Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (4v1)	● c4 (2v1), ● c5 (2v1)
Cases faibles	—	● d5, ● g5
Centre	● d4 (4v1)	● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bb3	● Bb3 Actif (mob. 4)
Be3	● Be3 Actif (mob. 9)
Be6		● Be6 Actif (mob. 5)
Be7		● Be7 Actif (mob. 8)
Paire de fous	● Oui	● Oui
Non développées	2 (● b1, ● 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

C83c — Spanish: Open, Classical, 10.Be3

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.Be3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ 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 un contrôle dominant de d4, des fous actifs en b3 et e3 et la colonne semi-ouverte d.

Côté adverse. Le roi resté au centre.

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

Plans. Nbd2 (Développer b1 — 74 % des parties) ; Bc2 (Anticiper ...Na5 — 17 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Mettre le roi à l'abri (...O-O dans 63 % des parties).

Atouts. Les Noirs s'appuient sur un contrôle dominant de c4 et c5, un avant-poste en e4, des fous actifs en e6 et e7 et la colonne semi-ouverte e.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les tours a8 et h8).

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 63 % des parties) ; ...Nc5 (Cavalier actif en c5 — 18 % des parties) ; ...Qd7 (Prépare O-O-O — 16 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1913 BCF Ch 10th – Round 3 – Saunders, Harold – 1-0 – Michell, Reginald – 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. Be3 Be7 10. c3 O-O
1913 Scheveningen – Round ? – Olland, Adolf George – 1-0 – Lasker, Edward – G53 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. Be3 O-O
1913 Scheveningen – Round 1 – Olland, Adolf George – 1-0 – Geus, Klaas – 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. Be3 O-O
1913 Scheveningen – Round 10 – Loman, Rudolf – 0-1 – Te Kolste, Jan Willem – G29 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. Be3 O-O
1914 BCF Ch 11th – Round 4 – Yates, Frederic D – 1-0 – Gunsberg, Isidor – 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. Be3 O-O
1914 DSB-19.Kongress – Round 7 – Breyer, Gyula – 1-0 – Tarrasch, Siegbert – 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. Be3 O-O
1914 DSB-19.Kongress Hauptturnier A – Round 6 – Schelfhout, Willem – 1-0 – Tenner, Oscar – 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. Be3 O-O
1914 Vienna – Round ? – Schlechter, Carl – 1-0 – Strobl, Oswald – G17 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. Be3 O-O
1919 Amsterdam m1 – Round 2 – Kroone, Gerard – 0-1 – Euwe, Max – G2 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. Be3 O-O
1922 Bad Pistyan – Round 11 – Wolf, Hans-Josef – 1/2-1/2 – Euwe, Max – 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. Be3 Na5
1922 BCF 15. Major Open – Round 2 – Balogh, Janos – 1-0 – Blake, 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. Be3 Nc5
1922 Teplitz-Schoenau – Round 6 – Treybal, Karel – 0-1 – Spielmann, Rudolf – G42 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. Be3 O-O
1922 Vienna – Round 1 – Reti, Richard – 1/2-1/2 – Wolf, Hans-Josef – G64 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. Be3 O-O
1923 Karlsbad – Round 1 – Treybal, Karel – 1-0 – Chajes, Oscar – 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. Be3 O-O
1923 Maehrisch Ostrau – Round 4 – Wolf, Hans-Josef – 1/2-1/2 – Tarrasch, Siegbert – G25 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. Be3 O-O
1923 Trieste – Round 3 – Rosselli del Turco, Stefano – 1-0 – Yates, Frederic D – 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. Be3 O-O
1923 Trieste – Round 6 – Vecsey, Zoltan – 0-1 – Tarrasch, Siegbert – 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. Be3 O-O
1923 Trieste – Round 9 – Yates, Frederic D – 1/2-1/2 – Johner, Paul – G43 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. Be3 O-O
