E40a — Nimzo-Indian: Rubinstein

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 * ● 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 la case forte b5 et la paire de fous.

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

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

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nf3 (Développer Ng1) ; Bd2 (Développer Bc1) ; Bd3 (Développer Bf1).

♚ 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) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (1v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bf1	● Bf1 Non développé (mob. 2)
Bb4		● Bb4 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	5 (g1, c1, f1, a1, h1)	4 (b8, c8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e3-e4, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
1927 DSB-25.Kongress – Round 3 – Bogoljubow, Efim – 1/2-1/2 – Ahues, Carl – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 Qe7 7. e4 e5 8. f3 Nh5 9. Ne2 Qh4+ 10. g3 Qh3
1929 Paris Paris FRA – Round 8 – Menchik, Vera Frantsevna – 1-0 – Colle, Edgar – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 b6 6. Bd3 Bb7 7. Nf3 Ne4 8. Qc2 f5 9. O-O O-O 10. Nd2 Qh4
1930 Liege – Round 1 – Rubinstein, Akiba – 1-0 – Colle, Edgar – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 O-O 7. e4 e5 8. Ne2 Re8 9. f3 b6 10. O-O Nc6
1930 Scarborough – Round 8 – Rubinstein, Akiba – 1-0 – Winter, William – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 b6 6. Bd3 Bb7 7. f3 O-O 8. Ne2 d6 9. e4 Nbd7 10. O-O c5
1930 Stubnianske Teplice – Round 1 – Erdelyi, Adam Dr. – 1-0 – Flohr, Salo – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 O-O 7. Ne2 b6 8. e4 Nfd7 9. O-O Nc6 10. Ng3 Ba6
1931 Kautsky mem8 – Round 8 – Rejfir, Josef – 1-0 – Flohr, Salo – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 c5 6. Bd3 Nc6 7. Ne2 b6 8. e4 d6 9. O-O Nd7 10. f4 Ba6
1931 Praag olm – Round 8 – Bogoljubow, Efim – 1-0 – Steiner, Endre – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qg4 Nxc3 6. a3 Be7 7. bxc3 O-O 8. Bd3 d6 9. Qd1 e5 10. Ne2 f5
1932 Bern – Round 11 – Johner, Paul – 1-0 – Bogoljubow, Efim – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. cxd5 exd5 6. Bd3 O-O 7. Ne2 Bd6 8. Qc2 Na6 9. a3 c5 10. dxc5 Nxc5
1935 Luhacovice CZE – Round ? – Pelikan, Jorge – 1-0 – Rohacek, Ivan – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 b6 6. Bd3 Bb7 7. f3 d6 8. Ne2 c5 9. e4 Nc6 10. O-O Qd7
1936 Moskou – Round 1 – Eliskases, Erich – 1-0 – Ragozin, Viacheslav – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qa4+ Nc6 6. Nf3 O-O 7. Bd2 Bd7 8. Qc2 Re8 9. Rd1 Bd6 10. Bc1 a5
1936 Trebitsch mem19 – Round 1 – ? – 0-1 – Becker, Albert – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. d5 Bxc3+ 7. bxc3 Nb8 8. e4 d6 9. Ne2 Nbd7 10. O-O Nc5
1937 Bad Saarow – Round 4 – Ernst, Wilhelm – 0-1 – Duehrssen, Rudolf – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 b6 6. Bd3 Bb7 7. f3 d6 8. Ne2 Qd7 9. O-O Nc6 10. Ng3 Ba6
1937 Prague – Round 5 – Eliskases, Erich – 1-0 – Dobias, Josef – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 d6 6. Ne2 e5 7. O-O Bxc3 8. bxc3 Bg4 9. f3 Bh5 10. Rb1 Qc8
1937 Stockholm SWE – Round 10 – Landau, Salo – 1-0 – Trifunovic, Aleksandar – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 c5 6. Ne2 cxd4 7. exd4 dxc4 8. Bxc4 O-O 9. O-O Nbd7 10. Nf4 Nb6
1938 URS Ch, semi final – Round 1 – Gothilf, Solomon Borisovich – 1-0 – Lisitsin, Georgy – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qa4+ Nc6 6. Nf3 Bd7 7. Qc2 O-O 8. Bd2 Re8 9. a3 Bf8 10. Bd3 Qe7
1939 Leningrad/Moscow – Round 1 – Reshevsky, Samuel – 1-0 – Tolush, Alexander V – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 O-O 7. O-O Re8 8. d5 Nb8 9. e4 a5 10. a3 Bf8
1939 Margate Premier Reserves A – Round 1 – Parr, Frank – 1/2-1/2 – Koenig, Imre – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. c5 b6 9. Bb5 Bb7 10. cxb6 axb6
1939 Margate Premier Reserves A – Round 8 – Parr, Frank – 1/2-1/2 – Van Scheltinga, Theo – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3 c5 6. cxd5 Qxd5 7. Bd2 Bxc3 8. Bxc3 Ne4 9. Qc2 Nc6 10. dxc5 Nxc5
1940 Moskou ch-URS – Round 1 – Levenfish, Grigory – 0-1 – Mikenas, Vladas – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 d5 7. cxd5 Nxd5 8. O-O exd4 9. exd4 O-O 10. Nxd5 Qxd5
1942 Chocen – Round ? – Richter, Emil – 1-0 – Keller, Rudolf – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qa4+ Nc6 6. Bd2 O-O 7. Nf3 Bxc3 8. Bxc3 Ne4 9. Bd3 Nxc3 10. bxc3 dxc4
1942 Mar del Plata – Round 15 – Stahlberg, Gideon – 1-0 – Canepa, Jose – G122 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 c4 9. Bc2 O-O 10. Ne2 Nc6
1943 Prague – Round 8 – Sajtar, Jaroslav – 1/2-1/2 – Lokvenc, Josef – G62 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 e5 7. Qc2 Nc6 8. Ne2 Qe7 9. f3 b6 10. O-O Na5
1943 Vienna Ch – Round ? – Lokvenc, Josef – 0-1 – Fichtl, Jiri – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 Qe7 6. Bd3 d6 7. Ne2 e5 8. Ng3 g6 9. f3 Nc6 10. O-O b6
1944 Mar del Plata – Round 14 – Luckis, Marcos – 1-0 – Reed, E Payton – G108 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Bd3 Nxc3 7. bxc3 Be7 8. e4 d6 9. exf5 exf5 10. Bxf5 Bxf5
1944 Mar del Plata – Round 7 – Garcia Vera, Romeo – 1-0 – Luckis, Marcos – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Qb3 d5 6. Nf3 O-O 7. Bd3 dxc4 8. Bxc4 Bd6 9. Nb5 Na5 10. Qa4 Nxc4
1944 Moskou ch-URS – Round ? – Mikenas, Vladas – 0-1 – Lilienthal, Andor – G115 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 c5 8. O-O cxd4 9. exd4 dxc4 10. Bxc4 Nbd7
1944 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Sokolsky, Alexey – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 e5 6. a3 Bxc3+ 7. Nxc3 exd4 8. exd4 d5 9. c5 h6 10. Bb5 O-O
1944 URS Ch sf – Round 2 – Kotov, Alexander. – 1-0 – Lisitsin, Georgy – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8. Ne2 e5 9. O-O O-O 10. e4 exd4
1945 Moscow Ch – Round 4 – Ragozin, Viacheslav – 1-0 – Liublinsky, Victor – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 e5 6. dxe5 Nxe5 7. a3 Bxc3 8. Bxc3 d6 9. Nf3 Qe7 10. Nxe5 dxe5
1945 Moskou ch-URS – Round 1 – Lilienthal, Andor – 0-1 – Chekhover, Vitaly – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 O-O 6. Bd3 d6 7. Ne2 c5 8. O-O Nc6 9. e4 e5 10. d5 Ne7
1945 Prague Prague CZE – Round 6 – Richter, Emil – 1/2-1/2 – Prucha, Karel – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3 Bd7 9. Qc2 Na5 10. Ne5 dxc4
1945 Tbilisi – Round 1 – Blagidze, Alexander – 1/2-1/2 – Petrosian, Tigran A. – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Qc2 d5 6. Nf3 dxc4 7. Bxc4 O-O 8. O-O Bd6 9. e4 e5 10. d5 Ne7
