E60i — King’s Indian: b3+g3 System

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.b3 d6 5.Bb2 O-O 6.g3 * ● 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 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 cavalier b1, le fou f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, menace e5, libère Bf1) ; Nc3 (Développer Nb1) ; 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 g4 et f5 et la paire de fous.

Côté adverse. Le fou enfermé en f1 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) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (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	● c7→d6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● g4 (2v0), ● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (3v0), ● e5 (2v1)	● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Bb2	● Bb2 Ok (mob. 3)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (b1, 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	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1937 Tbilisi ch-URS – Round 1 – Konstantinopolsky, Alexander – 1-0 – Rabinovich, Ilya Mar – G150 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 Nbd7 7. Qc2 Re8 8. Bg2 e5 9. O-O c6 10. e4 Qc7
1937 Trebitsch mem3738 – Round 8 – Weil, Wolfgang – 0-1 – Glass, Eduard – G32 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 c5 5. g3 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 Nd7 9. Qd2 e5 10. dxe5 dxe5
1939 Bad Elster – Round 1 – Eliskases, Erich – 1-0 – Roess, L. – G5 1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 g6 5. b3 Bg7 6. Bb2 d6 7. O-O O-O 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 Qa5
1942 Kuibyshev – Round 7 – Sokolsky, Alexey – 1/2-1/2 – Mikenas, Vladas – G35 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Bg4 7. Bg2 Qc8 8. O-O Bh3 9. Nc3 Bxg2 10. Kxg2 c5
1942 Mar del Plata – Round 14 – Espina, Carlos – 1-0 – Concepcion Villegas, Bryan Uriel – G120 1. Nf3 Nf6 2. c4 c5 3. b3 g6 4. Bb2 Bg7 5. g3 d6 6. Bg2 Nc6 7. O-O O-O 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Rc8
1944 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Boleslavsky, Isaac – G28 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. b3 O-O 6. Bb2 Nbd7 7. Bg2 e5 8. dxe5 Ng4 9. h3 Nh6 10. O-O dxe5
1946 YUG Ch – Round 11 – Kindij Igor – 1-0 – Milic, Borislav – G17 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c5 7. Bg2 cxd4 8. Nxd4 Qb6 9. O-O Nbd7 10. Nc3 Nc5
1947 Yugoslavia Ch – Round 2 – Tot, Bora – 1-0 – Milic, Borislav – G11 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 c6 8. O-O Qc7 9. Nc3 Rd8 10. d5 a6
1947 Yugoslavia Ch – Round 8 – Vidmar, Milan Jr – 1/2-1/2 – Gruber, Bernd – G42 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. d4 d6 6. g3 Nbd7 7. Bg2 c6 8. O-O Re8 9. Nc3 e5 10. e4 exd4
1948 Bad Gastein – Round 3 – Bruckner, Guenther – 0-1 – Benko, Pal – G23 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. Bg2 e4 8. Ng5 Re8 9. Nc3 Bf5 10. h4 c6