1924 BCF Ch 17th – Round 10 – Yates, Fred Dewhirst – 1-0 – Michell, Reginald – 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. Be3 Qd7
1924 BCF Ch 17th – Round 4 – Thomas, George Alan – 1/2-1/2 – Michell, Reginald – 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. Be3 Qd7
1928 The Hague – Round 2 – Becker, Albert – 0-1 – 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. Be3 O-O
1930 Hamburg olm – Round 1 – Ahues, Carl – 0-1 – Gilfer, Eggert – G42 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. Be3 O-O
1933 GER Ch 1st – Round 11 – Ahues, Carl – 1/2-1/2 – Brinckmann, Alfred – 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. Be3 O-O
1933 GER Ch 1st – Round 3 – Rellstab, Ludwig – 1-0 – Brinckmann, Alfred – 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. Be3 O-O
1933 Trebitsch Memorial 16th – Round 1 – Becker, Albert – 1-0 – Palda, Karl – 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. Be3 O-O
1935 Corr – Round 1 – Keres, Paul – 1-0 – Friedemann, Anna – 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. Be3 O-O
1935 GER Ch 3rd – Round 5 – Schlage, Willi – 1/2-1/2 – Michel, Paul – 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. Be3 Na5
1936 Muenchen ol – Round 9 – Michel, Paul – 1-0 – Breider, B. – 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. Be3 O-O
1936 Munich – Round 1 – Acebey Michel, Veroska – 1-0 – Breider, Jon – 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. Be3 O-O
1937 Birmingham – Round 5 – Znosko-Borovsky, Eugene – 0-1 – Silverman, Julius – 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. Be3 O-O
1937 Stockholm ol – Round 2 – Keres, Paul – 0-1 – Euwe, Max – 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. Be3 Na5
1938 Karlsruhe3839 – Round 7 – Becker, Albert – 0-1 – Bogoljubow, Efim – 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. Be3 O-O
1938 New York – Round ? – Seidman, Herbert – 1-0 – Soudakoff, Jack – G13 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. Be3 Na5
1938 URS Ch, semi final – Round 1 – Romanovsky, Pjotr – 1/2-1/2 – Tolush, Alexander – G54 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. Be3 O-O
1939 Buenos Aires ol f-A – Round 15 – Michel, Paul – 1/2-1/2 – Cortlever, Nico – G299 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. Be3 O-O
1939 Naestved – Round 1 – Poulsen, Christian – 1-0 – Enevoldsen, Jens – G2 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. Be3 O-O
1940 New York ch-USA – Round 5 – Reinfeld, Fred – 1/2-1/2 – Seidman, Herbert – 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. Be3 O-O
1941 Mar del Plata – Round 17 – Michel, Paul – 1/2-1/2 – Najdorf, Miguel – G135 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. Be3 O-O
1945 Mar del Plata it-8 – Round 13 – Pilnik, Herman – 1/2-1/2 – Najdorf, Miguel – 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. Be3 O-O
1945 Novi Sad – Round 4 – Gligorić, Svetozar – 0-1 – Kostic, Boris – 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. Be3 O-O
1946 Arbon – Round 6 – Pachman, Ludek – 1-0 – Martin, Godefroy – 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. Be3 O-O
1946 Pittsburgh Open – Round 1 – Evans Lianda – 1-0 – Mccormick Sanchez, Elliot Gael – G79 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. Be3 O-O
1947 ARG-ch26 Mayor – Round 1 – Pilnik, Herman – 1-0 – Aguirre Izaguirre, Pedro Jose – 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. Be3 O-O
1947 GER Ch 11th – Round 18 – Kieninger, Georg – 1-0 – Czaya, Richard – G21 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. Be3 O-O
1947 La Plata-New York radio m – Round 1 – Michel, Pascal – 1-0 – Pinkus, Albert – 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. Be3 O-O
1947 Nt – Round 12 – Rellstab, Ludwig – 1-0 – Torber – 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. Be3 O-O
