E48 — Nimzo-Indian: 4.e3 O-O 5.Bd3 d5 6.Ne2 c5 7.cxd5 cxd4 8.exd4 Nxd5 9.O-O

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Ne2 c5 7.cxd5 cxd4 8.exd4 Nxd5 9.O-O ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte e4….

Atouts. Les Blancs s'appuient sur les cases fortes e4, f4 et b5, un fou actif en d3, la paire de fous et la colonne semi-ouverte e.

Côté adverse. Le fou enfermé en c8.

En contrepartie. Plusieurs pièces dorment encore (le fou c1 et la tour a1) et le pion isolé d4.

Plans. Be3 (Développer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte d5.

Atouts. Les Noirs s'appuient sur la case forte d5, un avant-poste en d5, un fou actif en b4, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le pion isolé d4 et le fou enfermé en c1.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)) ; ...Nbd7 (Développer Nb8) ; ...e5 (Rupture) ; ...f6 (Rupture) ; ...f5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v0), ● f4 (2v1), ● b5 (2v0)	● d5 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● e4 (2v0), ● e5 (1v0)	● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● c	● c
Semi-ouvertes	● e	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bd3	● Bd3 Actif (mob. 9)
Bb4		● Bb4 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● f2-f3	● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1927 Trebitsch mem11 – Round 8 – Mueller, Hans – 1/2-1/2 – Takacs, Sandor – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Nf3 Re8 8. O-O Nbd7 9. Qb3 Bxc3 10. bxc3 c5
1931 Argentina – Round 7 – Cristia, Jose Maria – 1/2-1/2 – Villegas, Benito – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. f3 c5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Ba5 10. Ne2 Nc6
1933 Folkestone Olympiad 5th – Round 14.17 – Soultanbeieff, Victor – 1/2-1/2 – Fairhurst, William – G117 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Ne2 Bd6 8. h3 c6 9. O-O Re8 10. Qc2 Nbd7
1935 Bad Nauheim – Round 9 – Eliskases, Erich – 1/2-1/2 – Opocensky, Karel – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bxc3+ 8. bxc3 e5 9. Nf3 Nc6 10. O-O e4
1936 Dresden – Round 8 – Engels, Ludwig – 1/2-1/2 – Stahlberg, Gideon – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 e5 8. O-O exd4 9. Nxd4 a6 10. Qc2 c5
1936 Muenchen ol – Round 4 – Vukovic, Vladimir – 1-0 – Endzelins, Lucius – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. cxd5 cxd4 8. exd4 Nxd5 9. O-O Nc6 10. a3 Be7
1936 Munich ol (Men) – Round 2 – Abhayender Jung – 0-1 – Saemisch, Friedrich – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 b6 10. Ng3 Bb7
1936 Olympiad (unofficial) – Round 8 – Steiner, Lajos – 1-0 – Johner, Paul – G64 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. axb4 dxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1937 Kemeri – Round 1 – Reshevsky, Samuel – 1/2-1/2 – Tartakower, Savielly – G48 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 O-O 6. Ne2 c5 7. O-O Nc6 8. a3 cxd4 9. exd4 dxc4 10. Bxc4 Bd6
1937 Kemeri – Round 1 – Reshevsky, Samuel – 1/2-1/2 – Tartakower, Savielly – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. a3 cxd4 9. exd4 dxc4 10. Bxc4 Bd6
1937 Prague – Round 11 – Eliskases, Erich – 1/2-1/2 – Gilg, Karl – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 b6 8. O-O Bb7 9. Ng3 c5 10. dxc5 Bxc5
1938 Lodz – Round 1 – Appel, Israel – 0-1 – Pirc, Vasja – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Qc2 c5 7. a3 dxc4 8. Bxc4 cxd4 9. axb4 dxc3 10. bxc3 Qc7
1939 Buenos Aires ol f-A – Round 15 – Reinhardt, Heinrich – 1/2-1/2 – Prins, Lodewijk – G291 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. cxd5 cxd4 8. exd4 Nxd5 9. O-O Nc6 10. a3 Be7
