A56m — Benoni: 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Bd3

1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Bd3 * ● 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 b5.

Atouts. Les Blancs s'appuient sur la case forte b5, un fou actif en d3 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier g1, le fou c1 et les tours a1 et h1).

Plans. Nf3 (Développer Ng1) ; Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte g4.

Atouts. Les Noirs s'appuient sur la case forte g4 et la paire de fous.

Côté adverse. Le fou enfermé en c1, un mauvais fou en d3 et le roi resté au centre.

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) ; ...Nbd7 (Développer Nb8) ; ...e6 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● c4→d5, e4→d5	● d6→c5, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	● g4 (2v1)
Cases faibles	—	● d5
Centre	● d5 (3v1), ● e4 (2v1)	● d4 (1v0), ● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bd3	● Bd3 Actif (mob. 4)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● g1, ● c1, ● a1, ● h1)	4 (● b8, ● c8, ● 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	fermé
Ruptures	● e4-e5, ● f2-f3	● …e7-e6, ● …e7-e5

Partie
1910 BCF Ch 7th – Round 11 – Gibson, William – 0-1 – Blackburne, Joseph – G26 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. f4 Ne8 8. Nf3 Na6 9. a3 Nac7 10. O-O e6
1912 It (Men) Bad Pistyan CZE – Round 16 – Lowtzky, Mojsesz – 1-0 – Důras, Oldřich – G69 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 Ng4 7. Nge2 Ne5 8. O-O O-O 9. f4 Nxd3 10. Qxd3 f5
1936 Copenhagen – Round 1 – Hage, Poul – 0-1 – Norman Hansen, Holger – G3 1. d4 c5 2. d5 d6 3. c4 g6 4. e4 Bg7 5. Bd3 Nf6 6. Nc3 O-O 7. f4 e5 8. fxe5 dxe5 9. Nf3 Ne8 10. Bg5 f6
1942 Chocen – Round ? – Keller, Rudolf – 1/2-1/2 – Hromadka, Karel – G15 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 a6 7. f3 O-O 8. Be3 Nbd7 9. Nge2 Ne5 10. O-O e6
1946 Pittsburgh – Round 8 – Kramer, Hanspeter – 0-1 – Abrahams Gordon, Francisco Tomas – G22 1. d4 c5 2. d5 d6 3. c4 g6 4. e4 Bg7 5. Nc3 Nf6 6. Bd3 Na6 7. Nge2 Nc7 8. O-O O-O 9. Bg5 Ng4 10. Ng3 Ne5
1948 JUG Ch – Round 9 – Vukovic, Sava – 0-1 – Udovcic, Mijo – G40 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 Na6 7. Nge2 Bd7 8. O-O O-O 9. f4 Rb8 10. Ng3 Ng4
1954 Amsterdam olm – Round 12 – Kastel, Arne Morten – 1-0 – Fred, Aatos – G85 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 c5 6. d5 Na6 7. a3 Nc7 8. Nge2 a6 9. O-O O-O 10. h3 b5
1954 URS Ch, semi final – Round 1 – Lilienthal, Andor – 1/2-1/2 – Vasiukov, Evgeni – G25 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. Nf3 e5 8. dxe6 Bxe6 9. O-O Nc6 10. Nd5 Nd7
1955 Zittau-A 5th – Round 4 – Juettler Helmut – 0-1 – Muehlberg, Siegfried – G14 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. Bg5 Na6 8. Nge2 Nc7 9. O-O a6 10. a4 Rb8
1956 Corr W-02ch – Round ? – Laustsen, Albert – 0-1 – Endzelins, Lucius – G3 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O 7. Nf3 Na6 8. a3 Nc7 9. Qc2 a6 10. O-O Rb8
1956 GDR Ch – Round 3 – Bertholdt, Dieter – 1-0 – Juettler Helmut – G3 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Bg5 Na6 8. Nf3 Nc7 9. O-O Rb8 10. Qc1 Re8
