round 1 – Seitz, Jakob Adolf – 1/2-1/2 – Tarrasch, Siegbert – G1 1. c4 e6 2. d4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nh3 O-O 7. O-O c6 8. b3 Ne4 9. Bb2 Nd7 10. f3 Nd6
1934 Hastings3435 – Round 1 – Capablanca, Jose – 1/2-1/2 – Botvinnik, Mikhail – G10 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nh3 c6 7. Qb3 O-O 8. O-O Na6 9. Nf4 Kh8 10. Nd3 Nc7
1934 Leningrad – Round 1 – Levenfish, Grigory – 1/2-1/2 – Riumin, Nikolai – G29 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d6 7. Nf4 Qe8 8. O-O Bd8 9. e4 e5 10. dxe5 dxe5
1934 Sitges – Round 3 – Cherta, Pedro – 1-0 – Golmayo Torriente, Manuel – G16 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 Be7 6. Bf4 O-O 7. Nbd2 c6 8. O-O Ne4 9. Rc1 Nd7 10. Ne5 Ndf6
1935 BCF Ch 28. Major Open – Round 7 – Reshevsky, Samuel – 1-0 – Kitto, Francis E A – G11 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 O-O 6. O-O d6 7. b3 Na6 8. Bb2 Rb8 9. Nc3 c5 10. e3 Bd7
1935 BCF Ch 28th – Round 9 – Winter, William – 1-0 – Davey, Stanley Clifford – G23 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. O-O O-O 6. c4 Qe8 7. Nc3 Bd8 8. Qb3 Nc6 9. d5 Ne5 10. dxe6 dxe6
1935 Buenos Aires – Round 1 – Grau, Roberto G – 0-1 – Cristia, Jose Maria – G1 1. c4 f5 2. Nc3 Nf6 3. d4 e6 4. g3 Be7 5. Bg2 O-O 6. Nh3 d6 7. O-O Qe8 8. Nf4 Bd8 9. e4 e5 10. dxe5 dxe5
1935 Warsaw ol Warsaw POL – Round 1 – Hasenfuss, Wolfgang – 0-1 – Pleci, Isaias – G1 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Be7 5. d4 O-O 6. Nh3 d6 7. Nf4 c6 8. Nd3 Nbd7 9. Bf4 Qc7 10. e4 e5
1936 Moskou – Round 1 – Eliskases, Erich – 1/2-1/2 – Riumin, Nikolai – G7 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. O-O O-O 6. c4 d6 7. Qb3 c6 8. Nd2 Kh8 9. Qc3 Na6 10. b4 Nc7
1936 Podebrady – Round ? – Thomas, George Alan – 1/2-1/2 – Skalicka, Karel – G60 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 Be7 5. d4 O-O 6. Nh3 d5 7. cxd5 exd5 8. Nf4 c6 9. O-O Bd6 10. a3 Ne4
1938 Argentina – Round 12 – Lalich, Voyin – 0-1 – Guimard, Carlos E – G29 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. e3 Qe8 7. Nge2 d6 8. b3 Nbd7 9. Bb2 e5 10. Qc2 c6
1938 Nice – Round 1 – Reilly, Brian – 1-0 – Griess, E – G1 1. d4 e6 2. g3 f5 3. Bg2 Nf6 4. Nh3 Be7 5. O-O O-O 6. c4 c6 7. Nc3 d5 8. Qd3 Nbd7 9. Bf4 Nb6 10. c5 Nbd7
1939 Buenos Aires – Round 1 – Petrov, Vladimir (ENG) – 1-0 – Tartakower, Savielly – G6 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. c4 O-O 6. Nc3 d6 7. O-O Qe8 8. Qb3 Nc6 9. d5 exd5 10. cxd5 Ne5