1939 Buenos Aires ol f-A – Round 5 – Porath, Yosef – 1-0 – Letelier Martner, Rene – G91 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. axb4 dxc3 9. bxc3 dxc4 10. Bxc4 Qxd1+
1939 Leningrad/Moscow – Round 6 – Rabinovich, Ilya Mar – 1-0 – Goglidze, Viktor – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 a6 8. O-O c5 9. a3 Bxc3 10. bxc3 Qc7
1940 Moskou ch-URS – Round 1 – Stolberg, Mark Moiseevich – 0-1 – Botvinnik, Mikhail – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. cxd5 exd5 9. a3 cxd4 10. exd4 Bd6
1942 Chocen – Round ? – Richter, Emil – 1-0 – Saemisch, Friedrich – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 Nbd7 10. Qb3 Be7
1943 Zlin – Round 13 – Kottnauer, Cenek – 1-0 – Holas, Josef – G76 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O a6 8. a3 Bxc3 9. Nxc3 b6 10. Qf3 Bb7
1943 Zlin – Round 2 – Stulik, Vlastimil – 0-1 – Sajtar, Jaroslav – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. axb4 dxc3 9. bxc3 dxc4 10. Bxc4 Qxd1+
1945 Vina del Mar – Round 4 – Castillo Larenas, Mariano – 1/2-1/2 – Maccioni, Alejandro – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Ng3 Bb7
1946 American Continental – Round 1 – Bolbochan, J. – 1/2-1/2 – Alvarez Martin, Pedro – G2 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 dxc4 8. Bxc4 cxd4 9. exd4 Be7 10. O-O Nbd7
1946 Mar del Plata – Round 1 – Acosta Garcia, Rafael Isaac – 1-0 – Letelier, R. – G2 1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nc6 10. Bg5 Be7
1946 Mar del Plata – Round 1 – Sanguinetti, Ricardo – 1-0 – Maccioni, Alejandro – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O dxc4 8. Bxc4 a6 9. a3 cxd4 10. axb4 dxc3
1947 GBR Ch 34th – Round 3 – Wood, Gabriel Jacquin – 1/2-1/2 – Broadbent, Reginald – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. cxd5 exd5 10. O-O b6
1947 Hilversum zt – Round 13 – Castaldi, Vincenzo – 1/2-1/2 – Plater, Kazimierz – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Be7 10. O-O Nc6
1947 Hilversum zt – Round 6 – Szabo, Ladislav – 1/2-1/2 – Porath, Yosef – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nbd7 9. e4 e5 10. Bg5 c6
1947 Kassel – Round 2 – Niephaus, Walter – 0-1 – Heinrich Georg – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. cxd5 exd5 8. a3 cxd4 9. axb4 dxc3 10. bxc3 Nc6
1947 Leningrad ch-URS – Round 16 – Tolush, Alexander – 1-0 – Ragozin, Viacheslav – G146 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 Nbd7 7. O-O dxc4 8. Bxc4 c5 9. a3 cxd4 10. axb4 dxc3
1947 Leningrad ch-URS – Round 7 – Bondarevsky, Igor – 1-0 – Levenfish, Grigory – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1947 London ENG-USSR – Round 1 – Newman Caceres, Reynaldo Adolfo – 1-0 – Tolush, Alexander – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 Nc6 9. Bf4 Be7 10. a3 b6
1947 Mar del Plata – Round 10 – Sanguinetti, Ricardo – 0-1 – Eliskases, Erich – G84 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 e5 8. a3 Ba5 9. b4 exd4 10. Qxd4 Qxd4
1947 Mar del Plata – Round 6 – Sanguinetti, Ricardo – 1/2-1/2 – Marini, Liam – G55 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 Nbd7 7. a3 Be7 8. O-O c6 9. cxd5 exd5 10. Ng3 Re8
1947 Nt – Round 11 – Ernst, Wilhelm – 0-1 – Lange, Wilfried – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 e5 8. O-O exd4 9. Nxd4 Nbd7 10. a3 Bxc3
1947 URS-ch15 – Round 16 – Tolush, Alexander V – 1-0 – Ragozin, Viacheslav – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 Nbd7 7. O-O dxc4 8. Bxc4 c5 9. a3 cxd4 10. axb4 dxc3