1956 Moscow olm fin-A – Round 5 – Ghitescu, Theodor – 1/2-1/2 – Ioner, G – G70 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. h3 e6 8. Nge2 exd5 9. exd5 Nbd7 10. f4 Ne8
1960 Leipzig olm fin-A – Round 6 – Haygarth, Michael J – 1/2-1/2 – Malich, Burkhard, Dr. – G96 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 a6 7. a4 O-O 8. Nge2 e6 9. O-O exd5 10. exd5 Re8
1960 Leipzig olm fin-A – Round 8 – Portisch, Lajos – 1-0 – Schmid, Leo – G135 1. d4 c5 2. d5 d6 3. c4 g6 4. Nc3 Bg7 5. e4 Nf6 6. Bd3 e6 7. Bg5 exd5 8. exd5 O-O 9. Nge2 Nbd7 10. f4 h6
1960 Leipzig olm prel – Round 8 – Aaron, Manuel – 1/2-1/2 – Durão, Joaquim Manuel – G269 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Nf3 Na6 8. O-O Nc7 9. Bd2 a6 10. a4 b6
1961 Bucharest GMT 5th – Round 1 – Mititelu, Gheorghe – 1-0 – Stein, Leonid – G2 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O 7. h3 e6 8. Bg5 h6 9. Be3 Re8 10. Nf3 a6
1961 Budapest ch-HUN – Round 1 – Sallay, Roland – 1/2-1/2 – Haag, Ervin – G21 1. d4 c5 2. d5 Nf6 3. c4 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 e6 7. Nge2 Nbd7 8. Ng3 exd5 9. cxd5 a6 10. a4 h5
1961 Hastings6162 – Round 8 – Aaron, Manuel – 0-1 – Robatsch, Karl – G31 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 c5 5. d5 Nf6 6. Bd3 O-O 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 Nbd7 10. O-O e6
1961 Helsinki – Round 6.1 – Langeweg, Kick – 1-0 – Hernandez Stein, Dario Eduardo – G9 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Bg5 h6 8. Bh4 e6 9. dxe6 Bxe6 10. f4 g5
1961 Maroczy Memorial Budapest HUN – Round 1 – Bisguier, Arthur B – 1-0 – Haag, Ervin – G10 1. d4 c5 2. d5 d6 3. c4 g6 4. e4 Bg7 5. Nc3 Nf6 6. Bd3 O-O 7. Bg5 h6 8. Bh4 e5 9. f3 Qc7 10. Nge2 Nh7
1961 Oberhausen etc – Round 5 – Alvarez Navarro, Maria Ele – 0-1 – Ujtelky, Maximilian – G126 1. c4 g6 2. Nc3 Bg7 3. d4 c5 4. d5 d6 5. e4 Nf6 6. Bd3 O-O 7. Bg5 h6 8. Bf4 a6 9. f3 Nbd7 10. Nh3 Nh5
1961 WchT U26 08th – Round 9.4 – Weber, Bernd, Dr. – 1/2-1/2 – Augustin, Josef – G86 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O 7. Nf3 e6 8. O-O exd5 9. exd5 Bg4 10. h3 Bxf3
1962 Argentina – Round 1 – Eliskases, Erich – 1-0 – Bahamonde, Antonio – G5 1. d4 Nf6 2. c4 g6 3. Nc3 c5 4. d5 Bg7 5. e4 d6 6. Bd3 O-O 7. f4 a6 8. a4 e6 9. Nf3 exd5 10. cxd5 Re8
1962 Capablanca Memorial – Round 19 – Milev, Zdravko – 1/2-1/2 – Jimenez Zerquera, Eleazar – G187 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O 7. Bg5 e5 8. dxe6 Bxe6 9. f4 Qa5 10. Ne2 Bg4
1962 Clare Benedict Cup – Round 4 – Diez del Corral, Jesus – 1/2-1/2 – Alexander, Conol Hugh – G13 1. d4 g6 2. e4 Bg7 3. c4 c5 4. d5 d6 5. Nc3 Nf6 6. Bd3 e5 7. Nge2 Na6 8. a3 Nc7 9. b4 b6 10. Rb1 O-O
1962 CSR Ch – Round 15 – Marsalek, Josef – 1-0 – Opocensky, Karel – G126 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 Na6 7. Nge2 e6 8. O-O O-O 9. a3 exd5 10. cxd5 Re8
1962 Lasker Memorial Berlin-Ost – Round 4 – Stein, Leonid – 1-0 – Vasiukov, Evgeni – G15 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e5 7. Bg5 h6 8. Bh4 Na6 9. a3 Bd7 10. f3 Qe7
