D64j — QGD: Orthodox, Rubinstein Attack, 8…Re8 9.a3 a6

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 Re8 9.a3 a6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte f4….

Atouts. Les Blancs s'appuient sur les cases fortes f4 et e5, un fou actif en g5 et la paire de fous.

Côté adverse. Le fou enfermé en c8.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou f1 et la tour h1).

Plans. Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte e4.

Atouts. Les Noirs s'appuient sur un avant-poste en e4, un fou actif en e7 et la paire de fous.

Côté adverse. Le fou enfermé en f1, un mauvais fou en g5 et le roi resté au centre.

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

Plans. ...c5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→a3, f2→e3, e3→d4	● c6→d5, e6→d5, b7→a6, b7→c6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v1)	—
Cases faibles	● e4	—
Centre	● d4 (2v0), ● e5 (2v1)	● d5 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Bg5	● Bg5 Actif (mob. 4)
Be7		● Be7 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	2 (● f1, ● h1)	2 (● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5, ● e3-e4	● …c6-c5, ● …e6-e5

Partie
1923 Karlsbad – Round ? – Gruenfeld, Ernst – 1/2-1/2 – Teichmann, Richard – G145 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Bh4 h6
1923 Karlsbad – Round 13 – Reti, Richard – 1-0 – Teichmann, Richard – G124 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Bh4 h6
1923 Karlsbad – Round 14 – Alekhine, Alexander – 1-0 – Chajes, Oscar – G129 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. h3 b5
1923 Karlsbad – Round 14 – Bogoljubow, Efim – 0-1 – Reti, Richard – G128 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 O-O 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. Bd3 dxc4
1923 Scheveningen – Round 7 – Oskam, Gerard – 0-1 – Yates, Frederic D – G66 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 O-O 6. Rc1 Nbd7 7. e3 c6 8. Qc2 Re8 9. a3 a6 10. h3 dxc4
1925 BCF Ch 18th – Round 11 – Winter, William – 0-1 – Yates, Fred Dewhirst – G42 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1925 Debrecen – Round 1 – Vukovic, Vladimir – 1-0 – Przepiorka, Dawid – G26 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Rd1 b6
1927 Bremen – Round 4 – Bogoljubow, Efim – 1-0 – Von Holzhausen, Walther – G14 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. cxd5 Nxd5
1927 World Championship 13th – Round 26 – Alekhine, Alexander – 1/2-1/2 – Capablanca, Jose – G20 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1927 World Championship 13th – Round 4 – Alekhine, Alexander – 1/2-1/2 – Capablanca, Jose – G3 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. Bd3 h6
1928 Budapest – Round 1 – Havasi, Kornel – 1/2-1/2 – Kmoch, Hans – G15 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 Re8 8. Qc2 c6 9. a3 a6 10. Bd3 h6
1928 Budapest – Round 1 – Steiner, Herman – 1/2-1/2 – Havasi, Kornel – G20 1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. c4 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Bd3 h6
1928 The Hague ol (Men) – Round 13 – Havasi, Kornel – 1-0 – Aguilera Bonaque, Juan Carlos – G81 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. Nf3 Be7 6. e3 c6 7. Rc1 O-O 8. Qc2 a6 9. a3 Re8 10. Bd3 dxc4
1928 Trebitsch mem12 – Round 10 – Gruenfeld, Ernst – 1-0 – Takacs, Sandor – G24 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. h3 h6
1928 Trebitsch mem12 – Round 7 – Gruenfeld, Ernst – 1/2-1/2 – Becker, Albert – G16 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. h3 h6