1948 GER Ch 12th – Round 8 – Machate, Gottlieb – 1-0 – Rautenberg, Wilhelm – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 e5 8. Qb3 Nc6 9. O-O Qe7 10. a3 Bd6
1948 GER Ch Essen GER – Round 6 – Machate, Gottlieb – 1-0 – Teschner, Rudolf – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 Re8 7. a3 Bf8 8. Qc2 Nbd7 9. O-O dxc4 10. Bxc4 c5
1949 Budapest-Moscow – Round 4 – Vajda, Arpad – 0-1 – Ragozin, Viacheslav – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 Bxc3+ 8. bxc3 b6 9. O-O Ba6 10. cxd5 exd5
1949 CZE-AUT Prague CZE – Round 2 – Sajtar, Jaroslav – 1-0 – Mueller, Hans – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nc6 10. h3 Be7
1949 Hastings4950 – Round 9 – Winser, William Arthur – 0-1 – Euwe, Max – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nbd7 9. O-O e5 10. Nb5 e4
1949 JUG Ch – Round 1 – Karaklajic, Nikola – 1-0 – Simonovic, Borko – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. cxd5 cxd4 8. exd4 Nxd5 9. O-O Nc6 10. Qc2 h6
1949 Moskou ch-URS – Round 1 – Goldberg, Grigory – 0-1 – Taimanov, Mark E – G57 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. cxd5 exd5 8. a3 cxd4 9. axb4 dxc3 10. bxc3 Nc6
1949 YUG-NED – Round 1.10 – Bozic, Aleksandar – 0-1 – Van den Berg, Carel B – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. cxd5 exd5 8. a3 cxd4 9. axb4 dxc3 10. bxc3 Nc6
1949 YUG-SUI m – Round 1 – Rabar, Braslav – 1-0 – Leepin, Peter – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. O-O Bb7 9. cxd5 exd5 10. Qc2 Re8
1950 Birmingham U20 International – Round 10 – Harris, Peter A – 1-0 – Boey, Josef – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 O-O 6. Ne2 dxc4 7. Bxc4 b6 8. O-O Bb7 9. Ng3 Bxc3 10. bxc3 Nbd7
1950 Hoogovens – Round 2 – Van Seters, Frits – 0-1 – Donner, Jan – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nbd7 9. O-O e5 10. Qc2 Qe7
1950 Hungary – Round 1 – Kluger, Gyula – 1/2-1/2 – Aczel Szabo, Janos – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Be7 10. O-O Nbd7
1950 Mar del Plata – Round 1 – Sanguinetti, Ricardo – 1/2-1/2 – Eliskases, Erich – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. cxd5 cxd4 8. exd4 Nxd5 9. O-O Nc6 10. a3 Be7
1950 Schiavno Zdroj – Round 1 – Arlamowski, Lara – 0-1 – Taimanov, Mark E – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. a3 cxd4 8. axb4 dxc3 9. bxc3 Nc6 10. cxd5 exd5
1950 Schiavno Zdroj – Round 1 – Arlamowski, Lara – 1/2-1/2 – Gawlikowski, Stanislaw – G48 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Be7 10. h3 Nc6
1951 Augsburg – Round 7 – Nuernberg, Friedrich – 0-1 – Bogoljubow, Efim – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. f4 c5 9. dxc5 Bxc5 10. Qxd8 Rxd8
1951 Bucharest GMT 2nd – Round 13 – Stein, Georg – 1/2-1/2 – Pogats, Jozsef Jr. – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. cxd5 exd5 9. a3 cxd4 10. axb4 dxc3
1951 URS Ch sf – Round 11 – Ilivitsky, Georgy A – 0-1 – Averbakh, Yuri L – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1951 YUG Ch 6th – Round 14 – Andric, Dragoslav – 1/2-1/2 – Nedeljkovic, Srecko M – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 Nbd7 8. O-O c5 9. cxd5 exd5 10. dxc5 Nxc5
1951 YUG Ch 6th – Round 19 – Rabar, Braslav – 1-0 – Janosevic, Dragoljub – G107 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 Nbd7 8. b3 c5 9. O-O b6 10. cxd5 exd5
1952 Belgrade – Round 1 – Andric Karanja – 0-1 – O'Kelly de Galway, Alberic – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. dxc5 Bxc5 9. cxd5 exd5 10. Ng3 Bg4
1952 Havana – Round 9 – Horowitz, Albert Israel – 1/2-1/2 – Rossolimo, Nicolas – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 c5 8. O-O Nc6 9. a3 Bxc3 10. bxc3 Qc7