1946 American Continental – Round 1 – Maderna, Carlos – 1-0 – Marini, Luis – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 Bxc3+ 6. bxc3 e5 7. e4 Qe7 8. f3 Nbd7 9. Ne2 c5 10. O-O O-O
1946 Groningen – Round 1 – Euwe, Max – 1-0 – Yanofsky, Daniel Abraham – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 O-O 6. a3 Bxc3+ 7. Nxc3 e5 8. Be2 Qe7 9. O-O Bf5 10. f3 Nc6
1946 Leningrad – Round 1 – Kuzminykh, Evgeny – 1-0 – Chekhover, Vitaly – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 O-O 6. Bd3 d6 7. Ne2 c5 8. O-O Nc6 9. e4 e5 10. f4 exd4
1946 Londen II – Round 3 – Wood, Gabriel – 0-1 – Koenig, Imre – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Bd2 O-O 7. Qc2 e5 8. d5 Nb8 9. a3 Bxc3 10. Bxc3 a5
1946 New York ch-USA – Round 1 – Reshevsky, Samuel – 1/2-1/2 – Horowitz, Albert Israel – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. cxd5 exd5 7. g3 O-O 8. Bg2 c6 9. Nge2 Nbd7 10. O-O Re8
1946 URS-USA – Round 1 – Fine, Reuben – 1/2-1/2 – Keres, Paul – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 b6 7. Bd3 O-O 8. Qe2 c5 9. O-O Nc6 10. Rd1 cxd4
1946 USA Ch New York, NY USA – Round 1 – Denker, Arnold S – 1-0 – Sandrin Chodorge, Antoine – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 Nbd7 7. cxd5 exd5 8. a4 O-O 9. Bd3 c5 10. Ne2 Qc7
1947 GBR Ch 34th – Round 2 – Fairhurst, William – 0-1 – Golombek, Harry – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3 c5 6. Bd3 Nc6 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 O-O 10. Bg5 Be7
1947 GBR Ch 34th – Round 6 – Blow, Ronald – 0-1 – Golombek, Harry – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3 Re8 9. Bb2 e5 10. cxd5 Nxd5
1947 Hungary – Round 7 – Gereben, Erno – 0-1 – Ban, Jeno – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 Nc6 6. Ne2 e5 7. O-O Bxc3 8. bxc3 O-O 9. Ng3 Re8 10. a4 b6
1947 Mar del Plata – Round 3 – Bolbochan, J. – 1-0 – Luckis, Marcos – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 Nc6 6. Ne2 e5 7. d5 Bxc3+ 8. Nxc3 Ne7 9. O-O O-O 10. b3 Nd7
1947 URS Ch, semi final – Round 4 – Kuzminykh, Evgeny – 1/2-1/2 – Sokolsky, Alexey – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. g3 O-O 7. Bg2 c6 8. Nf3 Nbd7 9. O-O a5 10. b3 b6
1947 Yugoslavia Ch – Round 3 – Milic, Borislav – 1/2-1/2 – Puc, Stojan – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 O-O 7. Ne2 Nc6 8. O-O e5 9. e4 Re8 10. Ng3 exd4
1947 Yugoslavia Ch – Round 5 – Germek, Milan – 1/2-1/2 – Puc, Stojan – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 O-O 7. Nf3 Nc6 8. O-O Re8 9. Qc2 e5 10. Ng5 h6
1948 GBR Ch 35th – Round 7 – Wood, Gabriel – 1/2-1/2 – Milner Barry, Philip – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 Nbd7 7. Bd3 O-O 8. b3 b6 9. cxd5 exd5 10. O-O Bb7
1948 Karlovy Vary – Round 10 – Foltys, Jan – 1/2-1/2 – Opocensky, Karel – G100 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 c6 7. Bd3 Nbd7 8. O-O O-O 9. b3 Bd6 10. Bb2 dxc4
1948 Moskou ch-URS – Round 17 – Bronstein, David I – 1-0 – Furman, Slavomir – G139 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O c5 9. b3 Bb7 10. Bb2 Nc6
1948 Venice – Round 1 – Monticelli D Elias, Maria Lucia – 1/2-1/2 – Opocensky, Karel – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 O-O 6. Ng3 e5 7. a3 exd4 8. axb4 dxc3 9. bxc3 d5 10. cxd5 Qxd5
1948 World Championship 18th – Round 4 – Botvinnik, Mikhail – 1-0 – Reshevsky, Samuel – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. b4 Nbd7 8. Bb2 c6 9. Bd3 dxc4 10. Bxc4 Bd6
1949 Budapest-Moscow – Round 11 – Szabo, Ladislav – 0-1 – Smyslov, Vladimir – G78 1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 b6 9. Ne2 c5 10. O-O Ba6
1949 Budapest-Moscow – Round 5 – Lilienthal, Andor – 1/2-1/2 – Vajda, Arpad – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 c5 6. Bd3 Nc6 7. Ne2 e5 8. O-O d6 9. Ng3 O-O 10. d5 Nb8
1949 BUL Ch – Round 13 – Piskov, Kamen Penev – 1-0 – Bobekov, Radko – G64 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d6 6. a3 Bxc3+ 7. Nxc3 e5 8. d5 Ne7 9. Bd3 O-O 10. O-O a5
1949 BUL Ch – Round 7 – Ivanov, Pavel – 0-1 – Dimitrov Krastev, Krastjo – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 Nc6 9. Ne2 O-O 10. O-O Re8
1949 CAN Ch – Round 2 – Fox, Maurice – 1/2-1/2 – Rauch, Joseph Lyon – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 c5 6. a3 cxd4 7. exd4 Bxc3+ 8. bxc3 dxc4 9. Bxc4 Qc7 10. Qd3 O-O
1949 Hastings4950 – Round 2 – Winser, William Arthur – 0-1 – Koenig, Imre – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Be2 O-O 7. O-O Bxc3 8. bxc3 b6 9. Ba3 Ba6 10. Nd2 Qe8
1949 Hastings4950 – Round 6 – Evans, Larry M – 1/2-1/2 – Barda, Olaf – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 c5 6. a3 Ba5 7. g3 O-O 8. Bg2 Qe7 9. O-O Nc6 10. b3 Rd8
1949 Moskou ch-URS – Round 1 – Goldberg, Grigory – 1/2-1/2 – Sokolsky, Alexey – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Bd3 O-O 7. Nge2 b6 8. O-O Bb7 9. cxd5 exd5 10. Bd2 c5
1949 Moskou ch-URS – Round 17 – Smyslov, Vladimir – 1/2-1/2 – Keres, Paul – G163 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O c5 9. cxd5 exd5 10. dxc5 bxc5
1949 Trencianske Teplice – Round 18 – Bolbochan, J. – 1-0 – Rohacek, Ivan – G116 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 c5 8. cxd5 Nxd5 9. Qc2 Nxc3 10. bxc3 h6
1949 URS Ch, semi final – Round 16 – Furman, Slavomir – 1-0 – Ratner, Boris – G117 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O Ba6 9. Qe2 Nbd7 10. b3 dxc4
1949 URS Ch, semi final – Round 17 – Vatnikov, Josif E – 0-1 – Sokolsky, Alexey – G121 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Bd3 O-O 7. Nge2 b6 8. O-O Bb7 9. cxd5 exd5 10. f3 c5
1949 URS Ch, semi final – Round 5 – Kopaev, Nikolay A – 1/2-1/2 – Arulaid, Alexander – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 Nbd7 7. Bd3 O-O 8. O-O b6 9. cxd5 exd5 10. Ne5 Bb7
1949 URS Ch, semi final – Round 9 – Furman, Slavomir – 1/2-1/2 – Sokolsky, Alexey – G68 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O Bb7 9. b3 Nbd7 10. Bb2 Ne4
1949 US Open Omaha – Round 5 – Evans, Larry M – 1/2-1/2 – Sandrin, Albert – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 Qa5 9. Ne2 cxd4 10. exd4 Bg4
1949 Venice – Round 11 – Aczel Szabo, Janos – 1-0 – Golombek – G81 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 Re8 9. f3 Nh5 10. Ne2 Qh4+
1950 Dubrovnik olm – Round 1 – Abadia Castillo, Mateo – 1-0 – Poulsen, Christian – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Bd3 d5 7. Nf3 O-O 8. a3 Bxc3+ 9. bxc3 c6 10. a4 b6
1950 Hungary – Round 1 – Vajda, Albert – 0-1 – Benko, Pal – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. Nf3 c5 8. cxd5 exd5 9. Be2 Ne4 10. Bd2 c4
1950 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Smyslov, Vladimir – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. c5 c6 7. f4 Ne4 8. Nxe4 dxe4 9. Qc2 f5 10. Bc4 Na6