1928 Trebitsch mem12 – Round 9 – Gruenfeld, Ernst – 1-0 – Beutum, Sigmund – G20 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 O-O 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. c5 Nh5
1928 Vienna – Round 3 – Kmoch, Hans – 1/2-1/2 – Takacs, Sandor – G31 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nc3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. cxd5 exd5
1930 Gyor – Round 1 – Kashdan, Isaac – 1-0 – Gruenfeld, Ernst – G1 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. cxd5 exd5
1930 Hamburg ol (Men) – Round 4.4 – Anderson, James Allen – 1/2-1/2 – Frydman, Paulino – G6 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 Re8 8. Qc2 c6 9. a3 a6 10. h3 h6
1931 Bled – Round 1 – Bogoljubow, Efim – 1-0 – Kostic, Boris – G31 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. Rd1 b5
1931 It Bled SLO – Round 23 – Bogoljubow, Efim – 1-0 – Kostic, Boris – G15 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. Rd1 b5
1932 Berlin Ch – Round 3 – Saemisch, Friedrich – 1-0 – Koch, Berthold – G8 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 Re8 8. a3 c6 9. Qc2 a6 10. Bd3 Nf8
1932 Leningrad Ch – Round 1 – Alatortsev, Vladimir N. – 1-0 – Rabinovich, Ilya Mar – G17 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. Bd3 dxc4
1933 Folkestone olm – Round 4 – Havasi, Kornel – 1-0 – Sacconi, Antonio – G9 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 dxc4
1933 Folkestone Olympiad 5th – Round 4.19 – Havasi, Abdolreza – 1-0 – Sacconi, Antonio – G36 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Bd3 dxc4
1933 Folkestone Olympiad 5th – Round 8.15 – Rejfir, Josef – 0-1 – Havasi, Kornel – G70 1. c4 Nf6 2. d4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. cxd5 exd5
1933 Moravska Ostrava – Round ? – Pirc, Vasja – 0-1 – Zinner, Emil – G34 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1934 BCF Ch 27th – Round 1 – Fairhurst, William – 1/2-1/2 – Cross, Alfred Rupert Neale – G2 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Rd1 b5
1934 Leningrad – Round 1 – Alatortsev, Vladimir N. – 1-0 – Kmoch, Hans – G23 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. h3 h6
1934 Leningrad – Round 1 – Kan, Ilya A – 1/2-1/2 – Rabinovich, Ilya Mar – G21 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Rc1 a6 8. a3 Re8 9. Qc2 c6 10. h3 h6
1934 Leningrad – Round 1 – Kmoch, Hans – 0-1 – Kan, Ilya A – G50 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. cxd5 cxd5
1934 Maribor – Round 7 – Pirc, Vasja – 1-0 – Vidmar, Milan Jr – G28 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 Be7 5. Nc3 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1934 Trebitsch Memorial 17th – Round 11 – Becker, Albert – 1-0 – Podhorzer, David – G17 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Rc1 c6 7. Nf3 Nbd7 8. Qc2 Re8 9. a3 a6 10. h3 dxc4
1935 Margate – Round 9 – Reshevsky, Samuel – 1-0 – Reilly, Brian – G41 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. h3 h6
1935 Moscow – Round 18 – Ragozin, Viacheslav – 1/2-1/2 – Lasker, Emanuel – G84 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 Re8 8. Qc2 c6 9. a3 a6 10. Bf4 Nf8
1935 Moskou – Round 1 – Alatortsev, Vladimir N. – 0-1 – Goglidze, Viktor – G5 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 O-O 6. e3 Nbd7 7. Rc1 a6 8. Qc2 Re8 9. a3 c6 10. Bd3 h6
1935 Warsaw olm – Round 1 – Flohr, Salo – 1/2-1/2 – Fine, Richard Alvaro Adrien – G3 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Qc2 c6 8. a3 a6 9. Rc1 Re8 10. Bd3 h6
