Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés — —
Chaînes ● d2→e3, f2→e3, f2→g3, h2→g3 ● d7→e6, f7→e6, f7→g6, h7→g6
Passés — —
Majorité — —
Cases
♔ Blancs ♚ Noirs
Cases fortes ● e4 (2v0), ● f4 (3v0), ● b5 (2v0) ● b4 (2v0), ● e5 (2v0), ● f5 (3v0)
Cases faibles — —
Centre ● d5 (3v2), ● e4 (2v0) ● d4 (3v2), ● e5 (2v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
Bg2 ● Bg2 Actif (mob. 6)
Bg7 ● Bg7 Actif (mob. 6)
Bc8 ● Bc8 Non développé (mob. 0)
Paire de fous ● Oui ● Oui
Non développées 3 (● c1, ● a1, ● h1) 3 (● 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 mobile
Ruptures ● d2-d4 ● …d7-d5

A36m — English: Symmetrical, 5.e3 e6

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e6 6.Nge2 Nge7 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bRPièce non développée
bBPièce non développée
bQ
bKRoi au centre — vulnérable
bRPièce non développée
bP
bP
bP
bN
bP
bB
bP
bN
bP
bP
Case forte (2v0)
bP
wP
Case forte (2v0)
Case forte (3v0)
wN
wPPion central
wP
wP
wP
wP
wN
wP
wBFou actif — mobilité 6
wP
wRPièce non développée
wBPièce non développée
wQ
wKRoi au centre — doit roquer
wRPièce non développée
abcdefgh
Plan principal. Mettre le roi à l'abri (O-O dans 61 % des parties).

Atouts. Les Blancs s'appuient sur un contrôle dominant de e4, f4 et b5 et un fou actif en g2.

Côté adverse. Un mauvais fou en c8 et le roi resté au centre.

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

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 61 % des parties) ; d4 (Occuper le centre — 28 % des parties) ; Nf4 (Cavalier actif en f4 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wRPièce non développée
wKRoi au centre — doit roquer
wQ
wBPièce non développée
wRPièce non développée
wP
wB
wP
wN
wP
wP
wP
wP
wP
wN
wP
Case forte (2v0)
Case forte (3v0)
Case forte (2v0)
bP
bP
bP
bN
bP
bBFou actif — mobilité 6
bP
bN
bP
bP
bP
bRPièce non développée
bKRoi au centre — vulnérable
bQ
bBPièce non développée
bRPièce non développée
hgfedcba
Plan principal. Mettre le roi à l'abri (...O-O dans 62 % des parties).

Atouts. Les Noirs s'appuient sur un contrôle dominant de b4, e5 et f5 et un fou actif en g7.

Côté adverse. Un mauvais fou en c1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou c8 et les tours a8 et h8).

