E15c — Queen’s Indian: 4.g3 Bb4+ 5.Bd2 Bxd2+ 6.Qxd2 Ba6

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb4+ 5.Bd2 Bxd2+ 6.Qxd2 Ba6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. b3 (77 % des parties) ; Qc2 (Prépare O-O-O — 13 % des parties) ; Na3 (Développer b1 — 9 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...c6 (Renforcer le centre — 35 % des parties) ; ...O-O (Mettre le roi en sécurité, connecter les tours — 27 % des parties) ; ...d5 (Occuper le centre — 20 % des parties) ; ...c5 (Frapper le centre adverse — 10 % des parties) ; ...Bb7 (Fianchetto, fou sur la grande diagonale — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● a7→b6, c7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Ba6		● Ba6 Actif (mob. 4)
Paire de fous	Non	Non
Non développées	4 (● b1, ● f1, ● a1, ● h1)	3 (● b8, ● 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	mobile
Ruptures	● c4-c5, ● d4-d5	● …c7-c5, ● …d7-d5, ● …e6-e5

Partie
19. European Teams 2013 – Round 6.6 – Hracek, Zbynek – 1-0 – L'Ami, Erwin – G228 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 d5 8. cxd5 Ne4 9. Qc2 exd5 10. Nc3 Nxc3
1934 Ujpest – Round ? – Frydman, Paulino – 1-0 – Steiner, Endre – G116 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. O-O cxd4 10. Qa4 Qc8
1934 Ujpest – Round 1 – Frydman, Paulino – 1-0 – Joyeux Steiner, Gael – G54 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. O-O cxd4 10. Qa4 Qc8
1934 Ujpest – Round 1 – Gruenfeld, Ernst – 1-0 – Joyeux Steiner, Gael – G55 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Na3 O-O 8. Bg2 d5 9. O-O Ne4 10. Qc2 Nd6
1935 Tatatovaros – Round 5 – Znosko-Borovsky, Eugene – 1-0 – Steiner, Endre – G30 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1936 Budapest – Round 5 – May, Dezso – 1/2-1/2 – Steiner, Endre – G21 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. b3 c5 8. Nc3 d5 9. cxd5 exd5 10. Bg2 Nc6
1936 Muenchen ol – Round 18 – Schreiber, Mirko – 0-1 – Steiner, Endre – G51 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1937 Kemeri – Round 15 – Berg, Terje Jensen – 0-1 – Steiner, Endre – G139 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. dxc5 bxc5 9. Bg2 Nc6 10. O-O O-O
1937 Stockholm ol – Round 5 – Kashdan, Isaac – 0-1 – Joyeux Steiner, Gael – G29 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1937 Stockholm ol – Round 7 – Baert, Andy – 0-1 – Joyeux Steiner, Gael – G45 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1937 Stockholm SWE – Round 13 – Raud, Anthony – 0-1 – Steiner, Endre – G58 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Na3 d6 8. Bg2 Nbd7 9. O-O O-O 10. Rfc1 Qe7
1938 Ljubljana – Round 1 – Pirc, Vasja – 0-1 – Szabo, Ladislav – G10 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1938 Ljubljana – Round 2 – Vidmar, Milan Jr – 0-1 – Kostic, Boris – G23 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1938 Ljubljana – Round 4 – Pirc, Vasja – 0-1 – Szabo, Laszlo – G33 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1938 Noordwijk – Round 1 – Bellod Thomas, Gonzalo – 1/2-1/2 – Pirc, Vasja – G6 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1939 Buenos Aires ol f-A – Round 7 – Aleman Dovo, Miguel – 1-0 – Luckis, Marcos – G133 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1939 Buenos Aires ol f-A – Round 9 – Letelier Martner, Rene – 1-0 – Luckis, Marcos – G169 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1941 Montevideo – Round 10 – Balparda, Julio – 1/2-1/2 – Luckis, Marcos – G40 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c5 8. Bg2 Nc6 9. d5 exd5 10. cxd5 Nb4
