A90x — Dutch: 2.c4 Nf6 3.g3 e6 5.Nf3 d5 6.O-O Bd6 7.b3

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 c6 5.Nf3 d5 6.O-O Bd6 7.b3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

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

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

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur les cases fortes e4 et g4, un avant-poste en g4, un fou actif en d6 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2.

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) ; ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4)) ; ...Nbd7 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● c6→d5, e6→d5, e6→f5, b7→c6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v1), ● e5 (2v1), ● g5 (2v0)	● e4 (3v0), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v1)	● d5 (3v1), ● e4 (3v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Bg2	● Bg2 Enfermé (mob. 2)
Bd6		● Bd6 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (b1, c1, a1)	4 (b8, c8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5	● …c6-c5, ● …e6-e5, ● …f5-f4

Partie
1937 Moscow – Round 1 – Fine, Reuben – 1-0 – Bondarevsky, Igor – G4 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 O-O 8. Bb2 Nbd7 9. Nbd2 Qe8 10. Ne5 Qh5
1938 Ljubljana – Round 1 – Pirc, Vasja – 1-0 – Toth, Bela – G4 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 O-O 8. Ba3 b6 9. Bxd6 Qxd6 10. Nbd2 Nbd7
1939 Bad Oeynhausen ch-GER – Round 1 – Mueller, Helge – 1/2-1/2 – Engels, Ludwig – G3 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 O-O 8. Bb2 Nbd7 9. Nbd2 Qe8 10. Ne5 Qh5
1942 Sverdlovsk – Round 2 – Vistaneckis, Isakas – 1/2-1/2 – Ragozin, Viacheslav – G16 1. Nf3 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. b3 Bd6 6. d4 c6 7. O-O O-O 8. Ba3 b6 9. Qc1 Bb7 10. Bxd6 Qxd6
1944 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Ragozin, Viacheslav – G21 1. d4 e6 2. Nf3 d5 3. g3 f5 4. Bg2 Nf6 5. O-O c6 6. c4 Bd6 7. b3 O-O 8. Ba3 b6 9. Qc1 Bb7 10. Bxd6 Qxd6
1948 Saltsjobaden Interzonal – Round 18 – Lilienthal, Andor – 1/2-1/2 – Ragozin, Viacheslav – G162 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. c4 c6 6. O-O Bd6 7. b3 Qe7 8. Bb2 Nbd7 9. Nbd2 O-O 10. a3 a5
1949 Moskou ch-URS – Round 1 – Flohr, Salo – 1/2-1/2 – Goldberg, Grigory A – G34 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O 9. Qc2 Bd7 10. Ne5 Na6
1949 Moskou ch-URS – Round 1 – Kotov Lundqvist, Alex – 1-0 – Goldberg, Gavriel – G35 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O 9. Qc2 Bd7 10. Ne5 Na6
1949 Moskou ch-URS – Round 1 – Sokolsky, Alexey – 1/2-1/2 – Ragozin, Viacheslav – G1 1. c4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. d4 c6 6. O-O Bd6 7. b3 O-O 8. Ba3 b6 9. Bxd6 Qxd6 10. e3 Nbd7