1950 Moskou ch-URS – Round 1 – Bondarevsky, Igor – 0-1 – Smyslov, Vladimir – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O c5 9. Qe2 Nc6 10. Rd1 cxd4
1950 Moskou ch-URS – Round 1 – Lipnitsky, Isaac – 1-0 – Borisenko, Georgy K – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 d5 7. cxd5 Nxd5 8. e4 Nb6 9. d5 Ne7 10. a3 Bd6
1950 Wch women – Round ? – Heemskerk, Fenny – 1/2-1/2 – Karff, Mona M – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd2 O-O 6. Nf3 Nc6 7. Bd3 dxc4 8. Bxc4 a6 9. O-O b5 10. Bd3 Bb7
1951 Bucharest GMT 2nd – Round 14 – Makarczyk, Kazimierz – 1-0 – Stein, Georg – G59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 O-O 6. a3 Bxc3+ 7. Nxc3 e5 8. d5 Ne7 9. e4 d6 10. f3 Ng6
1951 Buenos Aires – Round 1 – Luckis, Marcos – 1/2-1/2 – Foguelman, Alberto – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 Nc6 6. Ne2 e5 7. O-O Bxc3 8. bxc3 O-O 9. e4 b6 10. f4 Re8
1951 GER Ch 14th – Round 17 – Niephaus, Walter – 1-0 – Stein, Georg – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3 Ne4 6. Qc2 Nc6 7. Bd3 f5 8. O-O Bxc3 9. bxc3 O-O 10. Rb1 Kh8
1951 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 1-0 – Lipnitsky, Isaac – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. b4 Nbd7 8. Bb2 c6 9. Qc2 Re8 10. Bd3 dxc4
1951 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Taimanov, Mark E – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. Ng3 h5 8. cxd5 exd5 9. Bd3 h4 10. Nf1 h3
1951 USA-op52 Forth Worth – Round 3 – Kashdan, Isaac – 1-0 – Myers, Hugh – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 Nc6 7. Ne2 b6 8. O-O Na5 9. Ng3 c5 10. e4 e5
1952 ARG-ch31 Mayor – Round 9 – Luckis, Marcos – 1/2-1/2 – Foguelman, Alberto – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Bd2 O-O 7. Qc2 e5 8. dxe5 dxe5 9. a3 Bxc3 10. Bxc3 e4
1952 Buenos Aires – Round 9 – Luckis – 1/2-1/2 – Foguelman – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Bd2 O-O 7. Qc2 e5 8. dxe5 dxe5 9. a3 Bxc3 10. Bxc3 e4
1952 Helsinki olm – Round 1 – Ojanen, Kaarle S – 1/2-1/2 – Smyslov, Vladimir – G50 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. cxd5 Qxd5 9. O-O Qh5 10. Bf4 Ba5
1952 Helsinki olm – Round 1 – Pachman, Ludek – 0-1 – Benkner, Otto – G71 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 O-O 6. Bd3 d6 7. Ne2 e5 8. e4 Re8 9. f3 Nc6 10. Bg5 h6
1952 Helsinki olm – Round 1 – Szabo, Ladislav – 1-0 – Keres, Paul – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O c5 9. b3 Nc6 10. Bb2 cxd4
1952 Hollywood – Round ? – Gligorić, Svetozar – 1/2-1/2 – Cross, Robert Gary – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 Qa5 9. Bd2 Ne4 10. Bxe4 dxe4
1952 Hollywood – Round 1 – Gligoric, Sofija – 1/2-1/2 – Cooper, James Ross – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 Qa5 9. Bd2 Ne4 10. Bxe4 dxe4
1952 Hungary Ch – Round 4 – Kluger, Gyula – 1-0 – Szily, Jozsef – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Bd2 Re8 7. Qc2 Bf8 8. a3 d5 9. Bd3 a6 10. O-O dxc4
1952 Hungary Ch – Round 9 – Szabo, Ladislav – 1/2-1/2 – Pogats, Jozsef Jr. – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. cxd5 exd5 7. Ng3 h5 8. Be2 h4 9. Nh5 Nxh5 10. Bxh5 Be6
1952 JUG Ch – Round 7 – Ivkov, Borislav – 1/2-1/2 – Nedeljkovic, Srecko M – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Be2 O-O 7. O-O Bxc3 8. bxc3 e5 9. Ba3 e4 10. Nd2 Re8
1952 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 0-1 – Taimanov, Mark E – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. g3 O-O 9. Bg2 Na5 10. O-O c6
1952 Moskou ch-URS – Round 1 – Geller, Efim P – 1-0 – Taimanov, Mark E – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. c5 O-O 9. O-O Bxc3 10. bxc3 b6
1952 Moskou ch-URS – Round 13 – Smyslov, Vladimir – 1/2-1/2 – Taimanov, Mark E – G150 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 b6 8. e4 Ne8 9. e5 f5 10. Nh3 Ba6
1952 Moskou ch-URS – Round 17 – Smyslov, Vladimir – 1-0 – Keres, Paul – G151 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Bd3 b6 7. cxd5 exd5 8. Nge2 O-O 9. b4 Nbd7 10. Qb3 Bb7
1952 Saltsjobaden Interzonal – Round 14 – Matanovic, Aleksandar – 0-1 – Taimanov, Mark E – G129 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. cxd5 Nxd5 9. O-O O-O 10. a3 Be7
1952 Saltsjobaden Interzonal – Round 16 – Barcza, Gedeon – 1/2-1/2 – Unzicker, Wolfgang – G147 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 Nbd7 7. b4 c6 8. Bd3 dxc4 9. Bxc4 Bd6 10. Bb2 O-O
1952 Saltsjobaden Interzonal – Round 19 – Gligorić, Svetozar – 1/2-1/2 – Pachman, Ludek – G173 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. Be2 Be6 10. Nxe6 fxe6
1952 Saltsjobaden Interzonal – Round 21 – Taimanov, Mark E – 1-0 – Barcza, Gedeon – G197 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 d5 6. Nf3 O-O 7. Qc2 Re8 8. Be2 e5 9. dxe5 Nxe5 10. Nxd5 Bxd2+
1952 Saltsjobaden Interzonal – Round 9 – Sanchez Alpizar, Luis Alberto – 1/2-1/2 – Barcza, Gedeon – G83 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 d5 6. Bd3 e5 7. cxd5 Nxd5 8. Nge2 exd4 9. exd4 Nde7 10. O-O O-O
1952 URS Ch sf – Round ? – Kopaev, Nikolay A – 1/2-1/2 – Stoliar, Efim Samoilovich – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. a3 Bxc3+ 6. bxc3 e5 7. Ne2 d6 8. Ng3 O-O 9. Be2 Na5 10. O-O Qe7
1953 Bucharest – Round 1 – Sliwa, Bogdan – 1-0 – Stoltz, Gösta – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 O-O 6. Ng3 Re8 7. Be2 Bf8 8. O-O d6 9. Bf3 Ne7 10. b4 c6
1953 Bucharest – Round 15 – Sajtar, Jaroslav – 1/2-1/2 – Stoltz, Gösta – G141 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. a3 Be7 9. cxd5 Nxd5 10. O-O O-O
1953 Bucharest – Round 4 – Sajtar, Jaroslav – 0-1 – Barda, Olaf – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 c5 6. Ne2 Nc6 7. O-O O-O 8. a3 Ba5 9. f4 cxd4 10. exd4 Bb6
1953 Bucharest – Round 7 – Szabo, Ladislav – 1-0 – Stoltz, Gosta – G63 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 c5 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Bd2 Ke7 9. a3 Ba5 10. Nf4 Bc7
1953 Bucharest – Round 9 – Smyslov, Vladimir – 1-0 – Stoltz, Gosta – G86 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 c5 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Bd2 Ke7 9. Nf4 b6 10. a3 Ba5
1953 GER Ch 15th – Round 2 – Unzicker, Wolfgang – 1-0 – Schmitt, Ludwig – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 e5 6. Qa4+ Nc6 7. d5 Bxc3+ 8. bxc3 Bd7 9. Qc2 Ne7 10. Ne2 O-O
1953 Hastings ch-BCF – Round 2 – Newman Caceres, Reynaldo Adolfo – 1/2-1/2 – Aabel Thomas Eapen – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. a3 Be7 9. O-O O-O 10. c5 Bg4
1953 Hoogovens – Round 6 – Van Scheltinga, Theo – 1/2-1/2 – O'Kelly de Galway, Alberic – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. Ng3 h5 8. cxd5 exd5 9. Bd3 h4 10. Nge2 h3