1945 Novi Sad – Round 17 – Tot, Bora – 1/2-1/2 – Kostic, Boris – G166 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1946 JUG Ch – Round 9 – Tomovic, Vasilje – 1/2-1/2 – Kostic, Boris – G29 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 d5 8. Bg2 O-O 9. Nc3 c6 10. Ne5 Nfd7
1947 Hungary – Round 1 – Szabo, Ladislav – 0-1 – Barcza, Gedeon – G13 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 d6 8. Bg2 Nbd7 9. O-O Bb7 10. Qc2 O-O
1948 GBR Ch 35th – Round 2 – Golombek, Harry – 0-1 – Thomas, George Alan – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1948 Karlovy Vary – Round 5 – Vidmar, Marjeta – 1-0 – Barcza, Gedeon – G55 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 d6 8. Bg2 Bb7 9. O-O Qe7 10. Nb5 O-O
1948 Mar del Plata – Round 4 – De Freitas, Manuela Schmitz – 1-0 – Szabo, Ladislav – G38 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1952 Moskou ch-URS – Round 1 – Goldenov, Boris P – 1/2-1/2 – Konstantinopolsky, Alexander – G87 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c5 8. Bg2 Nc6 9. O-O O-O 10. Nc3 d5
1953 HUN Ch Budapest HUN – Round ? – Florian, Tibor – 1/2-1/2 – Barcza, Gedeon – G54 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 O-O 8. Bg2 c6 9. O-O d5 10. Ne5 Nfd7
1954 URS Team Ch – Round 3 – Aronson, Lev – 1/2-1/2 – Konstantinopolsky, Alexander – G51 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 O-O 8. Bg2 d5 9. O-O c6 10. Nc3 Nbd7
1956 Alekhine Memorial – Round 1 – Gligorić, Svetozar – 1/2-1/2 – Szabo, Laszlo – G39 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 d5 8. Bg2 O-O 9. O-O c5 10. Nc3 Nc6
1959 Marianske Lazne – Round 8 – Minev, Nikolay N – 0-1 – Szabo, Laszlo – G56 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. Qa4 Qc8 10. Ne5 Nxd4
1960 Moscow CCCT – Round 3 – Kholmov, Ratmir D – 1-0 – Minev, Nikolay N – G13 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 d5 8. Bg2 c6 9. O-O Nbd7 10. Rac1 O-O
1960 URS Ch sf – Round 8 – Simagin, Vladimir – 1/2-1/2 – Polugaevsky, Lev – G60 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 d5 8. cxd5 Nxd5 9. Bg2 Nd7 10. Nc3 Bb7
1961 Baku ch-URS – Round 3 – Bronstein, David I – 1/2-1/2 – Polugaevsky, Lev – G35 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Rc1 Nbd7
1962 Olympiad Varna BUL – Round ? – Cobo Arteaga, Eldis – 1/2-1/2 – Szabo, Laszlo – G58 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1962 URS Team Ch – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Polugaevsky, Lev – G43 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Rc1 Nbd7
1962 Varna olm – Round 4 – Cobo Arteaga, Eldis – 1/2-1/2 – Szabo, Ladislav – G167 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1963 Bad Liebenstein – Round 13 – Minev, Nikolay N – 1/2-1/2 – Liebert, Heinz – G89 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 c6 9. O-O d5 10. Ne5 Bb7
1963 GDR Ch Aschersleben GER – Round 3 – Neukirch, Detlef – 0-1 – Liebert, Heinz – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. dxc5 bxc5 9. Bg2 Nc6 10. O-O O-O
1963 Piatigorsky Cup – Round 11 – Benko, Pal – 1-0 – Olafsson, Fridrik – G23 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 c6 9. O-O d6 10. Rfd1 Nbd7
1963 Rubinstein Memorial – Round 7 – Balcerowski, Witold – 1/2-1/2 – Liebert, Heinz – G44 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1964 DDR Ch 14. Magdeburg GER – Round 6 – Baumbach, Friedrich, Dr. – 1/2-1/2 – Liebert, Heinz – G4 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 c6 8. Bg2 O-O 9. O-O d5 10. cxd5 cxd5
