Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (3v1)	● c4 (2v1), ● c5 (2v0)
Cases faibles	—	● d5, ● g5
Centre	● d4 (3v1)	● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bb3	● Bb3 Actif (mob. 4)
Be6		● Be6 Actif (mob. 5)
Be7		● Be7 Actif (mob. 8)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	2 (● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Au centre
Droits de roque	—	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● c3-c4	● …d5-d4, ● …f7-f6

C83a — Spanish: Open, Classical Defence

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nbd2 (Développer b1 — 55 % des parties) ; Be3 (Fou actif (mobilité 9), Développer c1 — 21 % des parties) ; Bc2 (Anticiper ...Na5 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 55 % des parties) ; ...Nc5 (Cavalier actif en c5 — 31 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1909 St Petersburg – Round 1 – Perlis, Julius – 0-1 – Lasker, Emanuel – G61 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1912 Temesvary – Round 1 – Asztalos, Lajos – 1-0 – Reti, Richard – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1920 Amsterdam – Round 3 – Maroczy, Geza – 1-0 – Euwe, Max – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1920 Gothenburg-B – Round 1 – Olsson, Anton – 0-1 – John, Walter – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1921 Kosice sim – Round ? – Breyer, Gyula – 1-0 – Duhamel Herz, Marina – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1924 BCF Ch 17th – Round 8 – Thomas, George Alan – 1-0 – Blake, Joseph – G38 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1924 Paris f-A – Round 1 – Golmayo Torriente, Manuel – 1/2-1/2 – Euwe, Max – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1927 London Olympiad 1st – Round 15.11 – Thomas, George Alan – 1/2-1/2 – Tarrasch, Siegbert – G164 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1929 Budapest HUN – Round 1 – Thomas, George Alan – 1-0 – Brinckmann, Alfred – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1930 San Remo – Round ? – Ahues, Carl – 1-0 – Monticelli, Mario – G119 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 Na5
1935 Tatatovaros – Round 1 – Steiner, Lajos – 1-0 – Balogh, Janos – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1935 Tatatovaros – Round 3 – Znosko-Borovsky, Eugene – 1-0 – Balogh, Janos – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1935 Tatatovaros – Round 6 – Steiner, Endre – 1-0 – Boros, Sandor – G35 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1935 World Championship 16th – Round 13 – Alekhine, Alexander – 1/2-1/2 – Euwe, Max – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1936 Budapest-B – Round 1 – Gereben, Erno – 1/2-1/2 – Lindner Lages, Jorge – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1936 Muenchen ol – Round 4 – Krassnig, Felix – 1-0 – Nielsen, Hartvig – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 g5
1936 Olympiad (unofficial) – Round 7 – Steiner, Endre – 0-1 – Zinner, Emil – G58 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1937 Bad Nauheim/Stuttgart/Garmisch – Round 6 – Alekhine, Alexander – 1/2-1/2 – Euwe, Max – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 O-O
1937 It (Men) Berlin GER – Round 7 – Schlage, Willi – 1/2-1/2 – Kieninger, Georg – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Nxe5
1937 Stockholm – Round 1 – Joyeux Steiner, Gael – 1-0 – Gulbrandsen, Eirik – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1937 Stockholm SWE – Round 1 – Steiner, Endre – 1-0 – Gulbrandsen, Andreas – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1938 AVRO – Round 1 – Alekhine, Alexander – 0-1 – Fine, Richard Alvaro Adrien – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Nxe5
1938 Bad Elster – Round 7 – Engels, Ludwig – 1/2-1/2 – Kieninger, Georg – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
1938 Krefeld – Round 1 – Engels, Ludwig – 1-0 – Kieninger, George – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Nxe5
1938 Ljubljana – Round 1 – Steiner, Lajos – 1-0 – Trifunovic, Petar – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1938 Ljubljana – Round 10 – Steiner, Lajos – 1-0 – Trifunovic, Petar – G69 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1938 Ljubljana – Round 5 – Kostic, Boris – 1-0 – Preinfalk, Anton – G40 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Qd7
1938 Ljubljana – Round 7 – Steiner, Lajos – 1/2-1/2 – Vidmar Milan – G50 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1938 Ljubljana – Round 9 – Trifunovic, Petar – 1/2-1/2 – Kostic, Boris – G65 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 g5