1953 Moscow Ch – Round ? – Baranov, Valentin – 1-0 – Antoshin, Vladimir S – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. e4 dxe4 9. Nxe4 Bb7 10. Qe2 c5
1953 POL-ch11 – Round 15 – Gadalinski, Jan – 1-0 – Miesowicz, Adam – G93 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 e5 6. Qa4+ Nc6 7. d5 Bd7 8. Qc2 Ne7 9. Ne2 Nh5 10. Ng3 Nxg3
1954 CSR Ch – Round 10.8 – Alster, Ladislav – 1/2-1/2 – Kozma, Julius – G89 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 Bf5 9. Be2 Qd7 10. Bf3 Be4
1954 CSR Ch – Round 14.6 – Alster, Ladislav – 1-0 – Weiner, Milan – G120 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 O-O 6. a3 Bxc3+ 7. Nxc3 e5 8. Be2 c6 9. e4 Nbd7 10. Be3 Re8
1954 CSR Ch – Round 2.9 – Urbanec, Karel – 1-0 – Podgorny, Jiri – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Bd3 d5 7. f3 Qh4+ 8. g3 Nxg3 9. Qf2 dxc4 10. Bxc4 f4
1954 CSR Ch sf – Round 11 – Zaruba, Antonin – 1/2-1/2 – Blatny, Frantisek – G44 1. c4 e6 2. Nc3 Nf6 3. d4 Bb4 4. e3 Ne4 5. Ne2 Qh4 6. g3 Qf6 7. f4 Qg6 8. Bg2 h5 9. O-O Nxc3 10. bxc3 Be7
1954 FRG Ch qual West – Round 2 – Wieckowiak, Hans – 1/2-1/2 – Kieninger, Georg – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d6 6. a3 Bxc3+ 7. Nxc3 a5 8. e4 e5 9. d5 Nb8 10. f3 Nfd7
1954 Leningrad ch22-SU sf – Round 11 – Shamkovich, Leonid – 1/2-1/2 – Lutikov, Anatoly S – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. b3 O-O 7. Bd3 c5 8. Nf3 b6 9. O-O Bb7 10. Bb2 cxd4
1954 Leningrad ch22-SU sf – Round 3 – Kondratiev, Pavel E – 1-0 – Ragozin, Viacheslav – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 b6 6. Ne2 Bb7 7. e4 e5 8. d5 Bxc3+ 9. Nxc3 Nd4 10. O-O d6
1954 Montevideo – Round 13 – Estrada Degrandi, Walter – 0-1 – Kalkstein – G97 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. f3 Nxc3 7. bxc3 Be7 8. Bd3 b6 9. Ne2 O-O 10. e4 g6
1954 POL Ch Lodz POL – Round 1 – Arlamowski, Edward – 1-0 – Sliwa, Bogdan – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 d5 7. cxd5 Nxd5 8. e4 exd4 9. exd5 Qxd5 10. O-O dxc3
1954 URS Team Ch – Round 4 – Rovner, Dmitry – 0-1 – Mukhitdinov, Mamadzhan – G54 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 d5 7. cxd5 Nxd5 8. e4 Nxc3 9. bxc3 Bd6 10. O-O O-O
1954 Zuerich Zurich SUI – Round 9 – Beni, Alfred – 1-0 – Grob, Henry – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Qe7 5. Nf3 O-O 6. a3 Bxc3+ 7. bxc3 d6 8. Be2 Nbd7 9. O-O e5 10. Qc2 Re8
1955 Corr ch-SU – Round 1 – Sitskij – 0-1 – Konstantinopolsky, Alexander – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. Be2 Nb8 10. O-O c6
1955 Hoechst ch-GER – Round 1 – Niephaus, Walter – 1/2-1/2 – Engert, Immo – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d6 6. a3 Bxc3+ 7. Nxc3 e5 8. d5 Ne7 9. Bd3 a5 10. Qc2 Nd7
1955 Ljubljana – Round 1 – Padevsky, Nikola – 0-1 – Puc, Stojan – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 c6 6. Nf3 Nbd7 7. O-O e5 8. Nd2 O-O 9. a3 Ba5 10. b4 Bc7
1955 Ljubljana – Round 15 – Bertok, Mario Jr. – 1-0 – Puc, Stojan – G128 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Ne2 c6 6. a3 Ba5 7. Ng3 h5 8. b4 Bc7 9. e4 h4 10. Nge2 e5
1955 Moskou ch-URS – Round 1 – Geller, Efim P – 0-1 – Borisenko, Georgy K – G50 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Be2 e5 7. O-O Bxc3 8. bxc3 O-O 9. Nd2 Re8 10. a4 e4
1955 Prague tm – Round 4 – Kluger, Gyula – 1/2-1/2 – Kozma, Julius – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Bd2 d5 7. Qc2 dxc4 8. Bxc4 Bd6 9. O-O-O a6 10. Ne4 Nxe4
1955 URS Ch sf – Round 1 – Antoshin, Vladimir S – 1/2-1/2 – Taimanov, Mark E – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Be2 Re8 7. O-O Bxc3 8. bxc3 e5 9. c5 b6 10. a4 bxc5
1955 URS-USA telex – Round 4 – Botvinnik, Mikhail – 1/2-1/2 – Reshevsky, Samuel – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. b4 Nbd7 8. Bb2 c6 9. Qc2 dxc4 10. Bxc4 a5
1955 Wroclaw – Round 1 – Gadalinski, Jan – 0-1 – Ziembinski, Marian – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. b4 Re8 10. Be2 Bf8
1956 AUT-DDR m – Round 1.7 – Platz, Hans – 0-1 – Glass, Eduard – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Ne2 c5 7. Ng3 Qc7 8. Bd3 e5 9. O-O Nc6 10. d5 Ne7
1956 Dresden – Round 7 – Dittmann, Sieghart – 1-0 – Fuchs, Reinhart – G43 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3 c5 6. Bd3 cxd4 7. exd4 dxc4 8. Bxc4 Nbd7 9. O-O O-O 10. Bg5 Nb6
1956 GDR Ch – Round 1 – Dittmann, Sieghart – 1/2-1/2 – Rittner, Horst – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 Nc6 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 e5 8. Ne2 e4 9. Bb1 b6 10. Ng3 Ba6
1956 ITA-ch18 Rovigo – Round 8 – Porreca, Giorgio – 1-0 – Norcia, Federico – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Ne2 d5 7. Qa4+ Nc6 8. a3 Bxc3+ 9. Nxc3 Nxc3 10. bxc3 O-O
1956 Krynica – Round 12 – Uhlmann, Wolfgang – 0-1 – Puc, Stojan – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c6 5. Bd3 d6 6. Ne2 e5 7. O-O O-O 8. a3 Ba5 9. Qc2 Re8 10. b4 Bc7
1956 Moscow olm fin-A – Round 11 – Soos, Balint – 1/2-1/2 – Taimanov, Mark E – G180 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 d5 7. cxd5 Nxd5 8. Bb5 O-O 9. O-O exd4 10. Bxc6 bxc6
1956 Moscow olm fin-A – Round 7 – Gligorić, Svetozar – 1-0 – Balanel, Ion – G110 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. b3 b6 8. Bb2 c5 9. Bd3 Nc6 10. O-O Ba6
1956 Moscow olm prel – Round 3 – Dittmann, Sieghart – 1-0 – Angos, Alexander – G83 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. a3 Bxc3+ 6. bxc3 e5 7. Bd3 e4 8. Bb1 O-O 9. Ne2 d6 10. Ng3 Re8
1956 New York Rosenwald – Round ? – Pavey, Max – 0-1 – Bisguier, Arthur B – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Qc2 b6 8. Bd3 c5 9. O-O Bb7 10. dxc5 bxc5
1956 New York Rosenwald5556 – Round 1 – Lombardy, William J – 1/2-1/2 – Shipman, Walter – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Ne2 dxc4 6. Qa4+ Nc6 7. a3 Bd6 8. e4 Bd7 9. Qxc4 e5 10. d5 Ne7
1957 CSR Ch – Round 7 – Dolezal, Jiri – 1/2-1/2 – Altschul, Milos – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 O-O 6. Nf3 d6 7. a3 Bxc3 8. Bxc3 Ne4 9. Qc2 Nxc3 10. Qxc3 a5
1957 Dublin zt – Round 10 – Stenborg, Ake – 1/2-1/2 – Van Scheltinga, Theo – G78 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Bd2 e5 7. a3 Bxc3 8. Bxc3 e4 9. Nd2 Qe7 10. Qc2 Bf5
1957 Dublin zt – Round 17 – Catozzi, Mauro – 0-1 – Pachman, Ludek – G131 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Bd3 d6 7. O-O Bxc3 8. bxc3 e5 9. Nd2 Re8 10. d5 Ne7
1957 FRG Ch Bad Neuenahr – Round 4 – Lehmann, Heinz – 1/2-1/2 – Eisinger, Max Jr – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 Ne4 6. Qc2 f5 7. a3 Bxc3+ 8. Nxc3 Nxc3 9. Qxc3 Qf6 10. b3 O-O
1957 Gotha – Round 1 – Golz, Eloise – 1/2-1/2 – Pachman, Ludek – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Be2 Re8 7. Bd2 e5 8. dxe5 Nxe5 9. O-O Bf8 10. Qc2 d6