1964 Hoogovens – Round 1 – Portisch, Lajos – 1-0 – Zuidema, Coen – G17 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 b6 6. g3 Ba6 7. Na3 c6 8. Bg2 d6 9. O-O O-O 10. Rfd1 Qe7
1964 Zinnowitz Zinnowitz GER – Round 10 – Popov, Luben – 1/2-1/2 – Liebert, Heinz – G38 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 c6 9. O-O d5 10. cxd5 cxd5
1964 Zinnowitz Zinnowitz GER – Round 8 – Baumbach, Friedrich, Dr. – 1/2-1/2 – Liebert, Heinz – G30 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 c6 9. O-O d5 10. cxd5 cxd5
1965 Hungary – Round 1 – Flesch, Janos – 1-0 – Haag, Ervin – G44 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 c6 8. Bg2 d6 9. O-O O-O 10. Rac1 Nbd7
1965 Hungary – Round 1 – Kluger, Gyula – 1/2-1/2 – Haag, Ervin – G42 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Nc3 d5 9. e3 Nbd7 10. Bd3 O-O
1965 It Zinnowitz GER – Round 14 – Spassov, Liuben – 0-1 – Haag, Ervin – G33 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1965 Leipzig Inter 1st – Round 10 – Trifunovic, Petar – 1/2-1/2 – Liebert, Heinz – G11 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 c6 8. Bg2 d5 9. O-O O-O 10. Ne5 Nfd7
1966 IBM-B – Round 9 – Mueller, Heinz – 0-1 – Konstantinopolsky, Alexander – G30 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 c5 9. O-O d5 10. Rac1 Nbd7
1966 Kecskemet Laszlo Toth Memorial – Round 2 – Lengyel, Laszlo – 1/2-1/2 – Portisch, Lajos – G9 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 Bb7 9. O-O d6 10. Nb5 Nbd7
1966 Sarajevo Sarajevo BIH – Round 11 – Ivkov, Borislav – 1/2-1/2 – Tal, Mikhail – G36 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 O-O 9. O-O d5 10. Ne5 Nfd7
1966 Student Olympiad fA – Round 11 – Kolbak, Jens – 1-0 – Spassov, Liuben – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 c6 9. O-O d6 10. Rfe1 Nbd7
1966 Zinnowitz Zinnowitz GER – Round 3 – Nei, Iivo – 1/2-1/2 – Liebert, Heinz – G8 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Ne5 Bb7
1967 Sochi – Round 1 – Zhukhovitsky, Samuel – 1/2-1/2 – Liebert, Heinz – G9 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O
1967 Sochi – Round 15 – Flesch, János – 1/2-1/2 – Liebert, Heinz – G118 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 c6 8. Bg2 O-O 9. O-O d5 10. Rac1 Nbd7
1968 Reykjavik – Round 1 – Olafsson, Fridrik – 1/2-1/2 – Szabo, Ladislav – G26 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 Bb7 9. O-O d6 10. Rac1 Nbd7
1968 Rubinstein Memorial – Round 7 – Padevsky, Nikola – 1/2-1/2 – Soos, Bela – G42 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. dxc5 bxc5 9. Bg2 Nc6 10. O-O O-O
1968 Skopje/Ohrid – Round 17 – Bukic, Enver – 1/2-1/2 – Matanovic, Aleksandar – G141 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. Ne5 Nfd7 10. Nxd7 Qxd7
1969 Buesum – Round 8 – Ivkov, Borislav – 1-0 – Szabo, Laszlo – G35 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 Bb7 9. O-O d6 10. Nb5 Qe7
1969 Capablanca Memorial – Round 7 – Jimenez Zerquera, Eleazar – 1/2-1/2 – O'Kelly, Albéric de Galway – G55 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Ne5 Nfd7
1969 Corr – Round ? – Bogic, Stevan – 0-1 – Konstantinopolsky, Alexander – G4 1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. dxc5 bxc5 9. Bg2 Nc6 10. O-O O-O
1969 Malaga – Round 1 – Marovic, Drazen – 1-0 – Lengyel, Laszlo – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 d5 9. O-O c6 10. Rac1 Nbd7
1969 Vrsac – Round 6 – Ivkov, Borislav – 1/2-1/2 – Benko, Pal – G40 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 Bb7 8. Bg2 O-O 9. O-O d6 10. Rfe1 Nbd7
