D95d — Gruenfeld: 5.e3 O-O 6.Qb3 c6 7.Bd2

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3 c6 7.Bd2 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte e5.

Atouts. Les Blancs s'appuient sur la case forte e5 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8.

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

Plans. Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte e4.

Atouts. Les Noirs s'appuient sur les cases fortes e4, g4 et f5, un avant-poste en e4 et la paire de fous.

Côté adverse. Les fous enfermés en f1 et d2 et le roi resté au centre.

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

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...c5 (Rupture) ; ...e6 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● c6→d5, b7→c6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v0)	● e4 (2v1), ● g4 (2v0), ● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (3v2), ● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Bd2	● Bd2 Enfermé (mob. 1)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● f1, ● a1, ● h1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5, ● e3-e4	● …c6-c5, ● …e7-e6, ● …e7-e5

Partie
11th Sinquefield Cup 2024 - Round 9 - Abdusattorov, Nodirbek - 1-0 - Nepomniachtchi, Ian - G42 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Bd2 c6 7. Qb3 Qb6 8. Qa3 Bf5 9. Rc1 Nbd7 10. cxd5 cxd5
1911 Karlsbad – Round 1 – Duz-Khotimirsky, Fedor Ivanovich – 1-0 – Cohn, Erich – G85 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Ne4 8. cxd5 Nxc3 9. dxc6 Nxc6 10. Bxc3 Be6
1923 Maehrisch Ostrau – Round 11 – Pokorny, Alois – 1-0 – Hromadka, Karel – G66 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. Nf3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a6 10. O-O Be6
1923 Vienna – Round 9 – Gruenfeld, Ernst – 1-0 – Steiner, Laszlo – G44 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O Nb6 10. Be2 Be6
1924 BCF Ch 17. Major Open – Round 10 – Rubinstein, Akiba – 1-0 – Drewitt, John Arthur James – G11 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 h6 9. O-O Nbd7 10. Qc2 Nb6
1925 Baden-Baden – Round 1 – Rubinstein, Akiba – 1/2-1/2 – Rabinovich, Ilya Mar – G42 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. Nf3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O Nb6 10. Be2 Be6
1926 Budapest – Round 14 – Gruenfeld, Ernst – 1-0 – Kmoch, Hans – G77 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 Qb6 9. O-O Qxb3 10. Bxb3 Bf5
1928 Bad Kissingen – Round 2 – Tartakower, Savielly – 1/2-1/2 – Spielmann, Rudolf – G17 1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Bd3 Na6 10. Rc1 Qd6
1928 Berlin Tageblatt – Round 1 – Reti, Richard – 1-0 – Spielmann, Rudolf – G3 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. Ng5 Qe8 10. O-O h6
1928 Trencianske Teplice SVK – Round 1 – Gruenfeld, Ernst – 1/2-1/2 – Walter, Max – G1 1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. Qc2 c5 10. O-O a6
1929 Odessa ch-URS – Round 8 – Poliak, Abram – 1-0 – Ragozin, Viacheslav – G31 1. c4 Nf6 2. Nc3 g6 3. d4 d5 4. e3 Bg7 5. Nf3 O-O 6. Qb3 c6 7. Bd2 a5 8. a3 b6 9. cxd5 Nxd5 10. Bc4 Nxc3
1930 Vienna – Round 1 – Konig, E. – 1-0 – Spielmann, Rudolf – G1 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. Ng5 Qe8 10. O-O e5
1931 Argentina – Round 3 – Bolbochan, J. – 1/2-1/2 – Pleci, Isaias – G8 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 b6 8. cxd5 cxd5 9. Rc1 Bb7 10. Bb5 Na6