1939 Buenos Aires ol f-A – Round 12 – Petrov, Vladimir S. – 1-0 – Tartakower, Savielly – G227 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. c4 O-O 6. Nc3 d6 7. O-O Qe8 8. Qb3 Nc6 9. d5 exd5 10. cxd5 Ne5
1944 Asuncion – Round 1 – Laszlo, Adam – 1-0 – Guimard, Jean Louis – G1 1. c4 f5 2. Nc3 Nf6 3. d4 e6 4. g3 Be7 5. Bg2 O-O 6. a3 d5 7. c5 Nbd7 8. Nf3 Ne4 9. O-O c6 10. Bf4 Bf6
1944 Brno ch CZE – Round 6 – Richter, Emil – 1-0 – Olexa, Vilem – G9 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3 O-O 6. O-O d5 7. b3 c6 8. Nf4 Na6 9. Bb2 Nc7 10. Nc3 Nce8
1944 Kiev – Round ? – Makogonov, Vladimir – 0-1 – Kofman, Rafael Moiseevich – G4 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. Nh3 Be7 5. O-O O-O 6. d4 d5 7. b3 c6 8. Bb2 Na6 9. Nd2 Nc7 10. f3 c5
1945 Vina del Mar – Round 4 – Asis Tapia, Alberto Rossel – 1-0 – Letelier Martner, Rene – G13 1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 d5 5. Bg2 Be7 6. Nf3 O-O 7. b3 Ne4 8. Bb2 c6 9. Qc2 Bf6 10. Rd1 Nd7
1946 Barcelona – Round 11 – Najdorf, Miguel – 1/2-1/2 – Guimard, Carlos E – G66 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nh3 c6 7. Qd3 Ne4 8. f3 Nxc3 9. bxc3 Nd7 10. cxd5 cxd5
1946 Groningen – Round 12 – Vidmar, Marjeta – 0-1 – Guimard, Carlos E – G55 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Qb3 Kh8 7. Nh3 d5 8. cxd5 exd5 9. Bxd5 Nc6 10. Bxc6 bxc6
1946 Helsinki – Round 1 – Ojanen, Kaarle S – 1-0 – Kiuru, V. – G2 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Qb3 c6 7. Nh3 O-O 8. O-O Qe8 9. Nf4 Kh8 10. Nd3 Ne4
1946 Mar del Plata – Round 5 – Hounie Fleurquin, Carlos – 0-1 – Guimard, Carlos E – G59 1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Bf4 O-O 7. Nf3 c6 8. c5 Ne4 9. Rc1 Nd7 10. Ne5 g5
1947 BRA Ch – Round 6 – De Souza Mendes, Joao – 1-0 – Ribas Hector – G10 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. Nf4 Nc6 9. Nb5 Bd8 10. d5 exd5
1947 Sofia Balkaniade – Round 2.1 – Barcza, Gedeon – 1-0 – Ichim, Trajan – G10 1. c4 e6 2. d4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 O-O 6. O-O d6 7. Nc3 d5 8. b3 c6 9. Bb2 Ne4 10. Nxe4 fxe4
1948 Budapest Budapest HUN – Round 3 – Fuster, Geza – 0-1 – Gligoric, Svetozar – G4 1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O c6 8. b4 e5 9. d5 Ne4 10. Nxe4 fxe4
1948 Budapest Budapest HUN – Round 5 – Gereben, Erno – 1/2-1/2 – Tartakower, Savielly – G6 1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Qb3 Nc6 7. d5 Ne5 8. dxe6 dxe6 9. Bf4 Nfd7 10. Rd1 Qe8
1948 Buenos Aires – Round 1 – Stahlberg, Gideon – 1-0 – Guimard, Carlos – G7 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 O-O 6. O-O d5 7. cxd5 exd5 8. Nc3 c6 9. Qc2 Ne4 10. f3 Ng5