1950 Moskou ch-URS – Round 1 – Flohr, Salo – 1/2-1/2 – Sokolsky, Alexey – G117 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Ng4 8. h3 Nxe5 9. Nxe5 dxe5 10. Nc3 c6
1950 Vienna – Round 3 – Van den Tol, Theo – 1/2-1/2 – Beni, Alfred – G10 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Bg4 7. Bg2 Qc8 8. O-O Bh3 9. Re1 Bxg2 10. Kxg2 Ne4
1951 Hungary Ch – Round 20 – Szilagyi, Gyorgy Laszlo – 1/2-1/2 – Eigler, F. – G68 1. c4 Nf6 2. Nf3 g6 3. b3 c5 4. Bb2 Bg7 5. g3 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 Ne8 9. Qd2 Bf5 10. d5 Nb4
1952 Budapest – Round 2 – Benko, Pal – 1/2-1/2 – Gereben, Erno – G22 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Bg4 7. Bg2 Qc8 8. O-O Bh3 9. Nc3 Bxg2 10. Kxg2 Nbd7
1952 Helsinki olm – Round 1 – Zita, Filip – 1/2-1/2 – Berliner, Hans – G208 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 Ne4 9. Nbd2 f5 10. e3 e6
1952 Hungary Ch – Round 17 – Barcza, Gedeon – 1-0 – Szabo, Ladislav – G105 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 c5 7. Bg2 Ne4 8. O-O Nc6 9. Nc3 Nxc3 10. Bxc3 Bg4
1952 ITA-ch15 – Round 9 – Scafarelli, Francesco – 0-1 – Paoli, Enrico – G46 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 c6 8. O-O Re8 9. Re1 Qc7 10. Nbd2 e5
1952 Miedzyzdroje – Round 7 – Gawlikowski, Stanislaw – 1/2-1/2 – Litmanowicz, Wladyslaw – G45 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 Nbd7 7. d5 e5 8. dxe6 fxe6 9. Bg2 a5 10. O-O Qe7
1953 Hastings Premier 1952/53 28th – Round 8 – Tylor, Theodore Henry – 1-0 – Medina-Garcia, Antonio – G29 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 c5 7. b3 Nc6 8. Bb2 Bg4 9. Nbd2 Qc8 10. d5 Nb4
1953 HUN Ch Budapest HUN – Round ? – Rethy, Pal – 1/2-1/2 – Szilagyi, Gyorgy Laszlo – G63 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 d6 6. d4 c5 7. Bg2 Ne4 8. O-O Nc6 9. e3 Bg4 10. h3 Bxf3
1953 Zagreb – Round 1 – Trifunovic, Petar – 1/2-1/2 – Bogdanovic, Rajko – G29 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 c5 7. Bb2 Nc6 8. c4 Bg4 9. d5 Nb4 10. Ne1 Re8
1954 DDR Ch U20 – Round 12 – Birkholz, Hans Joachim – 1-0 – Dittmann, Sieghart – G57 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 d6 5. d4 O-O 6. g3 Nbd7 7. Bg2 Nh5 8. O-O e5 9. e4 Re8 10. Nc3 Nhf6
1954 Hastings5455 – Round 8 – Keres, Paul – 1-0 – Szabo, Ladislav – G30 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c5 7. Bg2 Ne4 8. O-O Nc6 9. Nbd2 Nxd2 10. Qxd2 Bg4
1954 Hollywood Open – Round 1 – Rossolimo, Nicolas – 1-0 – Ankush Bain – G2 1. c4 Nf6 2. g3 c5 3. Bg2 g6 4. b3 Bg7 5. Bb2 Nc6 6. Nf3 O-O 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 Qc8
1954 Kiev ch-URS – Round 1 – Flohr, Salo – 0-1 – Nezhmetdinov, Rashid – G149 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. b3 Bg7 5. Bb2 O-O 6. g3 Bf5 7. Bg2 Qc8 8. O-O Bh3 9. Nbd2 a5 10. a3 Qg4
1954 Mar del Plata – Round 1 – Cruz, Walter – 0-1 – Estrada Degrandi, Walter – G3 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 Nbd7 7. Bg2 e5 8. dxe5 Ng4 9. O-O Ngxe5 10. Nc3 Nc5
