B57b — Sicilian: Sozin, 6…Bd7

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Bd7 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), les cases fortes b5, d5 et f5, un fou actif en c4, la paire de fous et la colonne semi-ouverte d.

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) ; Tour sur colonne d.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur une majorité de pions à l'centre (2 contre 1), les cases fortes g4 et e5, un avant-poste en e5, un fou actif en d7, la paire de fous et la colonne semi-ouverte c.

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 fou f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Bb4 (Développer Bf8) ; ...Na5 (Attaquer Bc4) ; ...d5 (Rupture) ; ...e6 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● e7→d6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (3v0), ● d5 (3v1), ● f5 (2v1)	● g4 (2v1), ● e5 (2v0)
Cases faibles	—	—
Centre	● d5 (3v1)	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc4	● Bc4 Actif (mob. 9)
Bd7		● Bd7 Actif (mob. 5)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	3 (c1, a1, h1)	3 (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	● e4-e5, ● f2-f3	● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1909 St Petersburg – Round 1 – Schlechter, Carl – 1-0 – Duz-Khotimirsky, Fedor Ivanovich – G36 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 e6 8. O-O a6 9. Nxc6 Bxc6 10. Qe2 Be7
1911 Carlsbad – Round 23 – Nimzowitsch, Aron – 1-0 – Duz-Khotimirsky, Fedor Ivanovich – G18 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 Nxe4 8. Nxe4 Qa5+ 9. c3 Qe5 10. Qe2 d5
1911 Karlsbad – Round ? – Nimzowitsch, Aron – 1-0 – Dus Chotimirsky, Fedor – G300 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 Nxe4 8. Nxe4 Qa5+ 9. c3 Qe5 10. Qe2 d5
1948 Venice – Round 13 – Tartakower, Savielly – 0-1 – Grob, Henry – G91 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Be3 g6 8. f3 Bg7 9. Qd2 a6 10. Nxc6 Bxc6
1950 Moskou ch-URS – Round 1 – Lipnitsky, Isaac – 1/2-1/2 – Boleslavsky, Isaac – G74 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. f4 g6 8. Nxc6 Bxc6 9. e5 dxe5 10. Qxd8+ Rxd8
1951 Hungary Ch – Round 1 – Florian, Tibor – 0-1 – Benko, Pal – G64 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Be3 g6 8. h3 Bg7 9. Qd2 O-O 10. O-O-O Nxd4
1953 Candidats Tournament – Round 15 – Geller, Efim P – 1/2-1/2 – Averbakh, Yuri L – G97 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 Qa5 8. Bxf6 gxf6 9. Nb3 Qg5 10. O-O Rg8
1954 Hastings5455 – Round 9 – Szabo, Ladislav – 1-0 – Fuderer, Andrija – G37 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 e6 8. Ndb5 Qb8 9. Bxf6 gxf6 10. f4 a6
1955 Hamburg – Round 12 – Teschner, Rudolf – 1-0 – Castaldi, Vincenzo – G91 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. f3 a6 8. Be3 e6 9. O-O Be7 10. Bb3 O-O
1956 Moscow olm fin-B – Round 4 – Prins, Laura – 0-1 – Olafsson, Fridrik – G40 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. f4 g6 8. Nxc6 Bxc6 9. Qe2 Bg7 10. O-O O-O
1957 New Jersey State Ch Open – Round 1 – Fischer, Robert J – 1-0 – Saidy, Anthony – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 e6 8. O-O Be7 9. Be3 O-O 10. f4 Nxd4
1957 Przepiorka Memorial – Round 1 – Ciocaltea, Victor – 1-0 – Doda, Zbigniew – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Qf2 O-O
1957 Sombor – Round 4 – Bogdanovic, Rajko – 1/2-1/2 – Smailbegovic, H. – G54 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 Qb6 8. Nb3 e6 9. Qd2 Be7 10. O-O Ne5