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 62 % des parties) ; ...d5 (Occuper le centre — 3 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1947 Aalborg – Round 6 – Stoltz, Gosta – 1-0 – Cort Maleeva Hansen, Andreas Philip – G20
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 d5 8. cxd5 exd5 9. dxc5 Be6 10. Nd4 Qa5
1955 Manhattan CC Ch 5556 – Round 4 – Bisguier, Arthur B – 1-0 – Reiter, Alexander – G16
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. O-O O-O
1955 Prague (CSR Ch) - Round 4 - Zaruba, Antonin - 1/2-1/2 - Ujtelky, Maximilian - G25
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 O-O 8. d5 Na5 9. b3 exd5 10. cxd5 b5
1957 World Championship 21th – Round 19 – Botvinnik, Mikhail – 1/2-1/2 – Smyslov, Vladimir – G16
1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 d5 9. cxd5 Nxd4 10. exd4 Nxd5
1958 Buenos Aires V – Round 12 – Marini, Luis – 1/2-1/2 – Sanguinetti, Raul – G49
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. a3 O-O 8. O-O d5 9. cxd5 Nxd5 10. Nxd5 exd5
1959 Mar del Plata – Round ? – Bolbochan, Jacobo – 1-0 – De Souza Mendes, Joao – G88
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. b3 d5 9. Bb2 d4 10. Na4 Qd6
1959 Mar del Plata – Round 1 – Bolbochan, J. – 1-0 – De Souza Mendes, Joao – G6
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. b3 d5 9. Bb2 d4 10. Na4 Qd6
1960 Sarajevo – Round 7 – Pachman, Ludek – 1/2-1/2 – Pirc, Vasja – G41
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 exd5
1961 Hastings6162 – Round 3 – Botvinnik, Mikhail – 1/2-1/2 – Gligorić, Svetozar – G11
1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Nxd5 exd5
1962 Jablonec (CSR Ch) - Round 16 - Alster, Ladislav - 1-0 - Hýbl, Jaroslav - G138
1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. e3 e6 6. Nge2 Nge7 7. Nf4 Nf5 8. b3 b6 9. Bb2 Bb7 10. Qb1 O-O
1962 Stockholm Interzonal – Round 4 – Olafsson, Fridrik – 1/2-1/2 – Filip, Marius Liviu – G29
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. b3 d5 9. Bb2 b6 10. cxd5 exd5
1963 Budva (WchT U26 10th) - Round 1.1 - Hort, Vlastimil - 1/2-1/2 - Liptay, Laszlo Dr. - G3
1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. Nf4 Ne5 8. Qe2 O-O 9. O-O d5 10. d3 Bd7
1964 Budapest ch-HUN – Round 1 – Bilek, Istvan – 1/2-1/2 – Portisch, Lajos – G3
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 Nxd4 9. exd4 d5 10. cxd5 Nxd5
1964 Goteborg (SWE Ch) - Round ? - Fridh, Anton - 1-0 - Goransson, Bo - G2
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 d5 8. cxd5 Nxd5 9. Nxd5 exd5 10. dxc5 Qa5+
1964 Liberation – Round 3 – Matanovic, Aleksandar – 1/2-1/2 – Parma, Bruno – G8
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 Nxd5
1964 Tel Aviv olm fin-A – Round 11 – Kavalek, Lubomir – 1-0 – Parma, Bruno – G228
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. b3 d5 9. cxd5 exd5 10. Bb2 Bg4
1965 Capablanca Memorial – Round 12 – Kholmov, Ratmir D – 1/2-1/2 – Wade, Robert G – G118
1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. Nf4 a6 8. O-O O-O 9. d3 Rb8 10. a4 b6
1965 Chigorin Memorial – Round 4 – Ilivitsky, Georgy A – 1/2-1/2 – Malich, Burkhard, Dr. – G15
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Nxd5 exd5
1965 Copenhagen – Round 1 – Barcza, Gedeon – 1/2-1/2 – Gligorić, Svetozar – G1
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1965 Leipzig Inter-1 – Round 3 – Bobotsov, Milko G – 1/2-1/2 – Malich, Burkhard, Dr. – G9