1935 Warsaw olm – Round 2 – Spielmann, Rudolf – 1-0 – Pirc, Vasja – G5 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. h3 h6
1935 Warsaw POL – Round 10 – Kupchik, Abraham – 1-0 – Pirc, Vasja – G55 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. e3 O-O 6. Nc3 Nbd7 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. cxd5 exd5
1936 Budapest – Round 8 – Steiner, Lajos – 1-0 – May, Dezso – G32 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. Bd3 dxc4
1936 Novi Sad – Round 10 – Trifunovic, Petar – 1-0 – Vukovic, Sava – G11 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. Rd1 dxc4
1936 Olympiad (unofficial) – Round 1 – Ichim, Trajan – 0-1 – Tsvetkov, Alexandar K – G3 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. Nf3 Be7 6. e3 O-O 7. Qc2 c6 8. a3 Re8 9. Rc1 a6 10. cxd5 exd5
1936 Trade Unions – Round ? – Chekhover, Vitaly – 1-0 – Zagoriansky, Evgeny – G28 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. h3 b5
1937 Tbilisi ch-URS – Round 1 – Budo, Alexander Semenovich – 1/2-1/2 – Belavenets, Sergey – G77 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. e3 O-O 6. Nc3 Nbd7 7. Rc1 c6 8. Qc2 Re8 9. a3 a6 10. cxd5 exd5
1938 FRA Ch – Round 10 – Bergraser, Volf – 1/2-1/2 – Baulier, A. – G26 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1938 Trade Unions – Round 10 – Vasiliev, Viktor A – 1/2-1/2 – Bastrikov, Georgy – G76 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. Rc1 Be7 7. e3 O-O 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1938 Trade Unions – Round 19 – Gothilf, Solomon Borisovich – 1-0 – Zagoriansky, Evgeny – G151 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Rc1 c6 7. Nf3 Nbd7 8. Qc2 Re8 9. a3 a6 10. Bd3 h6
1939 SCO-ch52/ – Round 7 – Winter, William – 1-0 – Aitken, James – G13 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. h3 dxc4
1945 Hastings4546 – Round 3 – Steiner, Heinrich Jun. – 1-0 – Sergeant, Edward – G14 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. e3 Nbd7 6. Nc3 O-O 7. Rc1 c6 8. a3 Re8 9. Qc2 a6 10. h3 dxc4
1945 Pan American – Round 1 – Steiner, Herman – 0-1 – Kashdan, Isaac – G26 1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. c4 O-O 5. Nc3 d5 6. e3 Nbd7 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. Bd3 dxc4
1946 Nt Augsburg GER – Round 8 – Unzicker, Wolfgang – 1-0 – Huber, Josef – G14 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. h3 h6
1947 Schlechter Memorial – Round ? – Gereben, Erno – 1/2-1/2 – Watzl, Leopold – G55 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 O-O 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. Bd3 h6
1954 Mar del Plata – Round 9 – Maderna, Carlos – 1-0 – Shocron, Ruben – G73 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 Nbd7 6. Nc3 O-O 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. Rd1 b5
1959 Krakow – Round 6 – Sliwa, Bogdan – 1-0 – Orbaan, Constant – G22 1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Bg5 Nbd7 5. e3 c6 6. a3 Be7 7. Nf3 O-O 8. Qc2 Re8 9. Rc1 a6 10. h3 h6
1959 Tbilisi ch-URS – Round 12 – Geller, Efim P – 1-0 – Furman, Slavomir – G95 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. a3 a6 9. Qc2 Re8 10. Bd3 h6
1962 Varna olm – Round 8 – Bergraser, Volf – 1-0 – Lantsias, Andreas – G337 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Qc2 O-O 7. Nf3 Re8 8. a3 a6 9. Rc1 c6 10. Bd3 Nf8
Olympiad 2002 – Round 8 – Sasikiran, Krishnan – 1-0 – Kaidanov, Gregory – G258 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2 a6 9. a3 Re8 10. h3 dxc4