1949 Oldenburg – Round 12 – Wade, Robert G – 1-0 – Wood, Baruch – G39 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. O-O Bd6 6. c4 c6 7. b3 O-O 8. Bb2 Ne4 9. Ne5 Nd7 10. Nxd7 Bxd7
1949 URS Ch, semi final – Round 1 – Alatortsev, Vladimir N. – 1-0 – Goldberg, Grigory A – G22 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O 9. Qc1 b5 10. Ne5 a5
1950 Venice – Round 6 – Golombek, Harry – 1-0 – Castillo Bermudez, Manuel – G56 1. d4 d5 2. c4 e6 3. g3 c6 4. Bg2 f5 5. Nf3 Nf6 6. O-O Bd6 7. b3 O-O 8. Bb2 Nbd7 9. Nbd2 Qe8 10. e3 Ng4
1952 Mar del Plata – Round 7 – Rossetto, Hector – 1-0 – Puiggros, Guillermo – G51 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 O-O 8. e3 Nbd7 9. Bb2 Qe8 10. Nc3 Rb8
1952 POL-ch10 – Round 9 – Gadalinski, Jan – 0-1 – Szymanski, Aleksander – G62 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Ne5 O-O 9. Nd3 Nbd7 10. Nc3 Ne4
1954 DDR Ch U20 – Round 4 – Muehlberg, Siegfried – 1/2-1/2 – Harzer, Paul – G14 1. c4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O c6 6. d4 Bd6 7. b3 Nbd7 8. Ba3 Bc7 9. Nbd2 Ne4 10. Rc1 h5
1954 Leningrad – Round 1 – Borisenko, Georgy K – 1/2-1/2 – Shamaev, Leonid – G5 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Nf3 c6 5. Bg2 d5 6. O-O Bd6 7. b3 Qe7 8. Bb2 Nbd7 9. Qc1 a5 10. a4 O-O
1955 Budapest – Round 1 – Jenei, Ferenc – 1/2-1/2 – Weinberger, Tibor – G19 1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. b3 Bd6 7. O-O O-O 8. Ba3 Qe7 9. Qc1 Bxa3 10. Qxa3 Qxa3
1955 Moskou ch-URS – Round 1 – Flohr, Salo – 1/2-1/2 – Botvinnik, Mikhail – G101 1. Nf3 f5 2. g3 Nf6 3. Bg2 e6 4. O-O d5 5. d4 Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O 9. Qc1 b6 10. Ba3 Bb7
1958 Argentina – Round 15 – Benko, Francisco – 0-1 – Puiggros, Guillermo – G114 1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. b3 Nbd7 8. Bb2 O-O 9. e3 Qe8 10. Nbd2 Qh5
1958 Buenos Aires V – Round 11 – Guimard, Carlos E – 1/2-1/2 – Benzaquen Friedman, Amitay – G45 1. d4 d5 2. Nf3 e6 3. c4 f5 4. g3 Nf6 5. Bg2 c6 6. O-O Bd6 7. b3 Qe7 8. Qc2 O-O 9. Nc3 Ne4 10. e3 Nd7
1958 Sarajevo Sarajevo BIH – Round 1 – Sokolov, Vadim – 1/2-1/2 – Marić, Rudolf – G11 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O 9. Nbd2 b6 10. Ne5 Bb7
1959 HUN Ch 15th – Round 10 – Forintos, Gyozo V – 1-0 – Jenei, Ferenc – G32 1. Nf3 d5 2. g3 e6 3. Bg2 Bd6 4. d4 f5 5. O-O Nf6 6. c4 c6 7. b3 Qe7 8. e3 O-O 9. Nbd2 Bd7 10. Qc2 Be8
1959 Quilmes – Round 1 – Garcia Rodriguez, Raimundo – 1/2-1/2 – Puiggros, Guillermo – G20 1. Nf3 f5 2. g3 e6 3. Bg2 Nf6 4. O-O d5 5. c4 Bd6 6. d4 c6 7. b3 O-O 8. Ba3 Ne4 9. e3 a5 10. Bxd6 Qxd6