1939 Amsterdam KNSB – Round 1 – Szabo, Ladislav – 1/2-1/2 – Euwe, Max – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1939 Buenos Aires ol prel-B – Round 2 – Gromer, Aristide – 1/2-1/2 – Apscheneek, Fricis – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Nxe4 7. d4 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1939 Stuttgart – Round 6 – Szily, Jozsef – 0-1 – Hess, Theobald – G35 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1941 Munchen – Round 1 – Alekhine, Alexander – 1-0 – Rohacek, Ivan – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 Rb8
1941 Munich – Round 10 – Alekhine, Alexander – 1-0 – Rohacek, Ivan – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Nxe4 7. d4 d5 8. dxe5 Be6 9. c3 Be7 10. a4 Rb8
1941 New York – Round 1 – Landau, Salo – 0-1 – Platz, Joseph – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 g5
1942 New York – Round 1 – Moskowitz, Jack – 0-1 – Platz, Joseph – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 Rb8
1942 USA Open Dallas – Round 16 – Yanofsky, Daniel Abraham – 1-0 – Allen Jones – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 O-O
1943 Prague – Round 17 – Pachman, Ludek – 1-0 – Kubanek, Jindrich – G139 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1944 Asuncion – Round 1 – Liebstein, Isaac – 0-1 – Maderna, Carlos – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 O-O
1946 Hamburg HSV – Round 9 – Toerber, Claus – 1/2-1/2 – Rellstab, Ludwig Sr – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Qd7
1946 Helsinki – Round 4 – Book, Eero – 0-1 – Kiuru, V. – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1946 New York ch-USA – Round 1 – Horowitz, I. – 0-1 – Steiner, Heinrich Jun. – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1947 Essen – Round 1 – Rautenberg, Wilhelm – 0-1 – Unzicker, Ferdinand, Dr. – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Nxe5
1947 GER Ch 11th – Round 1 – Niephaus, Walter – 1-0 – Kuppe, Wilhelm – G1 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 Na5
1947 Hilversum – Round 1 – O'Kelly, Albéric de Galway – 1-0 – Euwe, Max – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1947 Nt – Round 5 – Rautenberg, Wilhelm – 0-1 – Unzicker, Wolfgang – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Nxe5
1947 Weidenau – Round 13 – Rellstab, Ludwig – 1-0 – Kuppe, Wilhelm – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1947 Yugoslavia Ch – Round 16 – Milic, Borislav – 1-0 – Bozic, Aleksandar – G80 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1948 Oldenburg – Round 1 – Sarapu, Ortvin – 1-0 – Rankis, August – G1 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1949 Moskou ch-URS – Round 1 – Keres, Paul – 1-0 – Levenfish, Grigory – G122 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1950 Hastings5051 – Round 9 – Rossolimo, Nicolas – 1/2-1/2 – Unzicker, Wolfgang – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1951 Marianske Lazne zt – Round 1 – Skold, Kent-Ake – 1/2-1/2 – Szabo, Ladislav – G68 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1951 URS Ch sf – Round 15 – Lilienthal, Andor – 0-1 – Makogonov, Vladimir – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nd4 Qd7
1952 USSR – Round 1 – Bronstein, David I – 1-0 – Keres, Paul Petrovich – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Nc5
1954 Dyckhoff Memorial A 5456 – Round ? – Barda, Olaf – 1-0 – Hayes, Christiaan – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
1954 Dyckhoff Memorial A 5456 – Round ? – Koch, Berthold – 1-0 – Hayes, Christiaan – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1954 Leningrad ch22-SU sf – Round 13 – Klaman, Konstantin Mikhailovich – 0-1 – Lutikov, Anatoly S – G37 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1954 URS-chTJ Coop – Round ? – Suetin, Alexey S – 0-1 – Korchnoi, Viktor – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1955 JUG Ch – Round 14 – Bogdanovic, Rajko – 0-1 – Lukic, Arsenije – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1955 Ljubljana – Round ? – Bogdanovic, Rajko – 0-1 – Gorensek Krivec, Mojca – G154 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1955 Ljubljana – Round 3 – Bogdanovic, Rajko – 0-1 – Krivec Slavko – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1956 Corr W-02ch – Round ? – Koch, Berthold – 1/2-1/2 – Arnlind, Eric – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1957 Madrid – Round 3 – O'Kelly, Albéric de Galway – 1/2-1/2 – Unzicker, Wolfgang – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1957 Minsk zt – Round 19 – Klavins, Janis – 0-1 – Ostrauskas, A – G138 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Nxe4 7. d4 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1958 Ch - CC – Round ? – Bermudez Adams, William – 1-0 – Barber, George – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 O-O