1952 Helsinki olm – Round 1 – Acevedo Ortega, Rodrigo Andres – 1-0 – Hooper, David – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Ne2 O-O 7. O-O Nc6 8. a3 dxc4 9. Bxc4 cxd4 10. exd4 Be7
1952 Helsinki olm – Round 1 – Cobo Arteaga, Eldis – 1-0 – Weichselbaumer, Ernst – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 cxd4 7. exd4 d5 8. O-O dxc4 9. Bxc4 Bd7 10. h3 Bd6
1952 Helsinki olm – Round 1 – Penrose, Justin – 1-0 – Porreca, Giorgio – G55 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 e5 8. O-O Nc6 9. a3 Bxc3 10. bxc3 Re8
1952 Helsinki olm – Round 1.4 – Acevedo Ortega, Rodrigo Andres – 1-0 – Cala, Ugo – G215 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. a3 cxd4 9. exd4 Be7 10. b4 dxc4
1952 ITA-ch15 – Round 2 – Magrin, Antonio – 1/2-1/2 – Szabados, Eugenio – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nc6 10. Bg5 Be7
1952 JUG Ch – Round 17 – Udovcic, Mijo – 1/2-1/2 – Trifunovic, Petar – G107 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. O-O Bb7 9. Qe2 c5 10. Rd1 cxd4
1952 Liberation – Round 1 – Andric, Dragoslav – 0-1 – O'Kelly, Albéric de Galway – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. dxc5 Bxc5 9. cxd5 exd5 10. Ng3 Bg4
1952 Moskou ch-URS – Round 1 – Ilivitsky, Georgy A – 1/2-1/2 – Lipnitsky, Isaac – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. Nb5 Be7 10. Nc3 Bd6
1952 Saltsjobaden Interzonal – Round 17 – Steiner, Heinrich Jun. – 1/2-1/2 – Stahlberg, Gideon – G157 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Ne2 Re8 8. O-O b6 9. Ng3 Bb7 10. Nce2 Nbd7
1952 URS ch sf – Round 10 – Pasman Marks – 1/2-1/2 – Cherepkov, Alexander V – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1953 FRG Ch 02nd – Round 10 – Christoph, Manfred, Dr. – 0-1 – Eisinger, Max Jr – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 cxd4 7. exd4 d5 8. O-O dxc4 9. Bxc4 Nbd7 10. a3 Bd6
1953 Mar del Plata – Round 10 – Ojanen, Kaarle S – 1-0 – Carvalho, Luiz Candido Brant – G107 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Ne2 Re8 8. O-O Nbd7 9. f3 c5 10. Ng3 a6
1953 Mar del Plata ARG – Round ? – Ojanen, Kaarle S – 1-0 – Carvalho, Flavio – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Ne2 Re8 8. O-O Nbd7 9. f3 c5 10. Ng3 a6
1953 Opatija – Round 15 – Wade, Robert G – 1-0 – Pirc, Vasja – G106 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. cxd5 exd5 9. b3 Bg4 10. Qc2 Bxf3
1953 POL-ch11 – Round 1 – Kwapisz, Stanislaw – 1-0 – Sliwa, Bogdan – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 Nc6 9. cxd5 Nxd5 10. a3 Be7
1953 POL-ch11 – Round 6 – Sliwa, Bogdan – 1-0 – Gadalinski, Jan – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Bxc3+ 10. bxc3 e5
1953 Wch U20 fin-A – Round 3 – Persitz, Raaphi – 1-0 – Keller, Daniel – G6 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. a3 Bd6 8. Nge2 Bg4 9. Qc2 Bh5 10. Ng3 Bg6
1953 Zagreb – Round 7 – Rabar, Braslav – 1/2-1/2 – Nedeljkovic, Srecko M – G64 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. O-O e5 10. d5 Ne7
1954 Amsterdam olm – Round 1 – Prins, Laura – 0-1 – Matanovic, Anto – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. O-O Nc6 8. cxd5 exd5 9. dxc5 Bxc5 10. b3 a6
1954 Amsterdam olm – Round 1 – Prins, Laura – 0-1 – Oren, Menachem – G57 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. cxd5 exd5 9. dxc5 Bxc5 10. b3 Bd6
1954 Bucharest – Round 7 – Sliwa, Bogdan – 0-1 – Balanel, Ion – G65 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. O-O c5 9. Qe2 Nc6 10. Rd1 cxd4
1954 Olympiad final A – Round 1 – Porath, Yosef – 1/2-1/2 – Pachman, Ludek – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. cxd5 exd5 9. a3 cxd4 10. exd4 Bxc3