1957 Leningrad Ch – Round 15 – Spassky, Boris Vasily – 1/2-1/2 – Taimanov, Mark E – G112 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O Bb7 9. b3 c5 10. Bb2 Nc6 1/2-1/2
1957 Moskou ch-URS – Round 18 – Petrosian, Tigran A. – 1-0 – Antoshin, Vladimir S – G176 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. cxd5 exd5 7. Bd3 O-O 8. b4 b6 9. Nge2 c5 10. b5 a6
1957 New York ch-USA – Round 11 – Reshevsky, Samuel – 1-0 – Kramer, Gerald – G64 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Bd3 O-O 7. Ne2 d5 8. a3 Bxc3+ 9. bxc3 b6 10. cxd5 exd5
1957 Przepiorka Memorial – Round 2 – Dzieciolowski, Adam – 0-1 – Sliwa, Bogdan – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. cxd5 exd5 7. Nf4 O-O 8. Be2 Be6 9. O-O Bd6 10. Nxe6 fxe6
1957 Toronto wch-jr – Round 10 – Lombardy, William J – 1-0 – Makelainen, Melisa Taika – G25 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Qc2 Nbd7 8. Be2 dxc4 9. Bxc4 a6 10. b4 Bd6
1957 Toronto wch-jr – Round 2 – Lombardy, William J – 1-0 – Hallerod, Ralph – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 e5 6. dxe5 Nxe5 7. a3 Bxc3+ 8. Nxc3 b6 9. f4 Ng6 10. Bd3 O-O
1957 URS Ch, semi final – Round 1 – Aronson, Lev – 1/2-1/2 – Muhutdinov, Marat – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Ng3 h5 9. Bd3 h4 10. Nf5 Bf8
1957 URS Ch, semi final – Round 14 – Korchnoi, Viktor – 1/2-1/2 – Muhutdinov, Marat – G137 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. Bd3 Re8 10. O-O Bf8
1957 URS-JUG – Round 4 – Gligorić, Svetozar – 1/2-1/2 – Taimanov, Mark E – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 O-O 6. Ne2 d5 7. cxd5 exd5 8. a3 Bd6 9. Nb5 Be7 10. O-O Re8
1957 WchT U26 04th – Round 10.1 – Munoz Parraguez, Cesar – 0-1 – Kolarov, Atanas Stefanov – G125 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Be2 Bxc3+ 7. bxc3 d6 8. O-O e5 9. Nd2 Re8 10. Qc2 exd4
1957 Wenen etc – Round 3 – Darga, Klaus – 1/2-1/2 – Pachman, Ludek – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. d5 e4 7. Bc2 Ne5 8. Ne2 Qe7 9. O-O Nxc4 10. Qd4 Nb6
1958 Argentina – Round 9 – Luckis, Marcos – 1-0 – Foguelman, Alberto – G67 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 O-O 6. a3 Bxc3+ 7. Nxc3 d6 8. Bd3 e5 9. d5 Nb8 10. O-O Ne8
1958 HUN Ch 13th – Round 8 – Lengyel, Levente – 1-0 – Pogats, Jozsef Jr. – G67 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 b6 9. Ne2 Ba6 10. Bxa6 Nxa6
1958 Jonkoping – Round 3 – Enevoldsen, Harald – 0-1 – Barda, Olaf – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Qc2 c5 6. Bd3 Nc6 7. Ne2 O-O 8. O-O Qe7 9. b3 Ba5 10. Qb2 Bc7
1958 Jonkoping – Round 5 – Kotov, Alexander. – 1/2-1/2 – Barda, Yngvar – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 c5 6. Ne2 Nc6 7. O-O O-O 8. Ne4 cxd4 9. Nxd4 Nxe4 10. Bxe4 d5
1958 Kienbaum – Round 2 – Bertholdt, Dieter – 1/2-1/2 – Kostro, Jerzy – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Qxd5 8. Nf3 O-O 9. Bd3 Nc6 10. O-O e5
1958 Munich olm fin-B – Round 7.2 – Larsen, Benjamin Holsko – 1-0 – Johansson, Ingemar 1966 – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 Nc6 9. Ne2 O-O 10. f3 Re8
1958 Munich olm prel – Round 5 – Uhlmann, Wolfgang – 1-0 – Sliwa, Bogdan – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. Be2 Be6 10. O-O Qd7
1958 Munich olm prel – Round 8 – Kraidman, Yair – 1/2-1/2 – Fred, Aatos – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Bd3 c5 7. Nge2 Nc6 8. O-O O-O 9. dxc5 dxc4 10. Bxc4 Qxd1
1958 Portoroz Interzonal – Round 10 – Gligoric, Svetozar – 1-0 – De Greif, Boris – G91 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. c5 Bxc3+ 9. bxc3 h6 10. O-O O-O
1958 Riga Ch – Round 9 – Mileika, Janis – 1/2-1/2 – Koblencs, Alexander – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. b3 O-O 7. Nf3 b6 8. Bd3 Bb7 9. O-O Nbd7 10. Bb2 a6
1958 Riga ch-URS – Round 1 – Geller, Efim P – 1-0 – Krogius, Nikolai V – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 c5 8. O-O Nc6 9. dxc5 dxc4 10. Bxc4 Bxc5
1958 Tashkent ch URS sf – Round ? – Osnos, Viatcheslav – 1-0 – Bastrikov, Georgy – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Bd3 O-O 7. Nf3 b6 8. Bxe4 fxe4 9. Qxe4 Bxc3+ 10. bxc3 d5
1958 Torneo de las Americas 1st – Round 7 – Ader Hausman, Walter – 1-0 – Denis Francisco – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 Nbd7 7. Ne2 e5 8. O-O O-O 9. Ng3 Nb6 10. f4 Re8
1958 Torneo de las Americas 1st – Round 7 – Cuellar Gacharna, Miguel – 1-0 – De Greif, Boris – G34 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. Bd3 Be6 10. O-O Qd7
1958 URS Ch sf – Round ? – Gufeld, Eduard – 1-0 – Shaposhnikov, Yury – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bd6 6. c5 Be7 7. b4 O-O 8. Bd3 c6 9. Nf3 Nbd7 10. O-O Qc7
1959 Argentina – Round 15 – Bazan, Osvaldo – 1-0 – Foguelman, Alberto – G81 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 O-O 6. a3 Bxc3+ 7. Nxc3 d6 8. Be2 e5 9. b4 Bf5 10. O-O Re8
1959 Buenos Aires Ch – Round 3 – Piazzini, Luis – 0-1 – Foguelman, Alberto – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Qc2 d6 6. Bd2 O-O 7. Bd3 e5 8. d5 Nb8 9. a3 Bxc3 10. Bxc3 Nbd7
1959 Candidats Tournament – Round 9 – Petrosian, Tigran V – 1-0 – Fischer, Robert J – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bd6 6. Nf3 O-O 7. c5 Be7 8. b4 Ne4 9. Bb2 Nd7 10. Bd3 f5
1959 Kragujevac ch14-YUG – Round 1 – Udovcic, Mijo – 0-1 – Smederevac, Petar – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c6 5. Bd3 d6 6. Nf3 O-O 7. O-O Re8 8. Ne2 Nbd7 9. a3 Ba5 10. Ng3 e5
1959 Lodz ch POL – Round 4 – Sliwa, Bogdan – 1-0 – Dreszer, Jerzy – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 O-O 9. Be2 Be6 10. b4 Bd6
1959 URS Team Ch – Round 1 – Nikolaevsky, Yuri V – 1-0 – Mukhitdinov, Mamadzhan – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. a3 exd4 7. axb4 dxc3 8. bxc3 d5 9. cxd5 Qxd5 10. f3 O-O
1959 Wch U20 fin-A – Round 7 – Kuettner, Uwe – 1-0 – Parma, Bruno – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 Nc6 8. b3 dxc4 9. bxc4 Bd6 10. O-O e5
1960 BRA-ch27 – Round 14 – Alves, Francisco H B Severino – 0-1 – De Souza Mendes, Joao – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d5 6. Bd3 a6 7. cxd5 exd5 8. h3 O-O 9. O-O Re8 10. Qc2 Bf8
1960 Buenos Aires – Round 14 – Uhlmann, Wolfgang – 0-1 – Taimanov, Mark E – G147 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bf8 7. cxd5 exd5 8. Nf4 g6 9. Qb3 Ne7 10. e4 c6
1960 Buenos Aires ch-ARG – Round 6 – Bolbochan, J. – 1-0 – Reinhardt, Anton – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 O-O 7. O-O Re8 8. Nd5 Bf8 9. Nxf6+ Qxf6 10. d5 Nb4
1960 Casual Friendly – Round ? – Tucker, Mr – 0-1 – Collins, Richard Arnold – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 b6 7. cxd5 Qxd5 8. Bd3 Qxg2 9. Qf3 Bb7 10. e4 Qxf3