1954 Mar del Plata – Round 16 – Cruz, Walter – 1/2-1/2 – Najdorf, Miguel – G118 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Bd7 7. Bg2 Qc8 8. O-O Bh3 9. Nbd2 Bxg2 10. Kxg2 a5
1954 Mar del Plata – Round 9 – De Souza Mendes, Joao – 0-1 – Wexler, Bernardo – G68 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c5 7. Nc3 Qa5 8. Qd2 Nc6 9. d5 Nd4 10. Nxd4 cxd4
1954 Mar del Plata – Round 9 – Eliskases, Erich – 1-0 – Fernandez Humerez, Luis Felipe – G69 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 c5 8. O-O Re8 9. Nc3 e5 10. dxe5 dxe5
1954 URS Ch, semi final – Round 1 – Flohr, Salo – 1-0 – Bannik, Anatolij – G80 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 d5 7. Nbd2 Nc6 8. Bg2 a5 9. a3 a4 10. b4 dxc4
1954 URS Ch, semi final – Round 1 – Flohr, Salo – 1/2-1/2 – Vasiukov, Evgeni – G82 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c5 7. Bg2 Nc6 8. d5 Na5 9. O-O a6 10. Nc3 Rb8
1955 American Continental – Round 12 – Sanguinetti, Raul – 0-1 – Idigoras, Gregorio – G7 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Ng4 8. Bg2 Nd7 9. Nc3 Ngxe5 10. O-O Re8
1955 Argentina – Round 6 – Sanguinetti, Raul – 0-1 – Laurencena Lopez, Gustavo Adrian – G39 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. Qc1 Re8 10. O-O e4
1955 BLR-POL m – Round ? – Gawlikowski, Stanislaw – 1/2-1/2 – Saigin, Vladimir – G17 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Nfd7 8. Bg2 dxe5 9. Nc3 Nc6 10. Qc1 f5
1955 DDR-DEN – Round 2.9 – Eising, Johannes – 1/2-1/2 – Kupferstich, Moises – G13 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c5 7. Bg2 Nc6 8. O-O cxd4 9. Nxd4 Bd7 10. Nc3 Rc8
1955 Ljubljana – Round 3 – Gabrovsek Zdravko – 1/2-1/2 – Witkowski, Stefan – G27 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. O-O Nc6 7. c4 d6 8. d4 Bg4 9. d5 Na5 10. Nc3 a6
1955 Ljubljana – Round 3 – Stahlberg, Gideon – 1-0 – Bertok, Mario Jr. – G21 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c5 7. b3 Nc6 8. Bb2 Bg4 9. d5 Na5 10. Nbd2 a6
1955 Ljubljana – Round 6 – Pirc, Vasja – 1-0 – Paoli, Enrico – G53 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 Nc6 6. Bg2 d6 7. O-O O-O 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Nxd4
1955 Moscow Ch – Round 5 – Flohr, Salo – 0-1 – Vasiukov, Evgeni – G35 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. O-O e4 10. Ne1 Re8
1955 Moscow Ch – Round 9 – Flohr, Salo – 1-0 – Shcherbakov, Vitaly – G59 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Nfd7 8. Bg2 dxe5 9. Nc3 e4 10. Nd4 c5
1955 Moskou ch-URS – Round 1 – Flohr, Salo – 0-1 – Geller, Efim P – G116 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. O-O e4 10. Ne1 Re8
1955 Moskou ch-URS – Round 1 – Flohr, Salo – 1/2-1/2 – Borisenko, Georgy K – G102 1. Nf3 d6 2. d4 Nf6 3. c4 g6 4. b3 Bg7 5. Bb2 O-O 6. g3 e5 7. dxe5 Ng4 8. Bg2 Nxe5 9. Nxe5 dxe5 10. O-O c6
1955 RUS Ch – Round ? – Lisitsin, Georgy – 0-1 – Lepikhin – G18 1. Nf3 Nf6 2. g3 g6 3. b3 c5 4. c4 Nc6 5. Bb2 Bg7 6. Bg2 O-O 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Qa5