1969 Vrsac – Round 7 – Benko, Pal – 1-0 – Matanovic, Aleksandar – G46 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 Bb7 8. Bg2 O-O 9. O-O d6 10. Rfe1 Nbd7
1969 YUG Ch 24th – Round 9 – Vukic, Milan – 1/2-1/2 – Parma, Bruno – G28 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 O-O 8. Bg2 c6 9. O-O d5 10. Nbd2 Nbd7
1973 Leningrad Interzonal – Round 9 – Taimanov, Mark – 1/2-1/2 – Larsen, Bent – G52 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 Bb7 8. Bg2 d6 9. O-O Nbd7 10. Nh4 Bxg2
1974 Manila – Round 15 – Petrosian, Tigran V. – 1/2-1/2 – Larsen, Bent – G56 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 O-O 8. Bg2 d5 9. cxd5 exd5 10. Nc3 c6
20. European Teams 2015 – Round 1.5 – Dvirnyy, Danyyil – 1/2-1/2 – Short, Nigel D – G39 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Rc1 Nbd7
3. London Chess Classic 2011 – Round 3 – Aronian, Levon – 1-0 – Short, Nigel D – G9 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 O-O 8. Bg2 d5 9. cxd5 exd5 10. O-O Qd6
7. Mikhail Tal Memorial 2012 – Round 7 – Aronian, Levon – 1/2-1/2 – Grischuk, Alexander – G34 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Nc3 d5 9. e4 Nxe4 10. Nxe4 dxe4
8. Tal Mem Blitz 2013 – Round 1 – Carlsen, Magnus – 1/2-1/2 – Andreikin, Dmitry – G3 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. Qc2 O-O 10. Nbd2 Nbd7
Bugojno 1978 – Round 14 – Miles, Anthony J – 1/2-1/2 – Larsen, Bent – G77 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 Bb7 8. Bg2 O-O 9. O-O d6 10. Nc3 Ne4
Corus A 2007 – Round 6 – Radjabov, Teimour – 1/2-1/2 – Ponomariov, Ruslan – G36 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 d5 8. cxd5 exd5 9. Nc3 c5 10. Bg2 Nc6
Erevan ch-URS 1975 – Round 1 – Polugaevsky, Lev – 1/2-1/2 – Bronstein, David Ionovich – G21 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 d5 8. Bg2 O-O 9. O-O c5 10. cxd5 exd5
Interpolis 1982 – Round 1 – Torre, Eugenio – 1/2-1/2 – Portisch, Lajos – G25 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. Ne5 Nfd7 10. Nxd7 Nxd7
Interpolis 1986 – Round 8 – Beliavsky, Alexander G – 1/2-1/2 – Miles, Anthony J – G25 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Na3 O-O 8. Bg2 Bb7 9. O-O d6 10. Rfd1 Nbd7
Lucerne 1985 – Round 1 – Portisch, Lajos – 1/2-1/2 – Miles, Anthony J – G5 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O Nbd7 10. cxd5 cxd5
Thessaloniki olm 1984 – Round 11 – Nikolic, Predrag – 1-0 – Miles, Anthony J – G68 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Nc3 d5 9. Bg2 Nbd7 10. Qb2 dxc4
Thessaloniki olm 1984 – Round 14 – Torre, Eugenio – 1/2-1/2 – Miles, Anthony J – G86 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. Nc3 Nbd7 10. Qb2 O-O
Tilburg 1982 – Round 1 – Torre, Eugenio – 1/2-1/2 – Portisch, Lajos – G2 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. Ne5 Nfd7 10. Nxd7 Nxd7
USA Ch 2016 – Round 6.4 – Chandra, Akshat – 1/2-1/2 – Xiong, Jeffery – G33 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Rc1 Nbd7
World Blitz 2019 – Round 13.62 – Yanchenko, Roman – 0-1 – Postny, Evgeny – G904 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. Ne5 Nfd7 10. Nxd7 Nxd7
World Blitz Final 2012 – Round 7 – Gelfand, Boris – 1/2-1/2 – Grischuk, Alexander – G51 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Bg2 d5 9. O-O O-O 10. Rc1 Nbd7
XXIV SuperGM 2007 – Round 14 – Leko, Peter – 1-0 – Carlsen, Magnus – G49 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 O-O 8. Nc3 d5 9. cxd5 exd5 10. Bg2 Re8