1960 Leipzig olm prel – Round 7 – Wexler, Bernardo – 0-1 – Keres, Paul – G233 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. cxd5 exd5 7. Nf3 O-O 8. b4 c6 9. Ne5 Nbd7 10. f4 Ne8
1960 Leningrad Baltic Nat – Round 10 – Raisa, Unto – 1/2-1/2 – Borisenko, Georgy K – G14 1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 Bf5 9. Be2 Qd7 10. O-O O-O
1960 Moscow CCCT – Round 4 – Uhlmann, Wolfgang – 1-0 – Puc, Stojan – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Bd3 c5 6. Ne2 Nc6 7. O-O O-O 8. Bd2 Qe7 9. Qc2 Rd8 10. Rae1 a6
1960 Olympiad prel III – Round 6 – Bilek, Istvan – 1/2-1/2 – Ben Cheikh, Brahim – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Ne2 c6 6. Nf4 Nbd7 7. a3 Bd6 8. cxd5 exd5 9. Qf3 O-O 10. Bd3 Re8
1960 UKR Ch – Round 6 – Bannik, Anatolij – 1-0 – Levitsky, Anatoly – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 Bf5 9. Qb3 Na5 10. Qa2 g5
1961 Budapest ch-HUN – Round 1 – Szabo, Ladislav – 1/2-1/2 – Dely, Peter – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 c5 8. O-O dxc4 9. Bxc4 a6 10. Qe2 b5
1961 Budapest-Leningrad m – Round 4.6 – Osnos, Viatcheslav – 1/2-1/2 – Dely, Peter – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 c5 8. O-O dxc4 9. Bxc4 a6 10. dxc5 Qxd1
1961 BUL-RUS m – Round 2.3 – Neikirkh, Oleg – 0-1 – Borisenko, Georgy K – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 d5 7. cxd5 Nxd5 8. a3 Ba5 9. dxe5 Nxc3 10. Nxc3 Nxe5
1961 CHI Ch – Round 7 – Pilnik, Herman – 1-0 – Ader Hausman, Walter – G16 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 d5 5. a3 Bf8 6. Nf3 Nc6 7. Qc2 g6 8. b4 Bg7 9. Bb2 O-O 10. Rd1 Ne7
1961 ROM Ch – Round 13 – Ghitescu, Theodor – 1-0 – Ciocaltea, Victor – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. g3 O-O 9. Bg2 Nb8 10. O-O c6
1961 URS Ch sf – Round ? – Khalilbeili, Sultan – 1/2-1/2 – Ustinov, Georgy I – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 dxc4 8. Bxc4 c5 9. O-O a6 10. Qe2 b5
1961 Utrecht – Round 1 – Donner, Jan-Hein – 1-0 – Van de Pol, Jan – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c6 5. Qb3 Ba5 6. Bd3 d6 7. Ne2 O-O 8. O-O e5 9. Qc2 Nbd7 10. b3 d5
1961 Vrnjacka Banja ct women – Round 13 – Volpert, Larisa – 1-0 – Gresser, Gisela Kahn – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 d6 6. Ne2 O-O 7. a3 Bxc3+ 8. Nxc3 e5 9. d5 Ne7 10. O-O Ne8
1962 Candidats Tournament – Round 22 – Filip, Miroslav – 1/2-1/2 – Keres, Paul Petrovich – G81 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 c5 8. O-O b6 9. Qe2 Nc6 10. dxc5 bxc5
1962 Capablanca Memorial – Round 17 – Polugaevsky, Lev – 1-0 – Haro Garcia, Gilberto – G167 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 Nbd7 7. Bd3 O-O 8. O-O c5 9. Qe2 b6 10. b3 Re8
1962 Corr Wch4 – Round 1 – Dalko, Nandor – 0-1 – Borisenko, Georgy K – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 d5 6. Nf3 O-O 7. Qc2 a6 8. Rc1 Re8 9. Be2 dxc4 10. Bxc4 b5
1962 Erevan ch-URS – Round 1 – Korchnoi, Viktor – 1-0 – Zaitsev, Igor – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 d5 6. Qc2 O-O 7. Nf3 b6 8. a3 Bxc3 9. Bxc3 Ne4 10. Bd3 f5
1962 Kiev (Ukraine) – Round 5 – Nikolaevsky, Yuri V – 1-0 – Lewicki, Sergey – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Be2 e5 7. O-O O-O 8. d5 Bxc3 9. dxc6 Ba5 10. b4 e4
1962 Leningrad – Round 1 – Nikolaevsky, Yuri V – 0-1 – Karner, Hillar – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d6 5. Qb3 c5 6. Nf3 Nc6 7. a3 Ba5 8. Qc2 O-O 9. Be2 e5 10. dxe5 dxe5
1962 Spartak Ch – Round ? – Zaitsev, Alexander – 1-0 – Bastrikov, Georgy – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qg4 Nxc3 6. a3 Be7 7. bxc3 O-O 8. e4 f5 9. exf5 exf5 10. Qf3 c5
1962 Varna olm – Round 3 – Gligorić, Svetozar – 1/2-1/2 – Olafsson, Fridrik – G119 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. b3 c5 8. Bd3 b6 9. O-O Nc6 10. Bb2 cxd4
1962 Varna olm – Round 7 – Aguirre Rivera, Daniel Arturo – 0-1 – Fischer, Robert J – G291 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 dxc4 8. Bxc4 Qc7 9. Bb3 b6 10. Ne2 O-O
1962 Whitby ch-BCF – Round 8 – Wallis, Philip N – 0-1 – Wells, Daniel – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 b6 6. Nf3 Bb7 7. Bd3 Ne4 8. Bb2 c5 9. O-O f5 10. Qe2 O-O
1963 BRA Ch – Round 5 – Alves, Francisco H B Severino – 1/2-1/2 – Rocha, Antonio – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. c5 Bxc3+ 9. bxc3 h6 10. O-O O-O
1963 Budapest ch-HUN – Round 1 – Kluger, Gyula – 0-1 – Bilek, Istvan – G71 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Bd3 Re8 7. O-O e5 8. Ne4 Bf8 9. dxe5 Ng4 10. Nfg5 Ncxe5
1963 Halle zt – Round ? – Donner, Jan-Hein – 1/2-1/2 – Ofstad, Per – G143 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 c6 7. Bd3 Nbd7 8. O-O O-O 9. e4 dxe4 10. Nxe4 Nxe4
1963 Hastings6364 – Round 5 – Gligoric, Sofija – 1-0 – Franklin Sheunesu Mhembere – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 O-O 7. O-O Bxc3 8. bxc3 d6 9. e4 Re8 10. f3 b6
1963 Paris FRA – Round 5 – Kottnauer, Cenek – 1-0 – Huguet, Bernard – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 c5 6. Bd3 Nc6 7. Ne2 d6 8. O-O b6 9. e4 e5 10. f4 h6
1963 POL Ch 20th – Round 15 – Szukszta, Janus – 1-0 – Fabian Henryk – G93 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bf8 6. Nf3 g6 7. Bd3 Bg7 8. O-O Nc6 9. b4 O-O 10. Qe2 Nh5
1963 POL Ch 20th – Round 4 – Drozd, Ryszard – 1/2-1/2 – Fabian Henryk – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 dxc4 6. Bxc4 Bd6 7. Nf3 Nc6 8. b3 O-O 9. O-O a6 10. Bb2 e5
1964 Capablanca Memorial – Round 2 – Evans, Larry M – 1/2-1/2 – Taimanov, Mark E – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Qc2 d5 7. a3 Bxc3+ 8. Qxc3 a5 9. b3 a4 10. b4 Bd7
1964 Capablanca Memorial – Round 8 – Donner, Jan-Hein – 1-0 – Pachman, Ludek – G78 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Qc2 d6 7. Bd2 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. a3 Bxc3
1964 Tel Aviv olm fin-A – Round 12 – Petrosian, Tigran A. – 1/2-1/2 – Ghitescu, Theodor – G250 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Ne2 c5 9. Ng3 Qc7 10. f3 Re8
1965 BRA Ch 32th – Round 10 – Rocha, Antonio – 1/2-1/2 – Cotta, Eduardo – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 Nc6 9. Ne2 O-O 10. O-O Qc7
1965 Buenos Aires ch-ARG – Round 13 – Aguirre Ramirez, Ricardo – 0-1 – Foguelman – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. d5 Bxc3+ 7. bxc3 Na5 8. Ba3 b6 9. e4 d6 10. Nf3 O-O
1965 Capablanca Memorial – Round 21 – Szabo, Ladislav – 1/2-1/2 – Pachman, Ludek – G214 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. c5 h6 9. O-O Bxc3 10. bxc3 O-O
1965 Capablanca Memorial – Round 9 – Geller, Efim P – 1-0 – Lehmann, Heinz – G88 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. Ne2 Bxc3+ 7. bxc3 d6 8. e4 Nh5 9. O-O g5 10. c5 dxc5