1956 Belgrade – Round 1 – Korchnoi, Viktor – 1/2-1/2 – Gligorić, Svetozar – G8 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. b3 Nc6 8. Bb2 Ne4 9. e3 Bg4 10. Qc1 Bxf3
1956 GDR Ch – Round 8 – Zirngibl, Albert – 1-0 – Muehlberg, Siegfried – G9 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 a6 7. Bg2 Nc6 8. O-O Bd7 9. Nc3 Rb8 10. Nd5 b5
1956 Hoogovens – Round 1 – Scafarelli, Francesco – 1/2-1/2 – Toran Albero, Roman – G9 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. O-O Re8 9. e3 a5 10. Nc3 c6
1956 Moskou olm – Round 1 – Tsvetkov, Alexandar K – 1/2-1/2 – Clarke, Peter H – G100 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Qb6 10. Nc2 Be6
1957 DDR Ch 08th – Round 4 – Zirngibl, Albert – 0-1 – Malich, Burkhard, Dr. – G24 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Nfd7 8. Bg2 dxe5 9. Nc3 c6 10. O-O a5
1957 Hastings5758 – Round 1 – Filip, Miroslav – 1/2-1/2 – Gligorić, Svetozar – G34 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 Ne4 9. Nbd2 Bf5 10. Nh4 Nxd2
1957 HUN Ch Budapest HUN – Round ? – Koberl, Ferenc – 1-0 – Benko, Pal – G7 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. O-O Qe7 10. Ne1 Rd8
1957 Rio de Janeiro zt – Round 1 – Blanco Cruz, Wara – 1/2-1/2 – Bianco Esposito, Antonio – G7 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. O-O e4 10. Ne1 Re8
1957 San Benedetto – Round 1 – Scafarelli, Francesco – 1/2-1/2 – Gereben, Erno – G2 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 Bg4 7. Bg2 Qc8 8. O-O Bh3 9. Nc3 Bxg2 10. Kxg2 Nc6
1958 Clare Benedict Cup 05th – Round 1 – Scafarelli, Francesco – 1/2-1/2 – Van den Berg, Ad – G8 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Ng4 8. h3 Nxe5 9. Nxe5 dxe5 10. Nc3 c6
1958 HUN Ch 13th – Round 17 – Lengyel, Levente – 1/2-1/2 – Kluger, Gyula – G148 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 Ne4 9. Nbd2 Bf5 10. Nh4 Nxd2
1958 Kiev Ch – Round 11 – Kostiuchenko, Alexander – 1/2-1/2 – Zurakhov, Vladlen Y – G54 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Nfd7 8. Nc3 dxe5 9. Bg2 Nc6 10. O-O e4
1958 Portoroz Interzonal – Round 20 – Benko, Pal – 1/2-1/2 – Gligoric, Svetozar – G194 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 Ne4 9. Nbd2 Bf5 10. Nh4 Nxd2
1959 Buenos Aires – Round 1 – Garcia Rodriguez, Raimundo – 1/2-1/2 – Rodriguez Rosas, Denisse – G18 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 Ng4 9. O-O Ngxe5 10. Nxe5 dxe5
1959 Madrid – Round 5 – Pomar Salamanca, Arturo – 1-0 – Puig, Pedro – G22 1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O d6 7. b3 Nc6 8. Bb2 Rb8 9. Nc3 a6 10. dxc5 dxc5
1959 Quilmes – Round 1 – Garcia Rodriguez, Raimundo – 0-1 – Schweber, Samuel – G24 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. g3 c5 7. Bg2 Nc6 8. O-O cxd4 9. Nxd4 Bd7 10. Nc3 Nxd4
1959 UKR Ch – Round 21 – Feldman, Steven – 0-1 – Savon, Vladimir A – G162 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 d5 7. Bg2 c5 8. cxd5 Nxd5 9. Ne5 Nb4 10. Na3 N8c6
