D34h — QGD Tarrasch: 9.dxc5

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), les cases fortes d4, f4 et g5, un avant-poste en f4, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le pion isolé d5 et les fous enfermés en e7 et c8.

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

Plans. Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4) ; Tour sur colonne d.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur les cases fortes e4 et g4, la paire de fous et les colonnes semi-ouvertes c et e.

Côté adverse. Les fous enfermés en c1 et g2 et une pièce en prise (le pion en c5).

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8) et le pion isolé d5.

Plans. ...Bg4 (Développer Bc8, clouer Nf3) ; ...d4 (Rupture) ; Tour sur colonne c ; Tour sur colonne e.

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	● d5
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	● aile_dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v1), ● f4 (2v0), ● g5 (2v0)	● e4 (2v1), ● g4 (2v0)
Cases faibles	—	● d5
Centre	● d4 (2v1)	● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c, ● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (c1, a1)	2 (c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● e2-e3	● …d5-d4

Partie
1928 It BSG Berlin GER – Round 6 – Reti, Richard – 1/2-1/2 – Johner, Paul – G27 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c5 7. cxd5 exd5 8. Nc3 Nc6 9. dxc5 d4 10. Na4 Re8
1931 Bled – Round 1 – Colle, Edgar – 0-1 – Alekhine, Alexander – G34 1. d4 d5 2. Nf3 c5 3. c4 e6 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Nb5 Bxc5
1932 Bad Sliac – Round 1 – Bogoljubow, Efim – 0-1 – Maroczy, Geza – G16 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1932 Bad Sliac – Round 1 – Vidmar, Marjeta – 1/2-1/2 – Maroczy, Geza – G22 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Be7 8. Nc3 O-O 9. dxc5 d4 10. Nb5 Bxc5
1935 Argentina – Round 12 – Grau, Roberto G – 1/2-1/2 – Piazzini, Luis – G12 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1935 BCF Ch 28th – Round 7 – Winter, William – 1-0 – Tylor, Theodore Henry – G17 1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Nf3 c5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1935 Warsaw ol Warsaw POL – Round 11 – Bolbochan, J. – 1-0 – Friedemann, Gunnar – G18 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1936 Hastings3637 – Round 9 – Fine, Richard Alvaro Adrien – 1/2-1/2 – Vidmar, Marjeta – G39 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Nc3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1936 Mar del Plata – Round 11 – Vinuesa, Juan – 1-0 – Piazzini, Luis – G75 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1936 New York ch-USA – Round 9 – Kevitz, Alexander – 1-0 – Horowitz, Albert Israel – G23 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1936 Trebitsch mem19 – Round 1 – Weinstock, Karl – 1-0 – Michel, Paul – G1 1. d4 d5 2. Nf3 e6 3. c4 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1936 Trebitsch Memorial 19th – Round 11 – Friedmann Henryk – 1-0 – Michel, Paul – G22 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1938 FRA Ch – Round 6 – Bergraser, Volf – 1/2-1/2 – Anglares, E. – G15 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1938 USA Ch – Round 12 – Dake, Arthur William – 0-1 – Horowitz, Albert Israel – G34 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1938 USA Ch fin-A – Round 1 – Blumin, B. – 1-0 – Horowitz, Albert Israel – G2 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1939 Buenos Aires ol prel-B – Round 4 – Hounie Fleurquin, Carlos – 1/2-1/2 – Michel, Pascal – G14 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1939 Buenos Aires ol prel-B – Round 6 – Salas Romo, Julio – 0-1 – Feigin, M. – G20 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Nb5 Bxc5