1947 Nt Lueneburg GER – Round 1 – Roedl, Ludwig – 1/2-1/2 – Kuppe, Wilhelm – G2 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. Be3 O-O
1947 Weidenau – Round 1 – Kieninger, Georg – 1-0 – Unzicker, Wolfgang – 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. Be3 Na5
1949 Oldenburg – Round 9 – Enevoldsen, Jens – 0-1 – Unzicker, Wolfgang – 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. Be3 O-O
1950 Dubrovnik olm – Round 8 – Unzicker, Wolfgang – 1/2-1/2 – Euwe, Max – G112 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. Be3 Na5
1950 Southsea – Round 1 – Schmid, Lothar – 1-0 – Reifenberg, R. – 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. Be3 O-O
1951 Staunton Memorial – Round 11 – Unzicker, Wolfgang – 1-0 – Bogoljubow, Efim – G81 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. Be3 O-O
1952 Rio de Janeiro – Round 10 – Mangini, Jose Henrique de Mello – 0-1 – De Souza Mendes, Joao – G57 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. Be3 Na5
1953 Candidats Tournament – Round 6 – Gligorić, Svetozar – 0-1 – Szabo, Laszlo – 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. Be3 Nc5
1956 Alekhine Memorial – Round ? – Unzicker, Wolfgang – 1/2-1/2 – Pachman, Ludek – G102 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. Be3 O-O
1956 Budapest Alekhine – Round ? – Szily, Jozsef – 1/2-1/2 – Honfi, Karoly – 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. Be3 O-O
1956 Candidats Tournament – Round 7 – Pilnik, Herman – 1-0 – Szabo, Laszlo – 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. Be3 Nc5
1956 Marianske Lazne/Praha – Round 18 – Pilnik, Herman – 1/2-1/2 – Wade, Robert G – G51 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. Be3 O-O
1956 Moscow olm fin-A – Round 3 – Matanovic, Aleksandar – 1/2-1/2 – Pachman, Ludek – G49 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. Be3 Be7 10. c3 O-O
1956 Moskou olm – Round 1 – Matanovic, Aleksandar – 1/2-1/2 – Pachman, Ludek – G64 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. Be3 O-O
1956 Moskou olm – Round 1 – Pilnik, Herman – 1/2-1/2 – In 't Veld, Rene – 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. Be3 O-O
1957 CSR Ch – Round 7 – Jezek, Jaroslav – 1/2-1/2 – Kozma, Edmund – 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. Be3 O-O
1959 Alekhine Memorial – Round 3 – Aronin, Lev – 1-0 – Milev, Zdravko – 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. Be3 O-O
1959 Zuerich – Round ? – Keres, Paul Petrovich – 1-0 – Unzicker, Wolfgang – G99 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. Be3 O-O
1962 Candidats Tournament – Round 7 – Tal, Michael – 0-1 – Kortchnoi, V. – 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. Be3 O-O
1962 Candidats Tournament – Round 8 – Geller, Efim P – 1/2-1/2 – Korchnoi, Viktor – G27 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. Be3 O-O
1962 Varna olm – Round 7 – Pietzsch, Wolfgang – 1/2-1/2 – Pachman, Ludek – G323 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. Be3 O-O
1963 Corr – Round ? – Christensen Johannes M – 0-1 – From, Sigfred – 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. Be3 O-O
1964 Bordeaux Open Bordeaux FRA – Round 8 – Clarke, Peter H – 1/2-1/2 – Boutteville, Cesar – G52 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. Be3 O-O
1964 Buenos Aires – Round 3 – Keres, Paul – 1-0 – Pilnik, Herman – G31 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. Be3 Qd7
1964 Tel Aviv olm – Round 1 – Gligorić, Svetozar – 1/2-1/2 – Unzicker, Wolfgang – G101 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. Be3 O-O
1964 Tel Aviv olm fin-A – Round 3 – Gligorić, Svetozar – 1/2-1/2 – Unzicker, Wolfgang – G66 1. Nf3 Nc6 2. e4 e5 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Be3 O-O