1959 UKR Ch – Round 7 – Feldman, Steven – 0-1 – Volchok, Alexandr – G54 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 Nh5 9. Qd2 cxd4 10. Nxd4 Qb6
1959 UKR Ch – Round 7 – Makarov, Andrei – 1/2-1/2 – Zurakhov, Vladlen Y – G53 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 a6 9. Nc3 Bd7 10. e3 Rb8
1960 Asztalos Memorial 3rd – Round 9 – Navarovszky, Laszlo – 1/2-1/2 – Sofrevski, Jovan – G17 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 Ne4 9. Nc3 Nxc3 10. Bxc3 Bg4
1960 Ch - Closed – Round 9 – Diesen, Carl – 0-1 – Blackstone, John – G9 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 Ng4 9. h3 Ngxe5 10. Nc3 Nb6
1960 URS Ch sf – Round 8 – Flohr, Salo – 1/2-1/2 – Gipslis, Aivars – G65 1. Nf3 g6 2. g3 Nf6 3. b3 Bg7 4. Bb2 O-O 5. c4 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. O-O e4 10. Ne1 Re8
1961 Sarajevo – Round 1 – Pirc, Vasja – 1/2-1/2 – Sofrevski, Jovan – G12 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 O-O 6. Bg2 d6 7. O-O Nc6 8. d4 Ne4 9. h3 f5 10. e3 e5
1962 Capablanca Memorial – Round 10 – Smyslov, Vladimir – 1/2-1/2 – Matanovic, Anto – G92 1. c4 c5 2. Nf3 Nf6 3. g3 g6 4. b3 Bg7 5. Bb2 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 Ne4 9. e3 Bg4 10. Qc2 Bxf3
1962 It IIa Beverwijk NED – Round 3 – Scafarelli, Francesco – 1-0 – Puig Laborda, Jorge – G10 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. b3 Bg7 5. Bb2 O-O 6. g3 e5 7. dxe5 Ng4 8. h3 Nxe5 9. Nxe5 dxe5 10. Nc3 c6
1962 Mar del Plata – Round 2 – Eliskases, Erich – 1/2-1/2 – Pachman, Ludek – G23 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 dxe5 9. O-O e4 10. Ne1 Qe7
1962 Stockholm Interzonal – Round 19 – Bilek, Istvan – 1/2-1/2 – Bertok, Mario Jr. – G174 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 Nc6 6. Bg2 O-O 7. O-O d6 8. d4 Ne4 9. Nbd2 Bf5 10. Nh4 Nxd2
1963 ENG-NLD m – Round 1.1 – Van Scheltinga, Theo – 1/2-1/2 – Penrose, Justin – G1 1. Nf3 g6 2. c4 Bg7 3. d4 Nf6 4. g3 d6 5. Bg2 O-O 6. O-O c5 7. b3 Nc6 8. Bb2 Ne4 9. Nbd2 Bf5 10. e3 Qa5
1963 FRG Ch – Round 15 – Unzicker, Wolfgang – 1-0 – Kohl, Andreas – G40 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Nfd7 8. Nc3 dxe5 9. Bg2 Na6 10. O-O Nac5
1963 FRG Ch Bad Pyrmont GER – Round 6 – Unzicker, Wolfgang – 1-0 – Besser, Hans – G11 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 c5 6. Bg2 Nc6 7. O-O d6 8. d4 Bd7 9. Nc3 Qc8 10. Re1 Bh3
1963 Odense – Round 1 – Johnsen, Larus – 0-1 – Brinck-Claussen, Bjorn – G16 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. Bg2 O-O 6. O-O d6 7. d4 Nc6 8. c4 Rb8 9. Nc3 Bg4 10. d5 Na5
1965 Leipzig Inter-1 – Round 6 – Sajtar, Jaroslav – 1/2-1/2 – Golz, Werner – G25 1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. c4 Nc6 7. O-O d6 8. d4 Ne4 9. Nc3 Nxc3 10. Bxc3 Bg4
1965 Sarajevo – Round 7 – Trifunovic, Petar – 1/2-1/2 – Hort, Vlastimil – G55 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 c6 8. O-O Re8 9. Nc3 e5 10. e3 Qc7