1955 Hoogovens – Round 1 – Pilnik, Herman – 1/2-1/2 – Kramer, Hanspeter – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nbd7 9. O-O e5 10. Qc2 c6
1955 Hoogovens – Round 3 – Kovacs H., Zoltan – 1/2-1/2 – Kramer, Hanspeter – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1955 Moskou ch-URS – Round 10 – Geller, Efim P – 1-0 – Furman, Slavomir – G125 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. O-O e5 10. h3 Bf5
1955 URS-USA telex – Round 2 – Steiner, Herman – 0-1 – Kotov, Alexander A – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 a6 10. Bb3 Nbd7
1955 Zagreb – Round 19 – Bertok, Mario Jr. – 1/2-1/2 – Matanovic, Aleksandar – G184 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. a3 dxc4 8. Bxc4 cxd4 9. exd4 Be7 10. O-O Nc6
1956 GDR Ch – Round 14 – Bertholdt, Dieter – 1-0 – Rittner, Horst – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. Bb5 e5 10. d5 Ne7
1956 GDR Ch – Round 8 – Golz, Werner – 1/2-1/2 – Rittner, Horst – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1956 ITA-ch18 Rovigo – Round 1 – Romani, Elio – 1/2-1/2 – Magrin, Antonio – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 Re8 7. O-O Nbd7 8. Qb3 Bxc3 9. Nxc3 dxc4 10. Bxc4 Nb6
1956 Moscow olm fin-A – Round 2 – Keller, Dieter – 1/2-1/2 – Niephaus, Walter – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. a3 Bd6 8. Qc2 c6 9. Nf3 Re8 10. O-O Qe7
1957 Clare Benedict Cup 04th – Round 5 – Lemoine, Claude – 1/2-1/2 – Szabados, Eugenio – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 b6 7. O-O Bb7 8. cxd5 exd5 9. Ng3 Re8 10. a3 Bxc3
1957 Mar del Plata – Round 1 – Alonso-Lej De Las Casas, Fernando – 0-1 – Keres, Paul – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nbd7 10. Bb3 Nb6
1957 New York ch-USA – Round 1 – Kramer, Gerald – 1-0 – Seidman, Herbert – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. cxd5 Nxd5 8. O-O cxd4 9. Nxd5 Qxd5 10. Nf4 Qd7
1957 URS Ch, semi final – Round 2 – Nikolaevsky, Yuri V – 1/2-1/2 – Reshko, Aron – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 O-O 6. Ne2 c5 7. cxd5 cxd4 8. exd4 Nxd5 9. O-O Nc6 10. Ne4 Be7
1957 URS-JUG – Round 3 – Bertok, Mario Jr. – 1/2-1/2 – Tolush, Alexander V – G12 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Be7 10. O-O Nbd7
1958 Munich olm fin-B – Round 8 – Raizman, Maurice – 1/2-1/2 – Sliwa, Bogdan – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. a3 dxc4 9. Bxc4 cxd4 10. exd4 Bd6
1958 UKR Ch – Round 1 – Zurakhov, Vladlen Y – 1/2-1/2 – Kots, Yuri I – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1958 WchT U26 fin-B 05th – Round 3 – Mititelu, Gheorghe – 1-0 – Momo, Suren – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. a3 cxd4 8. exd4 Be7 9. c5 Nc6 10. f4 a5
1959 Hoogovens – Round 1 – O'Kelly, A. – 1/2-1/2 – Van den Berg, Cees – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. a3 cxd4 8. exd4 Bxc3+ 9. Nxc3 dxc4 10. Bxc4 Nc6
1959 Lodz ch POL – Round 8 – Pojedziniec, Wladyslaw – 0-1 – Szukszta, Janus – G40 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 cxd4 7. exd4 d5 8. cxd5 exd5 9. O-O Nc6 10. a3 Be7
1959 Lodz ch POL – Round 9 – Lubienski, Tadeusz – 0-1 – Kostro, Jerzy – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. cxd5 cxd4 8. Nxd4 e5 9. Ne2 Qxd5 10. O-O Qa5
1959 Riga – Round 1 – Niemela, Ilmari Aarne – 0-1 – Klavins, Janis – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. cxd5 exd5 8. dxc5 Bxc5 9. O-O Nc6 10. Ng3 Re8
1959 URS Team Ch – Round 1 – Kalashian, Loris – 0-1 – Gipslis, Aivars – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nbd7 10. Bg5 Nb6