1962 Poznan ch POL – Round 11 – Gromek, Jozef – 1/2-1/2 – Doda, Zbigniew – G68 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e5 7. dxe6 Bxe6 8. Nge2 Nc6 9. Nf4 Bd7 10. O-O O-O
1963 Dravograd – Round 6 – Nicevski, Risto – 1-0 – Zidansek, Bojan – G9 1. e4 g6 2. d4 Bg7 3. c4 c5 4. d5 d6 5. Nc3 Nf6 6. Bd3 a6 7. Nge2 Nbd7 8. f4 O-O 9. O-O Rb8 10. a4 b6
1963 Enschede zt – Round 10 – Pomar Salamanca, Arturo – 1-0 – Durão, Joaquim Manuel – G47 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O 7. f4 e6 8. Nge2 exd5 9. exd5 Ng4 10. h3 Nh6
1963 Hoogovens – Round 13 – Gereben, Erno – 1-0 – Armoon Tan, Hooman – G104 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e5 7. Nge2 Nh5 8. O-O O-O 9. f4 exf4 10. Nxf4 Nf6
1963 Kiev Ch – Round 7 – Zurakhov, Vladlen Y – 1-0 – Gershman, Semion – G26 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Bg5 e5 8. Qd2 Qc7 9. f3 Nh5 10. Nge2 f5
1963 Moscow RUS – Round ? – Shamkovich, Leonid – 1-0 – Soloviev, Vladimir A – G26 1. d4 Nf6 2. c4 g6 3. Nc3 c5 4. d5 Bg7 5. e4 d6 6. Bd3 O-O 7. Bg5 h6 8. Bh4 a6 9. Nge2 Nbd7 10. f4 b5
1963 POL Ch 20th – Round 11 – Sliwa, Bogdan – 1-0 – Doda, Zbigniew – G67 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 O-O 7. Bg5 h6 8. Bh4 a6 9. a4 e5 10. f3 Qe8
1963 POL Ch 20th – Round 3 – Gadalinski, Jan – 0-1 – Zabierzanski W – G18 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 Na6 7. Nge2 Nc7 8. O-O O-O 9. Ng3 a6 10. a4 Rb8
1963 Sochi – Round 4 – Antoshin, Vladimir S – 1-0 – Haag, Ervin – G28 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. f4 e6 8. dxe6 Bxe6 9. f5 gxf5 10. exf5 Bd7
1964 Buenos Aires Ch – Round ? – Garcia Rodriguez, Raimundo – 1-0 – Palermo, Vicente – G14 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. Bg5 h6 8. Bh4 e5 9. dxe6 Bxe6 10. f4 Qa5
1964 FRG Ch qual 9th – Round 12 – Gerusel, Mathias – 1/2-1/2 – Mertens, Gabriel – G39 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. h3 Na6 8. Bg5 Nc7 9. f4 a6 10. a4 b6
1964 Sarajevo 07th – Round 3 – Pachman, Ludek – 1/2-1/2 – Ivkov, Borislav – G8 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e5 7. Nge2 O-O 8. f3 Nh5 9. Be3 f5 10. exf5 gxf5
1964 WchT U26 11. fin-A – Round 10.3 – Kollberg, Lothar – 0-1 – Jansa, Vlastimil – G178 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. Bg5 e5 8. dxe6 Bxe6 9. Nge2 Nc6 10. f4 h6
1965 Northern Open – Round 4 – Griffiths Vicente, Pau – 0-1 – Brinck-Claussen, Bjorn – G5 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Nf3 Nh5 8. O-O e5 9. a3 Nf4 10. b4 b6
1966 Corr – Round ? – Korning, Peter – 1-0 – Siim, Svend – G2 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e6 7. Nge2 Ng4 8. O-O Ne5 9. f4 Nxd3 10. Qxd3 O-O
1966 Hoogovens-B – Round 11 – Ghitescu, Theodor – 1-0 – Waltemathe, A. – G14 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e5 7. dxe6 fxe6 8. Bg5 Nc6 9. Nf3 a6 10. O-O O-O
1966 It Agio – Round 4 – Orbaan, Constant – 1/2-1/2 – Czerniak, Moshe – G12 1. d4 Nf6 2. c4 g6 3. Nc3 c5 4. d5 d6 5. e4 Bg7 6. Bd3 e5 7. Nge2 O-O 8. Bg5 h6 9. Bh4 Nbd7 10. f3 a6
1966 URS Team Ch – Round ? – Savon, Vladimir – 1/2-1/2 – Shultz, Aleksandr – G97 1. c4 g6 2. d4 c5 3. d5 Bg7 4. Nc3 d6 5. e4 Nf6 6. Bd3 Na6 7. Nge2 O-O 8. O-O Nc7 9. Bg5 Rb8 10. Qd2 a6
