C77t — Spanish: Wormald Attack, 5…b5 6.Bb3 Bc5 7.c3

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 b5 6.Bb3 Bc5 7.c3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte d5, un fou actif en b3 et la paire de fous.

Côté adverse. Le fou enfermé 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 cavalier b1, le fou c1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nc3 (Développer Nb1) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4) ; Bc2 (Anticiper ...Na5).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur un fou actif en c5 et la paire de fous.

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 c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Na5 (Attaquer Bb3) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, d2→c3	● a6→b5
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1)	—
Cases faibles	—	—
Centre	● d5 (2v1)	● d4 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bb3	● Bb3 Actif (mob. 7)
Bc5		● Bc5 Actif (mob. 10)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	4 (b1, 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	fermé
Ruptures	● c3-c4, ● d2-d3	● …d7-d6, ● …d7-d5

Partie
1900 DSB-12.Kongress – Round 1 – Showalter, Jackson – 1/2-1/2 – Schlechter, Carl – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. d3 Be6 9. Nbd2 O-O 10. Nf1 Ne7
1903 It (Men) Monte Carlo MNC – Round 14 – Albin, Adolf – 0-1 – Rubinstein, Akiba – G68 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. d3 d5 9. exd5 Nxd5 10. Qe4 Nde7
1920 Gothenburg-B – Round 7 – Olsson, Anton – 0-1 – Euwe, Max – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 a6 5. Ba4 b5 6. Bb3 Bc5 7. c3 O-O 8. d3 d5 9. Bg5 dxe4 10. dxe4 Be7
1922 Hastings Six-Masters – Round 1 – Thomas, George Alan – 0-1 – Rubinstein, Akiba – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. d3 Ne7 10. Bg5 Ng6
1923 Karlsbad – Round 1 – Bellod Thomas, Gonzalo – 1/2-1/2 – Gruenfeld, Ernst – G73 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. d3 Be6 9. Nbd2 O-O 10. Nf1 Bxb3
1923 Karlsbad – Round 1 – Thomas, George Alan – 1-0 – Spielmann, Rudolf – G75 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O O-O 9. d3 Bg4 10. Be3 Qe7
1923 Karlsbad – Round 1 – Yates, Frederic D – 1/2-1/2 – Chajes, Oscar – G76 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. c3 b5 7. Bb3 d6 8. O-O Bg4 9. d3 Qe7 10. Bg5 Nd8
1926 Budapest – Round 1 – Yates, Frederic D – 1-0 – Rubinstein, Akiba – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. Rd1 Qe7 10. d4 Bb6
1930 Scarborough – Round 5 – Yates, Frederic D – 1-0 – Sergeant, Edward – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. Rd1 Qe7 10. d4 Bb6
1935 Hastings3536 – Round 8 – Thomas, George Alan – 1-0 – Tylor, Theodore Henry – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. c3 b5 7. Bb3 d6 8. d3 Qe7 9. Nbd2 Ng4 10. O-O g5
1935 Vienna – Round 2 – Gereben, Erno – 0-1 – Eliskases, Erich – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 Qe7 8. O-O d6 9. d3 Be6 10. Bg5 h6
1938 Ljubljana – Round 8 – Asztalos, Lajos – 1/2-1/2 – Sorli Bel, Josep – G59 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O h6 9. Nxe5 Nxe5 10. d4 d6
1946 Buenos Aires ch-ARG – Round 1 – Rossetto, Hector – 1-0 – Falcon, Enrique – G39 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O Bg4 9. h3 Bh5 10. d3 h6
1946 Mar del Plata – Round 13 – Hounie Fleurquin, Carlos – 0-1 – Maderna, Carlos – G121 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. c3 b5 7. Bb3 d6 8. O-O Bg4 9. d3 Qe7 10. Bg5 Nd8
1946 Mar del Plata – Round 9 – Letelier Martner, Rene – 0-1 – Michel, Pascal – G89 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 a6 5. Ba4 Bc5 6. c3 b5 7. Bb3 d6 8. d3 O-O 9. Nbd2 Be6 10. Bc2 Bb6
1948 Karlovy Vary – Round 9 – Zita, Filip – 1/2-1/2 – Rohacek, Ivan – G97 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. h3 O-O 10. O-O Nh5
1954 Leningrad – Round 9 – Spassky, Boris V. – 1/2-1/2 – Ragozin, Viacheslav – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O Be6 9. Rd1 Bxb3 10. axb3 O-O
1955 Gothenburg Interzonal – Round 16 – Pachman, Ludek – 1/2-1/2 – Bisguier, Arthur B – G153 1. e4 Nc6 2. Nf3 e5 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O O-O 9. Rd1 Qe7 10. d3 Be6