1957 USA Ch Open 58th – Round 8 – Kaufman, Alan – 0-1 – Saidy, Anthony – G55 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. a3 g6 8. f3 Bg7 9. Be3 O-O 10. Qd2 Qc8
1958 Munich olm fin-B – Round 3 – Kostro, Jerzy – 1/2-1/2 – Kramer, Haije – G25 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 Qa5
1959 Clare Benedict Cup 06th – Round 2.2 – Nievergelt, Erwin – 0-1 – Scafarelli, Francesco – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Bg7 9. Be3 Na5 10. g4 h6
1959 New York ch-USA – Round 4 – Ault, Robin – 0-1 – Sherwin, James T – G23 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 d6 6. Bc4 Bd7 7. Bg5 e6 8. O-O a6 9. a4 Be7 10. Bb3 O-O
1960 AUS Ch – Round 11.6 – Sarapu, Ortvin – 1-0 – Teters, A.. – G52 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 Bd7 7. Bg5 e6 8. O-O Be7 9. Ndb5 Ne5 10. Be2 Bxb5
1960 Mar del Plata – Round 15 – Fischer, Robert J – 1-0 – Marini, Luis – G115 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Na5 9. Bg5 Bg7 10. Qd2 h6
1961 Baden Vienna AUT – Round 1 – Barthe Paoli, Louis – 0-1 – Averbakh, Yuri L – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1961 Baku ch-URS – Round 17 – Lein, Anatoly – 0-1 – Averbakh, Yuri L – G161 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Nxc6 Bxc6 8. Qe2 e6 9. Bf4 Qa5 10. O-O-O O-O-O
1962 Asztalos Memorial 5th – Round 15 – Pogats, Jozsef Jr. – 0-1 – Pietzsch, Wolfgang – G113 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Nxd4 8. Qxd4 g6 9. f3 Bg7 10. Be3 O-O
1962 Belgrade – Round 7 – Ciocaltea, Victor – 1/2-1/2 – Gligorić, Svetozar – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Rc8 9. Nxc6 bxc6 10. Be3 Bg7
1962 Bucharest – Round 10 – Georgescu, Vasile-Maxim – 0-1 – Drimer, Dolfi – G53 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. h3 e6 8. O-O Be7 9. Ndb5 Qb8 10. a4 a6
1962 Stevenson Memorial 10th – Round 11 – Lee, Peter N – 1-0 – Matchett, Harry Gethin Thorp – G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. a3 g6 8. Be3 Bg7 9. f3 O-O 10. Qd2 Rc8
1962 Torremolinos zt – Round 1 – Parma, Bruno – 1-0 – Scafarelli, Francesco – G33 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Bg7 9. Be3 a6 10. Qd2 Rc8
1962 Whitby ch-BCF – Round 11 – Penrose, Justin – 1/2-1/2 – Wade, Robert G – G113 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1963 Asztalos Memorial – Round 5 – Bronstein, David I – 1/2-1/2 – Paoli, Enrico – G14 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Nf3 e6 8. O-O a6 9. a3 Be7 10. Bf4 Qc7
1963 AUS Ch – Round 12 – Crowl, Frank Arthur – 1/2-1/2 – Hay, Trevor – G19 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Be3 g6 8. f3 Bg7 9. Qd2 Rc8 10. Bb3 Ne5
1963 Bad Liebenstein – Round 3 – Ciocaltea, Victor – 1/2-1/2 – Szilagyi, Gyorgy Laszlo – G20 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Nxd4 8. Qxd4 g6 9. f3 Bg7 10. Be3 O-O
1963 ENG-NLD m – Round 2.6 – Bergsma, Klaas – 1/2-1/2 – Barden, Leonard – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 b5
1963 FRG Ch Bad Pyrmont GER – Round 13 – Pfleger, Helmut, Dr. – 1-0 – Hinne, Jobst – G27 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1964 Ilford qual – Round 1 – Hindle, Owen M – 1-0 – Barden, Leonard – G1 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1964 Liberation – Round 4 – ? – 1/2-1/2 – Bronstein, David I – G12 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1964 Sarajevo 07th – Round 7 – Parma, Bruno – 1/2-1/2 – Dely, Peter – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 g6 8. g3 Nxd4 9. Qxd4 Bg7 10. Bg5 O-O
1964 Tel Aviv olm fin-A – Round 2 – Radovici, Corvin – 1/2-1/2 – Addison, Wiliam G – G34 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. f3 Na5 9. Be3 Nc4 10. Bxc4 Rxc4