1948 Mar del Plata – Round 1 – Olivera, Alfredo – 0-1 – Guimard, Carlos E – G6 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. e4 fxe4 7. Nxe4 Nxe4 8. Bxe4 d5 9. Bd3 dxc4 10. Bxc4 b5
1948 Saltsjobaden Interzonal – Round 10 – Flohr, Salo – 1/2-1/2 – Gligorić, Svetozar – G90 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. d5 e5 7. e4 d6 8. Nge2 fxe4 9. Nxe4 Nxe4 10. Bxe4 Nd7
1948 Venice – Round 1 – Euwe, Max – 1/2-1/2 – Opocensky, Karel – G16 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Qb3 c6 7. d5 d6 8. dxe6 Na6 9. Nf3 Nc5 10. Qc2 Nfe4
1948 Venice – Round 1 – Szabados, Eugenio – 1/2-1/2 – Tartakower, Savielly – G17 1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. Nh3 Be7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. e4 fxe4 9. Nxe4 Nc6 10. d5 exd5
1949 Hastings4950 – Round 1 – Koenig, Imre – 0-1 – Rossolimo, Nicolas – G2 1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. c4 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O c6 8. Qd3 e5 9. dxe5 dxe5 10. Rd1 Qe8
1949 Leningrad – Round 9 – Taimanov, Mark E – 1/2-1/2 – Kuzminykh, Evgeny – G66 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nc3 d6 6. e4 fxe4 7. Nxe4 O-O 8. Ne2 e5 9. dxe5 dxe5 10. O-O Nc6
1949 Trencianske-Teplice – Round 3 – Erdelyi, Stefan – 0-1 – Wade, Robert G – G28 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d6 7. Nf4 c6 8. Nd3 Qc7 9. O-O Nbd7 10. b3 e5
1949 URS Ch, semi final – Round 1 – Poliak, Abram – 1/2-1/2 – Kan, Ilya A – G25 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nh3 O-O 6. O-O d6 7. Nc3 Qe8 8. Nf4 Bd8 9. Nd3 e5 10. d5 Nbd7
1949 YUG-NED – Round 1.9 – Henneberke, Frans – 1/2-1/2 – Nedeljkovic, Srecko M – G6 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Qb3 c6 7. Nf3 O-O 8. O-O Kh8 9. Ne5 Nbd7 10. Bf4 Qe8
1950 Amsterdam – Round 9 – Szabados, Eugenio – 1/2-1/2 – Rossolimo, Nicolas – G90 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O c6 8. e4 e5 9. dxe5 dxe5 10. Qxd8 Rxd8
1950 CSR-BUL Prague CZE – Round 4 – Popov, Petar – 1/2-1/2 – Opocensky, Karel – G29 1. Nf3 e6 2. d4 f5 3. g3 Nf6 4. Bg2 Be7 5. c4 c6 6. Qc2 O-O 7. Nc3 d5 8. Bf4 Ne4 9. O-O Nd7 10. Ne5 Nxc3
1950 Dubrovnik olm – Round 4 – Sumar, Julio – 1-0 – Ojanen, Kaarle S – G43 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d5 7. cxd5 exd5 8. Bg5 c6 9. Bxf6 Bxf6 10. e3 Na6
1950 URS Ch sf – Round 14 – Pavlov, Mircea-Sergiu-Aurelian – 0-1 – Kopaev, Nikolay A – G25 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3 d6 6. Nf4 O-O 7. Nc3 c6 8. Nd3 Nbd7 9. Bf4 Qe8 10. Qb3 Kh8