1960 Bariloche – Round 8 – Emma, Jaime – 1/2-1/2 – Rossetto, Hector – G32 1. c4 e6 2. Nf3 d5 3. g3 c6 4. b3 f5 5. Bg2 Nf6 6. O-O Bd6 7. d4 O-O 8. Ba3 a5 9. Bxd6 Qxd6 10. Nbd2 Nbd7
1965 Hungary – Round 1 – Sapi, Laszlo – 1-0 – Jenei, Ferenc – G1 1. c4 f5 2. Nf3 e6 3. g3 d5 4. d4 c6 5. Bg2 Nf6 6. O-O Bd6 7. b3 Qe7 8. Bg5 Nbd7 9. Nc3 O-O 10. Rc1 h6
1967 Skopje – Round 10 – Popov, Luben – 1/2-1/2 – Marić, Rudolf – G79 1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 c6 5. Bg2 d5 6. O-O Bd6 7. b3 Qe7 8. Bb2 O-O 9. Nbd2 b6 10. Ne5 Bb7
1970 Vinkovci – Round 14 – Hort, Vlastimil – 1-0 – Maric, Rudolf – G23 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. c4 c6 6. b3 Bd6 7. O-O Qe7 8. a4 O-O 9. Ba3 Bxa3 10. Nxa3 Bd7
1971 Hoogovens – Round 3 – Mecking, Henrique – 1/2-1/2 – Ivkov, Borislav – G49 1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. O-O Bd6 7. b3 Qe7 8. Bb2 O-O 9. Nbd2 Bd7 10. Ne5 Be8
3. GRENKE Chess Classic 2015 – Round 4.3 – Anand, Viswanathan – 0-1 – Carlsen, Magnus – G15 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Nd2 a5 10. Bb2 Nbd7
30. ECC Open 2014 – Round 1.6 – Potkin, Vladimir – 1-0 – Wintzer, Joachim, Dr. – G19 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Nd2 Nbd7 10. Ndf3 a5
74. Tata Steel GMA 2012 – Round 13 – Van Wely, Loek – 1/2-1/2 – Carlsen, Magnus – G85 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Ne5 b6 9. cxd5 cxd5 10. Nc4 Nc6
Brussels 1987 – Round 1 – Timman, Jan H – 1-0 – Short, Nigel D – G7 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Bb2 Bd7 10. Qc1 Be8
Brussels blitz 1987 – Round 1 – Sosonko, Gennadi – 1/2-1/2 – Short, Nigel D – G20 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 Nbd7 9. Qc1 O-O 10. Ba3 a5
GMA 2003 – Round 4 – Van Wely, Loek – 1/2-1/2 – Radjabov, Teimour – G22 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. b3 Qe7 8. Ne5 Nbd7 9. Bb2 Ne4 10. f3 Nef6
Hoogovens 1987 – Round 1 – Flear, Glenn C – 1/2-1/2 – Short, Nigel D – G4 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Nd3 b6 10. Bb2 Nbd7
Londen rapid 1987 – Round 1 – Kasparov, Garry – 1-0 – Short, Nigel D – G1 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. c4 c6 6. O-O Bd6 7. b3 Qe7 8. a4 O-O 9. Ba3 Bxa3 10. Nxa3 Nbd7
Manila Interzonal 1990 – Round 6 – Lautier, Joel – 1/2-1/2 – Dolmatov, Sergey – G97 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 b6 9. Nbd2 Bb7 10. Ne5 O-O
Paris Immopar rapid 1991 – Round 1 – Jussupow, Artur – 0-1 – Salov, Valery – G1 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Nc3 O-O 9. Na4 b6 10. Nb2 Ba6
PCA Qualifiers 1993 – Round 2 – Bareev, Evgeny – 1-0 – Nikolic, Predrag – G26 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Bb2 Bd7 10. Nd2 Be8
PCA Qualifiers 1993 – Round 6 – Ruban V – 1/2-1/2 – Agdestein, Simen – G103 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Ne5 O-O 9. Nd2 a5 10. Bb2 Ra7