1964 WchT U26 11. fin-B – Round 7.2 – Rugiadini, Andrea – 1/2-1/2 – Pavlov, Mircea-Sergiu-Aurelian – G33 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. h3 e6 8. Be3 Be7 9. g4 Nxd4 10. Qxd4 O-O
1965 Belgrade – Round 3 – ? – 1-0 – Velimirovic, Dragoljub – G19 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1965 Novi Sad – Round 5 – Planinec, Albin – 1/2-1/2 – Bertok, Mario Jr. – G50 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Be7 9. Qe2 Nxd4 10. Bxd4 Qa5
1965 Novi Sad – Round 7 – Planinec, Albin – 1-0 – Puc, Stojan – G66 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Bg5 O-O
1965 Titograd – Round 10 – Bogdanovic, Rajko – 0-1 – Velimirovic, Dragoljub – G73 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. Be3 Ng4 9. Nxc6 bxc6 10. Qf3 f5
1965 Titograd – Round 11 – Matanovic, Aleksandar – 1/2-1/2 – Bertok, Mario Jr. – G77 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. Nde2 Bg7 10. Nf4 O-O
1965 Titograd – Round 5 – Matanovic, Aleksandar – 1-0 – Velimirovic, Dragoljub – G39 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. h3 Na5 9. O-O Nxb3 10. cxb3 e5
1965 Zinnowitz GER – Round 3 – Hennings, Artur – 0-1 – Szilagyi, Gyorgy Laszlo – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Be3 Ng4 8. O-O Nxe3 9. fxe3 e6 10. Bb3 Qe7
1966 Asztalos Memorial 9th – Round 9 – Pelitov, Dimitar – 1-0 – Paoli, Enrico – G48 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1966 Budapest – Round 1 – Adorjan, Andras – 1-0 – Szilagyi, Gyorgy Laszlo – G23 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1966 La Habana olm fin-A – Round 3 – Calvo José Minguez, Ricardo – 0-1 – Addison, Wiliam G – G52 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. Be3 Bg7 10. f3 O-O
1966 La Habana olm fin-A – Round 4 – Sigurjonsson, Gudmundur – 0-1 – Addison, Wiliam G – G72 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. f3 a6 9. Be3 e6 10. g4 h6
1966 La Habana olm prel – Round 2 – Alvarez del Monte, Jose – 0-1 – Pomar Salamanca, Arturo – G59 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. Be3 Bg7 10. Qe2 Ng4
1966 Palma de Majorca ESP – Round 12 – Lehmann, Heinz – 1-0 – Pomar Salamanca, Arturo – G19 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Be7 9. Qe2 a6 10. O-O-O Qc7
1966 Palma de Mallorca – Round 1 – Lehmann Garcia, Daniel William – 1-0 – Pomar Salamanca, Arturo – G3 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Be7 9. Qe2 a6 10. O-O-O Qc7
1966 Palma de Mallorca – Round 5 – Medina-Garcia, Antonio – 0-1 – Pomar Salamanca, Arturo – G30 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 Bd7 7. Be3 Ng4 8. Nxc6 bxc6 9. O-O Qc8 10. Bf4 e5
1966 Reykjavik – Round 11 – Vasiukov, Evgeni – 1/2-1/2 – Palmason, Gudmundur – G54 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Be3 a6 8. f3 e6 9. Qd2 b5 10. Bb3 Na5
1966 Tel Aviv 6th – Round 6 – Yanofsky, Daniel Abraham – 1-0 – Szilagyi, Gyorgy Laszlo – G19 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1966 Titovo Uzice – Round 1 – Jovcic, Milan – 0-1 – Averbakh, Yuri L – G61 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Qa5 8. f3 a6 9. Be3 e6 10. Qd2 b5
1966 Titovo Uzice – Round 2 – Parma, Bruno – 1/2-1/2 – Averbakh, Yuri L – G83 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Bg5 O-O
1966 Yugoslavia – Round 1 – Matulovic, Milan – 1-0 – Bertok, Mario Jr. – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. Bg5 a6 9. Bxf6 gxf6 10. Qh5 Ne5
