C86h — Spanish: Worrall Attack, 7…O-O 8.c3 d6 9.d4

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 b5 7.Bb3 O-O 8.c3 d6 9.d4 * ● 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 les cases fortes d5 et g5, un fou actif en b3 et la paire de fous.

Côté adverse. Les fous enfermés en e7 et c8.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; Bg5 (Clouer Nf6) ; 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 la case forte g4 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).

Plans. ...Bg4 (Développer Bc8, clouer Nf3) ; ...Na5 (Attaquer Bb3) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, c3→d4	● a6→b5, d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1), ● g5 (2v0)	● g4 (2v0)
Cases faibles	—	—
Centre	● d5 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bb3	● Bb3 Actif (mob. 7)
Be7		● Be7 Enfermé (mob. 0)
Bc8		● Bc8 Non développé (mob. 6)
Paire de fous	● Oui	● Oui
Clouages	—	● pawn f7
Non développées	3 (b1, c1, a1)	2 (c8, a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c3-c4, ● d4-d5	● …d6-d5

Partie
1910 Hamburg Hauptturnier-B – Round 1 – Thoenes – 1-0 – Barasz, Zsigmond – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 exd4 10. cxd4 Bg4
1912 RUS Ch Vilnius LTU – Round 3 – Freiman, Andy – 1-0 – Salwe, Georg – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bb3 d6 8. O-O O-O 9. d4 Bg4 10. Rd1 Rb8
1922 Vienna – Round 1 – Reti, Richard – 1-0 – Kmoch, Hans – G67 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1922 Vienna – Round 13 – Reti, Richard – 0-1 – Rubinstein, Akiba – G90 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1923 Scheveningen – Round 5 – Fick, William Matthew Jr. – 0-1 – Norman Hansen, Holger – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qc8
1927 Hastings Premier 1926/27 7th – Round 6 – Thomas, George Alan – 1/2-1/2 – Teller, Alfred – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. c3 Be7 7. Qe2 O-O 8. d4 b5 9. Bb3 Bg4 10. Rd1 Qe8
1928 Berlin Tageblatt – Round 1 – Spielmann, Rudolf – 1-0 – Rubinstein, Akiba – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Qe2 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1928 It BSG Berlin GER – Round 2 – Brinckmann, Alfred – 1/2-1/2 – Stoltz, Gosta – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1929 Budapest – Round 1 – Brinckmann, Alfred – 0-1 – Monticelli, Mario – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Qc8
1929 Budapest – Round 1 – Brinckmann, Alfred – 1/2-1/2 – Vajda, Arpad – G45 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1929 Scarborough – Round 4 – Saunders, Harold – 1-0 – Cadman, Chuck – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 d6 8. c3 O-O 9. d4 exd4 10. cxd4 Bg4
1930 Hamburg olm – Round 1 – Kmoch, Hans – 1-0 – Kashdan, Isaac – G43 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qc8
1935 BCF Ch 28th – Round 9 – Thomas, George Alan – 1/2-1/2 – Michell, Reginald – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Qe2 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1935 Moscow – Round 6 – Riumin, Nikolai – 0-1 – Botvinnik, Mikhail – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1936 UJCS-14.Kongress – Round 6 – May, Desider – 0-1 – Hromadka, Karel – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Qe2 Be7 7. c3 O-O 8. d4 b5 9. Bb3 Na5 10. Bc2 Bg4