PCA Qualifiers 1993 – Round 8 – Lutz, Christopher – 1-0 – Agdestein, Simen – G146 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Bf4 b6 10. Nd2 Nh5
Qatar Masters Open 2015 – Round 9.17 – Duda, Jacob – 1-0 – Lenderman, Aleksandr – G295 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Bb2 b6 9. Qc1 Bb7 10. Ba3 Bxa3
Reykjavik 1987 – Round 1 – Petursson, Magnus V. – 0-1 – Short, Nigel D – G5 1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. O-O Bd6 7. b3 Qe7 8. Nbd2 b6 9. Ne5 Bb7 10. Bb2 O-O
SportAccord Blitz Men 2013 – Round 26.7 – Vachier-Lagrave, Maxime – 1/2-1/2 – Radjabov, Teimour – G204 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. a4 O-O 9. Ba3 Bxa3 10. Nxa3 b6
SportAccord Blitz Men 2013 – Round 30.5 – Kamsky, Gata – 1-0 – Radjabov, Teimour – G234 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Ne1 b6 9. Nd3 Bb7 10. Bf4 Bxf4
TCh-RUS 2005 – Round 11 – Akopian, Vladimir – 1-0 – Iljushin, Alexei – G178 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Ne5 O-O 9. Nd2 Nbd7 10. Ndf3 Ne4
Vugar Gashimov Mem 2015 – Round 3.3 – Caruana, Fabiano – 0-1 – Carlsen, Magnus – G12 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Bb2 b6 9. Ne5 Bb7 10. Nd2 O-O
World Blitz 2015 – Round 13.70 – Ernst, Sipke – 1/2-1/2 – Agdestein, Simen – G841 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Qc2 O-O 9. Rd1 b6 10. Ne5 Bb7
World Blitz 2015 – Round 2.6 – Dubov, Daniil – 1-0 – Radjabov, Teimour – G120 1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 c6 6. O-O Bd6 7. b3 Qe7 8. Bb2 O-O 9. Nbd2 b6 10. Ne5 Bb7
World Blitz 2015 – Round 2.81 – Pham, Le Thao Nguyen – 0-1 – Agdestein, Simen – G136 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 b6 9. Nbd2 Bb7 10. Ne5 O-O
World Blitz 2015 – Round 8.67 – Carow, Johannes, Dr. – 1/2-1/2 – Agdestein, Simen – G517 1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. g3 d5 5. Bg2 Bd6 6. O-O c6 7. b3 Qe7 8. Bb2 b6 9. Qc1 Bb7 10. Ba3 Nbd7
World Blitz 2016 – Round 19.40 – Bindrich, Falko – 1-0 – Agdestein, Simen – G765 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 b6 9. Qc1 Bb7 10. Ba3 Nbd7
World Blitz 2016 – Round 2.20 – Cheparinov, Ivan – 1/2-1/2 – Agdestein, Simen – G60 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. a4 a5 9. Ba3 b6 10. Bxd6 Qxd6
World Rapid 2016 – Round 14.52 – Quintiliano, Renato R. – 0-1 – Agdestein, Simen – G556 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 d5 6. O-O Bd6 7. b3 Qe7 8. Bb2 b6 9. Nbd2 O-O 10. Ne5 Bb7
Yerevan ol (Men) 1996 – Round 12 – Van Wely, Loek – 1-0 – Kveinys, Aloyzas – G173 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. b3 Qe7 8. Bb2 b6 9. Ne5 Bb7 10. Qc2 O-O