1966 CSR Ch Int 1st – Round 9 – Pithart, Frantisek – 0-1 – Janosevic, Dragoljub – G52 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 c5 5. g3 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 Bf5 9. d5 Nb4 10. a3 Na6
1966 It II Beverwijk NED – Round 2 – Sandor, Bela – 0-1 – Ree, Hans – G7 1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. O-O Nc6 7. c4 d6 8. d4 Ne4 9. Nbd2 Bf5 10. e3 Qa5
1967 Dundee – Round 9 – Olafsson, Fridrik – 1/2-1/2 – Gligorić, Svetozar – G19 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. O-O Nc6 7. c4 d6 8. d4 Ne4 9. e3 Bg4 10. Qc2 Bxf3
1967 POL Team Ch 20th – Round 8 – Bartoszewski Jerzy – 0-1 – Pietrusiak, Bogdan – G56 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 d6 5. d4 O-O 6. g3 Nbd7 7. Bg2 e5 8. h3 e4 9. Nfd2 e3 10. fxe3 Nh5
1968 Hastings6869 – Round 9 – Smyslov, Vladimir – 1-0 – Kottnauer, Cenek – G45 1. c4 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. Bg2 Nc6 6. Nf3 d6 7. O-O O-O 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 a6
1968 Lugano olm - Round 1 - Boutteville, Cesar - 0-1 - Villarroel, Geber - G324 1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c5 7. d5 b5 8. Bg2 bxc4 9. bxc4 Nbd7 10. Nbd2 Rb8
1968 Wijk aan Zee II – Round 12 – Van Scheltinga, Theo – 0-1 – Ostojic, Predrag – G49 1. Nf3 Nf6 2. g3 c5 3. c4 Nc6 4. Bg2 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O d6 8. d4 Ne4 9. e3 Bg4 10. Qc1 Qc8
1969 Athene zt – Round 8 – Lombard, Andre – 1/2-1/2 – Gheorghiu, Florin – G11 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 c6 8. O-O Re8 9. Nc3 e5 10. e3 Qc7
1969 Clare Benedict Cup 16th – Round 3 – Baumgartner, Heinz – 1/2-1/2 – Glauser, Hansruediger – G16 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 e5 7. dxe5 Ng4 8. Nc3 Nxe5 9. Nd4 Nbc6 10. Nxc6 bxc6
1969 Moskou ch-URS – Round 1 – Kholmov, Ratmir D – 1-0 – Gufeld, Eduard – G211 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 e5 8. dxe5 Ng4 9. O-O Re8 10. h3 Nh6
1969 Schwerin – Round 1 – Liebert, Heinz – 1/2-1/2 – Wehnert, Lutz – G32 1. Nf3 c5 2. c4 Nf6 3. g3 g6 4. b3 Bg7 5. Bb2 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 Qc7
1969 Vrsac – Round 1 – Rossolimo, Nicolas – 0-1 – Janosevic, Dragoljub – G19 1. Nf3 Nf6 2. g3 c5 3. c4 Nc6 4. Bg2 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O d6 8. d4 Ne4 9. e3 Bg4 10. h3 Bxf3
1971 Hoogovens – Round 7 – Langeweg, Kick – 1/2-1/2 – Ree, Hans – G235 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 c6 7. Bg2 Nbd7 8. O-O Re8 9. Nc3 e5 10. Qc2 e4
GCT Blitz Paris 2018 – Round 15.4 – Caruana, Fabiano – 1/2-1/2 – Grischuk, Alexander – G73 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 d6 6. d4 Nbd7 7. Bg2 c6 8. O-O Re8 9. Nc3 e5 10. e4 exd4
Interpolis 1986 – Round 13 – Korchnoi, Viktor – 0-1 – Timman, Jan H – G44 1. Nf3 Nf6 2. b3 g6 3. c4 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nbd7 7. Nc3 e5 8. e3 Ng4 9. h3 Nh6 10. Qd2 f5