1950 Venice – Round 8 – Golombek, Harry – 1-0 – Rossolimo, Nicolas – G71 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nc3 O-O 6. Nh3 d5 7. cxd5 exd5 8. Nf4 c6 9. O-O Kh8 10. Nd3 Ne4
1951 GDR Ch – Round 17 – Stein, Georg – 1/2-1/2 – Kuebart, Erich – G21 1. d4 e6 2. g3 f5 3. Bg2 Nf6 4. Nh3 Be7 5. O-O O-O 6. c4 Qe8 7. Nc3 d6 8. Qc2 Nc6 9. d5 Ne5 10. dxe6 Bxe6
1951 GER Ch 14th – Round 13 – Niephaus, Walter – 1-0 – Troeger, Paul – G36 1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. d4 Be7 5. Nc3 d6 6. Nf3 Nbd7 7. O-O O-O 8. b3 a5 9. Ng5 Nb6 10. d5 Nfxd5
1951 GER Ch U20 – Round 9 – Richter Becerra, Hans – 0-1 – Uhlmann, Wolfgang – G28 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nh3 O-O 7. O-O c6 8. Qc2 Qe8 9. b3 Na6 10. Bb2 Kh8
1951 Madrid – Round 1 – Giustolisi, Alberto – 1-0 – Aguilo Torrens, Lluis – G1 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O c6 8. e4 fxe4 9. Nxe4 Nxe4 10. Bxe4 e5
1951 Marianske Lazne zt – Round 1 – Foltys, Jan – 1/2-1/2 – Pedersen, Ebbe – G1 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Be7 5. d4 O-O 6. Qb3 c6 7. Nh3 d5 8. O-O Kh8 9. e3 Qe8 10. Bd2 Na6
1951 World Championship 19th – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Bronstein, David I – G1 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. e3 d6 7. Nge2 c6 8. O-O e5 9. d5 Qe8 10. e4 Qh5
1951 World Championship 19th – Round 16 – Bronstein, David I – 1/2-1/2 – Botvinnik, Mikhail – G13 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. e3 d5 7. Nge2 c6 8. b3 Bd6 9. O-O Qe7 10. Qc2 Ne4
1951 World Championship 19th – Round 22 – Bronstein, David I – 1-0 – Botvinnik, Mikhail – G18 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. e3 d5 7. Nge2 c6 8. b3 Ne4 9. O-O Nd7 10. Bb2 Ndf6
1951 World Championship 19th – Round 9 – Botvinnik, Mikhail – 1/2-1/2 – Bronstein, David I – G7 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. d5 Bb4 7. Bd2 e5 8. e3 d6 9. Nge2 a6 10. Qc2 Qe8
1951 World chJ U20 1st – Round 2.5 – Olafsson, Fridrik – 0-1 – Ivkov, Borislav – G4 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d6 6. Nh3 O-O 7. O-O c6 8. e4 fxe4 9. Nxe4 e5 10. dxe5 dxe5
1952 Budapest – Round 12 – Golombek, Harry – 0-1 – Stahlberg, Gideon – G106 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d5 7. cxd5 exd5 8. O-O c6 9. Nf4 Na6 10. f3 Nc7
1952 Liberation – Round 1 – Pilnik Aranda, Karla Constanza – 1/2-1/2 – Alexander, Conol Hugh – G1 1. d4 f5 2. g3 Nf6 3. c4 e6 4. Bg2 Be7 5. e3 O-O 6. Ne2 d6 7. O-O e5 8. b3 Qe8 9. dxe5 dxe5 10. Ba3 Nc6
