B18k — Caro-Kann: Classical, 6.Bc4 e6 7.N1e2 Nf6

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Bc4 e6 7.N1e2 Nf6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Blancs s'appuient sur la case forte f4, un fou actif en c4, la paire de fous et la colonne semi-ouverte e.

Côté adverse. Le fou enfermé en f8 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) ; Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Noirs s'appuient sur les cases fortes e4, d5 et f5, un avant-poste en d5, un fou actif en g6, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé 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 cavalier b8, le fou f8 et les tours a8 et h8).

Plans. ...Nbd7 (Développer Nb8) ; ...Be7 (Développer Bf8) ; ...c5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→c6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● e4 (2v1), ● d5 (4v1), ● f5 (2v1)
Cases faibles	—	—
Centre	● d4 (2v1), ● e5 (1v0)	● d5 (4v1), ● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● e	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc4	● Bc4 Actif (mob. 6)
Bg6		● Bg6 Actif (mob. 5)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	4 (● b8, ● f8, ● 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	semi-ouvert
Ruptures	● c2-c3, ● d4-d5, ● f2-f3	● …c6-c5, ● …e6-e5

Partie
1956 Alekhine Memorial – Round 1 – Keres, Paul – 1-0 – Golombek, Harry – G66 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. f4 Qc7 10. f5 exf5
1958 HUN Ch Budapest HUN – Round 8 – Dely, Peter – 0-1 – Florian, Tibor – G41 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Nbd7 9. f4 Nb6 10. Bb3 c5
1958 Munich olm fin-A – Round 1 – Fichtl, Jiri – 1-0 – Golombek, Harry – G5 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. f4 Qc7 10. f5 Bxf5
1960 Leipzig olm prel – Round 9 – Kaliwoda, Kurt – 1-0 – Foguelman, Alberto – G325 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. Nf4 Bd6 9. c3 Qc7 10. Qf3 Nd5
1960 Leningrad ch-URS – Round 5 – Simagin, Vladimir – 1-0 – Liberzon, Vladimir M – G45 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. O-O Bd6 9. Nf4 Qc7 10. Nxg6 hxg6
1960 Mar del Plata – Round 15 – Olafsson, Fridrik – 1/2-1/2 – Redolfi, Argentino Rodolfo – G116 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. c3 Bd6 10. Nf4 Bh7
1960 URS Ch sf – Round 10 – Simagin, Vladimir – 1/2-1/2 – Flohr, Salo – G80 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. Nf4 Qc7 10. Qf3 O-O
1960 URS-BRD – Round 1 – Tolush, Alexander V – 1-0 – Pfeiffer, Gerhard – G3 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. h4 Qc7 10. Nge2 Bf5
1960 World Championship 23th – Round 17 – Tal, Mikhail – 1-0 – Botvinnik, Mikhail – G16 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Nxg6 hxg6 10. Bg5 Nbd7
1961 Bled – Round 10 – Keres, Paul Petrovich – 1-0 – Olafsson, Fridrik – G98 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. Nf4 Bh7 10. Qe2 Bd6
1961 Nykobing – Round 1 – Pedersen, Eigil – 1-0 – Nielsen, Axel – G19 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. Nf4 Bd6 9. O-O Bxf4 10. Bxf4 O-O
1961 Stockholm SWE – Round 8 – Nilsson, Zandor – 1-0 – Burehall, Arne – G13 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. c3 Nd5 10. Bxd5 cxd5