1955 Novi Sad – Round 7 – Segi, Lajos – 1-0 – Puc, Stojan – G65 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. h3 Be6 9. Bc2 O-O 10. O-O Nh5
1956 CSR Ch – Round 17 – Fichtl, Jiri – 1-0 – Sidlo, Oldrich – G160 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. Rd1 Bg4 10. h3 Bxf3
1956 Moscow olm fin-B – Round 5 – De Greif, Boris – 1-0 – Dworzynski, Roman – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O O-O 9. Rd1 Qe7 10. d4 exd4
1956 Moscow olm prel – Round 7 – Tringov, Georgi P – 1-0 – Dworzynski, Roman – G236 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. Rd1 Qe7 10. h3 Be6
1957 Leningrad Ch – Round 19 – Ragozin, Viacheslav – 1-0 – Mnatsakanian, Eduard A – G146 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. d3 Bg4 10. h3 Bh5
1957 Moskou ch-URS – Round 1 – Gurgenidze, Bukhuti – 0-1 – Nezhmetdinov, Rashid – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O O-O 9. Rd1 Qe7 10. h3 Bb6
1958 HUN Ch 13th – Round 6 – Ozsvath, Andras – 1-0 – Hajtun, Jozsef – G52 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. d3 Qe7 10. Nbd2 Bb6
1960 UKR Ch – Round 3 – Stein, Leonid – 1-0 – Shianovsky, Vladislav I – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. c3 b5 7. Bb3 d6 8. O-O h6 9. a4 Bg4 10. axb5 axb5
1960 USSR – Round 1 – Stein, Leonid – 1-0 – Shianovsky, Vladislav I – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O h6 9. a4 Bg4 10. axb5 axb5
1961 Vrnjacka Banja ct women – Round 2 – Lane, Lisa – 1-0 – Chaude de Silans, Chantal – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O Qe7 9. Rd1 d6 10. d3 Bb6
1965 Chacabuco – Round 4 – Pelikán, Jiří – 1-0 – Kuperman, Carlos – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. d3 h6 10. Be3 Bg4
1967 Sweden (ch) – Round 10 – Skold, Kristian – 1/2-1/2 – Kinnmark, Ove – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. h3 Qe7 10. d3 h6
1967 URS Team Ch – Round 1 – Kupreichik, Viktor D – 0-1 – Mukhin, Mikhail – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. d3 h6 10. h3 Re8
1969 Rubinstein Memorial – Round 2 – Radovici, Corvin – 1/2-1/2 – Levy, David N L – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. d3 O-O 9. Be3 Bxe3 10. fxe3 Na5
1969 Wch jr final A – Round 1 – Vujacic, Borivoje – 0-1 – Karpov, Aleksandr – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. d3 h6 9. Nbd2 O-O 10. Nf1 Ng4
43. Olympiad 2018 – Round 4.38 – Delgado Ramirez, Neuris – 1-0 – Docx, Stefan – G269 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. d3 d5 9. O-O d4 10. h3 h6
Amber-blindfold 15th 2006 – Round 2 – Svidler, Peter – 1/2-1/2 – Anand, Viswanathan – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. O-O O-O 9. a4 b4 10. a5 h6
FIDE World Cup 2025 – Round R2 Blitz 1 – Martinez Alcantara Jose Eduardo – 1-0 – Velimir Ivic – G424 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 c5 5. cxd5 exd5 6. Bg2 Nc6 7. O-O Be7 8. dxc5 Bxc5 9. a3 a5 10. Nc3 O-O
FIDE World Cup 2025 – Round R3 Classical 1 – Robert Hovhannisyan – 1/2-1/2 – Praggnanandhaa R – G439 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c5 6. dxc5 Na6 7. Be3 Ng4 8. Bd4 e5 9. Bc3 Re8 10. h3 Nh6
FIDE World Rapid Championship 2025 – Round 11 – Movahed Sina – 0-1 – Andrey Esipenko – G219 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 d6 8. d3 h6 9. h3 Rb8 10. Nbd2 a5
World Blitz 2016 – Round 4.15 – Bortnyk, Olexandr – 1-0 – Jumabayev, Rinat – G142 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O d6 9. h3 h6 10. Rd1 Bb6
World Blitz 2017 – Round 10.19 – Bortnyk, Olexandr – 1-0 – Sargissian, Gabriel – G506 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 a6 5. Ba4 b5 6. Bb3 Bc5 7. c3 d6 8. h3 O-O 9. d3 Be6 10. Bc2 Re8
World Rapid 2019 – Round 11.35 – Safarli, Elmir – 1-0 – Khanin, Semen – G713 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O Re8 9. Rd1 h6 10. d3 Bf8
World Rapid 2019 – Round 11.5 – Svidler, Peter – 1/2-1/2 – Mamedyarov, Shakhriyar – G729 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. O-O Re8 9. d3 h6 10. h3 d6
World Rapid 2021 – Round 8.46 – Quparadze, Giga – 1/2-1/2 – Petrosyan, Manuel – G480 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. c3 O-O 8. d3 h6 9. O-O Re8 10. Nh4 d5

C77t — Wormald Attack

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 b5 6.Bb3 Bc5 7.c3

Eval: [-0.20]

Les coups candidats

7…O-O — 50.3% (701 parties)