1967 Budva – Round ? – Bogdanovic, Rajko – 1/2-1/2 – Taimanov, Mark E – G34 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. Be3 Na5 9. f4 Nxb3 10. axb3 e5
1967 Budva – Round 1 – Bogdanovic, Rajko – 1/2-1/2 – Taimanov, M. – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. Be3 Na5 9. f4 Nxb3 10. axb3 e5
1967 Clare Benedict Cup 14th – Round 4.1 – Kupper, Josef – 0-1 – Pomar Salamanca, Arturo – G18 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 Bd7 7. Bb3 Rc8 8. f3 g6 9. Be3 Na5 10. Qd3 a6
1967 DSV-Turnier – Round 14 – Espig, Lutz – 0-1 – Liberzon, Vladimir M – G87 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Be3 Ng4 8. Nxc6 bxc6 9. O-O Nxe3 10. fxe3 e6
1967 Hoogovens – Round 3 – Robatsch, Karl – 0-1 – Pomar Salamanca, Arturo – G18 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Bc4 Bd7 7. Bg5 e6 8. O-O a6 9. Nxc6 Bxc6 10. Qe2 Be7
1967 ROM Ch – Round 13 – Drimer, Dolfi – 1-0 – Demian, Valer-Vasile – G90 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Be7 9. Qe2 O-O 10. O-O-O a6
1967 Sousse Interzonal – Round 9 – Bouaziz, Slim – 1/2-1/2 – Sarapu, Ortvin – G83 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1967 URS Team Ch – Round 1 – Mnatsakanian, Eduard A – 1-0 – Taimanov, Mark E – G100 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. Bg5 Qa5 9. Bxf6 gxf6 10. Qd2 Rg8
1968 Budapest – Round ? – Kovacs, Laszlo M – 1-0 – Szilagyi, Peter – G88 1. e4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1968 Budapest – Round 1 – Dely, Peter – 1-0 – Szilagyi , Ludovic – G43 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. Be3 Ng4 9. Nxc6 bxc6 10. Qf3 Ne5
1968 Buenos Aires – Round 11 – Cuasnicu, Oscar – 0-1 – Panno, Oscar – G73 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. O-O e6 9. Kh1 Be7 10. f4 O-O
1968 Hoogovens – Round 13 – Ciric, Dimitrije – 1-0 – Tal, Mikhail – G116 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. h3 Nxd4 8. Qxd4 g6 9. O-O Bg7 10. Be3 O-O
1968 Kislovodsk – Round 10 – Ryts, J. – 1/2-1/2 – Simagin, Vladimir – G76 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Na5 9. f4 g6 10. O-O Bh6
1968 Kislovodsk – Round 8 – Khasin, Abram – 0-1 – Simagin, Vladimir – G63 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 e6 8. Bg5 a6 9. O-O Be7 10. Nde2 Qc7
1968 Lugano ol (Men) – Round 1 – Petersen, Finn – 0-1 – Drimer, Dolfi – G45 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. Be3 Bg7 10. h3 Na5
1968 Mar del Plata ch-ARG – Round 8 – Rossetto, Hector – 1/2-1/2 – Colque Ocampo, Rudy – G54 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bc4 Bd7 7. h3 Rc8 8. Bb3 g6 9. Be3 Bg7 10. g4 Ne5
1968 Meldorf U26 – Round 1 – Horn, Peter – 0-1 – Mestrovic, Zvonimir – G3 1. e4 c5 2. Nc3 d6 3. Nge2 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Bc4 Bd7 7. Bb3 Rc8 8. Bg5 Qa5 9. Bxf6 gxf6 10. O-O Qg5
1968 ROM Ch – Round 1 – Ghizdavu, Dumitru – 1/2-1/2 – Mititelu, Gheorghe – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. O-O g6 9. Be3 Bg7 10. h3 O-O
1968 ROM Ch – Round 12 – Stanciu, Traian – 1-0 – Drimer, Dolfi – G67 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. Be3 Bg7 10. h3 Na5
1968 ROM Ch – Round 18 – Urzica, Aurel – 1/2-1/2 – Mititelu, Gheorghe – G104 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bg5 Qa5 8. Bxf6 gxf6 9. Nb3 Qg5 10. g3 h5
1968 ROM Ch – Round 3 – Drimer, Dolfi – 1/2-1/2 – Mititelu, Gheorghe – G17 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 a6 8. Be3 g6 9. f3 Bg7 10. Qd2 Rc8
1968 Skopje/Ohrid – Round 2 – Savon, Vladimir – 1/2-1/2 – Sofrevski, Jovan – G14 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. O-O O-O