1952 Olympiad Helsinki (Finland) – Round 1 – Pytliakovsky A – 0-1 – Ojanen, Kaarle S – G1 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nc3 O-O 6. Qb3 Kh8 7. Bf4 c6 8. d5 d6 9. dxe6 Na6 10. Qc2 Bxe6
1953 Mar del Plata – Round 3 – Burgalat, Francisco J – 0-1 – Ojanen, Kaarle S – G48 1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. d5 e5 7. Nf3 d6 8. O-O Qe8 9. e3 Qh5 10. Bd2 Ng4
1953 Opatija – Round 16 – Golombek, Harry – 0-1 – Nikolac, Juraj – G114 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nc3 O-O 6. e3 d6 7. Nge2 c6 8. O-O e5 9. e4 Qe8 10. d5 Na6
1954 Amsterdam olm – Round 1 – Euwe, Max – 1/2-1/2 – Parliaros, Dimitrios – G35 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nd2 O-O 6. e4 fxe4 7. Nxe4 d6 8. Ne2 Qe8 9. O-O Kh8 10. Nf4 Nc6
1954 CSR Ch – Round 2.3 – Dolezal, Jiri – 0-1 – Olexa, Vilem – G14 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. e3 O-O 6. Ne2 d6 7. O-O Qe8 8. Nbc3 e5 9. b3 c6 10. c5 d5
1954 ITA-ch17 Trieste – Round 1 – Primavera, Giuseppe – 0-1 – Ferrantes, Giovanni – G1 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nh3 c6 7. d5 d6 8. dxe6 Bxe6 9. Qd3 Na6 10. b3 Nc5
1954 Montevideo – Round 16 – Letelier Martner, Rene – 1-0 – Trompowsky, Octávio – G116 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. O-O O-O 6. c4 d6 7. Qb3 c6 8. Nc3 Qe8 9. d5 e5 10. Ng5 Kh8
1955 Buenos Aires CA – Round 16 – Sanguineti, Raúl Carlos – 1/2-1/2 – Guimard, Carlos E – G111 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. Nc3 Be7 5. d4 O-O 6. e3 d5 7. Nge2 c6 8. b3 Kh8 9. O-O Qe8 10. f3 Nbd7
1955 Long Beach US-open – Round 10 – Santasiere, Anthony – 0-1 – Steiner, Herman – G51 1. c4 f5 2. Nc3 Nf6 3. e3 e6 4. g3 Be7 5. Bg2 O-O 6. d4 Kh8 7. Nge2 d6 8. e4 fxe4 9. Nxe4 Qe8 10. N2c3 Nbd7
1955 Prague tm – Round 5 – Arlamowski, Edward – 1/2-1/2 – Blatny, Frantisek – G27 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nf3 c6 7. Qd3 O-O 8. O-O Qe8 9. b3 Qh5 10. Ne5 Nbd7
1957 DDR Ch 08th – Round 10 – Eising, Johannes – 1-0 – Franz, Joachim – G65 1. c4 f5 2. Nc3 Nf6 3. g3 d6 4. d4 e6 5. Bg2 Be7 6. Nh3 O-O 7. O-O Qe8 8. Nf4 e5 9. dxe5 dxe5 10. Nfd5 Bd8
1957 DDR Ch 08th – Round 7 – Golz, Werner – 1/2-1/2 – Franz, Joachim – G43 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 O-O 6. O-O d6 7. b3 Qe8 8. Bb2 a5 9. Nd2 Na6 10. a3 c5
1958 Buenos Aires V – Round 11 – Buj, Pablo – 1/2-1/2 – Estrada Degrandi, Walter – G46 1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 Be7 5. Bg2 O-O 6. Nh3 d6 7. O-O e5 8. dxe5 dxe5 9. Qb3 Nc6 10. Be3 Qe8
1958 GDR Ch Schkopau GER – Round 12 – Golz, Werner – 1-0 – Handel, Horst – G71 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nh3 O-O 7. O-O dxc4 8. Qa4 Qxd4 9. Be3 Qg4 10. Nf4 Ne4