1959 URS-JUG – Round 4 – Bertok, Mario Jr. – 0-1 – Geller, Efim P – G18 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 cxd4 7. exd4 d5 8. O-O dxc4 9. Bxc4 a6 10. a3 Bd6
1960 Hamburg WGER-USSR – Round 8 – Pfeiffer, Gerhard – 0-1 – Antoshin, Vladimir S – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nc6 10. Bg5 Be7
1960 ITA-HUN – Round 1 – Romani, Elio – 0-1 – Varnusz, Egon – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 a6 10. Bg5 h6
1960 Leipzig olm fin-B – Round 11 – Ojanen, Kaarle S – 1/2-1/2 – Sliwa, Bogdan – G143 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. f4 c5 9. Nf3 cxd4 10. exd4 a6
1960 Leipzig olm prel – Round 7 – Durão, Joaquim Manuel – 1/2-1/2 – Kostjoerin, Anatole – G234 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 b6 7. O-O Bb7 8. f3 c5 9. Qe1 Nc6 10. Qh4 dxc4
1960 Leningrad tt – Round 3 – Mititelu, Gheorghe – 0-1 – Lombardy, William J – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Ne2 c6 8. O-O Re8 9. Ng3 Nbd7 10. a3 Bf8
1960 Ljubljana – Round 7 – Vukovic, Maksimilijan – 0-1 – Sofrevski, Jovan – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. e4 e5 9. d5 Nbd7 10. Bg5 h6
1960 Nimzowitsch Memorial – Round ? – Kolvig, Bent – 1-0 – Andersen, Borge – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 Nbd7 8. O-O e5 9. a3 Bd6 10. Ng3 c6
1960 UKR Ch sf – Round 7 – Pogrebissky, Iosif – 1/2-1/2 – ? – G39 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 cxd4 7. exd4 d5 8. O-O dxc4 9. Bxc4 Nbd7 10. Ng3 Nb6
1960 URS Ch sf – Round 3 – Ustinov, Georgy I – 0-1 – Estrin, Yakov – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. axb4 dxc3 9. bxc3 dxc4 10. Bxc4 Qxd1+
1961 CSR Ch – Round 2 – Ratolistka, Josef – 1/2-1/2 – Vesely, Jiri – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. axb4 dxc3 9. c5 e5 10. bxc3 e4
1961 FRG Ch Bad Prymont – Round 8 – Pfeiffer, Gerhard – 1-0 – Weise, Dieter – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 b6 7. O-O Bb7 8. f3 c5 9. a3 cxd4 10. axb4 dxc3
1961 Oberhausen etc – Round 8 – Furman, Slavomir – 1-0 – Kozma, Jeno – G195 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Qc2 a6 9. b4 e5 10. dxe5 Bxe5
1961 Sarajevo – Round 1 – Gligorić, Svetozar – 1-0 – Pachman, Ludek – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nbd7 9. e4 e5 10. Bg5 c6
1961 Sarajevo 04th – Round 4 – Damjanovic, Marko – 1/2-1/2 – Sofrevski, Jovan – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nbd7 9. Nb5 Be7 10. Nc3 a6
1961 URS Ch sf Batumi GEO – Round ? – Ustinov, Georgy I – 1/2-1/2 – Gipslis, Aivars – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. axb4 dxc3 9. bxc3 dxc4 10. Bxc4 Qxd1+
1961 URU Ch – Round ? – Varlotta, A. – 1/2-1/2 – Alvarez del Monte, Jose – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 e5 8. O-O Bd6 9. Nb5 Nc6 10. dxe5 Nxe5
1961 URU Ch sf – Round ? – Varlotta, A. – 1-0 – Silva Nazzari, Roberto – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 b6 7. O-O Bb7 8. a3 Bd6 9. Ng3 dxc4 10. Bxc4 c5
1961 Wch U20 fin-A – Round 11 – Westerinen, Heikki M.J. – 1/2-1/2 – Parma, Bruno – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. b4 e5 10. d5 Ne7
1961 World Championship 24th – Round 1 – Botvinnik, Mikhail – 1-0 – Al Tal, Ammar – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. Nb5 e5 10. Nxd6 Qxd6
1961 World Championship 24th – Round 3 – Botvinnik, Mikhail – 1-0 – Al Tal, Ammar – G3 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. b4 e5 10. Bb2 Bg4
1961 World Championship 24th – Round 5 – Botvinnik, Mikhail – 1/2-1/2 – Tal, Mikhail – G5 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. b4 e5 10. Bb2 Bg4