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 Nxd4 9. exd4 d5 10. cxd5 Nxd5
1965 Mar del Plata – Round 5 – Bolbochan, J. – 1/2-1/2 – Averbakh, Yuri L – G37
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 Nxd5
1965 New York ch-USA – Round 3 – Reshevsky, Samuel – 1/2-1/2 – Byrne, Ray – G6
1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. O-O O-O
1965 Sarajevo – Round 11 – Hort, Vlastimil – 1-0 – Malich, Burkhard, Dr. – G72
1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. Nf4 d6 8. b3 e5 9. Nfd5 Nxd5 10. Nxd5 Ne7
1965 Tallinn ch-URS – Round 1 – Bukhman, Eduard – 1-0 – Suetin, Alexey S – G16
1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. O-O O-O
1965 Titograd – Round 11 – Sofrevski, Jovan – 1/2-1/2 – Bogdanovic, Rajko – G75
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1966 Hastings6667 – Round 2 – Penrose, Justin – 1/2-1/2 – Keene, Raymond D – G6
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 d5 9. cxd5 Nxd4 10. exd4 Nxd5
1966 Hastings6667 – Round 8 – Hartston, William R – 1/2-1/2 – Penrose, Justin – G40
1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4
1966 Hungary – Round 1 – Sapi, Laszlo – 1/2-1/2 – Flesch, János – G2
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. b3 Nf5 9. Bb2 a6 10. Qc1 d6
1966 Moscow (URS Team Ch) - Round ? - Botvinnik, Mikhail - 1/2-1/2 - Stein, Leonid - G98
1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
1966 WchTJ U26 fin-A – Round 10 – Keene, Raymond D – 0-1 – Buchman E – G61
1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Nxd5 exd5
1967 Capablanca Memorial – Round 17 – Barcza, Gedeon – 1-0 – O'Kelly, Albéric de Galway – G154
1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1967 Capablanca Memorial – Round 17 – Polugaevsky, Lev – 1/2-1/2 – Filip, Marius Liviu – G155
1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. Nf4 Rb8 9. Rb1 a6 10. Nd3 d6
1967 Palma de Mallorca – Round 6 – Larsen, Benjamin Holsko – 1/2-1/2 – Matulovic, Milan – G40
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4
1967 Sarajevo it – Round 9 – Benko, Pal – 1/2-1/2 – Stein, Leon Rico – G17
1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1968 Capablanca Memorial – Round 1 – Suetin, Alexey S – 1/2-1/2 – Stein, Leon Rico – G2
1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4
1968 États-Unis (USA) - Round ? - Wade, Robert G - 1-0 - De Potter, Jurgen - G14
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 d5 9. cxd5 Nxd4 10. exd4 Nxd5
1968 It Buesum GER – Round 15 – Besser, Hans – 1/2-1/2 – Tringov, Georgi P – G67
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1968 Luhacovice (CSR Ch) - Round 4 - Kupka, Slavoj - 1/2-1/2 - Jansa, Vlastimil - G28
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1969 Athens zt – Round 3 – Forintos, Gyozo V – 1/2-1/2 – Matulovic, Milan – G14
1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Nxd5 exd5
1969 Budapest ch-HUN – Round 1 – Barcza, Gedeon – 1/2-1/2 – Forintos, Gyozo V – G12
1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1969 Budapest ch-HUN – Round 1 – Forintos, Gyozo V – 1/2-1/2 – Sapi, Laszlo – G7
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1969 Buesum – Round 4 – Zaitsev, Alexander – 1/2-1/2 – Polugaevsky, Lev – G7
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1969 Dresden (WchT U26 fin-B 16th) - Round 8.1 - Zwaig, Arne - 1/2-1/2 - Gelfer, Israel - G47