Niksic 1978 – Round 5 – Hort, Vlastimil – 1/2-1/2 – Uhlmann, Wolfgang – G14 1. Nf3 Nf6 2. g3 g6 3. c4 c5 4. b3 Bg7 5. Bb2 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Qa5
Riga FIDE Grand Prix 2019 – Round 1.2 – Duda, Jacob – 1/2-1/2 – Svidler, Peter – G16 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 a6 7. Nc3 Nc6 8. Bg2 e5 9. O-O e4 10. Ne1 Bf5
Showdown Rapid 2015 – Round 3 – Nakamura, Hikaru – 1/2-1/2 – Caruana, Fabiano – G3 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. c4 d6 6. d4 e5 7. dxe5 Nfd7 8. Bg2 Nxe5 9. Qd2 Nbc6 10. O-O Bg4
Tal Memorial Blitz 2014 – Round 12.5 – Kramnik, Vladimir – 0-1 – Gelfand, Boris – G71 1. Nf3 Nf6 2. g3 g6 3. b3 c5 4. Bb2 Bg7 5. Bg2 O-O 6. c4 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Qa5
Tallinn 1973 – Round 1 – Tal, Mikhail – 1-0 – Saidy, Anthony – G1 1. c4 c5 2. Nf3 Nf6 3. g3 Nc6 4. Bg2 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O d6 8. d4 Bg4 9. d5 Na5 10. Nc3 a6
Wch candidates reserve 1983 – Round 4 – Andersson, Ulf 1949 – 1/2-1/2 – Tal, Mikhail – G2 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. b3 Bg7 5. Bb2 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Qa5
World Blitz 2015 – Round 10.24 – Vitiugov, Nikita – 1-0 – Melkumyan, Hrant – G608 1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. c4 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 Qa5
World Blitz 2015 – Round 16.5 – Kramnik, Vladimir – 1/2-1/2 – Radjabov, Teimour – G1015 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 Nd7 9. Qd2 e5 10. dxe5 dxe5
World Blitz 2015 – Round 18.8 – Svidler, Peter – 1/2-1/2 – Melkumyan, Hrant – G1157 1. Nf3 Nf6 2. c4 c5 3. b3 g6 4. Bb2 Bg7 5. g3 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 Qa5
World Blitz 2015 – Round 6.57 – Demuth, Adrien – 0-1 – Adhiban, B. – G384 1. Nf3 Nf6 2. c4 c5 3. b3 g6 4. Bb2 Bg7 5. g3 O-O 6. Bg2 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Rc8
World Blitz 2017 – Round 18.35 – Meier, Georg – 1/2-1/2 – Kovalev, Vladislavadislav – G943 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc2 a6
World Blitz 2018 – Round 13.43 – Hakobyan, Aram – 1-0 – Jumabayev, Rinat – G784 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c5 7. b3 Nc6 8. Bb2 Bf5 9. d5 Na5 10. Nbd2 a6
World Blitz 2018 – Round 5.50 – Anton Guijarro, David – 1/2-1/2 – Anisimov, Pavel – G311 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 a6
World Blitz 2022 – Round 12.72 – Haldorsen, Benjamin – 0-1 – Puranik, Abhimanyu – G667 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. c4 d6 6. d4 a5 7. Nc3 c6 8. Bg2 Bf5 9. Nh4 Bd7 10. O-O Qc8
World Blitz 2023 – Round 3.36 – Chigaev, Maksim – 1/2-1/2 – Suleymenov, Alisher – G172 1. c4 Nf6 2. g3 c5 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. Nf3 Nc6 7. O-O d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Rc8
World Rapid 2016 – Round 9.21 – Matlakov, Maxim – 1-0 – Pichot, Alan – G342 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. b3 c5 7. c4 Nc6 8. Bb2 Bd7 9. d5 Na5 10. Nbd2 b5