Ambassadeurs : Tiviakov, Sergei (6x), Etmans, Maarten (5x), Karaklajic, Nikola (5x), Lacrosse, Marc (5x), Michelle Catherina, P (5x), Varshini, V (5x), Pietruske, Siegfried (4x), Barlov, Dragan (4x)

7…d6 — 45.8% (639 parties)

Ambassadeurs : Farago, Sandor (6x), Leenhouts, Koen (4x), Ruiz Castillo, Joshua Daniel (4x), Movahed, Sina (4x), Pietruske, Siegfried (3x), ? (3x), Nagley, Tim (3x), Haslinger, Stewart G (3x)

7…Qe7 — 1.7% (24 parties)

Ambassadeurs : Herzog, Klaus (2x), Bird, Henry (1x), Mason, James (1x), Yates, Anna (1x), Liberman Rubinstein, Joseph (1x), Gereben, Erno (1x), Eliskases, Erich (1x), Capablanca, Jose (1x)

7…Bb6 — 1.0% (14 parties)

Ambassadeurs : Sarana-Hungeling, Oksana (1x), Osichansky, V. (1x), Feige, Jorge Luis (1x), Salas Arros, Cristian (1x), Laine, Panu (1x), Lehti, Juhani (1x), Santiesteban Cespedes, Gilner (1x), Larrua Gonzalez, Fernando Oscar (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…O-O	7…d6	7…Qe7	7…Bb6
<1800	43	40%	49%	2%	—
1800-2200	511	48%	48%	2%	1%
2200-2600	571	53%	45%	1%	1%
2600+	20	45%	55%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…O-O	7…d6	7…Qe7	7…Bb6
1850s	3	100%	—	—	—
1870s	2	—	50%	50%	—
1880s	1	100%	—	—	—
1890s	2	100%	—	—	—
1900s	3	67%	33%	—	—
1910s	2	50%	—	50%	—
1920s	14	57%	36%	7%	—
1930s	5	60%	20%	20%	—
1940s	8	12%	75%	12%	—
1950s	24	54%	46%	—	—
1960s	23	48%	52%	—	—
1970s	14	57%	43%	—	—
1980s	27	48%	48%	4%	—
1990s	241	51%	45%	2%	1%
2000s	401	50%	46%	1%	1%
2010s	485	51%	45%	2%	1%
2020s	140	46%	53%	—	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…O-O	51%	46%	▼ -5.4%
7…d6	45%	53%	▲ +8.3%
7…Qe7	2%	0%	▼ -1.9%
7…Bb6	1%	1%	▼ -0.5%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 3 parties
Karpov, Aleksandr — 3 parties
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

7…O-O — 50.3% (701 parties)

1853 — Staunton, Howard vs Von der Lasa, Tassilo — 1/2-1/2 — Brussels BEL
1853 — Staunton, Howard vs Von der Lasa, Tassilo — 1/2-1/2 — Brussels BEL
1853 — Staunton, Howard vs Von der Lasa, Tassilo — 1-0 — Brussels BEL
1888 — Blackburne, Joseph vs Pollock, William — 1-0 — Bradford/ Yorkshire
1893 — Agnivesh Albin vs Pollock, William — 0-1 — New York, NY USA

7…d6 — 45.8% (639 parties)

1876 — Bird, Henry vs Judd, Max — 0-1 — Philadelphia, PA USA
1900 — Showalter, Jackson vs Schlechter, Carl — 1/2-1/2 — Munich GER
1920 — Jaffe, Charles vs Marshall Viele, Fabrizio Aaron — 0-1 — New York, NY USA
1921 — Balla, Zoltan Tibor vs Schweiger, Jan — 1-0 — Budapest HUN
1923 — Bellod Thomas, Gonzalo vs Gruenfeld, Ernst — 1/2-1/2 — Carlsbad CZE

7…Qe7 — 1.7% (24 parties)

1876 — Bird, Henry vs Mason, James — 0-1 — New York, NY USA
1913 — Capablanca, Jose vs Zabinskij J — 0-1 — Warsaw POL
1926 — Yates, Anna vs Liberman Rubinstein, Joseph — 1-0 — ?
1935 — Gereben, Erno vs Eliskases, Erich — 0-1 — Vienna AUT
1946 — Thomas, George Alan vs Soultanbeieff, Victor — 1/2-1/2 — Zaandam/Wormerveer

7…Bb6 — 1.0% (14 parties)

1997 — Feige, Jorge Luis vs Salas Arros, Cristian — 0-1 — Buenos Aires ARG
1998 — Sarana-Hungeling, Oksana vs Osichansky, V. — 1-0 — Kiev UKR
2000 — Laine, Panu vs Lehti, Juhani — 1/2-1/2 — Finland
2007 — Santiesteban Cespedes, Gilner vs Larrua Gonzalez, Fernando Oscar — 1-0 — Havana CUB
2008 — Hansen, Martin vs Tikkanen, Hans — 0-1 — Ballerup DEN

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