1969 Budapest – Round 1 – Ladanyike-Karakas, Eva – 0-1 – Bilunova, Rimma I – G16 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. f3 Bg7 10. Be3 O-O
1969 Budapest ch-HUN – Round 1 – Vadasz, Laszlo – 1-0 – Sapi, Laszlo – G61 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 Rc8 8. h3 a6 9. O-O e6 10. Nxc6 Bxc6
1969 Buenos Aires – Round 3 – Rossetto, Hector – 1/2-1/2 – Acosta Garcia, Rafael Isaac – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. O-O g6 9. Be3 Bg7 10. Nxc6 Bxc6
1969 Buenos Aires ch-ARG – Round 8 – Debarnot, Roberto – 0-1 – Pelikan, Anna – G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. f3 Rc8 8. Bb3 g6 9. Be3 Bg7 10. g4 Qa5
1969 Capablanca Memorial – Round 12 – Korchnoi, Viktor – 1-0 – Panno, Oscar – G90 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Bg5 Qa5
1969 Hastings6970 – Round 7 – Acuna Medina, Angel G. – 0-1 – Gligoric, Sofija – G31 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 a6 8. O-O e6 9. f4 Be7 10. f5 Nxd4
1969 IBM I – Round 6 – Vasiukov, Evgeni – 1/2-1/2 – Stein, Leon Rico – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. Be3 Na5 9. f3 Rc8 10. Qd3 Bg7
1969 IBM I – Round 8 – Damjanovic, Marko – 1/2-1/2 – Stein, Leon Rico – G32 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 O-O
1969 IBM-B – Round 6 – Scholl, Eckhard – 0-1 – Ostojic, Predrag – G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. Be3 Na5 9. f3 Rc8 10. Qd3 a6
1969 Moskou ch-URS – Round 1 – Tal, Mikhail – 1/2-1/2 – Stein, Leon Rico – G135 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Bg5 O-O
1969 Moskou ch-URS – Round 1 – Vasiukov, Evgeni – 0-1 – Stein, Leon Rico – G134 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. f3 a6 9. g4 e6 10. g5 Nh5
1969 POL Ch 26th – Round 10 – Grabczewski, Romuald – 1-0 – Serwinski, Benedykt – G48 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. f3 a6 9. Be3 e6 10. g4 Nxd4
1969 Sarajevo – Round 14 – Bogdanovic, Radivoje – 1-0 – Mestrovic, Zvonimir – G96 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 Rc8 8. Be3 g6 9. f3 Bg7 10. Qd2 O-O
1969 Skopje – Round 1 – Ostojic, Predrag – 1-0 – Sofrevski, Jovan – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 e6 8. Be3 Be7 9. Qe2 Rc8 10. O-O-O a6
1969 URS-ch37 – Round 19 – Tal, Mikhail – 1/2-1/2 – Stein, Leonid – G7 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Bg5 O-O
1969 Wch jr final A – Round 10 – Vogt, Lothar – 0-1 – Andersson, Ulf 1949 – G26 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 Qa5 8. O-O g6 9. Be3 Bg7 10. h3 O-O
1969 YUG Ch 24th – Round 10 – Ostojic, Predrag – 1-0 – Nicevski, Risto – G33 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. h3 g6 8. Be3 Bg7 9. O-O O-O 10. Bb3 Nxd4
1969 Yugoslavia – Round 1 – Ostojic, Predrag – 1-0 – Nicevski, Risto – G15 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. h3 g6 8. Be3 Bg7 9. O-O O-O 10. Bb3 Nxd4
1972 Skopje ol (Men) fin-A – Round 2 – Bednarski, Jacek – 1-0 – Emma, Jaime – G245 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 Rc8 8. f3 a6 9. Be3 Qa5 10. Qd2 e6
7. World Team Championship 2010 – Round 2 – Firat, Burak – 1/2-1/2 – Mamedov, Nidjat – G35 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Bb3 g6 8. Be3 Ng4 9. Nxc6 bxc6 10. Qf3 Ne5
TCh-RUS 2008 – Round 9 – Novikov, Stanislav – 0-1 – Dreev, Aleksey – G250 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. Be3 Ng4 9. Nxc6 bxc6 10. Qf3 Ne5
World Blitz 2016 – Round 21.19 – Bosiocic, Marin – 0-1 – Li, Chao – G823 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Bd7 7. Be3 Ng4 8. Nxc6 bxc6 9. Qf3 Ne5 10. Qe2 Nxc4