1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 exd5 10. Be3 O-O
1969 Lublin (POL Ch 26th) - Round 10 - Pytel, Krzysztof - 1/2-1/2 - Szukszta, Janus - G45
1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 Nxd4 9. exd4 d5 10. cxd5 Nxd5
1969 Novi Travnik (YUG Ch 24th) - Round 7 - Bertok, Mario Jr. - 1/2-1/2 - Ostojic, Predrag - G22
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4
1969 Palma de Mallorca – Round 15 – Spassky, B. – 1/2-1/2 – Kortchnoi, V. – G128
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 Nxd5
1969 Venice – Round 9 – Lengyel, Levente – 1/2-1/2 – Matulovic, Milan – G51
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
1969 Zagreb – Round 12 – Marangunic, Srdjan – 1/2-1/2 – Damjanovic, Marko – G80
1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1970 Palma de Mallorca Interzonal – Round 9 – Hort, Vlastimil – 1/2-1/2 – Matulovic, Milan – G6
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
1971 Hoogovens – Round 10 – Donner, Jan Hein – 1-0 – Ree, Hans – G17
1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 Nxd4 10. exd4 d5
1973 Leningrad Interzonal – Round 7 – Huebner, Robert – 1/2-1/2 – Byrne, Robert – G15
1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. a3 d6 9. Rb1 b6 10. d4 cxd4
1975 Portoroz/Ljubljana – Round 14 – Hort, Vlastimil – 1/2-1/2 – Ribli, Zoltan – G3
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
43. Olympiad 2018 – Round 3.21 – Sulskis, Sarunas – 1/2-1/2 – Aditya Tari – G193
1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 Nxd5
Amber-blindfold 20th 2011 – Round 11 – Gashimov, Vugar – 1/2-1/2 – Grischuk, Alexander – G40
1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. O-O O-O
Bugojno 1978 – Round 2 – Hort, Vlastimil – 1/2-1/2 – Tal, Mikhail – G14
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4
FIDE World Cup 2025 – Round R3 Rapid 1 – Andrey Esipenko – 1-0 – Idani Pouya – G509
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O c6 6. Bd3 Nxf3+ 7. Qxf3 d6 8. Bc4 Be7 9. d3 O-O 10. a4 Ne8
Hoogovens 1979 – Round 4 – Ree, Hans – 1/2-1/2 – Polugaevsky, Lev – G8
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
Interpolis 1978 – Round 11 – Dzindzichashvili, Roman – 1/2-1/2 – Portisch, Lajos – G40
1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd4
Interpolis 1981 – Round 1 – Andersson, Ulf 1949 – 1-0 – Miles, Anthony J – G1
1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. e3 e6 5. Nc3 Nc6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 d5 9. cxd5 Nxd5 10. Nxd5 Nxd4
Interpolis 1983 – Round 1 – Vaganian, Rafael A – 1/2-1/2 – Karpov, Anatoly – G2
1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 Nxd4 9. exd4 O-O 10. O-O d5
Melody Amber, Rapidplay, Monaco 1995 – Round 1 – Ivanchuk, Vasyl – 1/2-1/2 – Kramnik, Vladimir – G1
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8. Nxd4 O-O 9. O-O d5 10. cxd5 Nxd5
Montreal 1979 – Round 14 – Hort, Vlastimil – 1/2-1/2 – Spassky, Boris V. – G57
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O d5 8. cxd5 exd5 9. d4 cxd4 10. Nxd4 Nxd4
Riga Interzonal 1979 – Round 6 – Adorjan, Andras – 1/2-1/2 – Polugaevsky, Lev – G14
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
World Blitz 2018 – Round 6.12 – Matlakov, Maxim – 1/2-1/2 – Grischuk, Alexander – G335
1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 Nxd5