1932 Cambridge Premier – Round 7 – Van den Bosch, Johannes – 0-1 – Sultan Khan, Mir – G18 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 b5 9. Bd3 Be6 10. Qc2 a5
1933 Scheveningen – Round 1 – Landau, Salo – 0-1 – Flohr, Salo – G1 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6 5. e3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. Ng5 Qe8 10. f4 Nb6
1934 Sitges – Round 5 – Rey Risco, Ramon – 1/2-1/2 – Spielmann, Rudolf – G29 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. Qb3 c6 7. Bd2 b6 8. cxd5 cxd5 9. Ne5 Bb7 10. Rc1 Nbd7
1934 Sopron – Round 1 – Gruenfeld, Ernst – 0-1 – Spielmann, Rudolf – G1 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. Bd2 c6 7. Qb3 b6 8. cxd5 cxd5 9. Rc1 Bb7 10. Ne5 Nfd7
1934 Syracuse – Round 1 – Reshevsky, Samuel – 1-0 – Santasiere, Anthony – G10 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O Nb6 10. Be2 Be6
1935 Moscow – Round 9 – Bohatyrchuk, Fedir Parfenovych – 1/2-1/2 – Spielmann, Rudolf – G42 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 b6 8. Bd3 Bb7 9. O-O Nbd7 10. Rfd1 dxc4
1935 Moskou – Round 5 – Ragozin, Viacheslav – 1-0 – Spielmann, Rudolf – G34 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 b6 8. Be2 Bb7 9. O-O Nbd7 10. a4 dxc4
1935 Vienna – Round 1 – Muller, Hans P – 1/2-1/2 – Spielmann, Rudolf – G12 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 b5 9. Bd3 Be6 10. Qc2 Na6
1936 BCF Ch 29th – Round 6 – Winter, William – 1/2-1/2 – Lenton, Alfred – G14 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Qb3 O-O 7. Bd2 b6 8. cxd5 cxd5 9. Ne5 Bb7 10. Be2 Nfd7
1936 Leningrad Leningrad RUS – Round 8 – Kan, Ilya A – 1/2-1/2 – Ragozin, Viacheslav – G6 1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. d4 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 a5 8. cxd5 cxd5 9. Be2 b6 10. O-O Bb7
1936 New York ch-USA – Round 1 – Reshevsky, Samuel – 1-0 – Morton, Harold – G1 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 b6 8. cxd5 cxd5 9. Bb5 Bb7 10. Rc1 Ne4
1936 Nottingham – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Winter, William – G61 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. d4 Bg7 6. Qb3 O-O 7. Bd2 b6 8. cxd5 cxd5 9. Ne5 Bb7 10. Bb5 a6
1937 BCF Ch 30th – Round 7 – Fairhurst, William – 1/2-1/2 – Thomas, George Alan – G19 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 Nbd7 10. a4 bxa4
1937 Ostende – Round 2 – Landau, Salo – 1-0 – Dyner, Israel Boruch – G11 1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Ne4 8. cxd5 Nxc3 9. dxc6 Nxc6 10. Bxc3 b6
1937 Stockholm SWE – Round 15 – Havasi, Abdolreza – 0-1 – Rosselli del Turco, Stefano – G67 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Qb3 Bg7 6. Nc3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O Nb6 10. Bd3 Be6
1938 Argentina – Round 14 – Fenoglio, Virgilio – 0-1 – Guimard, Carlos – G66 1. Nf3 d5 2. d4 Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 O-O 6. Qb3 c6 7. Bd2 Ne4 8. cxd5 Nxc3 9. dxc6 Nxc6 10. Bxc3 Be6
1938 FRA Ch – Round 3 – Fallet Kahn, Victor – 1-0 – Bergraser, Volf – G7 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 c6 5. Qb3 Bg7 6. Nf3 O-O 7. Bd2 b6 8. cxd5 Nxd5 9. Nxd5 Be6 10. Nxe7+ Qxe7
1938 Karlsruhe3839 – Round 5 – Lange, Wilfried – 0-1 – Eisinger, Max Jr – G14 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. Qb3 c6 7. Bd2 b6 8. cxd5 cxd5 9. Bd3 Bf5 10. Bxf5 gxf5
1938 Noordwijk – Round 4 – Tartakower, Savielly – 1-0 – Schmidt, Pascal – G21 1. Nf3 Nf6 2. d4 d5 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Bd3 Nbd7 10. Rc1 e5