1965 Hastings ch-BCF – Round 1 – Hindle, Owen M – 1/2-1/2 – Davis, Edward – G19 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. Be3 O-O
1966 La Habana olm fin-A – Round 10 – Ciric, Dimitrije – 1-0 – Pedersen, Ebbe – G193 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. Be3 O-O
1967 Asztalos Memorial – Round 9 – Simagin, Vladimir – 1-0 – Johansson, Martin 1979 – 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. Be3 O-O
1967 Capablanca Memorial – Round 6 – Schmid, Lothar – 1/2-1/2 – Cobo Arteaga, Eldis – G57 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. Be3 Be7 10. c3 O-O
1967 Debrecen – Round 1 – Ostojic, Predrag – 1/2-1/2 – Sydor, Andrzej – 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. Be3 O-O
1968 Lugano ol (Men) fin-B – Round 4 – Lee, Peter N – 1-0 – Lkhagva, Jambaldoo – 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. Be3 Be7 10. c3 Nc5
1969 Hoogovens-B – Round 13 – Honfi, K. – 1/2-1/2 – Cortlever, Nico – G73 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. Be3 O-O
2024 Superbet Chess Classic - Round 8 - Abdusattorov Nodirbek - 1/2-1/2 - Deac Bogdan-Daniel - G40 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. Be3 9... Be7 10. c3 10... O-O
36. Olympiad 2004 – Round 11 – Bruzon Batista, Lazaro – 1-0 – Ponomariov, Ruslan – G401 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. Be3 Be7 10. c3 Qd7
6. Sinquefield Cup 2018 – Round 3.5 – Karjakin, Sergey – 1/2-1/2 – Anand, Viswanathan – 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. Be3 Be7 10. c3 O-O
7. Norway Chess 2019 – Round 7.4 – Caruana, Fabiano – 1/2-1/2 – Anand, Viswanathan – G33 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. Be3 Be7 10. c3 O-O
78. Tata Steel GpA 2016 – Round 4.2 – Giri, Anish – 1/2-1/2 – Caruana, Fabiano – 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. Be3 Be7 10. c3 Qd7
82. Tata Steel GpA 2020 – Round 3.4 – Vitiugov, Nikita – 1/2-1/2 – So, Wesley – 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. Be3 O-O
Amber Rapid 2007 – Round 3 – Svidler, Peter – 1/2-1/2 – Carlsen, Magnus – 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. Be3 Be7 10. c3 Nc5
Amber-rapid 19th 2010 – Round 10 – Dominguez Perez, Leinier – 0-1 – Smeets, Jan – G25 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. Be3 Be7 10. c3 Nc5
Bugojno 1986 – Round 14 – Sokolov, Andrei – 1/2-1/2 – Jussupow, Artur – G63 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. Be3 Be7 10. c3 Nc5
Candidats Tournament 1985 – Round 3 – Sokolov, Andrei – 0-1 – Jussupow, Artur – 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. Be3 Be7 10. c3 Qd7
FIDE GP 2010 – Round 11 – Leko, Peter – 1/2-1/2 – Akopian, Vladimir – 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. Be3 Be7 10. c3 O-O
FIDE GP Paris 2013 – Round 2.3 – Dominguez Perez, Leinier – 1/2-1/2 – Nakamura, Hikaru – 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. Be3 Be7 10. c3 Nc5
FIDE World Cup 2015 – Round 1.1 – Adams, Michael – 1/2-1/2 – Muzychuk, Mariya – 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. Be3 Be7 10. c3 O-O
FIDE World Cup 2019 – Round 1.3 – Adams, Michael – 1/2-1/2 – Aravindh, Chithambaram VR. – G145 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. Be3 Be7 10. c3 O-O
FIDE World Cup 2025 – Round R1 Classical 1 – Ivan Cheparinov – 1-0 – Cordoba Roa Angel Gabriel – G22 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. a4 a5 5. b3 e6 6. Bg2 Nf6 7. O-O Be7 8. Nc3 Bd7 9. Ne5 O-O 10. Bb2 Be8
FIDE World Cup 2025 – Round R1 Classical 1 – Pranesh M – 1-0 – Akhmedinov Satbek – 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. Be3 Be7 10. c3 Nc5
GCT Rapid Paris 2016 – Round 2.2 – Caruana, Fabiano – 1/2-1/2 – Giri, Anish – 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. Be3 Be7 10. c3 O-O
GCT Rapid Paris 2019 – Round 9.1 – Vachier-Lagrave, Maxime – 1/2-1/2 – Anand, Viswanathan – 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. Be3 Be7 10. c3 O-O