1938 New York m ch-USA – Round 1 – Kashdan, Isaac – 0-1 – Horowitz, Albert Israel – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Qe8
1941 Munchen – Round 14 – Alekhine, Alexander – 0-1 – Nielsen, Bardur – G102 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qd7
1941 Munchen – Round 8 – Stoltz, Gabriel – 1-0 – Nielsen, Bardur – G65 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qd7
1941 Munich – Round 14 – Alekhine, Alexander – 0-1 – Nielsen, Bjorn – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qd7
1944 Gijon – Round 1 – Alekhine, Alexander – 1-0 – Gallego, LGarcaJ – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 Qb8
1944 La Plata Jockey Club – Round 15 – Michel, Paul – 1-0 – Rebizzo, Cayetano – G73 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 d6 7. c3 O-O 8. d4 b5 9. Bb3 Bg4 10. Rd1 Qb8
1946 Gyor – Round 2 – Hornyak, Janos – 0-1 – Vajda, Arpad – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qe8
1946 Moscow Ch – Round 16 – Panov, Vasily – 0-1 – Lilienthal, Andor – G45 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 d6 8. O-O O-O 9. d4 exd4 10. Nxd4 Na5
1946 URS-USA – Round 2 – Bronstein, David I – 0-1 – Ulvestad, Olaf – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O 8. O-O d6 9. d4 Bg4 10. Rd1 exd4
1946 Zaanstreek – Round 9 – Bellod Thomas, Gonzalo – 1/2-1/2 – Szabo, Ladislav – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bb3 O-O 8. d4 d6 9. O-O Nd7 10. Rd1 Bf6
1947 GBR Ch 34. Premier – Round 11 – Charlesworth, Neyra – 1-0 – Znosko-Borovsky, Eugene – G32 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 d6 6. c3 Be7 7. O-O O-O 8. d4 b5 9. Bb3 Bb7 10. Rd1 exd4
1947 GBR Ch 34th – Round 11 – Thomas, George Alan – 1-0 – Wood, Gabriel – G51 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O 8. O-O d6 9. d4 exd4 10. Nxd4 Na5
1947 URS Ch, semi final – Round 1 – Chekhover, Vitaly – 1/2-1/2 – Lisitsin, Georgy – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bb3 d6 8. d4 O-O 9. O-O Bb7 10. Rd1 Qe8
1948 JUG Ch – Round 7 – Simonovic, Borko – 0-1 – Nedeljkovic, Srecko M – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1949 Leningrad – Round 14 – Dubinin, Peter – 1/2-1/2 – Zamikhovsky, Abram – G104 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 Qe8
1949 Leningrad – Round 16 – Dubinin, Peter – 1/2-1/2 – Zagoriansky, Evgeny – G118 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 Qb8
1949 Mar del Plata – Round 5 – Rossetto, Hector – 1-0 – Bolbochan, J. – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. O-O O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1949 Moscow Ch – Round ? – Trupan, Vladilen – 0-1 – Ravinsky, Grigory – G58 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1950 Schiavno Zdroj – Round 1 – Keres, Paul – 1-0 – Pogats, Jozsef Jr. – G103 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 Qc8
1951 Mar del Plata zt – Round 2 – De Souza Mendes, Joao – 1/2-1/2 – Guimard, Carlos E – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Nf6 6. Qe2 Be7 7. d4 b5 8. Bb3 O-O 9. O-O Bg4 10. Rd1 Qe8
1953 Mar del Plata – Round 1 – Medina-Garcia, Antonio – 1-0 – Letelier Martner, Rene – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d4 d6 8. c3 O-O 9. Qe2 Nd7 10. Rd1 Bf6
1953 Mar del Plata ARG – Round ? – Medina-Garcia, Antonio – 1-0 – Letelier Martner, Rene – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d4 d6 8. c3 O-O 9. Qe2 Nd7 10. Rd1 Bf6