1939 Birmingham International 2nd – Round 8 – Prins, Lodewijk – 1-0 – Blow, Ronald – G11 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a5 10. O-O Be6
1939 Buenos Aires ol prel-B – Round 6 – Castillo Larenas, Mariano – 0-1 – Petrov, Vladimir S. – G21 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Qb3 c6 7. Bd2 b6 8. cxd5 cxd5 9. Bd3 Bb7 10. O-O Ne4
1939 New York ch-ACF – Round 1 – Green Miranda, Nicolas – 0-1 – Reshevsky, Samuel – G14 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a5 10. O-O Bf5
1939 Prague olm qual – Round 5 – Pokorny, Amos – 1/2-1/2 – Zíta, František – G11 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. Qb3 c6 7. Bd2 Qb6 8. Qa3 Qd8 9. Rc1 dxc4 10. Bxc4 Nbd7
1941 New York State CA – Round 7 – Denker, Arnold S – 0-1 – Reshevsky, Samuel – G18 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 c6 6. e3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O Nb6 10. Be2 Bf5
1941 New York State CA – Round 9 – Kashdan, Isaac – 1/2-1/2 – Reshevsky, Samuel – G20 1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O Nb6 10. Be2 Bf5
1942 Moscow – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Lisitsin, Georgy – G5 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Qb6 8. Qa3 Bf5 9. Rc1 Rc8 10. Nh4 Nbd7
1943 Salzburg – Round 10 – Bogoljubow, Efim – 1/2-1/2 – Rellstab, Ludwig – G28 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Ne4 8. cxd5 Nxc3 9. dxc6 Nxc6 10. Bxc3 b6
1946 Buenos Aires ch-ARG – Round 11 – Bolbochan, J. – 1/2-1/2 – Beretta, Alberto Luigi – G56 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 Ne8 9. O-O Nd6 10. Be2 Be6
1946 Pittsburgh Open – Round 1 – Byrne, Donald – 1/2-1/2 – Seidman, Herbert – G28 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 c6 5. Nf3 Bg7 6. e3 O-O 7. Bd2 b6 8. cxd5 Nxd5 9. Bc4 Bb7 10. O-O e6
1948 Venice – Round 1 – Opocensky, Karel – 1/2-1/2 – Grob, Henry – G36 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 c6 5. e3 Bg7 6. Bd2 O-O 7. Qb3 dxc4 8. Bxc4 b5 9. Be2 a5 10. a3 Be6
1949 Trencianske Teplice – Round 17 – Ojanen, Kaarle S – 1-0 – Platt, Jerome – G109 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 Nbd7 9. Qc2 Nb6 10. Bb3 Bf5
1950 Dubrovnik olm – Round 12 – Trifunovic, Petar – 1/2-1/2 – Rossetto, Hector Decio – G76 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Bd2 c6 7. Qb3 dxc4 8. Bxc4 b5 9. Be2 Be6 10. Qc2 h6
1950 Dubrovnik YUG – Round 12 – Myhre, Erling – 1-0 – Poulsen, Christian – G18 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a5 10. O-O Ba6
1950 Dubrovnik YUG – Round 9 – Dunkelblum, Arthur – 1-0 – Enevoldsen, Harald – G13 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Ne4 8. cxd5 Nxd2 9. Nxd2 cxd5 10. Qxd5 Nc6
1950 Interzonal – Round 2 – Pilnik, Herman – 1/2-1/2 – Rellstab, Ludwig – G4 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 b6 8. cxd5 cxd5 9. Rc1 Bb7 10. Ne5 Nc6
1952 Havana – Round 8 – Eliskases, Erich – 1/2-1/2 – Aguero Quesada, Gloriana – G79 1. Nf3 Nf6 2. d4 d5 3. e3 g6 4. c4 c6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Qb6 8. Bd3 dxc4 9. Bxc4 Bf5 10. O-O Nbd7
1953 Simul - Koltanowski – Round ? – Koltanowski, George – 1/2-1/2 – Akhil Tom – G5 1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 O-O 6. Qb3 c6 7. Bd2 Ne4 8. cxd5 Nxc3 9. bxc3 cxd5 10. c4 dxc4
1954 Montreal Ch – Round 8 – Zalys, Ignas – 0-1 – Davis, Eddie – G8 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 c6 6. e3 O-O 7. Bd2 dxc4 8. Bxc4 Nbd7 9. O-O e5 10. Nxe5 Nxe5