D64j — Orthodox Rubinstein Attack

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Qc2 Re8 9.a3 a6

Les coups candidats

10.Bd3 — 45.4% (83 parties)

Ambassadeurs : Havasi, Kornel (5x), Alekhine, Alexander (4x), Sacconi, Antonio (3x), Capablanca, Jose (3x), Alatortsev, Vladimir N. (2x), Steiner, Lajos (2x), Steiner, Herman (2x), Pirc, Vasja (2x)

10.h3 — 25.7% (47 parties)

Ambassadeurs : Alekhine, Alexander (3x), Becker, Albert (2x), Bustgens (2x), Gruenfeld, Ernst (2x), Chajes, Oscar (2x), Pachta, Paul (2x), Steiner, Bruno (2x), Kan, Ilya A (1x)

10.cxd5 — 14.8% (27 parties)

Ambassadeurs : Bogoljubow, Efim (2x), Kmoch, Hans (2x), Rejfir, Josef (1x), Havasi, Kornel (1x), Asztalos, Lajos (1x), Von Holzhausen, Walther (1x), Kashdan, Isaac (1x), Gruenfeld, Ernst (1x)

10.c5 — 4.4% (8 parties)

Ambassadeurs : Gruenfeld, Ernst (1x), Beutum, Sigmund (1x), Dorfman, Iossif (1x), Zakharov, Alexander V (1x), Spassov, Liuben (1x), Simic, Radoslav K (1x), Malloni, Marcello (1x), Scagliarini, Valentina (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.Bd3	10.h3	10.cxd5	10.c5
1800-2200	34	56%	15%	15%	6%
2200-2600	56	43%	30%	14%	5%
2600+	1	—	100%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	10.Bd3	10.h3	10.cxd5	10.c5
1920s	26	50%	27%	8%	4%
1930s	43	35%	26%	23%	—
1940s	8	50%	50%	—	—
1950s	3	33%	33%	—	—
1960s	1	100%	—	—	—
1970s	2	50%	—	—	50%
1980s	13	23%	38%	23%	8%
1990s	31	52%	16%	16%	6%
2000s	33	45%	27%	15%	9%
2010s	18	61%	17%	11%	—
2020s	5	60%	40%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.Bd3	61%	60%	▼ -1.1%
10.h3	17%	40%	▲ +23.3%
10.cxd5	11%	0%	▼ -11.1%
10.c5	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Alekhine, Alexander — 7 parties
Lasker, Emanuel — 1 partie

Parties historiques

10.Bd3 — 45.4% (83 parties)

1923 — Alekhine, Alexander vs Lancel Edmond — 0-1 — Brussels BEL
1923 — Bogoljubow, Efim vs Reti, Richard — 0-1 — Carlsbad CZE
1923 — Factor, Samuel D vs Whitaker, Norman — 1-0 — San Francisco, CA USA
1924 — Gibson, William vs Price, Hubert E — 0-1 — Southport ENG
1925 — Winter, William vs Yates, Fred Dewhirst — 0-1 — Stratford-upon-Avon

10.h3 — 25.7% (47 parties)

1923 — Oskam, Gerard vs Yates, Frederic D — 0-1 — Scheveningen NED
1923 — Alekhine, Alexander vs Caes, Joeri — 1-0 — Carlsbad CZE
1923 — Alekhine, Alexander vs Chajes, Oscar — 1-0 — Karlsbad CSR
1923 — Alekhine, Alexander vs Chajes, Oscar — 1-0 — Carlsbad CZE
1924 — Schelfhout, Willem vs Boer, Adriaan — 1-0 — NED

10.cxd5 — 14.8% (27 parties)

1927 — Bogoljubow, Efim vs Von Holzhausen, Walther — 1-0 — Bremen GER
1928 — Kmoch, Hans vs Takacs, Sandor — 1/2-1/2 — Vienna AUT
1930 — Kashdan, Isaac vs Gruenfeld, Ernst — 1-0 — Gyor
1930 — Stoltz, De Raven vs Samisch, Romuald — 0-1 — Hamburg GER
1930 — Stoltz, Gabriel vs Saemisch, Friedrich — 0-1 — Olympiad Hamburg GER

10.c5 — 4.4% (8 parties)

1928 — Gruenfeld, Ernst vs Beutum, Sigmund — 1-0 — Vienna AUT
1976 — Dorfman, Iossif vs Zakharov, Alexander V — 1/2-1/2 — Moscow RUS
1981 — Spassov, Liuben vs Simic, Radoslav K — 0-1 — Athens tt Athens GRE
1996 — Spesny, Jan vs Dlouhy, David — 1/2-1/2 — Prague CZE
1997 — Malloni, Marcello vs Scagliarini, Valentina — 1-0 — Rome ITA

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