1961 World Championship 24th – Round 2 – Tal, Mikhail – 1-0 – Botvinnik, Mikhail – G2 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. O-O Nd5 10. Ngh5 O-O
1962 Lasker Memorial Berlin-Ost – Round 5 – Liebert, Heinz – 1-0 – Barcza, Gedeon – G23 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Nd5 10. Nxg6 hxg6
1962 Stockholm Interzonal – Round 2 – Stein, Leon Rico – 1/2-1/2 – Petrosian, Tigran A. – G17 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. Nf4 Bh7 10. Qe2 Bd6
1962 Stockholm Interzonal – Round 5 – Korchnoi, Viktor – 1/2-1/2 – Petrosian, Tigran V – G42 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Nd5 10. Nxg6 hxg6
1962 Varna olm – Round 6 – Gligorić, Svetozar – 1/2-1/2 – Ojanen, Kaarle S – G269 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. Nf4 Nd5 9. Nxg6 hxg6 10. Bb3 Qh4
1963 GDR Ch Aschersleben GER – Round 2 – Csulits, Anton – 1/2-1/2 – Golz, Werner – G11 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Qc7 10. Qf3 Nbd7
1963 Hoogovens-B – Round 4 – Ankerst, Mihael – 1/2-1/2 – Dunkelblum, Arthur – G13 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. O-O Bd6 9. f4 Qc7 10. f5 exf5
1963 Kiev Ch – Round 7 – Platonov, Igor V – 0-1 – Zamikhovsky, Abram – G27 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Nbd7 10. h4 Bxf4
1963 Piatigorsky Cup 1st – Round 1 – Keres, Paul Petrovich – 1/2-1/2 – Petrosian, Tigran V – G1 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Nbd7 10. Qf3 Qc7
1963 Rubinstein Memorial – Round 15 – Bednarski, Jacek B – 1-0 – Fronczek, Heinrich – G95 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Bb3 Bd6 9. Nf4 Bxf4 10. Bxf4 O-O
1963 Rubinstein Memorial – Round 2 – Liebert, Heinz – 1/2-1/2 – Fronczek, Heinrich – G13 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Qc7 10. Qf3 Bxf4
1963 RUS Ch – Round ? – Kotkov, Yuri M – 0-1 – Ilivitsky, Georgy A – G7 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. O-O Nbd7 9. Bb3 Bd6 10. Nf4 Nd5
1963 UKR Ch – Round 17 – Sakharov, Yuri N – 1/2-1/2 – Berezhnoy, Viktor – G113 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. Nf4 Bd6 9. Bb3 Nbd7 10. O-O O-O
1963 YUG Ch 19th – Round 19 – Bradvarevic, Aleksandar – 1-0 – Marovic, Drazen – G67 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Qc7 10. Qf3 Nbd7
1963 YUG Ch 19th – Round 7 – Bradvarevic, Aleksandar – 1/2-1/2 – Masic, Ljubomir – G27 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. O-O Nd5 10. Nxg6 hxg6
1964 Amsterdam Interzonal – Round 9 – Spassky, Boris Vasily – 1-0 – Foguelman, Alberto – G88 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. h4 Nh5 9. Nxh5 Bxh5 10. f3 h6
1964 Clare Benedict Cup 11th – Round 4 – Unzicker, Wolfgang – 1/2-1/2 – Pomar Salamanca, Arturo – G21 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. h4 h6 9. Nf4 Bh7 10. Be3 Bd6
1964 CSR Ch – Round 17 – Jansa, Vlastimil – 1-0 – Lendl, Jiri – G130 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. Nf4 Bd6 9. Bb3 Qc7 10. Qf3 Nd5
1964 Kecskemet zt – Round 1 – Tringov, Georgi P – 1/2-1/2 – Pachman, Ludek – G56 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Nd5 10. Nxg6 hxg6