1941 Mar del Plata – Round 11 – Bolbochan, J. – 1/2-1/2 – Guimard, Carlos E – G88 1. c4 e6 2. Nf3 d5 3. d4 c5 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1941 New York State CA – Round 10 – Cruz, Walter – 0-1 – Denker, Arnold S – G23 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1942 Mar del Plata – Round 12 – Canepa, Jose – 0-1 – Guimard, Carlos E – G97 1. d4 d5 2. Nf3 e6 3. c4 c5 4. Nc3 Nc6 5. cxd5 exd5 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1944 Mar del Plata – Round 8 – Iliesco, Juan – 0-1 – Guimard, Carlos E – G72 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O Nf6 6. c4 Be7 7. Nc3 O-O 8. cxd5 exd5 9. dxc5 d4 10. Na4 Bf5
1948 Berlin GER – Round 13 – Kirchhammer, Rudolf – 0-1 – Richter, Kurt P – G12 1. d4 d5 2. Nf3 c5 3. c4 e6 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1948 Mar del Plata – Round 17 – Bolbochan, J. – 1/2-1/2 – Denker, Arnold S – G139 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1948 Moskou ch-URS – Round 4 – Ragozin, Viacheslav – 1/2-1/2 – Konstantinopolsky, Alexander – G41 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. g3 O-O 6. Bg2 c5 7. cxd5 exd5 8. O-O Nc6 9. dxc5 d4 10. Na4 Bf5
1948 Saltsjobaden Interzonal – Round 17 – Pachman, Ludek – 1-0 – Stoltz, Gabriel – G151 1. d4 d5 2. Nf3 e6 3. c4 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. Nc3 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1950 Mar del Plata – Round 16 – Marini, Liam – 0-1 – Michel, Pascal – G132 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1951 Budapest HUN – Round ? – Kardos, E – 0-1 – Honfi, Karoly – G1 1. c4 e6 2. d4 d5 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1952 POL-ch10 – Round 4 – Szapiel, Henryk – 1/2-1/2 – Gawlikowski, Stanislaw – G25 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1952 Saltsjobaden Interzonal – Round 12 – Averbakh, Yuri L – 1-0 – Steiner, Heinrich Jun. – G109 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1952 USA Ch playoff – Round 13 – Evans, Larry M – 1-0 – Steiner, Herman – G9 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1952 USA Ch playoff – Round 9 – Evans, Larry M – 1/2-1/2 – Steiner, Herman – G6 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 b5
1954 RSFSR Ch – Round ? – Grechkin, Dmitry M – 1-0 – Polugaevsky, Lev – G5 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Be7 8. Nc3 O-O 9. dxc5 d4 10. Na4 Bf5
1954 URS Team Ch – Round 9 – Tolush, Alexander V – 1-0 – Khavin, Abram Leonidovich – G152 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Be7 8. Nc3 O-O 9. dxc5 d4 10. Na4 Bf5
1956 Moscow olm fin-A – Round 9 – Geller, Efim P – 1-0 – Enevoldsen, Jens – G143 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Be6
1956 Moscow olm fin-B – Round 2 – Lokvenc, Josef – 1/2-1/2 – Rojahn, Ernst – G13 1. d4 d5 2. Nf3 c5 3. c4 e6 4. cxd5 exd5 5. g3 Nf6 6. Bg2 Nc6 7. O-O Be7 8. Nc3 O-O 9. dxc5 d4 10. Na4 Bg4
1957 Marshall CC Ch 5657 – Round 4 – Winters, S – 1/2-1/2 – Lasker, Edward – G1 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1957 URS Ch, semi final – Round 1 – Kikiani, Tamaz – 1/2-1/2 – Aronin, Lev – G18 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1959 HUN Ch Budapest HUN – Round 4 – Foldi, Jozsef – 1/2-1/2 – Honfi, Karoly – G15 1. c4 c5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. O-O Nc6 6. cxd5 exd5 7. d4 Be7 8. Nc3 O-O 9. dxc5 d4 10. Na4 Bf5