1953 Moscow Ch – Round ? – Uusi, Gunnar – 0-1 – Baranov, Valentin – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Qe8 10. h3 Bb7
1953 URS Ch sf Vilnius LTU – Round ? – Uusi, Gunnar – 1-0 – Vistaneckis, Isakas – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1953 URS-ch21 sf – Round ? – Ravinsky, Grigory – 0-1 – Zamikhovsky, Abram – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 exd4
1954 Gorki ch22-SU sf – Round 12 – Uusi, Gunnar – 1/2-1/2 – Weltmander, I. – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Qe8
1954 Kiev ch-URS – Round 1 – Suetin, Alexey S – 1/2-1/2 – Kholmov, Ratmir D – G129 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1954 URS Ch, semi final – Round 1 – Vasiukov, Evgeni – 1/2-1/2 – Korchnoi, Viktor – G60 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. O-O O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1955 Gothenburg Interzonal – Round 1 – Spassky, Boris Vasily – 1/2-1/2 – Szabo, Laszlo – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bb3 O-O 8. O-O d6 9. d4 Bg4 10. Rd1 exd4
1955 Novi Sad – Round 14 – Segi, Lajos – 0-1 – Milic, Borislav – G109 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O 8. O-O d6 9. d4 exd4 10. cxd4 Bg4
1955 URS Ch sf – Round 1 – Lutikov, Anatoly S – 1/2-1/2 – Stolyar, Danu Mikh – G60 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Nb8
1955 Zagreb – Round 1 – Milic, Borislav – 1/2-1/2 – Ivkov, Borislav – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1956 Corr – Round ? – Hugolf Elvis – 0-1 – Purdy, Cecil J S – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1956 Dresden – Round 7 – Sefc, Jan – 0-1 – Sliwa, Bogdan – G48 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Qe8
1957 Bratislava Bratislava SVK – Round 12 – Fuchs, Reinhart – 0-1 – Kozma, Julius – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O 8. d4 d6 9. O-O Bg4 10. Rd1 exd4
1957 Minsk zt – Round 7 – Rozhdestvensky, Vladimir – 0-1 – Vistaneckis, Isakas – G50 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1959 CSR Ch – Round 5 – Acosta Fabian, Janna Paloma – 1-0 – Podgorny, Jiri – G40 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1959 DEN Ch – Round 8 – Terkelsen, Frode – 1-0 – Nielsen, Hartvig – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qc8
1960 Hamburg WGER-USSR – Round 5 – Keres, Paul Petrovich – 1/2-1/2 – Unzicker, Wolfgang – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 exd4 10. Nxd4 Nxd4
1960 Leipzig olm prel – Round 2 – De Oliveira, Daniel Borges – 1-0 – Lokvenc, Josef – G66 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Qe8
1960 Reggio Emilia 6061 03rd – Round 2 – Siveri, Armando – 0-1 – Castagna, Rino – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1960 URS Ch sf – Round 13 – Bagirov, Vladimir – 1/2-1/2 – Antoshin, Vladimir S – G104 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1961 Netanya – Round 8 – Guti, Emanuel – 1/2-1/2 – Kraidman, Yair – G52 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1961 URS Ch sf Batumi GEO – Round ? – Bagirov, Vladimir – 1-0 – Anokhin, Yuri – G52 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1961 USA Ch Open 62th – Round 9 – Rivise, Irving – 1/2-1/2 – Bisguier, Arthur B – G39 1. e4 Nc6 2. Nf3 e5 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1961 Zagreb – Round 11 – Bertok, Mario Jr. – 1/2-1/2 – Puc, Stojan – G98 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Qe2 a6 6. Ba4 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1963 Enschede zt – Round 1 – Kupper, Josef – 1/2-1/2 – Filip, Marius Liviu – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 exd4