E60i — b3+g3 System

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.b3 d6 5.Bb2 O-O 6.g3

Eval: [-0.19]

Les coups candidats

6…Nbd7 — 32.6% (457 parties)

Ambassadeurs : Moujan, Pablo Miguel (6x), Scafarelli, Francesco (5x), Flohr, Salo (3x), Wojtkiewicz, Aleksander (3x), Burmakin, Vladimir (3x), Gomes, Mary Ann (3x), Pupo Perez, Hector (3x), Colas, Joshua (3x)

6…e5 — 18.8% (263 parties)

Ambassadeurs : Kurajica, Bojan (4x), Flohr, Salo (3x), Wojtkiewicz, Aleksander (3x), Hafner, Manfred (3x), Moroni, Luca Jr (3x), Kozul, Zdenko (3x), Scafarelli, Francesco (2x), Idigoras, Gregorio (2x)

6…c5 — 17.9% (251 parties)

Ambassadeurs : Borges Matos, Juan (4x), Bogumil, Tatiana (4x), Hever, Miklos (3x), Westerinen, Heikki M.J. (3x), Rantanen, Ari (3x), Burmakin, Vladimir (3x), Szabo, Ladislav (2x), Flohr, Salo (2x)

6…c6 — 12.4% (173 parties)

Ambassadeurs : Vorobyov, Yurij (5x), Tseshkovsky, Vitaly (4x), Auger, Bertrand (2x), Berube, Richard (2x), Bouaziz, Slim (2x), Garcia Martinez, Silvino (2x), Szirmai, Eduard (2x), Borges Matos, Juan (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Nbd7	6…e5	6…c5	6…c6
<1800	29	28%	—	14%	17%
1800-2200	416	33%	13%	20%	15%
2200-2600	745	31%	24%	16%	12%
2600+	13	23%	46%	15%	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Nbd7	6…e5	6…c5	6…c6
1930s	2	50%	—	—	—
1940s	10	50%	10%	10%	—
1950s	54	37%	19%	19%	4%
1960s	21	52%	24%	14%	5%
1970s	52	42%	17%	10%	13%
1980s	63	33%	19%	21%	17%
1990s	247	37%	19%	15%	13%
2000s	260	32%	15%	21%	15%
2010s	505	29%	19%	19%	13%
2020s	186	32%	22%	18%	9%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Nbd7	29%	32%	▲ +3.2%
6…e5	19%	22%	▲ +2.6%
6…c5	19%	18%	▼ -0.9%
6…c6	13%	9%	▼ -4.7%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 2 parties
Ding, Liren — 2 parties
Kasparov, Garry — 1 partie
Gukesh D — 1 partie

Parties historiques

6…Nbd7 — 32.6% (457 parties)

1937 — Konstantinopolsky, Alexander vs Rabinovich, Ilya Mar — 1-0 — Tbilisi ch-URS
1944 — Alatortsev, Vladimir N. vs Boleslavsky, Isaac — 1/2-1/2 — Moskou ch-URS
1944 — Romanovsky, Pjotr vs Goldberg, Grigory A — 1/2-1/2 — Moscow RUS
1946 — Ciejka, Tadeusz vs Zahorski Eugeniusz — 1/2-1/2 — Sopot
1947 — Vidmar, Milan Jr vs Gruber, Bernd — 1/2-1/2 — Ljubljana SLO

6…e5 — 18.8% (263 parties)

1948 — Bruckner, Guenther vs Benko, Pal — 0-1 — Bad Gastein
1950 — Flohr, Salo vs Sokolsky, Alexey — 1/2-1/2 — Moskou ch-URS
1955 — Flohr, Salo vs Borisenko, Georgy K — 1/2-1/2 — Moskou ch-URS
1955 — Sanguinetti, Raul vs Idigoras, Gregorio — 0-1 — Buenos Aires ARG
1955 — Abelenda Suarez, Saul vs Idigoras, Gregorio — 1/2-1/2 — Buenos Aires ARG

6…c5 — 17.9% (251 parties)

1946 — Kindij Igor vs Milic, Borislav — 1-0 — Zagreb CRO
1952 — Barcza, Gedeon vs Szabo, Ladislav — 1-0 — Budapest HUN
1953 — Rethy, Pal vs Szilagyi, Gyorgy Laszlo — 1/2-1/2 — HUN-ch Budapest HUN
1954 — De Souza Mendes, Joao vs Wexler, Bernardo — 0-1 — Mar del Plata ARG
1954 — Keres, Paul vs Szabo, Ladislav — 1-0 — Hastings ENG

6…c6 — 12.4% (173 parties)

1955 — Bilek, Istvan vs Persitz, Raaphi — 0-1 — Hastings ENG
1959 — Nikolaevsky, Yuri V vs Korsakov B — 1-0 — Kiev UKR
1960 — Naylor, John William vs Bruce, Ronald MacKay — 1-0 — Leicester
1971 — Langeweg, Kick vs Ree, Hans — 1/2-1/2 — Wijk aan Zee NED
1972 — Kholmov, Ratmir D vs Tseshkovsky, Vitaly — 0-1 — Kislovodsk

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