B57b — Sozin

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Bd7

Eval: [+0.40]

Les coups candidats

7.O-O — 38.4% (907 parties) →

Ambassadeurs : Matnadze Bujiashvili, Ann (17x), Robatsch, Karl (16x), Paoli, Enrico (8x), Yoos, John C. (7x), Baklan, Vladimir (6x), Hennings, Artur (5x), Makarichev, Sergey (5x), Sokolov, Andrei (5x)

7.Bb3 — 34.8% (822 parties)

Ambassadeurs : Mestrovic, Zvonimir (7x), Stein, Leon Rico (6x), Robatsch, Karl (6x), Velimirovic, Dragoljub (6x), Pomar Salamanca, Arturo (5x), Drimer, Dolfi (5x), Parma, Bruno (5x), Stein, Leonid (5x)

7.Be3 — 11.4% (270 parties)

Ambassadeurs : Dobos, Jozsef (4x), Moe, Mogens (3x), Feletar, Darko (3x), Ueter, Heinz-Dieter (2x), Lombardy, William J (2x), Wolff, Patrick G (2x), Formanek, Edward (2x), Kopec, Danny (2x)

7.Bg5 — 6.3% (148 parties)

Ambassadeurs : Nimzowitsch, Aron (2x), Duz-Khotimirsky, Fedor Ivanovich (2x), Kruppa, Yuri (2x), Pace, Antonio (2x), Scafarelli, Francesco (2x), Friedel, Joshua (2x), Karklins, Andrew (2x), Eisinger Max (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.O-O	7.Bb3	7.Be3	7.Bg5
<1800	36	56%	14%	19%	3%
1800-2200	491	38%	29%	15%	8%
2200-2600	1156	40%	36%	10%	6%
2600+	28	39%	29%	14%	4%

Évolution par décennie (% des parties)

Décennie	N parties	7.O-O	7.Bb3	7.Be3	7.Bg5
1850s	1	—	100%	—	—
1900s	1	—	—	—	100%
1910s	5	40%	—	—	60%
1920s	9	78%	—	—	11%
1930s	6	67%	—	—	33%
1940s	2	—	—	100%	—
1950s	68	71%	13%	3%	7%
1960s	208	23%	60%	6%	1%
1970s	191	32%	51%	6%	4%
1980s	143	43%	38%	10%	6%
1990s	419	37%	32%	14%	8%
2000s	662	43%	30%	11%	6%
2010s	509	40%	32%	12%	7%
2020s	141	23%	25%	24%	9%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.O-O	40%	23%	▼ -17.0%
7.Bb3	32%	25%	▼ -7.6%
7.Be3	12%	24%	▲ +12.5%
7.Bg5	7%	9%	▲ +2.1%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 9 parties
Euwe, Max — 3 parties
Lasker, Emanuel — 1 partie
Anand, Viswanathan — 1 partie
Botvinnik, Mikhail — 1 partie
Hou, Yifan — 1 partie
Fischer, Robert James — 1 partie

Parties historiques

7.O-O — 38.4% (907 parties)

1911 — Vidmar, Marjeta vs Bernstein, Olivia — 1-0 — San Sebastian ESP
1918 — Van Gelder, Gerrit vs Marchand, Max — 1-0 — Amsterdam NED
1920 — Schapiro, Morris Abraham vs Janowski, Dawid — 0-1 — New York, NY USA
1920 — Lasker, Emanuel vs C Keyzer — 0-1 — Amsterdam NED
1921 — Spielmann, Rudolf vs Selezniev, Alexey — 1/2-1/2 — Triberg

7.Bb3 — 34.8% (822 parties)

1858 — Leman, H vs Pomar Salamanca, Arturo — 1-0 — A
1955 — Wade, Robert G vs Van Hoorde, Alexandre — 1-0 — Mont Pelerin sur Vevey
1957 — Fischer, Robert J vs Saidy, Anthony — 1-0 — East Orange
1957 — Ciocaltea, Victor vs Doda, Zbigniew — 1-0 — Szczawno Zdroj
1958 — Kostro, Jerzy vs Kramer, Haije — 1/2-1/2 — Munich GER

7.Be3 — 11.4% (270 parties)

1947 — Surmann, Friedrich vs Menke, Gerhard — 1-0 — Lueneburg GER
1948 — Tartakower, Savielly vs Grob, Henry — 0-1 — Venice ITA
1951 — Florian, Tibor vs Benko, Pal — 0-1 — Hungary ch
1955 — Griffiths, Derek Francis K vs Barden, Leonard — 1-0 — Southend
1963 — Konrad Eberhard vs Hinne, Jobst — 0-1 — Helmbrechts GER

7.Bg5 — 6.3% (148 parties)

1909 — Schlechter, Carl vs Duz-Khotimirsky, Fedor Ivanovich — 1-0 — St Petersburg RUS
1911 — Nimzowitsch, Aron vs Dus Chotimirsky, Fedor — 1-0 — Carlsbad CZE
1911 — Nimzowitsch, Aron vs Duz-Khotimirsky, Fedor Ivanovich — 1-0 — Carlsbad CZE
1911 — Lawrence, Thomas F vs Fox, Nick — 1-0 — San Sebastian ESP
1924 — Kier, Aage vs Aagaard Jensen, Mads — 1-0 — Randers DEN

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