Hoogovens 1987 – Round 1 – Zapata, Alonso – 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. Be3 Be7 10. c3 Qd7
Interpolis 11th 1987 – Round 11 – Timman, Jan H – 1/2-1/2 – Korchnoi, Viktor – 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. Be3 Be7 10. c3 Qd7
Linares 1989 – Round 1 – Short, Nigel D – 1-0 – Ljubojevic, Ljubomir – 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. Be3 Be7 10. c3 Qd7
Manila Interzonal 1990 – Round 5 – Khalifman, Alexander – 1/2-1/2 – Huebner, Robert – 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. Be3 Be7 10. c3 Qd7
Melody Amber, Rapidplay, Monaco 1995 – Round 6 – Kamsky, Gata – 1-0 – Piket, Jeroen – G21 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. Be3 Be7 10. c3 O-O
Melody Amber, Rapidplay, Monaco 1995 – Round 9 – Anand, Viswanathan – 1-0 – Kamsky, Gata – 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. Be3 Be7 10. c3 Qd7
PCA, Tal Memorial 1995 – Round 2 – Kengis, Edvins – 0-1 – Anand, Viswanathan – 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. Be3 Be7 10. c3 O-O
PCA/Intel-GP 1995 – Round 3 – Morozevich, Alexander – 0-1 – Ivanchuk, Vasyl – 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. Be3 Be7 10. c3 Nc5
Reykjavik 1987 – Round 1 – Timman, Jan H – 0-1 – Korchnoi, Viktor – G25 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. Be3 Be7 10. c3 Qd7
Reykjavik ISL 1987 – Round ? – Timman, Jan H – 0-1 – Korchnoi, Viktor – 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. Be3 Be7 10. c3 Qd7
Saint Louis Blitz 2021 – Round 12.5 – Caruana, Fabiano – 0-1 – Dominguez Perez, Leinier – 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. Be3 Be7 10. c3 O-O
Saint Louis Blitz 2021 – Round 2.5 – Svidler, Peter – 1/2-1/2 – Dominguez Perez, Leinier – 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. Be3 Be7 10. c3 O-O
Saint Louis Blitz 2022 – Round 10.5 – Vachier-Lagrave, Maxime – 1/2-1/2 – Mamedyarov, Shakhriyar – 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. Be3 Be7 10. c3 Na5
Saint Louis Rapid 2021 – Round 8.5 – Caruana, Fabiano – 1-0 – Mamedyarov, Shakhriyar – 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. Be3 Be7 10. c3 Qd7
Saint Louis Rapid 2022 – Round 3.1 – Vachier-Lagrave, Maxime – 1-0 – Mamedyarov, Shakhriyar – 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. Be3 Qd7
Turin ol (Men) 37th 2006 – Round 13 – Kamsky, Gata – 1/2-1/2 – Carlsen, Magnus – G170 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. Be3 Be7 10. c3 O-O
Vugar Gashimov Mem 2018 – Round 4.4 – Topalov, Veselin – 1-0 – Mamedyarov, Shakhriyar – 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. Be3 Be7 10. c3 O-O
World Blitz 2017 – Round 12.52 – Al-Mudahka, Mohd – 0-1 – Anton Guijarro, David – G648 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. Be3 Be7 10. c3 O-O
World Blitz 2018 – Round 1.45 – Alekseenko, Kirill – 1-0 – Sanal, Vahap – 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. Be3 Be7 10. c3 O-O
World Blitz 2022 – Round 15.53 – Dragnev, Valentin – 0-1 – Sindarov, Javokhir – G818 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. Be3 Be7 10. c3 O-O
World Blitz Final 2012 – Round 30 – Karjakin, Sergey – 1/2-1/2 – Ivanchuk, Vasyl – G233 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. Be3 Be7 10. c3 Qd7
World Rapid 2016 – Round 14.31 – Najer, Evgeniy – 1/2-1/2 – Lalit Babu M R – G538 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. Be3 Be7 10. c3 O-O
World Rapid 2021 – Round 13.10 – Onyshchuk, Volodymyr – 0-1 – Mamedyarov, Shakhriyar – G739 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. Be3 Be7 10. c3 Qd7
Yerevan ol (Men) 1996 – Round 13 – Lautier, Joel – 1/2-1/2 – Krasenkow, Michal – G201 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. Be3 Be7 10. c3 O-O