1963 Enschede zt – Round 15 – Kupper, Josef – 1/2-1/2 – Philippe, Georges – G75 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 d6 8. c3 O-O 9. d4 exd4 10. Nxd4 Nxd4
1964 Baku Baku AZE – Round ? – Bagirov, Vladimir – 0-1 – Lilienthal, Andor – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 Qc8
1964 URS Ch sf Kishinev MDA – Round ? – Bagirov, Vladimir – 1/2-1/2 – Arulaid, Alexander – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Qc8
1964 Zuerich-J Zurich SUI – Round ? – Zuidema, Coen – 1-0 – Glauser, Hansruediger – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1965 DDR Ch 15th – Round 8 – Neukirch, Detlef – 1/2-1/2 – Malich, Burkhard, Dr. – G38 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 a6 5. Ba4 Be7 6. c3 b5 7. Bb3 d6 8. O-O O-O 9. d4 Bg4 10. Rd1 exd4
1966 Hungary – Round 1 – Haag, Ervin – 1/2-1/2 – Honfi, K. – G81 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O b5 7. Bb3 d6 8. c3 O-O 9. d4 exd4 10. cxd4 d5
1966 La Habana olm prel – Round 5 – Bouwmeester, Hans – 1/2-1/2 – Belkadi, Ridha – G199 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 exd4 10. cxd4 Bg4
1967 DDR Ch women – Round 2 – Nowarra, Waltraud – 1/2-1/2 – Liebert, Ursula – G2 1. Nf3 Nc6 2. e4 e5 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 exd4 10. cxd4 Bg4
1968 Bucharest – Round 7 – Gheorghiu, Florin – 1/2-1/2 – Troianescu, Octav – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. O-O O-O 8. c3 d6 9. d4 Bg4 10. Rd1 Rb8
1968 SWE Ch – Round 9 – Skold, Kristian – 1/2-1/2 – Ekenberg, Bengt – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. O-O d6 7. c3 O-O 8. d4 b5 9. Bb3 Bg4 10. Rd1 exd4
1968 URS Team Ch – Round 1 – Bagirov, Vladimir – 1/2-1/2 – Raudsepp, Alari – G146 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
1969 IBM-B – Round 9 – Zuidema, Coen – 1-0 – De Rooi, Paul – G49 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Nb8
1969 Raach zt – Round 5 – Dueball, Juergen – 1/2-1/2 – Ivkov, Borislav – G58 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
Alekhine Memorial 1992 – Round 1 – Anand, Viswanathan – 1-0 – Kamsky, Gata – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
Belgrade 1989 – Round 1 – Short, Nigel D – 1/2-1/2 – Damljanovic, Branko – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. Rd1 exd4
Biel Interzonal 1993 – Round 13 – Kamsky, Gata – 1/2-1/2 – Van der Sterren, Paul – G295 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Rd1 1/2-1/2
FIDE World Cup 2017 – Round 2.2 – Vallejo Pons, Francisco – 1-0 – Tomashevsky, Evgeny – G241 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 Qc8
FIDE World Rapid 2014 – Round 15.33 – Polgar, Judit – 1/2-1/2 – Kovalev, Vladislavadislav – G337 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
World Blitz 2017 – Round 11.38 – Vallejo Pons, Francisco – 1-0 – Sanal, Vahap – G581 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Rd1 Qc8
World Blitz 2017 – Round 17.29 – Vallejo Pons, Francisco – 1/2-1/2 – Inarkiev, Ernesto – G885 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bb7 10. Rd1 Qc8