A90x —

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 c6 5.Nf3 d5 6.O-O Bd6 7.b3

Eval: [+0.33]

Les coups candidats

7…Qe7 — 79.9% (4954 parties)

Ambassadeurs : Gleizerov, Evgeny (39x), Ulybin, Mikhail (33x), Moskalenko, Viktor (31x), Vaisser, Anatoly (27x), Prokopp, Heinz (21x), Agdestein, Simen (20x), Cvak, Rudolf (19x), Schmittdiel, Eckhard (16x)

7…O-O — 17.1% (1059 parties)

Ambassadeurs : Charochkina, Daria (7x), Ikanov, Imre (6x), Stock, Juergen (5x), Llagaria Vidal, Eduardo (5x), Ragozin, Viacheslav (4x), Qi, Jingxuan (3x), Nickoloff, Bryon (3x), Skog, Niklas (3x)

7…Nbd7 — 1.5% (95 parties)

Ambassadeurs : Llagaria Vidal, Eduardo (7x), Freitag, Julia (4x), Harzer, Paul (2x), Krol, Wladyslaw (2x), Muehlberg, Siegfried (1x), Birkholz, Hans Joachim (1x), Benko, Francisco (1x), Puiggros, Guillermo (1x)

7…b6 — 0.4% (24 parties)

Ambassadeurs : Bricard, Emmanuel (2x), Oba, Ana Claudia De Oliveira (2x), Van Wely, Loek (1x), Djurhuus, Rune (1x), Harestad, Thor Geir (1x), Agdestein, Espen (1x), Llopis de Aysa, Manuel (1x), Pinos Lara, Juan Manuel (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Qe7	7…O-O	7…Nbd7	7…b6
<1800	123	57%	34%	5%	2%
1800-2200	2338	73%	24%	2%	0%
2200-2600	2946	90%	8%	1%	0%
2600+	63	97%	3%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…Qe7	7…O-O	7…Nbd7	7…b6
1930s	4	—	100%	—	—
1940s	13	46%	54%	—	—
1950s	25	40%	48%	12%	—
1960s	17	41%	53%	6%	—
1970s	30	50%	37%	10%	—
1980s	359	88%	10%	1%	1%
1990s	1367	83%	15%	1%	0%
2000s	1738	80%	17%	2%	0%
2010s	2336	78%	18%	2%	1%
2020s	312	83%	14%	2%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Qe7	78%	83%	▲ +4.9%
7…O-O	18%	14%	▼ -4.4%
7…Nbd7	2%	2%	+0.5%
7…b6	1%	0%	▼ -0.5%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 4 parties
Carlsen, Magnus — 3 parties
Kramnik, Vladimir — 2 parties
Kasparov, Garry — 1 partie
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie

Parties historiques

7…Qe7 — 79.9% (4954 parties)

1942 — Winter, William vs Sallay, Roland — 0-1 — Budapest HUN
1947 — Petrosian, Tigran V. vs Pirtskhlava — 1-0 — Tournament Tbilisi GEO
1948 — Lilienthal, Andor vs Ragozin, Viacheslav — 1/2-1/2 — Saltsjobaden SWE
1949 — Alatortsev, Vladimir N. vs Goldberg, Grigory A — 1-0 — Moscow RUS
1949 — Flohr, Salo vs Goldberg, Grigory A — 1/2-1/2 — Moskou ch-URS

7…O-O — 17.1% (1059 parties)

1937 — Fine, Reuben vs Bondarevsky, Igor — 1-0 — Moscow RUS
1938 — Pirc, Vasja vs Toth, Bela — 1-0 — Ljubljana
1939 — Mueller, Helge vs Engels, Ludwig — 1/2-1/2 — Bad Oeynhausen ch-GER
1939 — Botvinnik, Mikhail vs Ragozin, Viacheslav — 1/2-1/2 — Leningrad ch-URS
1942 — Vistaneckis, Isakas vs Ragozin, Viacheslav — 1/2-1/2 — Sverdlovsk

7…Nbd7 — 1.5% (95 parties)

1954 — Muehlberg, Siegfried vs Harzer, Paul — 1/2-1/2 — Schkopau
1954 — Birkholz, Hans Joachim vs Harzer, Paul — 0-1 — Schkopau
1958 — Benko, Francisco vs Puiggros, Guillermo — 0-1 — Buenos Aires ARG
1960 — Loftsson, Julius H vs Thacker, Ronald — 1/2-1/2 — Oakland
1970 — Andersen, Morten Kamp vs Leighton, G. — 0-1 — Chicago, IL USA

7…b6 — 0.4% (24 parties)

1988 — Van Wely, Loek vs Djurhuus, Rune — 0-1 — Arnhem ech-jr
1989 — Harestad, Thor Geir vs Agdestein, Espen — 1-0 — Stavanger NOR
1997 — Campos Moreno, Javier B. vs Arizmendi Martinez, Julen Luis — 1-0 — Mondariz ESP
1997 — Zimmermann, Martin vs Bloess, Andre — 1-0 — GER
1998 — Llopis de Aysa, Manuel vs Pinos Lara, Juan Manuel — 1-0 — La Pobla de Lillet

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