1956 Moskou olm – Round 1 – Jauregui, Carlos – 0-1 – Burstein, S – G17 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 b6 8. Rc1 Ba6 9. Be2 Qd7 10. O-O Qb7
1957 Dublin zt – Round 14 – Van Scheltinga, Theo – 1/2-1/2 – Alexander Ronald Cheng – G109 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d5 6. Qb3 c6 7. Bd2 Qb6 8. Qxb6 axb6 9. cxd5 Nxd5 10. Nxd5 cxd5
1959 Hastings5960 – Round 4 – Averbakh, Yuri L – 1/2-1/2 – Gligorić, Svetozar – G16 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 b6 8. Be2 Bb7 9. O-O e6 10. Rfd1 Nbd7
1959 Lima – Round 3 – Jauregui, Carlos – 1-0 – Alvarez Espinoza, Crishopher Damian – G18 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 Be6 10. Qc2 b4
1960 Buenos Aires – Round 18 – Uhlmann, Wolfgang – 0-1 – Evans, Larry M – G183 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 b6 8. Bd3 Bb7 9. O-O e6 10. a4 dxc4
1960 Buenos Aires ch-ARG – Round 14 – Emma, Jaime – 1-0 – Benko, Francisco – G98 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a5 10. O-O Be6
1960 Leipzig olm prel – Round 7 – Reilly, Brian – 1/2-1/2 – Munoz Parraguez, Cesar – G239 1. d4 Nf6 2. Nf3 g6 3. c4 d5 4. Nc3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 a6 8. a4 a5 9. Rc1 e6 10. Be2 Nbd7
1960 Leipzig olm prel – Round 8 – Fred, Aatos – 1/2-1/2 – Cormier, Kristian – G279 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 c6 6. e3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 Be6 10. Qc2 a6
1960 Leningrad ch-URS – Round 15 – Liberzon, Vladimir M – 1/2-1/2 – Bagirov, Vladimir – G143 1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 g6 5. d4 Bg7 6. Bd2 O-O 7. Qb3 Qb6 8. Na4 Qxb3 9. axb3 Nbd7 10. Nc3 a6
1961 Hastings6162 – Round 5 – Bisguier, Arthur B – 1/2-1/2 – Flohr, Salo – G18 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Qb6 8. Qxb6 axb6 9. cxd5 Nxd5 10. Nxd5 cxd5
1961 Oberhausen etc – Round 1 – Lengyel, Laszlo – 1/2-1/2 – Bagirov, Vladimir – G10 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 Qb6 8. Be2 Bf5 9. O-O dxc4 10. Bxc4 Nbd7
1961 Palanga Baltic Ch – Round ? – Vistaneckis, Isakas – 0-1 – Nei, Iivo – G14 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 g6 5. Nc3 Bg7 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a5 10. O-O Ba6
1962 GDR Ch Gera GER – Round 13 – Starck, Bodo – 0-1 – Muehlberg, Siegfried – G20 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6 5. e3 Bg7 6. Qb3 O-O 7. Bd2 Qb6 8. Qa3 dxc4 9. Bxc4 Qd8 10. Qb3 b5
1965 Hungary – Round 1 – Bilek, Istvan – 1/2-1/2 – Jenei, Ferenc – G21 1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. Nc3 g6 5. e3 Bg7 6. Qb3 O-O 7. Bd2 b6 8. cxd5 cxd5 9. Ne5 Bb7 10. Rc1 Nfd7
1965 Hungary – Round 1 – Flesch, János – 1/2-1/2 – Bilek, Istvan – G1 1. c4 c6 2. d4 Nf6 3. Nc3 d5 4. Nf3 g6 5. e3 Bg7 6. Qb3 O-O 7. Bd2 b6 8. cxd5 cxd5 9. Bb5 Bb7 10. Ne5 Nfd7
1965 Hungary – Round 1 – Szilagyi, Peter – 0-1 – Bilek, Istvan – G64 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 c6 6. Qb3 O-O 7. Bd2 dxc4 8. Bxc4 b5 9. Be2 a5 10. O-O Ba6
1965 OWL Ch – Round 2 – Bilo, Heinz – 1/2-1/2 – Lachmann, Hans G – G4 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 c6 7. Bd2 Ne4 8. cxd5 Nxd2 9. Nxd2 cxd5 10. Qxd5 Qc7
Belgrade 1987 – Round 1 – Korchnoi, Viktor – 1/2-1/2 – Popovic, Patrik – G18 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd2 c6 7. Qb3 b6 8. Be2 e6 9. O-O Bb7 10. Rfd1 Nbd7