1958 Munich olm fin-B – Round 5 – Raizman, Maurice – 1/2-1/2 – Stahlberg, Gideon – G19 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Qb3 c6 7. Nh3 O-O 8. O-O Kh8 9. Bg5 a5 10. c5 e5
1958 Munich olm prel – Round 1 – Cintron, Rafael L – 1/2-1/2 – Dueckstein, Andreas – G7 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Bg5 c6 7. cxd5 exd5 8. Nf3 O-O 9. O-O Ne4 10. Bxe7 Qxe7
1959 Buenos Aires JM – Round 11 – Steinbaum, Fernando – 0-1 – Palermo, Vicente – G41 1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. d4 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O Qe8 8. Nf4 c6 9. e4 fxe4 10. Nxe4 Nxe4
1959 CSR Ch – Round 9 – Ujtelky, Maximilian – 1/2-1/2 – Alster, Ladislav – G67 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. O-O O-O 6. c4 d6 7. Nc3 c6 8. b3 Qe8 9. f3 e5 10. d5 Qh5
1959 GDR Ch Leipzig GER – Round 3 – Raetsch, Heinz – 1/2-1/2 – Handel, Horst – G13 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. e3 d6 7. Nge2 c6 8. O-O e5 9. dxe5 dxe5 10. Qxd8 Rxd8
1959 Riga – Round 1 – Sliwa, Bogdan – 0-1 – Tolush, Alexander V – G1 1. c4 f5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3 O-O 6. O-O d6 7. b3 Qe8 8. Nd2 e5 9. dxe5 dxe5 10. Bb2 Ng4
1959 Santiago – Round 2 – Stekel Grunberg, Moises – 1-0 – Salas Romo, Julio – G10 1. c4 f5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nc3 O-O 6. Qc2 d5 7. Bg5 c6 8. Bxf6 Bxf6 9. e3 Kh8 10. f4 c5
1960 AUS Ch – Round 3 – Purdy, Cecil J S – 1-0 – Geus, William J – G9 1. c4 e6 2. d4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nh3 c6 7. Qb3 O-O 8. O-O Kh8 9. Rd1 a5 10. Bf4 Ne4
1960 GBR Ch 47th – Round 6.8 – Edwards, Raymond Brunton – 0-1 – Parr, Frank – G55 1. c4 f5 2. Nc3 Nf6 3. d4 e6 4. g3 Be7 5. Bg2 d5 6. Nh3 c6 7. O-O O-O 8. Nf4 Qe8 9. Qc2 Bd6 10. b3 dxc4
1960 Olympiad prel I – Round 1 – Boutteville, Cesar – 0-1 – Johannessen, Svein – G1 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. Nc3 Be7 5. d4 O-O 6. Nh3 d6 7. Nf4 Qe8 8. e4 fxe4 9. Nxe4 Nxe4 10. Bxe4 e5
1961 Montevideo – Round 1 – Hounie Fleurquin, Carlos – 0-1 – Estrada Degrandi, Walter – G1 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. Nh3 Be7 5. O-O O-O 6. Nc3 d6 7. d4 e5 8. dxe5 dxe5 9. Qb3 c6 10. e4 Nxe4
1962 Match – Round 1 – Mack Lee, Aizyleen – 0-1 – Glicker, J. – G8 1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nh3 d6 7. O-O Qe8 8. Qc2 Nc6 9. d5 Nd8 10. dxe6 Nxe6
1963 Bath ch-BCF – Round 1 – Freeman, Matthew Herbert – 0-1 – Hindle, Owen M – G4 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 d6 5. c4 Be7 6. O-O O-O 7. Nc3 c6 8. b3 a5 9. e4 e5 10. dxe5 dxe5