1967 Leningrad – Round 1 – Antoshin, Vladimir S – 1-0 – Tappyrov, Maksim – G11 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. f4 e6 8. dxe6 fxe6 9. Nge2 e5 10. f5 gxf5
1967 ROM Ch – Round 18 – Vaisman, Volodia – 1/2-1/2 – Ungureanu, Emil – G121 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 e6 7. dxe6 Bxe6 8. Nge2 Nc6 9. O-O Ng4 10. f4 f5
1967 Sofia – Round 1 – Gheorghiu, Florin – 1-0 – Vizantiadis, Lazaros – G6 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Bg5 e6 8. h3 h6 9. Be3 exd5 10. exd5 Ne8
1967 URS-ch35 – Round 1 – Antoshin, Vladimir S – 1-0 – Volovich, Anatoly – G27 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. f4 e6 8. dxe6 fxe6 9. Nge2 Nc6 10. O-O Qe7
1968 IBM-B – Round 9 – Gereben, Erno – 1-0 – Van Oosterom, Hennie – G31 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. Bg5 h6 8. Bh4 e6 9. Nge2 exd5 10. exd5 a6
1968 Lugano SUI – Round 1 – Lombardy, William J – 1-0 – Soos, Balint – G17 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e6 7. Bg5 h6 8. Bh4 e5 9. f3 Nbd7 10. Qd2 a6
1968 New York ch-USA – Round 3 – Reshevsky, Samuel – 1-0 – Rossolimo, Nicolas – G13 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. h3 e6 8. Nge2 exd5 9. cxd5 Na6 10. O-O Nb4
1969 Capablanca Memorial – Round 1 – Pomar Salamanca, Arturo – 1/2-1/2 – Panno, Oscar – G5 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Bd3 e5 7. dxe6 fxe6 8. f4 Nc6 9. Nf3 O-O 10. O-O Nd4
1969 Capablanca Memorial – Round 11 – Cobo Arteaga, Eldis – 1/2-1/2 – Panno, Oscar – G80 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. f4 e6 8. dxe6 Bxe6 9. f5 Bc8 10. Nge2 gxf5
1969 Mar del Plata zt – Round 1 – Bronstein, Luis Marcos – 0-1 – Martello Panno, David – G13 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 e5 7. h3 a6 8. Be3 Nbd7 9. Qd2 Rb8 10. a4 O-O
1969 Netanya – Round 12 – Czerniak, Moshe – 0-1 – Kavalek, Lubomir – G79 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e6 7. Nge2 exd5 8. exd5 O-O 9. O-O Ne8 10. Bf4 Nd7
1969 San Juan – Round 1 – Colon Romero, Miguel – 1/2-1/2 – Kaplan, Julio – G4 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. f3 e6 8. Nge2 exd5 9. exd5 a6 10. Bg5 Nbd7
1970 IBM – Round 2 – Piket, Jeroen – 1-0 – Marovic, Drazen – G14 1. c4 g6 2. d4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Nf6 6. Bd3 O-O 7. Bg5 h6 8. Bh4 e5 9. dxe6 Bxe6 10. f4 Re8
7. Norway Blitz 2019 – Round 3.1 – Yu, Yangyi – 0-1 – Carlsen, Magnus – G11 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Nf3 e5 8. O-O Nh5 9. Ne1 Nd7 10. Bc2 Nf4
Olympiad 2002 – Round 10 – Seirawan, Yasser – 1/2-1/2 – Amoros Marin, Marcos – G325 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. O-O exd5
Sarajevo 1972 – Round 3 – Petrosian, Tigran V. – 1-0 – ? – G6 1. c4 g6 2. d4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Nf6 6. Bd3 O-O 7. Bg5 h6 8. Bd2 e6 9. h3 exd5 10. exd5 Re8+
Szirak Interzonal 1987 – Round 3 – Salov, Valery – 1/2-1/2 – Marin, Mihail – G4 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 O-O 7. h3 a6 8. a4 e6 9. Nf3 exd5 10. exd5 Re8+