D95d —

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3 c6 7.Bd2

Eval: [-0.17]

Les coups candidats

7…e6 — 39.7% (351 parties) →

Ambassadeurs : Lilienthal, Andor (6x), Dunkelblum, Arthur (5x), Zagoriansky, Evgeny (4x), Bondarevsky, Igor (4x), Belavenets, Sergey (4x), Golombek, Harry (4x), Steiner, Lajos (3x), Koomen, Willem (3x)

7…dxc4 — 20.5% (181 parties)

Ambassadeurs : Reshevsky, Samuel (5x), Spielmann, Rudolf (4x), Gruenfeld, Ernst (3x), Mirzoev, Azer (3x), Landau, Salo (2x), Rubinstein, Akiba (2x), Denker, Arnold S (2x), Tartakower, Savielly (2x)

7…b6 — 12.4% (110 parties)

Ambassadeurs : Spielmann, Rudolf (6x), Fallet Kahn, Victor (2x), Winter, William (2x), Bilek, Istvan (2x), Uhlmann, Wolfgang (2x), Evans, Larry (2x), Volosin, Leon (2x), Lenton, Alfred (1x)

7…Qb6 — 10.6% (94 parties)

Ambassadeurs : Bagirov, Vladimir (2x), Zpevak, Pavel (2x), Vrana, Frantisek (2x), Alatortsev, Vladimir N. (1x), Lisitsin, Georgy (1x), Plomion, G. (1x), Koserak W (1x), Pokorny, Amos (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…e6	7…dxc4	7…b6	7…Qb6
<1800	9	11%	33%	11%	—
1800-2200	193	36%	16%	11%	12%
2200-2600	392	34%	23%	12%	14%
2600+	9	78%	11%	—	11%

Évolution par décennie (% des parties)

Décennie	N parties	7…e6	7…dxc4	7…b6	7…Qb6
1890s	1	—	—	—	—
1910s	1	—	—	—	—
1920s	17	41%	47%	—	—
1930s	78	50%	18%	22%	3%
1940s	39	69%	18%	8%	3%
1950s	46	54%	26%	7%	4%
1960s	45	51%	20%	16%	9%
1970s	22	36%	18%	5%	23%
1980s	46	59%	17%	11%	4%
1990s	111	32%	19%	18%	15%
2000s	207	35%	22%	13%	11%
2010s	246	34%	21%	9%	13%
2020s	26	12%	8%	23%	23%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…e6	34%	12%	▼ -22.2%
7…dxc4	21%	8%	▼ -13.0%
7…b6	9%	23%	▲ +14.5%
7…Qb6	13%	23%	▲ +10.1%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 3 parties
Kasparov, Garry — 2 parties
Tal, Mikhail — 1 partie
Ding, Liren — 1 partie

Parties historiques

7…e6 — 39.7% (351 parties)

1923 — Pokorny, Alois vs Schulz, Jale — 1-0 — Pardubice CZE
1924 — Vajda, Adam vs Gruber, Sebastian — 1-0 — Gyor
1924 — Mueller, Helge vs Steiner, Lajos — 1-0 — Gyor
1925 — Koenig, Imre vs Wolf, Siegfried — 0-1 — Vienna Vienna AUT
1927 — Botvinnik, Mikhail vs Romanovsky, Pjotr — 1/2-1/2 — Leningrad RUS

7…dxc4 — 20.5% (181 parties)

1923 — Pokorny, Alois vs Hromadka, Karel — 1-0 — Maehrisch Ostrau
1923 — Gruenfeld, Ernst vs Steiner, Laszlo — 1-0 — Vienna AUT
1924 — Rubinstein, Akiba vs Drewitt, John Arthur James — 1-0 — Southport ENG
1925 — Rubinstein, Akiba vs Rabinovich, Ilya Mar — 1/2-1/2 — Baden-Baden GER
1926 — Gruenfeld, Ernst vs Kmoch, Hans — 1-0 — Budapest HUN

7…b6 — 12.4% (110 parties)

1931 — Bolbochan, J. vs Pleci, Isaias — 1/2-1/2 — Buenos Aires ARG
1934 — Rey Risco, Ramon vs Spielmann, Rudolf — 1/2-1/2 — Sitges
1934 — Gereben, Erno vs Spielmann, Rudolf — 0-1 — Sopron
1934 — Gruenfeld, Ernst vs Spielmann, Rudolf — 0-1 — Sopron
1934 — Spielmann, Rudolf vs Laurine, Leho — 0-1 — Tallinn EST

7…Qb6 — 10.6% (94 parties)

1938 — Plomion, G. vs Koserak W — 1-0 — Nice FRA
1939 — Pokorny, Amos vs Zíta, František — 1/2-1/2 — Prague CZE
1942 — Alatortsev, Vladimir N. vs Lisitsin, Georgy — 1/2-1/2 — Moscow RUS
1952 — Eliskases, Erich vs Aguero Quesada, Gloriana — 1/2-1/2 — Havana CUB
1957 — Van Scheltinga, Theo vs Alexander Ronald Cheng — 1/2-1/2 — Dublin IRL

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