1958 Portoroz Interzonal – Round 7 – Sanguineti, Raúl Carlos – 1-0 – Rossetto, Hector – G67 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1958 Riga ch-URS – Round 1 – Averbach, Y. – 1/2-1/2 – Kortchnoi, V. – G82 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 g5
1958 WchT U26 fin-A 05th – Round 2 – Padevsky, Nikola – 1-0 – Gurgenidze, Bukhuti – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1959 BUL Ch Sofia BUL – Round 9 – Padevsky, Nikola – 1/2-1/2 – Bobotsov, Milko G – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1959 Tbilisi ch-URS – Round 3 – Bronstein, David I – 1-0 – Nikitin, Aleksander S – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 Nc5
1962 Copenhagen – Round ? – Kolvig, Bent – 1-0 – Martins Poul – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1962 Erevan ch-URS – Round 1 – Aronin, Lev – 1-0 – Kots, Yuri I – G131 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1962 Erevan ch-URS – Round 1 – Bannik, Anatolij – 1-0 – Shianovsky, Vladislav I – G130 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
1962 Spartak Ch – Round 17 – Platonov, Igor V – 1/2-1/2 – Suetin, Alexey S – G131 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 b4
1962 URS Team Ch – Round 1 – Bronstein, Daniel E – 1/2-1/2 – Kortchnoi, V. – G97 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1963 Kiev Avantgard Ch – Round ? – Kuzmin, Gennadi P – 1/2-1/2 – Shianovsky, Vladislav I – G45 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1963 UKR Ch – Round 13 – Sakharov, Yuri G. – 1-0 – Gufeld, Eduard – G89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1965 Kiev – Round 1 – Nakonechny, Aleksandr – 0-1 – Shianovsky, Vladislav I – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1965 Kiev (Ukraine) – Round 5 – Nakonechny, Sergey – 0-1 – Shianovsky, Vladislav I – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1966 La Habana olm fin-A – Round 13 – Tringov, Georgi P – 1/2-1/2 – Korchnoi, Viktor – G249 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Qd7
1966 La Habana olm fin-A – Round 4 – Fischer, Robert J – 1-0 – Olafsson, Fridrik – G74 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
1966 Moscow Training – Round 6 – Shamkovich, L. – 1/2-1/2 – Kortchnoi, V. – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 O-O
1968 IBM I – Round 9 – Shamkovich, Leonid – 1-0 – Zuidema, Coen – G32 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
1969 Sweden – Round 1 – Nilsson, Zandor – 1-0 – Ahman Ernst – G46 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Qe2 O-O
2024 Superbet Chess Classic - Round 7 - Nepomniachtchi Ian - 1/2-1/2 - Praggnanandhaa R - G31 1. e4 1... e5 2. Nf3 2... Nc6 3. Bb5 3... a6 4. Ba4 4... Nf6 5. O-O 5... Nxe4 6. d4 6... b5 7. Bb3 7... d5 8. dxe5 8... Be6 9. c3 9... Be7 10. Bf4 10... O-O
2026 Tata Steel India Rapid - Round 7.4 - Vidit, Santosh Gujrathi - 1/2-1/2 - Anand, Viswanathan - G34 1. e4 1... e5 2. Nf3 2... Nc6 3. Bb5 3... a6 4. Ba4 4... Nf6 5. O-O 5... Nxe4 6. d4 6... b5 7. Bb3 7... d5 8. dxe5 8... Be6 9. c3 9... Be7 10. h3 10... O-O
78. Tata Steel GpA 2016 – Round 10.2 – Caruana, Fabiano – 1-0 – Wei, Yi – G65 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
Croatia GCT 2019 – Round 4.5 – Vachier-Lagrave, Maxime – 1/2-1/2 – Giri, Anish – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
FIDE Candidates 2024 - Round 1 - Firouzja, Alireza - 1/2-1/2 - Praggnanandhaa R 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Bg4
FIDE World Cup 2025 – Round R3 Classical 2 – Shamsiddin Vokhidov – 1/2-1/2 – Erigaisi Arjun – G470 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d4 d6 10. dxe5 Nxe5
FIDE World Rapid Championship 2025 – Round 8 – Hans Niemann – 1-0 – Le Quang Liem – G146 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. h3 O-O
GCT Rapid Paris 2017 – Round 9.1 – Grischuk, Alexander – 1-0 – Mamedyarov, Shakhriyar – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 O-O
USA Ch 2018 – Round 4.4 – Robson, Ray – 0-1 – Shankland, Sam – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 O-O
World Championship 29th 1978 – Round 24 – Karpov, Anatoly – 1/2-1/2 – Korchnoi, Viktor – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bc2 Nc5
XXIV SuperGM 2007 – Round 8 – Morozevich, Alexander – 1/2-1/2 – Carlsen, Magnus – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. a4 Nc5