1962 BRA Ch – Round 15 – Kruel, Fernando – 0-1 – Alves, Francisco H B Severino – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. cxd5 exd5 9. a3 cxd4 10. exd4 Bd6
1962 Spartak Ch – Round 6 – Zaitsev, Alexander – 1-0 – Platonov, Igor V – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. cxd5 cxd4 8. Nxd4 exd5 9. O-O Nc6 10. Qa4 Bd6
1962 Varna olm – Round 2 – Niemela, Ilmari Aarne – 1-0 – Kramer, Hanspeter – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O Nc6 8. a3 dxc4 9. Bxc4 cxd4 10. exd4 Bd6
1963 Alekhine Memorial – Round 13 – Liberzon, Vladimir M – 1-0 – Tal, Mikhail – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. Nb5 e5 10. Nxd6 Qxd6
1963 Kiev Ch – Round 2 – Ousatchi, Mark – 1/2-1/2 – Platonov, Igor V – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 Nc6 10. Bg5 Be7
1963 Leningrad ch-URS – Round 1 – Furman, Slavomir – 1/2-1/2 – Gipslis, Aivars – G40 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Qc2 Nc6 9. f4 Nb8 10. e4 Nfd7
1963 Moscow – Round 13 – Liberzon, Vladimir M – 1-0 – Tal, Mikhail – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. Nb5 e5 10. Nxd6 Qxd6
1963 Moscow RUS – Round ? – Liberzon, Vladimir M – 1/2-1/2 – Talj, M – G17 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. Nb5 e5 10. Nxd6 Qxd6
1963 POL Ch 20th – Round 2 – Drozd, Ryszard – 1/2-1/2 – Brzozka, Stefan – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 Bxc3+ 8. Nxc3 cxd4 9. exd4 dxc4 10. Bxc4 Nc6
1963 URS-ch31 – Round ? – Abramovich Furman, Semyon – 1/2-1/2 – Gipslis, Aivars – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Qc2 Nc6 9. f4 Nb8 10. e4 Nfd7
1966 Hastings6667 – Round 4 – Botvinnik, Mikhail – 1-0 – Balashov, Yuri S – G16 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. f4 c5 9. dxc5 Bxc5 10. b4 Bb6
1966 Hoogovens – Round 2 – Bachtiar, Ahmad Ina – 1/2-1/2 – Ivkov, Borislav – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. cxd5 exd5 9. a3 cxd4 10. exd4 Bd6
1966 La Habana olm fin-C – Round 5 – Durão, Joaquim Manuel – 1/2-1/2 – Alvarez del Monte, Jose – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 e5
1966 La Habana olm prel – Round 6 – Niemela, Ilmari Aarne – 1/2-1/2 – Kolarov, Atanas S. – G219 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 dxc4 7. Bxc4 c5 8. a3 cxd4 9. exd4 Be7 10. O-O Nbd7
1966 Reggio Emilia 6667 09th – Round 11 – Malcanek, Oldrich – 1-0 – Zinser, Sylvain – G35 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. a3 cxd4 8. exd4 dxc4 9. Bxc4 Be7 10. O-O Nbd7
1967 Budapest Bajnogsag 8th – Round 11 – Gasztonyi, Endre – 1/2-1/2 – Eperjesi, Laszlo Dr. – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. O-O Bb7 9. Qc2 c5 10. dxc5 bxc5
1967 GBR-ch54 Major Open – Round 2 – Griffiths, Peter C – 1-0 – Bainbridge, W. – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Ne2 O-O 7. a3 Bxc3+ 8. bxc3 b6 9. O-O Nc6 10. cxd5 exd5
1967 Leningrad – Round 1 – Zhukhovitsky, Samuel – 1-0 – Shestoperov, Aleksej – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. b4 c5 9. bxc5 bxc5 10. cxd5 cxd4
1967 Skopje – Round 11 – Geller, Efim P – 1/2-1/2 – Sofrevski, Jovan – G86 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Qc2 Nbd7 9. Nf3 c6 10. O-O e5
1969 Belgrade – Round 6 – Botvinnik, Mikhail – 1/2-1/2 – Hecht, Hans-Joachim – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bd6 8. Nf3 Nc6 9. b4 a6 10. Bb2 e5
1969 Capablanca Memorial – Round 5 – Donner, Jan-Hein – 1/2-1/2 – O'Kelly, Albéric de Galway – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Be7 7. Nf3 b6 8. O-O Bb7 9. cxd5 exd5 10. Ne5 c5