1965 Hamburg etc – Round 6 – Smyslov, Vladimir – 1-0 – Hecht, Hans-Joachim – G71 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d6 6. a3 Bxc3+ 7. Nxc3 e5 8. d5 Ne7 9. Bd3 Bf5 10. e4 Bd7
1965 Hoogovens – Round 4 – Ivkov, Borislav – 1/2-1/2 – Pachman, Ludek – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 Bf5 9. b4 Qd7 10. Qb3 Rd8
1965 Tallinn ch-URS – Round 1 – Furman, Slavomir – 1-0 – Taimanov, Mark E – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bf8 7. cxd5 exd5 8. Nf4 Ne7 9. b4 Ng6 10. Nh5 c6
1966 CSR Ch Int 1st – Round 1 – Kavalek, Lubomir – 1-0 – Novak, Ervin – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd2 d5 6. Nf3 Qe7 7. a3 Bxc3 8. Bxc3 Ne4 9. Qb3 Nxc3 10. Qxc3 O-O
1966 CSR Ch Int 1st – Round 14 – Taimanov, Mark E – 1-0 – Novak, Ervin – G78 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bf8 7. Ng1 dxc4 8. Bxc4 Bd6 9. f4 O-O 10. Nf3 b6
1966 Hungary – Round 1 – Kluger, Gyula – 1/2-1/2 – Barcza, Gedeon – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bxc3+ 7. Nxc3 O-O 8. f4 b6 9. b4 Bb7 10. Qc2 dxc4
1966 Kislovodsk – Round 5 – Stein, Leonid – 1-0 – Taimanov, Mark E – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bf8 7. cxd5 exd5 8. Nf4 Ne7 9. g3 g6 10. Bg2 Bg7
1966 La Habana olm fin-A – Round 7 – Gligorić, Svetozar – 1/2-1/2 – Pachman, Ludek – G121 1. d4 e6 2. c4 Bb4+ 3. Nc3 Nf6 4. e3 Nc6 5. Bd3 e5 6. Ne2 exd4 7. exd4 d5 8. c5 h6 9. O-O Bxc3 10. bxc3 O-O
1966 Tbilisi ch-URS – Round 8 – Osnos, Viatcheslav – 1/2-1/2 – Taimanov, Mark E – G73 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bf8 7. cxd5 exd5 8. Nf4 Ne7 9. b4 a6 10. g3 c6
1966 URS Ch sf Orel – Round 1 – Tukmakov, Vladimir B – 0-1 – Rashkovsky, Nukhim N – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 d6 6. Qc2 e5 7. d5 Bxc3+ 8. Qxc3 Ne7 9. Be2 O-O 10. O-O Ng6
1966 Venice tt – Round 5 – Basta, Dane V – 0-1 – Lukic, Arsenije – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c6 5. Bd3 d6 6. Ne2 e5 7. O-O O-O 8. a3 Ba5 9. b4 Bc7 10. Bb2 Re8
1967 Budva – Round ? – Geller, Efim P – 0-1 – Taimanov, Mark E – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Bf8 7. cxd5 exd5 8. b4 Ne7 9. g3 Nf5 10. Bg2 Be7
1967 Capablanca Memorial – Round 9 – Donner, Jan-Hein – 1/2-1/2 – Taimanov, Mark E – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Qc2 d5 7. a3 Bxc3+ 8. Qxc3 a5 9. b3 Bd7 10. Bb2 a4
1967 Corr – Round 1 – Meza Schmidt, Javier Esteban – 1-0 – Magrin, Antonio – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 Bd7 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 Re8 10. f3 Bc6
1967 Mar del Plata Open – Round 9 – Najdorf, Miguel – 1-0 – Foguelman, Alberto – G30 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 d6 5. Bd3 Nc6 6. Ne2 e5 7. d5 Bxc3+ 8. Nxc3 Ne7 9. f4 exf4 10. exf4 O-O
1968 Alma Ata ch-URS – Round 15 – Osnos, Viatcheslav – 1-0 – Lein, Andreas – G130 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c6 5. a3 Bxc3+ 6. bxc3 d6 7. Bd3 e5 8. e4 Qa5 9. Bd2 c5 10. Ne2 Nc6
1968 Buesum – Round 8 – Mohrlok, Dieter – 0-1 – Hecht, Hans-Joachim – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 Bf5 9. Qb3 Na5 10. Qa4+ Nc6
1968 Churchill Memorial Open 16th – Round 6 – Bozic, Aleksandar – 1-0 – Sombor – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Qc2 d5 6. Nf3 Ne4 7. Bd3 f5 8. O-O Bxc3 9. bxc3 O-O 10. Ba3 Rf6
1968 It Buesum GER – Round 2 – Donner, Jan-Hein – 1/2-1/2 – Hecht, Hans-Joachim – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Nf3 O-O 6. Qc2 d6 7. a3 Bxc3+ 8. Qxc3 a5 9. b3 Re8 10. Bd3 e5
1968 ITA Ch Milan ITA – Round ? – Magrin, Antonio – 0-1 – Calapso, Remo – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 Nbd7 7. Ne2 b6 8. Ng3 Bb7 9. f3 h5 10. h4 Nf8
1968 Lugano SUI – Round 1 – Durão, Joaquim Manuel – 1-0 – Schorr Blank, Leon – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 e5 6. d5 Bxc3+ 7. bxc3 Nb8 8. Ne2 d6 9. Ng3 Na6 10. Bf5 Nc5
1968 Lugano SUI – Round 3 – Bouwmeester, Hans – 1/2-1/2 – Recalde, Eleuterio – G67 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Ne2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 Bf5 9. Be2 Qd7 10. O-O Nd8
1968 Reggio Emilia – Round 10 – Filep, Tibor – 1-0 – Damjanovic, Mato – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. O-O Bb7 9. b4 dxc4 10. Bxc4 a5
1969 Rhyl ch-BCF – Round 7 – Wade, Robert G – 1-0 – Franklin Sheunesu Mhembere – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6 5. Bd3 O-O 6. Ne2 e5 7. d5 Ne7 8. O-O d6 9. Qc2 Bd7 10. Ng3 a5
36. Olympiad 2004 – Round 5 – Gulko, Boris – 0-1 – Filippov, Anton – G149 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 c5 6. Bd3 Nc6 7. Ne2 d6 8. e4 e5 9. dxc5 dxc5 10. Ng3 Be6
FIDE World Blitz Championship 2025 – Round 1 – Lobanov Sergei – 1-0 – Duda Jan-Krzysztof – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 Nxc3 6. bxc3 Be7 7. Nf3 d6 8. Bd3 h6 9. e4 Nd7 10. Bf4 b6
FIDE World Rapid 2014 – Round 7.30 – Aleksandrov, Aleksej – 0-1 – Yu, Yangyi – G112 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Bd3 e5 8. dxe5 dxc4 9. Bxc4 Qxd1+ 10. Kxd1 Ng4
Global Chess League 2023 – Round 1.6 – Esipenko, Andrey – 1/2-1/2 – Nihal Sarin – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. a4 O-O 8. Ba3 Re8 9. Nf3 b6 10. cxd5 cxd5
Lindores Abbey Tal Memorial 2021 – Round 14.13 – Predke, Alexandr – 1-0 – Movsesian, Sergei – G594 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Nf3 O-O 8. Bd3 b6 9. cxd5 cxd5 10. c4 dxc4
Olympiad 2002 – Round 7 – Kaidanov, Gregory – 1/2-1/2 – Rozentalis, Eduardas – G218 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Nf3 O-O 8. Bd3 b6 9. cxd5 cxd5 10. Qe2 Bb7
Turin ol (Men) 37th 2006 – Round 8 – Korchnoi, Viktor – 0-1 – Kurajica, Bojan – G101 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Nf3 O-O 8. a4 Nbd7 9. Be2 Ne4 10. Qc2 Nd6
World Blitz 2019 – Round 3.49 – Kazhgaleyev, Murtas – 1/2-1/2 – Postny, Evgeny – G199 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Nf3 O-O 8. Be2 b6 9. O-O Ba6 10. Nd2 Nbd7
World Blitz 2022 – Round 4.24 – Niemann, Hans Moke – 0-1 – Petrosyan, Manuel – G191 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. Bd3 b6 8. Ne2 Ba6 9. cxd5 Bxd3 10. Qxd3 cxd5
World Blitz 2023 – Round 16.1 – Indjic, Aleksandar – 0-1 – Carlsen, Magnus – G898 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. b4 b6 8. cxd5 exd5 9. Bb2 a6 10. Bd3 Bd6
World Blitz 2023 – Round 6.21 – Ponomariov, Ruslan – 1/2-1/2 – Savchenko, Boris – G337 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 Qxd5 8. Nf3 c5 9. Bb2 b6 10. c4 Qd6
World Rapid 2019 – Round 10.39 – Bluebaum, Matthias – 1/2-1/2 – Turov, Maxim – G649 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Qc2 f5 6. Bd3 O-O 7. Bxe4 fxe4 8. Qxe4 d5 9. Qc2 e5 10. dxe5 d4