C83a — Open, Classical Defense (1909)

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7

Les coups candidats

10.Nbd2 — 54.9% (1408 parties) →

Ambassadeurs : Korchnoi, Viktor (14x), Starace, Umberto (12x), Acciaro, Giuseppe (10x), Klewe, Wolfgang (10x), Unzicker, Ferdinand, Dr. (9x), Sorin, Ariel (7x), Short, Nigel D (5x), Stieg, Hans-Juergen (5x)

10.Be3 — 21.1% (540 parties) →

Ambassadeurs : Unzicker, Ferdinand, Dr. (9x), Pilnik, Herman (4x), Milev, Zdravko (4x), Cortlever, Nico (4x), Starace, Umberto (4x), Acciaro, Giuseppe (4x), Pachman, Ludek (3x), Johansson, Martin 1979 (3x)

10.Bc2 — 7.8% (200 parties)

Ambassadeurs : Shianovsky, Vladislav I (6x), Korchnoi, Viktor (4x), Amin, Bassem (4x), Bronstein, David I (3x), Sultan (3x), Fischer, Robert J (2x), Unzicker, Ferdinand, Dr. (2x), Sakharov, Yuri G. (2x)

10.Re1 — 4.8% (123 parties) →

Ambassadeurs : Robson, Ray (3x), Grischuk, Alexander (2x), Bandal, Rosendo Jr (1x), Angantysson, Haukur (1x), Bigot, Louis (1x), Hayes, Christiaan (1x), Ribeiro, Joao (1x), Pena, Gianni Michael (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.Nbd2	10.Be3	10.Bc2	10.Re1
<1800	103	51%	22%	6%	5%
1800-2200	780	59%	18%	6%	5%
2200-2600	770	62%	17%	9%	4%
2600+	110	48%	11%	19%	9%

Évolution par décennie (% des parties)

Décennie	N parties	10.Nbd2	10.Be3	10.Bc2	10.Re1
1950s	145	30%	32%	2%	3%
1960s	158	30%	37%	16%	4%
1970s	164	53%	27%	6%	3%
1980s	276	57%	33%	3%	3%
1990s	392	60%	19%	5%	4%
2000s	498	58%	17%	6%	7%
2010s	451	59%	16%	7%	7%
2020s	480	58%	14%	15%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.Nbd2	59%	58%	▼ -1.7%
10.Be3	16%	14%	▼ -2.4%
10.Bc2	7%	15%	▲ +7.9%
10.Re1	7%	3%	▼ -4.2%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 10 parties
Karpov, Anatoly — 4 parties
Tal, Mikhail — 3 parties
Carlsen, Magnus — 3 parties
Botvinnik, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Hou, Yifan — 1 partie
Ding, Liren — 1 partie
Gukesh D — 1 partie

Parties historiques

10.Nbd2 — 54.9% (1408 parties)

1950 — Castillo Bermudez, Manuel vs Eken, Max — 1/2-1/2 — Dubrovnik CRO
1951 — Kramer, Haije vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — Bad Pyrmont GER
1951 — Keres, Paul vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
1951 — Keres, Paul Petrovich vs Averbakh, Yuri L — 1/2-1/2 — Moscow Moscow RUS
1951 — Mangini, Jose Henrique de Mello vs De Souza Mendes, Joao — 0-1 — Fortaleza BRA

10.Be3 — 21.1% (540 parties)

1950 — Douglas, R.A.. vs French, Cyrus L. — 1-0 — ?
1950 — Unzicker, Ferdinand, Dr. vs Eken, Max — 1/2-1/2 — Dubrovnik olm
1950 — Mitchell, Graham Russell vs Malmgren, Harald — 1/2-1/2 — ICCF
1950 — Schmid, Lothar vs Reifenberg, R. — 1-0 — Southsea ENG
1950 — Watson, Arthur T vs Whyld, Kenneth — 1-0 — Buxton

10.Bc2 — 7.8% (200 parties)

1952 — Bronstein, David I vs Keres, Paul Petrovich — 1-0 — USSR
1954 — Barda, Olaf vs Hayes, Christiaan — 1-0 — Dyckhoff Memorial A 5456
1955 — Brat, Vaclav Dr vs Jezek, Stanislav — 0-1 — Brno ch sf
1960 — Lloyd, David Edward vs Beach, Thomas John — 0-1 — Leicester
1961 — Bronstein, David I vs Abdraimanov, K. — 1-0 — Vilnius LTU

10.Re1 — 4.8% (123 parties)

1952 — Leiva Rodrigo vs Pasero, Paolina — 1-0 — Argentina
1952 — Botvinnik, Mikhail vs Kan, Ilya A — 1-0 — Moscow RUS
1953 — Kurkicwicz vs Sojka, E — 1-0 — ?
1954 — Bigot, Louis vs Hayes, Christiaan — 1-0 — Dyckhoff Memorial A 5456
1955 — Gemelli, Antonio vs Seri Izdihar Mohd Shoberi — 0-1 — cr.

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