1963 CSR Ch sf – Round 2.7 – Pribyl, Josef – 0-1 – Skokan, Zdenek – G10 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O Qe8 8. Nf4 c6 9. e4 fxe4 10. Nxe4 Nxe4
1963 Halle zt – Round 1 – Uhlmann, Wolfgang – 1/2-1/2 – Johannessen, Simon T – G25 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nc3 O-O 6. Nh3 d6 7. O-O c6 8. b3 a5 9. e4 fxe4 10. Nxe4 a4
1965 Hungary – Round 1 – Forintos, Gyozo V – 1-0 – Farago, Ivan – G5 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. d4 Be7 5. Nd2 O-O 6. Nh3 d6 7. Qb3 c6 8. O-O a5 9. Nf4 a4 10. Qc3 Qc7
1965 Malaga Malaga ESP – Round 2 – O'Kelly, Albéric de Galway – 1-0 – Durão, Joaquim Manuel – G4 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Qb3 c5 7. d5 e5 8. f4 e4 9. Nh3 Ng4 10. Nf2 Nxf2
1965 POL Ch 22th – Round 6 – Gasiorowski, Ryszard – 1-0 – Tarnowski, Alfred – G30 1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 Be7 5. Bg2 d5 6. Nf3 c6 7. O-O Nbd7 8. Ne1 dxc4 9. Nc2 O-O 10. f3 e5
1966 Du Havre – Round 1 – Boutteville, Cesar – 1/2-1/2 – Dueckstein, Andreas – G6 1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. e4 fxe4 7. Nxe4 d5 8. Nxf6+ Bxf6 9. Nf3 c5 10. O-O cxd4
1966 Panamerican – Round ? – Cobo Arteaga, Eldis – 1-0 – Arraya, Jorge – G51 1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. Nc3 d5 5. d4 Be7 6. e3 c6 7. Qd3 O-O 8. Nge2 Qe8 9. O-O Nbd7 10. f3 a6
1967 Venice Venice ITA – Round 9 – Zinser, Sylvain – 0-1 – Canal, Esteban – G28 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. e3 d6 7. Nge2 Re8 8. O-O Nbd7 9. b3 c6 10. Bb2 Bf8
1968 Budapest – Round 1 – Toth, Bela – 0-1 – Farago, Ivan – G14 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. e3 d6 7. Nge2 Qe8 8. b3 c6 9. Bb2 e5 10. Qc2 Na6
1968 Cardenas/Matanzas/Santa Clara – Round 5 – Macskasy, Elod – 1/2-1/2 – Estrada Degrandi, Walter – G24 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 d6 6. b3 Ne4 7. Nfd2 Nxd2 8. Qxd2 O-O 9. Nc3 c6 10. Bb2 e5
1968 Monte Carlo – Round 4 – Forintos, Gyozo V – 1/2-1/2 – Botvinnik, Mikhail – G24 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nd2 O-O 6. e3 d6 7. Ne2 e5 8. O-O c6 9. c5 d5 10. dxe5 Ng4
1969 DSV-Turnier – Round 6 – Malich, Burkhard, Dr. – 1-0 – Moehring, Guenther – G30 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Qb3 Nc6 7. d5 Na5 8. Qa4 c6 9. dxc6 dxc6 10. Bd2 c5
World Blitz 2018 – Round 5.45 – Anikonov, Dmitry – 0-1 – Amin, Bassem – G306 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Qc2 O-O 6. Nf3 d6 7. b3 Qe8 8. Bb2 Nc6 9. O-O Qh5 10. Nbd2 Bd7