A36m — Symmetrical (1947)
1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 e6 6.Nge2 Nge7
Les coups candidats
7.O-O — 60.3% (1089 parties)
Ambassadeurs : Ribli, Zoltan (12x), Bak, Istvan (9x), Csom, Istvan (9x), Sax, Gyula (9x), Hulak, Krunoslav (9x), Matulovic, Milan (8x), Adorjan, Andras (8x), Gheorghiu, Florin (8x)
7.d4 — 28.1% (508 parties)
Ambassadeurs : Andersson, Ulf (6x), Adorjan, Andras (5x), Vadasz, Laszlo (5x), Csom, Istvan (5x), Kulon, Klaudia (4x), Matulovic, Milan (3x), Kaiszauri, Konstanty (3x), Ribli, Zoltan (3x)
7.Nf4 — 8.0% (145 parties)
Ambassadeurs : Poldauf, Dirk (7x), Scherer, Max (4x), Karlsson, Lars 1937 (4x), Ernst, Thomas (4x), Tazbir, Marcin (4x), Hort, Vlastimil (3x), Serafimov, Tervel (3x), Wittmann, Walter (2x)
7.a3 — 0.8% (14 parties)
Ambassadeurs : Acoltzi Ruiz, Mariana (1x), Sanguinetti, Raul (1x), Fischer, Gerd (1x), Wallinger, Manfred (1x), Schneider, Martin (SUI) (1x), Richter, Helmut (1x), Schleifer, Michael (1x), Johnstone, Glenn (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.O-O 7.d4 7.Nf4 7.a3
<1800 116 60% 28% 3% 1%
1800-2200 586 57% 34% 4% 1%
2200-2600 837 60% 25% 12% 0%
2600+ 28 64% 25% 11% —
Évolution par décennie (% des parties)
Décennie N parties 7.O-O 7.d4 7.Nf4 7.a3
1950s 5 20% 60% — 20%
1960s 61 61% 31% 8% —
1970s 133 80% 13% 3% 1%
1980s 144 53% 33% 12% —
1990s 311 56% 30% 11% 1%
2000s 406 60% 29% 7% 1%
2010s 552 60% 28% 7% 1%
2020s 193 59% 28% 9% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.O-O 60% 59% ▼ -1.3%
7.d4 28% 28% +0.2%
7.Nf4 7% 9% ▲ +2.3%
7.a3 1% 1% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Botvinnik, Mikhail — 3 parties
Karpov, Anatoly — 2 parties
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
7.O-O — 60.3% (1089 parties)
1959 — Bolbochan, Jacobo vs De Souza Mendes, Joao — 1-0 — Mar del Plata ARG
1960 — Pachman, Ludek vs Pirc, Vasja — 1/2-1/2 — Sarajevo BIH
1961 — Donner, Jan-Hein vs Filip, Miroslav — 1/2-1/2 — Maroczy Memorial
1961 — Donner, Jan-Hein vs Filip, Miroslav — 1/2-1/2 — Budapest HUN
1961 — Radulov, Ivan vs Rajkovic, Dusan — 1/2-1/2 — ?
7.d4 — 28.1% (508 parties)
1955 — Bisguier, Arthur B vs Reiter, Alexander — 1-0 — New York, NY USA
1955 — Antonio Molina, Zayra Angelina vs Ujtelky, Maximilián Samuel Rudolf — 1/2-1/2 — Prague CZE
1957 — Botvinnik, Mikhail vs Smyslov, Vasily — 1/2-1/2 — Moskou wch-m
1961 — Botvinnik, Mikhail vs Gligoric, Sofija — 1/2-1/2 — Hastings ENG
1961 — Ilivitsky, Georgy A vs Malich, Burkhard, Dr. — 1/2-1/2 — Sochi RUS
7.Nf4 — 8.0% (145 parties)
1962 — Alster, Ladislav vs Hýbl, Jaroslav — 1-0 — Jablonec
1963 — Hort, Vlastimil vs Liptay, Laszlo Dr. — 1/2-1/2 — Budva MNE
1965 — Kholmov, Ratmir D vs Wade, Robert G — 1/2-1/2 — Havana CUB
1965 — Hort, Vlastimil vs Malich, Burkhard, Dr. — 1-0 — Sarajevo BIH
1967 — Nikolaevsky, Yuri V vs Lukjanenko, Alexander — 1-0 — ?
7.a3 — 0.8% (14 parties)
1958 — Acoltzi Ruiz, Mariana vs Sanguinetti, Raul — 1/2-1/2 — Buenos Aires ARG
1977 — Fischer, Gerd vs Wallinger, Manfred — 1-0 — Pang
1992 — Schleifer, Michael vs Johnstone, Glenn — 1/2-1/2 — Cornwall CAN
1992 — Lehmann, Heinz vs Thal, Olaf — 1/2-1/2 — GER
1995 — Schneider, Martin (SUI) vs Richter, Helmut — 1/2-1/2 — Schloss Schney

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