E15c — Queen’s Indian (1934)

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb4+ 5.Bd2 Bxd2+ 6.Qxd2 Ba6

Les coups candidats

7.b3 — 77.2% (609 parties)

Ambassadeurs : Miles, Anthony J (19x), Bernal Varela, Nelson (14x), Balta, Mihai Victor (13x), Kosteniuk, Alexandra (10x), Vesselovsky, Serguei (9x), Popov, Vladimir Valentinovich (8x), Girya, Olga (6x), Cornette, Matthieu (6x)

7.Qc2 — 13.3% (105 parties)

Ambassadeurs : Liebert, Heinz (9x), Szabo, Laszlo (3x), Cobo Arteaga, Eldis (2x), Spassov, Liuben (2x), Bojkovic, Natasa (2x), Papin, Vasily (2x), Antonijevic, Bogic (1x), Konstantinopolsky, Alexander (1x)

7.Na3 — 8.9% (70 parties)

Ambassadeurs : Liebert, Heinz (7x), Benko, Pal (4x), Miles, Anthony J (4x), Ivkov, Borislav (4x), Minev, Nikolay N (3x), Szabo, Laszlo (3x), Olafsson, Fridrik (2x), Flesch, János (2x)

7.Nc3 — 0.3% (2 parties)

Ambassadeurs : Timoscenko, Gennadij (1x), Kuzmin, Gennadi (1x), Miksovský, Jozef (1x), Alves, Elisa Wisniewki (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.b3	7.Qc2	7.Na3	7.Nc3
<1800	16	100%	—	—	—
1800-2200	150	81%	14%	4%	1%
2200-2600	471	77%	14%	8%	0%
2600+	78	81%	8%	12%	—

Évolution par décennie (% des parties)

Décennie	N parties	7.b3	7.Qc2	7.Na3	7.Nc3
1950s	6	67%	33%	—	—
1960s	40	22%	25%	52%	—
1970s	29	52%	31%	17%	—
1980s	101	74%	12%	12%	1%
1990s	60	77%	13%	10%	—
2000s	135	82%	8%	10%	—
2010s	358	84%	12%	3%	0%
2020s	60	80%	15%	3%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.b3	84%	80%	▼ -4.1%
7.Qc2	12%	15%	▲ +2.7%
7.Na3	3%	3%	+0.3%
7.Nc3	0%	0%	-0.3%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 5 parties
Hou, Yifan — 5 parties
Ding, Liren — 2 parties
Karpov, Anatoly — 2 parties
Tal, Mikhail — 1 partie

Parties historiques

7.b3 — 77.2% (609 parties)

1952 — Goldenov, Boris P vs Konstantinopolsky, Alexander — 1/2-1/2 — Moskou ch-URS
1953 — Florian, Tibor vs Anay Barche — 1/2-1/2 — HUN-ch Budapest HUN
1954 — Aronson, Lev vs Konstantinopolsky, Alexander — 1/2-1/2 — Riga LAT
1956 — Gligorić, Svetozar vs Szabo, Laszlo — 1/2-1/2 — Moscow RUS
1960 — Simagin, Vladimir vs Polugaevsky, Lev — 1/2-1/2 — Vilnius LTU

7.Qc2 — 13.3% (105 parties)

1959 — Bykova, Elizaveta vs Zvorykina, Kira — 1-0 — Moskou wch-m
1959 — Minev, Nikolay N vs Szabo, Laszlo — 0-1 — Marianske Lazne
1962 — Pomar Salamanca, Arturo vs O'Kelly, Albéric de Galway — 1/2-1/2 — Varna olm
1962 — Cobo Arteaga, Eldis vs Szabo, Laszlo — 1/2-1/2 — Olympiad Varna BUL
1962 — Cobo Arteaga, Eldis vs Szabo, Laszlo — 1/2-1/2 — Varna BUL

7.Na3 — 8.9% (70 parties)

1960 — Kholmov, Ratmir D vs Minev, Nikolay N — 1-0 — Moscow RUS
1963 — Benko, Pal vs Olafsson, Fridrik — 1-0 — Los Angeles, CA USA
1963 — Minev, Nikolay N vs Liebert, Heinz — 1/2-1/2 — Bad Liebenstein GER
1964 — Baumbach, Friedrich, Dr. vs Liebert, Heinz — 1/2-1/2 — DDR-ch 14th Magdeburg GER
1964 — Baumbach, Friedrich, Dr. vs Liebert, Heinz — 1/2-1/2 — Zinnowitz Zinnowitz GER

7.Nc3 — 0.3% (2 parties)

1987 — Timoscenko, Gennadij vs Kuzmin, Gennadi — 1-0 — ?
2014 — Miksovský, Jozef vs Alves, Elisa Wisniewki — 0-1 — ICCF