C86h — Worrall Attack

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Qe2 b5 7.Bb3 O-O 8.c3 d6 9.d4

Eval: [+0.05]

Les coups candidats

9…Bg4 — 80.5% (713 parties)

Ambassadeurs : Dorawa, Bernhard (8x), Guliev, Logman (8x), Mathes, Werner (7x), Bagirov, Vladimir (6x), Chorfi, Khaled (6x), Estrada Nieto, Julian (6x), Alekhine, Alexander (5x), Reti, Richard (5x)

9…exd4 — 9.5% (84 parties)

Ambassadeurs : Mathes, Werner (3x), Karpov, Aleksandr (2x), Unzicker, Wolfgang (2x), Wells, Peter K (2x), Saunders, Harold (1x), Cadman, Chuck (1x), Panov, Vasily (1x), Lilienthal, Andor (1x)

9…Bb7 — 6.1% (54 parties)

Ambassadeurs : Kveinys, Aloyzas (2x), Kienast, Joerg (2x), Psakhis, Lev (2x), Novik, Maxim (2x), Charlesworth, Neyra (1x), Znosko-Borovsky, Eugene (1x), Chekhover, Vitaly (1x), Lisitsin, Georgy (1x)

9…Nd7 — 1.5% (13 parties)

Ambassadeurs : Medina-Garcia, Antonio (2x), Letelier Martner, Rene (2x), Bellod Thomas, Gonzalo (1x), Szabo, Ladislav (1x), Cuijpers, Frans Andre (1x), De Vreugt, Dennis (1x), Seminara, Juan Pablo (1x), Miguel, Luis O (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Bg4	9…exd4	9…Bb7	9…Nd7
<1800	17	82%	6%	6%	—
1800-2200	219	81%	10%	5%	2%
2200-2600	363	80%	7%	8%	1%
2600+	20	90%	—	10%	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Bg4	9…exd4	9…Bb7	9…Nd7
1910s	6	83%	17%	—	—
1920s	13	85%	8%	8%	—
1930s	7	86%	—	—	—
1940s	26	81%	8%	8%	4%
1950s	36	78%	8%	3%	6%
1960s	53	77%	15%	4%	—
1970s	23	74%	17%	—	—
1980s	26	85%	12%	—	—
1990s	262	81%	11%	5%	2%
2000s	221	81%	8%	7%	2%
2010s	198	80%	8%	9%	1%
2020s	15	80%	13%	7%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Bg4	80%	80%	-0.3%
9…exd4	8%	13%	▲ +5.8%
9…Bb7	9%	7%	▼ -1.9%
9…Nd7	1%	0%	▼ -1.0%

Joueurs célèbres

Champions du monde dans cette position

Alekhine, Alexander — 5 parties
Karpov, Aleksandr — 3 parties
Anand, Viswanathan — 3 parties
Euwe, Max — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie

Parties historiques

9…Bg4 — 80.5% (713 parties)

1911 — Anderlitzka, F. vs Barton, James — 1-0 — Plzen CZE
1912 — Freiman, Andy vs Salwe, Georg — 1-0 — RUS-ch Vilnius LTU
1917 — Asztalos, Lajos vs Schlechter, Carl — 1-0 — Wien IX.Trebitsch
1919 — Reti, Richard vs Van Hoorn, Casper — 1-0 — Amsterdam VAS
1919 — Jaffe, Charles vs Chajes, Oscar — 1/2-1/2 — Troy

9…exd4 — 9.5% (84 parties)

1910 — Thoenes vs Barasz, Zsigmond — 1-0 — Hamburg GER
1929 — Saunders, Harold vs Cadman, Chuck — 1-0 — Scarborough ENG
1946 — Panov, Vasily vs Lilienthal, Andor — 0-1 — Moscow RUS
1947 — Thomas, George Alan vs Wood, Gabriel — 1-0 — Harrogate
1950 — Bobekov, Radko vs Petrov, Petar — 1-0 — Sofia BUL

9…Bb7 — 6.1% (54 parties)

1929 — Panov, Vasily vs Rabinovich, Alexander — 1-0 — Moscow RUS
1947 — Charlesworth, Neyra vs Znosko-Borovsky, Eugene — 1-0 — Harrogate
1947 — Chekhover, Vitaly vs Lisitsin, Georgy — 1/2-1/2 — Leningrad RUS
1952 — Tsiknopoulos, Konstantinos vs Pytlakowski, Andrzej — 1/2-1/2 — Helsinki FIN
1962 — Bagirov, Vladimir vs Georgescu, Vasile Sr — 1/2-1/2 — Marianske Lazne

9…Nd7 — 1.5% (13 parties)

1946 — Bellod Thomas, Gonzalo vs Szabo, Ladislav — 1/2-1/2 — Zaanstreek
1953 — Medina-Garcia, Antonio vs Letelier Martner, Rene — 1-0 — Mar del Plata ARG
1953 — Medina-Garcia, Antonio vs Letelier Martner, Rene — 1-0 — Mar del Plata ARG
1993 — Kaminski, Marcin vs Murdzia, Piotr — 1/2-1/2 — Lubniewice POL
1994 — Shetty Rahul vs Gokhale, Jayant Suresh — 1-0 — Indianapolis, IN USA

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