E48 —

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Ne2 c5 7.cxd5 cxd4 8.exd4 Nxd5 9.O-O

Eval: [+0.12]

Les coups candidats

9…Nc6 — 89.3% (822 parties)

Ambassadeurs : Tregubov, Pavel V. (13x), Dumitrache, Dragos-Nicolae (8x), Ribli, Zoltan (6x), Kharitonov, Alexandr (6x), Hansen, Sune Berg (6x), Wiacek, Krzysztof (5x), ? (5x), Glembek, Bohumír (5x)

9…Re8 — 3.6% (33 parties)

Ambassadeurs : Aleksandrov Ivanchev, Aleksandar (3x), Milanovic, Danilo (2x), Caruana, Fabiano (2x), Kantsler, Boris (1x), Fedorowicz, John (1x), Riemersma, Li (1x), Ramirez, Abraham Raul (1x), Backe, Peter (1x)

9…Nf6 — 3.5% (32 parties)

Ambassadeurs : Sandrin Chodorge, Antoine (1x), Bargerstock, D. (1x), Timoscenko, Gennadij (1x), Huzman, Alexander (1x), Rosenberger, Berthold (1x), Unzicker, Ferdinand, Dr. (1x), Szabo, Zsolt Jozsef (1x), Lorincz, Istvan (1x)

9…b6 — 1.1% (10 parties)

Ambassadeurs : Guinovart, Jose (1x), Le Roux Frank (1x), Doss, Jason R (1x), Weinberg Robert P (1x), Dokimakis, Stylianos (1x), Nikolaou, Georgios (1x), Weisshaupt, Rainer (1x), Ripperger, Reinhold (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Nc6	9…Re8	9…Nf6	9…b6
<1800	10	90%	—	10%	—
1800-2200	157	91%	2%	2%	3%
2200-2600	622	89%	4%	4%	0%
2600+	60	87%	8%	5%	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Nc6	9…Re8	9…Nf6	9…b6
1930s	2	100%	—	—	—
1940s	1	100%	—	—	—
1950s	5	100%	—	—	—
1960s	1	100%	—	—	—
1970s	7	100%	—	—	—
1980s	59	90%	3%	3%	—
1990s	155	86%	3%	4%	4%
2000s	205	91%	3%	2%	1%
2010s	289	93%	1%	3%	0%
2020s	197	83%	9%	5%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Nc6	93%	83%	▼ -9.5%
9…Re8	1%	9%	▲ +8.1%
9…Nf6	3%	5%	▲ +1.1%
9…b6	0%	1%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 2 parties
Carlsen, Magnus — 2 parties
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Gukesh D — 1 partie

Parties historiques

9…Nc6 — 89.3% (822 parties)

1936 — Vukovic, Vladimir vs Endzelins, Lucius — 1-0 — Muenchen
1939 — Reinhardt, Heinrich vs Prins, Lodewijk — 1/2-1/2 — Buenos Aires ARG
1949 — Karaklajic, Nikola vs Simonovic, Borko — 1-0 — Zagreb CRO
1950 — Sanguinetti, Ricardo vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1952 — Steiner, Herman vs Evans, Larry — 1-0 — USA 8 match

9…Re8 — 3.6% (33 parties)

1988 — Fedorowicz, John vs Riemersma, Li — 1-0 — It (cat.9) Wijk aan Zee NED
1989 — Kantsler, Boris vs Aleksandrov Ivanchev, Aleksandar — 1-0 — Frunze open
1992 — Gokhale, Jayant Suresh vs Aleksandrov Ivanchev, Aleksandar — 0-1 — Oakham ENG
1993 — Sadler, Matthew D vs Olivier, Jean-Christophe — 1-0 — Cannes FRA
1997 — Shariyazdanov, Andrey vs Aleksandrov Ivanchev, Aleksandar — 0-1 — Krasnodar RUS

9…Nf6 — 3.5% (32 parties)

1987 — Timoscenko, Gennadij vs Huzman, Alexander — 1-0 — Tashkent UZB
1989 — Sandrin Chodorge, Antoine vs Bargerstock, D. — 1-0 — Chicago US Open
1991 — Jelen, Igor vs Sher, Miron — 1-0 — Ptuj CRO
1991 — Tempone, Marcelo vs Darcyl, Tomas — 1/2-1/2 — Buenos Aires GEBA
1994 — Rosenberger, Berthold vs Unzicker, Ferdinand, Dr. — 0-1 — Oberliga Bayern9495

9…b6 — 1.1% (10 parties)

1995 — Doering, Thomas vs Kruse, Peter — 1-0 — GER
1996 — Guinovart, Jose vs Le Roux Frank — 1-0 — ?
1996 — Weisshaupt, Rainer vs Ripperger, Reinhold — 1/2-1/2 — Bad Woerishofen GER
1997 — Doss, Jason R vs Weinberg Robert P — 1-0 — Dallas, TX USA
1997 — Klemm, Dietmar vs Opp, Holger — 1/2-1/2 — Gruenheide

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