E40a — Rubinstein

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3

Eval: [+0.21]

Les coups candidats

4…O-O — 55.8% (46606 parties) →

Ambassadeurs : Aleksandrov Ivanchev, Aleksandar (171x), Peralta, Fernando (157x), Korchnoi, Viktor (109x), Taimanov, Mark (108x), Gligoric, Svetozar (102x), Farago, Ivan (99x), Knaak, Rainer (97x), Portisch, Lajos (89x)

4…c5 — 21.2% (17699 parties) →

Ambassadeurs : Portisch, Lajos (98x), Donner, Jan-Hein (97x), Knaak, Rainer (80x), Vaisser, Anatoly (63x), Korchnoi, Viktor (61x), Gligoric, Svetozar (60x), Taimanov, Mark (58x), Gligorić, Svetozar (54x)

4…b6 — 16.5% (13807 parties) →

Ambassadeurs : De Firmian, Nick (46x), Cafferty, Bernard (35x), Timman, Jan H (34x), Vaisser, Anatoly (33x), Knaak, Rainer (33x), Gligoric, Svetozar (32x), Donner, Jan-Hein (31x), Zelcic, Robert (31x)

4…d5 — 3.2% (2713 parties)

Ambassadeurs : Voit, Daria (15x), Reshevsky, Samuel (11x), Laxman Rathore (10x), Sokolsky, Alexey (9x), Alatortsev, Vladimir N. (8x), Keres, Paul (8x), Antoshin, Vladimir S (8x), Wirthensohn, Heinz (8x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…O-O	4…c5	4…b6	4…d5
<1800	1328	55%	15%	17%	5%
1800-2200	20008	56%	17%	20%	4%
2200-2600	43561	58%	21%	16%	3%
2600+	2928	74%	15%	8%	2%

Évolution par décennie (% des parties)

Décennie	N parties	4…O-O	4…c5	4…b6	4…d5
1850s	2	50%	—	50%	—
1910s	6	17%	—	83%	—
1920s	20	70%	5%	15%	—
1930s	291	41%	11%	26%	12%
1940s	547	47%	14%	15%	16%
1950s	2458	42%	39%	9%	5%
1960s	2775	49%	31%	13%	3%
1970s	3112	40%	35%	20%	3%
1980s	5651	36%	41%	18%	2%
1990s	10743	39%	36%	18%	3%
2000s	16872	50%	24%	20%	3%
2010s	29249	65%	12%	16%	4%
2020s	11816	76%	7%	11%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…O-O	65%	76%	▲ +11.8%
4…c5	12%	7%	▼ -5.2%
4…b6	16%	11%	▼ -5.6%
4…d5	4%	4%	+0.1%

Joueurs célèbres

Champions du monde dans cette position

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

Parties historiques

4…O-O — 55.8% (46606 parties)

1851 — Cochrane, John Miles vs Bonnerjee, Mohishunder — 1-0 — Calcutta IND
1916 — Rabinovich, Ilya Mar vs Bogoljubow, Efim — 1-0 — Triberg VI
1921 — Alekhine, Alexander vs Bogoljubow, Efim — 1/2-1/2 — Triberg
1922 — Rubinstein, Akiba vs Gruenfeld, Ernst — 1/2-1/2 — Teplitz-Schoenau GER
1924 — Van Kranendonk, AG. vs Kroone, Gerard — 0-1 — NED

4…c5 — 21.2% (17699 parties)

1927 — Baratz, Abraham vs Blondel Bertrand, Henri — 1-0 — Paris FRA
1930 — Rellstab, Ludwig vs Pahl, Kurt — 1-0 — Swinemuende GER
1930 — Rubinstein, Akiba vs Nemethne Takacs, Gyongyi — 1/2-1/2 — Brussels BEL
1930 — Landau, Salo vs Takacs, Sandor — 0-1 — Antwerp BEL
1930 — Rubinstein, Akiba vs Maroczy, Geza — 1-0 — Hamburg olm

4…b6 — 16.5% (13807 parties)

1854 — Singleton P vs Casswell — 1-0 — corr England
1914 — Rubinstein, Akiba vs Alekhine, Alexander — 0-1 — St Petersburg (05)
1914 — Rubinstein, Akiba vs Alekhine, Alexander — 0-1 — St Petersburg RUS
1914 — Janowski, Arkadiusz vs NIEMZOWITSCH — 1/2-1/2 — St Petersburg RUS
1914 — Janowski, Dawid vs Nimzowitsch, Aron — 1/2-1/2 — St Petersburg RUS

4…d5 — 3.2% (2713 parties)

1931 — Euwe, Max vs Capablanca, Jose — 1/2-1/2 — Amsterdam NED
1931 — Oskam, Gerard vs Van Foreest, Arnold — 1-0 — NED
1932 — Johner, Paul vs Bogoljubow, Efim — 1-0 — Bern SUI
1932 — Rellstab, Ludwig vs Saemisch, Friedrich — 1/2-1/2 — Berlin GER
1933 — Holtey vs Nogues Acuna, Alejandro — 1-0 — Buenos Aires ARG

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