1964 POL-ch21 Warsaw POL – Round 3 – Bednarski, Jacek B – 1-0 – Drozd, Ryszard – G10 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Bb3 Qc7 9. Nf4 Bd6 10. Qf3 Nd5
1964 Zagreb – Round 7 – Matanovic, Aleksandar – 1/2-1/2 – Marovic, Drazen – G38 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. Nf4 Bh7 10. Qe2 Bd6
1965 Zagreb – Round 7 – Gipslis, Aivars – 1/2-1/2 – Filip, Marius Liviu – G80 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Nbd7 10. h4 Qc7
1966 La Habana olm prel – Round 6 – Zuidema, Coen – 1-0 – Vander Hans, Carlos – G243 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. O-O Qc7 10. Nxg6 hxg6
1967 CSR Ch – Round 1 – Augustin, Josef – 1/2-1/2 – Jankovec, Ivan – G3 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. O-O Bd6 9. f4 Qc7 10. f5 Bxf5
1967 Havana Armies Ch 4th – Round 5 – Jansa, Vlastimil – 1-0 – Fierro Peraza, Olmos – G29 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. Bb3 Qc7 10. Qf3 Nbd7
1967 Rubinstein Memorial – Round 1 – Liebert, Heinz – 1/2-1/2 – Kolarov, Atanas S. – G4 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. Nf4 Bd6 9. Nxg6 hxg6 10. O-O Nbd7
1967 USSR – Round 1 – Zaitsev, Igor A – 1/2-1/2 – Pavlov, Mircea-Sergiu-Aurelian – G35 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. O-O Bd6 9. f4 Qc7 10. Kh1 Nbd7
1968 Alma Ata ch-URS – Round 7 – Gurgenidze, Bukhuti – 0-1 – Podgaets, Mikhail – G75 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. f4 Bd6 10. h5 Bh7
1968 Lugano ol (Men) qual-F – Round 1 – Westerinen, Heikki M.J. – 1-0 – Bakali, M. – G13 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. f4 Qc7 10. f5 exf5
1968 POL Ch 25th – Round 14 – Sydor, Andrzej – 1-0 – Sliwinski, Henryk – G84 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. f4 Qc7 10. f5 exf5
1968 WchT U26 15. fin-B – Round 1.1 – Westerinen, Heikki M.J. – 1-0 – Kagan, Shimon – G1 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. f4 Qc7 10. Kh1 Bf5
43. Olympiad 2018 – Round 10.34 – Scerbin, Dmitrij – 0-1 – Bareev, Evgeny – G671 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 e6 8. O-O Bd6 9. f4 Bf5 10. Nxf5 exf5
Bugojno 1978 – Round 1 – Tal, Mikhail – 1/2-1/2 – Vukic, Maroje – G11 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. h4 h6 9. Nf4 Bh7 10. O-O Bd6
FIDE WCh KO 2001 – Round 1.2 – Movsesian, Sergei – 1/2-1/2 – Malakhatko, Vadim – G98 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. f4 Bf5 10. Nxf5 exf5
FIDE WCh KO 2001 – Round 1.3 – Rublevsky, Sergei – 0-1 – Nguyen, Anh Dung – G128 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. c3 Qc7 10. Qf3 Nbd7
FIDE-Wch k.o. 1999 – Round 3.1 – Rublevsky, Sergei – 1/2-1/2 – Dreev, Aleksey – G86 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Bd6 9. c3 Nbd7 10. Qf3 Nb6
FIDE-Wch k.o. 1999 – Round 3.2 – Movsesian, Sergei – 1/2-1/2 – Leko, Peter – G96 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. O-O Bd6 9. Nf4 Qc7 10. Nxg6 hxg6
Olympiad 2002 – Round 9 – Tiviakov, Sergei – 1/2-1/2 – Asrian, Karen – G307 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8. Nf4 Nd5 9. Nxg6 hxg6 10. c3 Nd7