C83c — Open, Classical (1913)

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.Be3

Les coups candidats

10…O-O — 63.4% (1143 parties)

Ambassadeurs : Mikhalevski, Victor (10x), Unzicker, Ferdinand, Dr. (9x), Acciaro, Giuseppe (9x), Ochs, Manfred (9x), Korneev, Oleg (7x), Karsa, Laszlo (6x), Baros, Konstantinos (6x), Starace, Umberto (5x)

10…Nc5 — 18.2% (329 parties)

Ambassadeurs : Mikhalevski, Victor (9x), Timman, Jan H (7x), De Jong, Jan-Willem (5x), Flear, Glenn C (5x), Kaidanov, Gregory (5x), Sokolov, Andrei (4x), Flear, Christine (4x), ? (3x)

10…Qd7 — 15.5% (280 parties)

Ambassadeurs : Korchnoi, Viktor (8x), Mamedyarov, Shakhriyar (7x), Jussupow, Artur (6x), Krasenkow, Michal (6x), Wiedenkeller, Michael (4x), Dolmatov, Sergey (4x), Timman, Jan H (3x), Hracek, Zbynek (3x)

10…Na5 — 2.3% (42 parties)

Ambassadeurs : Mascioni, Vania D (2x), Mamedyarov, Shakhriyar (2x), Unzicker, Ferdinand, Dr. (1x), Eken, Max (1x), Mangini, Jose Henrique de Mello (1x), De Souza Mendes, Joao (1x), Vasiukov, Evgeni (1x), Ujtumen, Tudev (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10…O-O	10…Nc5	10…Qd7	10…Na5
<1800	66	65%	9%	21%	3%
1800-2200	467	70%	13%	12%	3%
2200-2600	776	55%	25%	18%	2%
2600+	123	54%	18%	27%	2%

Évolution par décennie (% des parties)

Décennie	N parties	10…O-O	10…Nc5	10…Qd7	10…Na5
1950s	48	81%	10%	—	6%
1960s	62	81%	15%	3%	2%
1970s	47	94%	4%	2%	—
1980s	203	63%	24%	13%	—
1990s	314	52%	20%	24%	3%
2000s	478	57%	20%	21%	1%
2010s	385	63%	22%	11%	4%
2020s	266	76%	9%	12%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10…O-O	63%	76%	▲ +13.5%
10…Nc5	22%	9%	▼ -12.9%
10…Qd7	11%	12%	▲ +1.2%
10…Na5	4%	2%	▼ -2.5%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 6 parties
Carlsen, Magnus — 4 parties
Tal, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Ding, Liren — 1 partie
Hou, Yifan — 1 partie

Parties historiques

10…O-O — 63.4% (1143 parties)

1950 — Douglas, R.A.. vs French, Cyrus L. — 1-0 — ?
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
1950 — Sutterer, Robert vs Wettach, Karl — 1-0 — Triberg

10…Nc5 — 18.2% (329 parties)

1953 — Gross, Ronald Joseph vs Feldzer, Arseniy — 0-1 — San Francisco, CA USA
1953 — Gligorić, Svetozar vs Szabo, Laszlo — 0-1 — Zurich SUI
1956 — Pilnik, Herman vs Szabo, Laszlo — 1-0 — Amsterdam NED
1956 — Lorenzen, I vs Roeder, Mathias — 1-0 — FRG-3Cup prel [Meyer,H
1958 — Heilemann, Paul vs Llorens, Riera Ramon — 1-0 — ?

10…Qd7 — 15.5% (280 parties)

1964 — Keres, Paul vs Pilnik, Herman — 1-0 — Buenos Aires ARG
1966 — Quintero, Mauro vs Papapostolou, Christ. — 0-1 — Havana CUB
1971 — Sorri, Kari Juhani vs Sydor, Andrzej — 0-1 — EU-chT prel Aarhus DEN
1982 — Poenisch, Egmont vs Fritsch, Wolfgang — 1-0 — ?
1982 — Horvath, Tamas vs Karsa, Laszlo — 1-0 — HUN-ch Budapest HUN

10…Na5 — 2.3% (42 parties)

1950 — Unzicker, Ferdinand, Dr. vs Eken, Max — 1/2-1/2 — Dubrovnik olm
1950 — Kieninger, Georg vs Bogoljubow, Efim — 1-0 — Schwelm
1952 — Mangini, Jose Henrique de Mello vs De Souza Mendes, Joao — 0-1 — Rio de Janeiro BRA
1967 — Vasiukov, Evgeni vs Ujtumen, Tudev — 1-0 — Havana CUB
1992 — Radecki, Wojciech vs Jorgensen, Per Henrik Dorff — 0-1 — Baltic Sea tt6 9297

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