A91a —

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7

Eval: [+0.45]

Les coups candidats

5.Nf3 — 65.9% (3563 parties) →

Ambassadeurs : Naumkin, Igor (30x), Woodhouse, Stephen V (25x), Nemec, Zdenek (19x), Williams, Simon K (17x), Bellin, Robert (15x), Behrmann, Klaus (14x), Pert, Nicholas (12x), Short, Nigel D (12x)

5.Nc3 — 22.4% (1211 parties) →

Ambassadeurs : Guimard, Carlos E (7x), Botvinnik, Mikhail (7x), Williams, Simon K (7x), Ojanen, Kaarle S (5x), Rossolimo, Nicolas (5x), Bronstein, David I (4x), Farago, Ivan (4x), Riumin, Nikolai (3x)

5.Nh3 — 8.8% (477 parties) →

Ambassadeurs : Naumkin, Igor (8x), Pert, Nicholas (5x), Bekker-Jensen, Simon (4x), Arnold, Robert G (4x), Raffalt, Manfred (3x), Bohn, Thomas, Dr. (3x), Williams, Simon K (3x), Fomichenko, Svetlana (3x)

5.Nd2 — 1.1% (61 parties)

Ambassadeurs : Rogovskoy, Alexander (3x), Naumkin, Igor (3x), Forintos, Gyozo V (2x), Gutman, Lev (2x), Farago, Ivan (1x), Botvinnik, Mikhail (1x), Euwe, Max (1x), Parliaros, Dimitrios (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.Nf3	5.Nc3	5.Nh3	5.Nd2
<1800	147	54%	31%	10%	1%
1800-2200	1762	60%	26%	11%	1%
2200-2600	1960	73%	15%	9%	1%
2600+	37	81%	8%	8%	3%

Évolution par décennie (% des parties)

Décennie	N parties	5.Nf3	5.Nc3	5.Nh3	5.Nd2
1870s	1	100%	—	—	—
1880s	1	—	100%	—	—
1920s	3	—	100%	—	—
1930s	31	29%	58%	13%	—
1940s	55	31%	62%	7%	—
1950s	186	54%	39%	4%	1%
1960s	136	54%	43%	1%	1%
1970s	158	73%	23%	2%	1%
1980s	338	75%	19%	5%	—
1990s	1063	72%	16%	10%	1%
2000s	1440	64%	22%	11%	2%
2010s	1587	66%	21%	9%	1%
2020s	407	63%	24%	9%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.Nf3	66%	63%	▼ -2.7%
5.Nc3	21%	24%	▲ +3.0%
5.Nh3	9%	9%	▼ -0.5%
5.Nd2	1%	1%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 10 parties
Euwe, Max — 6 parties
Smyslov, Vladimir — 3 parties
Karpov, Anatoly — 3 parties
Alekhine, Alexander — 2 parties
Tal, Mikhail — 2 parties
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Ding, Liren — 1 partie

Parties historiques

5.Nf3 — 65.9% (3563 parties)

1872 — Steinitz, David vs Zukertort, Johannes — 1-0 — ?
1931 — Botvinnik, Mikhail vs Kan, Ilya A — 1-0 — Moskou ch-URS
1932 — Kusminich vs Ragozin, Viacheslav — 0-1 — corr
1933 — Flohr, Salo vs Botvinnik, Mikhail — 0-1 — Match
1934 — Mikhail M Yudovich Sr. vs Botvinnik, Mikhail — 0-1 — Leningrad RUS

5.Nc3 — 22.4% (1211 parties)

1880 — White, Max vs Berger, Johann — 1-0 — Graz AUT
1923 — Seitz, Jakob Adolf vs Tarrasch, Siegbert — 1/2-1/2 — Trieste
1927 — Selezniev, Alexey vs Model, Abram — 0-1 — Moscow RUS
1927 — Rabinovich, Ilya Mar vs Botvinnik, Mikhail — 0-1 — Moskou ch-URS
1931 — Achar Schvartzman, Marcos vs Castillo Lynch, Jacob Tyler — 1-0 — Buenos Aires ARG

5.Nh3 — 8.8% (477 parties)

1934 — Rey, Alejandro vs Lilienthal, Andor — 0-1 — Zaragoza
1935 — Reshevsky, Samuel vs Kitto, Francis E A — 1-0 — Great Yarmouth
1937 — Rabinovich, Ilya Mar vs Botvinnik, Mikhail — 1-0 — Moscow RUS
1937 — Stoltz, De Raven vs Kashdan — 0-1 — Stockholm SWE
1944 — Richter, Emil vs Olexa, Vilem — 1-0 — Brno ch CZE

5.Nd2 — 1.1% (61 parties)

1954 — Euwe, Max vs Parliaros, Dimitrios — 1/2-1/2 — Amsterdam NED
1965 — Forintos, Gyozo V vs Farago, Ivan — 1-0 — HUN
1968 — Forintos, Gyozo V vs Botvinnik, Mikhail — 1/2-1/2 — Monte Carlo MNC
1970 — Gersho, Jack vs Brodeur, Gilles — 0-1 — Quebec CAN
1970 — Makhlin, Mikhail vs Remizov, Juri — 1/2-1/2 — Moscow RUS

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