B18k — Classical

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Bc4 e6 7.N1e2 Nf6

Eval: [-0.10]

Les coups candidats

8.O-O — 53.5% (641 parties)

Ambassadeurs : Madl, Ildiko (7x), Westerinen, Heikki M.J. (6x), Feher, Gyula (5x), Milos, Gilberto (5x), Savitskiy, Sergey (5x), Marciano, David (4x), Solozhenkin, Evgeniy (4x), Belyakov, Bogdan (4x)

8.Nf4 — 33.5% (401 parties)

Ambassadeurs : Tiviakov, Sergei (13x), Rublevsky, Sergei (7x), Dreev, Aleksey (6x), Lazarev, Efim M. (4x), ? (4x), Liebert, Heinz (3x), Gomez Baillo, Jorge H. (3x), Perez Rodriguez, Jose Manuel (3x)

8.h4 — 9.8% (117 parties)

Ambassadeurs : Varshini, V (4x), Milov, Leonid (3x), Olafsson, Fridrik (2x), Zalys, Ignas (2x), Laske, Manfred (2x), Tal, Mikhail (2x), Hole, Oystein (2x), Royset, Jon Kr. (2x)

8.c3 — 1.2% (14 parties)

Ambassadeurs : Osbun, Erik (1x), Burlingame, Mabel (1x), Kochseder, Georg (1x), Schweizer, Wolfgang, Dr. (1x), Manik, Mikulas (1x), Szamos, Alexander (1x), Bjornsson, Tomas (1x), Ragnarsson, Johann (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.O-O	8.Nf4	8.h4	8.c3
<1800	35	57%	31%	9%	3%
1800-2200	370	55%	31%	10%	1%
2200-2600	442	59%	29%	9%	2%
2600+	28	21%	71%	4%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.O-O	8.Nf4	8.h4	8.c3
1950s	3	100%	—	—	—
1960s	85	27%	52%	14%	1%
1970s	54	35%	43%	19%	—
1980s	45	58%	24%	16%	—
1990s	229	57%	33%	7%	0%
2000s	389	59%	32%	8%	1%
2010s	356	55%	29%	11%	2%
2020s	37	41%	51%	8%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.O-O	55%	41%	▼ -14.5%
8.Nf4	29%	51%	▲ +21.9%
8.h4	11%	8%	▼ -3.1%
8.c3	2%	0%	▼ -2.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Kasparov, Garry — 3 parties
Botvinnik, Mikhail — 2 parties
Anand, Viswanathan — 1 partie

Parties historiques

8.O-O — 53.5% (641 parties)

1956 — Keres, Paul vs Golombek, Harry — 1-0 — Moscow RUS
1958 — Fichtl, Jiri vs Golombek, Harry — 1-0 — Munich olm fin-A
1958 — Dely, Peter vs Florian, Tibor — 0-1 — HUN-ch Budapest HUN
1960 — Simagin, Vladimir vs Flohr, Salo — 1/2-1/2 — Vilnius LTU
1960 — Simagin, Vladimir vs Liberzon, Vladimir M — 1-0 — Leningrad ch-URS

8.Nf4 — 33.5% (401 parties)

1960 — Tal, Mikhail vs Botvinnik, Mikhail — 1-0 — Moskou wch-m
1960 — Tolush, Alexander V vs Pfeiffer, Gerhard — 1-0 — Hamburg GER
1960 — Kaliwoda, Kurt vs Foguelman, Alberto — 1-0 — Leipzig GER
1961 — Pedersen, Eigil vs Nielsen, Axel — 1-0 — Nykobing
1961 — Balabanov, Aleksandr Dm vs Ljiliak — 0-1 — Belgrade SRB

8.h4 — 9.8% (117 parties)

1960 — Olafsson, Fridrik vs Redolfi, Argentino Rodolfo — 1/2-1/2 — Mar del Plata ARG
1961 — Keres, Paul Petrovich vs Olafsson, Fridrik — 1-0 — Bled SLO
1962 — Stein, Leon Rico vs Petrosian, Tigran A. — 1/2-1/2 — Stockholm SWE
1962 — Lundqvist, Ake vs Iqbal Ahmad Khan — 1-0 — corr Wch4
1964 — Unzicker, Wolfgang vs Pomar Salamanca, Arturo — 1/2-1/2 — Lenzerheide

8.c3 — 1.2% (14 parties)

1962 — Osbun, Erik vs Burlingame, Mabel — 1-0 — Berkeley
1993 — Kochseder, Georg vs Schweizer, Wolfgang, Dr. — 0-1 — Schney
2001 — Manik, Mikulas vs Szamos, Alexander — 1/2-1/2 — Presov SVK
2006 — Ruiz Marana, Alejandro vs Almagro Llamas, Pablo — 0-1 — Madrid ESP
2008 — Bjornsson, Tomas vs Ragnarsson, Johann — 1/2-1/2 — Reykjavik ISL

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