A56m —

1.d4 Nf6 2.c4 c5 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.Bd3

Eval: [+0.88]

Les coups candidats

6…O-O — 84.8% (2735 parties)

Ambassadeurs : Gheorghiu, Florin (34x), Ghitescu, Theodor (20x), Gdanski, Jacek (18x), Knaak, Rainer (17x), Minasian, Artashes (16x), Suetin, Alexey S (15x), Doda, Zbigniew (14x), Matulovic, Milan (13x)

6…e6 — 7.0% (227 parties)

Ambassadeurs : Gdanski, Jacek (9x), Kavalek, Lubomir (6x), Lovakovic, Franjo (5x), Ghitescu, Theodor (3x), Kljako, Damir (3x), Krstic, Uros (3x), Acosta Garcia, Rafael Isaac (2x), Portisch, Lajos (2x)

6…Na6 — 2.5% (81 parties)

Ambassadeurs : Nguyen, Thi Thuy (3x), Pujol Clua, Ramon (2x), Tomosvary, Attila (2x), Bach Ngoc Thuy Duong (2x), Kramer, Hanspeter (1x), Abrahams Gordon, Francisco Tomas (1x), Vukovic, Sava (1x), Udovcic, Mijo (1x)

6…e5 — 1.8% (58 parties)

Ambassadeurs : Doda, Zbigniew (4x), Knaak, Rainer (3x), Ghitescu, Theodor (2x), Gheorghiu, Florin (2x), Diez del Corral, Jesus (1x), Alexander, Conol Hugh (1x), Pachman, Ludek (1x), Ivkov, Borislav (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…O-O	6…e6	6…Na6	6…e5
<1800	59	88%	5%	—	—
1800-2200	819	81%	6%	4%	2%
2200-2600	1613	89%	7%	1%	2%
2600+	33	85%	15%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6…O-O	6…e6	6…Na6	6…e5
1890s	1	100%	—	—	—
1910s	2	50%	—	—	—
1920s	4	75%	—	—	—
1930s	6	83%	17%	—	—
1940s	6	50%	—	33%	—
1950s	35	89%	9%	3%	—
1960s	165	79%	10%	4%	6%
1970s	199	79%	14%	—	7%
1980s	355	93%	3%	1%	1%
1990s	750	89%	5%	2%	1%
2000s	813	82%	7%	4%	1%
2010s	746	84%	7%	3%	1%
2020s	145	77%	15%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…O-O	84%	77%	▼ -6.3%
6…e6	7%	15%	▲ +8.1%
6…Na6	3%	1%	▼ -1.2%
6…e5	1%	1%	▼ -0.8%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 4 parties
Botvinnik, Mikhail — 3 parties
Smyslov, Vladimir — 2 parties
Euwe, Max — 2 parties
Tal, Mikhail — 2 parties
Steinitz, Wilhelm — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

6…O-O — 84.8% (2735 parties)

1895 — Steinitz, Wilhelm vs Tinsley, Samuel — 1-0 — Hastings ENG
1910 — Gibson, William vs Blackburne, Joseph — 0-1 — Oxford ENG
1926 — Sherwood, Clif vs Chimfwembe Warren — 1/2-1/2 — California
1928 — Capablanca, Jose vs Marshall, Frank — 1-0 — Berlin GER
1928 — Capablanca, Jose vs Marshall Viele, Fabrizio Aaron — 1-0 — Berlin GER

6…e6 — 7.0% (227 parties)

1937 — Saemisch, Friedrich vs Schlage, Willi — 0-1 — Berlin GER
1956 — Sheinberg, Igor vs Kostiuchenko, Alexander — 0-1 — Kiev UKR
1958 — Panno, Oscar vs Reinhardt, Enrique — 1/2-1/2 — Mar del Plata ARG
1959 — Rotstein, Jefim vs Bannik, Anatolij — 1/2-1/2 — Kiev UKR
1960 — Portisch, Lajos vs Schmid, Leo — 1-0 — Leipzig GER

6…Na6 — 2.5% (81 parties)

1946 — Kramer, Hanspeter vs Abrahams Gordon, Francisco Tomas — 0-1 — Pittsburgh
1948 — Vukovic, Sava vs Udovcic, Mijo — 0-1 — Belgrade SRB
1954 — Kastel, Arne Morten vs Fred, Aatos — 1-0 — Amsterdam olm
1960 — Castagna, Rino vs Napolitano, Mario — 0-1 — Reggio Emilia ITA
1962 — Marsalek, Josef vs Opocensky, Karel — 1-0 — Jablonec

6…e5 — 1.8% (58 parties)

1962 — Diez del Corral, Jesus vs Alexander, Conol Hugh — 1/2-1/2 — Bern SUI
1962 — Gromek, Jozef vs Doda, Zbigniew — 1/2-1/2 — Poznan ch POL
1962 — Stein, Leonid vs Vasiukov, Evgeni — 1-0 — Lasker mem Berlin-Ost
1963 — Gereben, Erno vs Armoon Tan, Hooman — 1-0 — Beverwijk NED
1964 — Pachman, Ludek vs Ivkov, Borislav — 1/2-1/2 — Sarajevo BIH

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