1959 Mar del Plata – Round 1 – Ivkov, Borislav – 1-0 – Emma, Jaime – G22 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1960 Leipzig olm prel – Round 1 – Gligorić, Svetozar – 1/2-1/2 – Padevsky, Nikola – G4 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1960 Nimzowitsch Memorial – Round ? – Hamann, Svend – 1-0 – Enevoldsen, Jens – G30 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1961 Rheda ch OWL – Round 2 – Groenegress, Wilfried – 0-1 – Oestreich, Reinhard – G3 1. d4 e6 2. c4 d5 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1962 Poznan ch POL – Round 11 – Drozd, Ryszard – 1-0 – Grabczewski, Romuald – G66 1. d4 d5 2. c4 e6 3. Nf3 c5 4. Nc3 Nc6 5. cxd5 exd5 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1963 Budapest HUN – Round 1 – Forintos, Gyozo V – 1/2-1/2 – Honfi, K. – G2 1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 e6 5. Nf3 d5 6. cxd5 exd5 7. d4 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1964 Capablanca Memorial – Round 12 – Evans, Larry M – 1-0 – Wade, Robert G – G114 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1964 Capablanca Memorial – Round 20 – Udovcic, Mijo – 1-0 – Bielicki, Carlos – G194 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O c5 6. d4 Nc6 7. cxd5 exd5 8. Nc3 O-O 9. dxc5 d4 10. Na4 Bf5
1964 Reykjavik – Round 4 – Bjornsson, Thorarinn – 1/2-1/2 – Wade, Robert G – G23 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1965 Capablanca Memorial – Round 18 – Haro Garcia, Gilberto – 0-1 – Wade, Robert G – G181 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1965 Corr – Round ? – Bergraser, Volf – 1-0 – Krausz, Otto – G1 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1965 WchT U26 12. fin-A – Round 9 – Sorensen, Bent – 0-1 – Plachetka, Jan – G53 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1966 Tbilisi ch-URS – Round 13 – Kholmov, Ratmir D – 1/2-1/2 – Nikolaevsky, Yuri V – G118 1. Nf3 d5 2. c4 e6 3. d4 c5 4. cxd5 exd5 5. Nc3 Nf6 6. g3 Nc6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Nb5 Bxc5
1966 WchT U26 fin-A 13th – Round 6 – Gulko, Boris – 1-0 – Kolbak, Jens – G17 1. g3 d5 2. Nf3 c5 3. Bg2 Nc6 4. d4 Nf6 5. O-O e6 6. c4 Be7 7. cxd5 exd5 8. Nc3 O-O 9. dxc5 d4 10. Na4 Bf5
1967 Halle zt – Round 9 – Gerusel, Mathias – 1-0 – Aguilar Petersen, Martin Alejandro – G35 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5
1967 Mar del Plata Open – Round 8 – Benko, Francisco – 1/2-1/2 – Gerschman, J. – G29 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. cxd5 exd5 6. O-O Be7 7. d4 O-O 8. Nc3 Nc6 9. dxc5 d4 10. Na4 Bf5
1969 Capablanca Memorial – Round 6 – Cobo Arteaga, Eldis – 1/2-1/2 – Abreu Rodriguez, Juan Luis – G43 1. d4 d5 2. Nf3 e6 3. c4 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. Nc3 Be7 8. O-O O-O 9. dxc5 d4 10. Na4 Bf5

D34h —

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5

Eval: [+0.24]

Les coups candidats

9…Bxc5 — 87.2% (4585 parties) →

Ambassadeurs : Morin, Louis (21x), Orsag, Milan (20x), Halkias, Stelios (16x), Thompson, Brian (16x), Weyerstrass, Ronald (15x), Chandler, Murray G (14x), Espig, Lutz (14x), Jianu, Vlad-Cristian (12x)

9…d4 — 12.2% (641 parties) →

Ambassadeurs : Kovalevskaya, Ekaterina (7x), Bolbochan, J. (4x), Horowitz, Albert Israel (4x), Denker, Arnold S (3x), Michel, Paul (3x), Guimard, Carlos E (3x), Piazzini, Luis (3x), Gerusel, Mathias (3x)

9…Be6 — 0.3% (15 parties)

Ambassadeurs : Naselli, Adriano (1x), Benzaquen Friedman, Amitay (1x), Fonseca Carlos Roberto (1x), Tasso, Arquimedes (1x), Palacios, Bobby (1x), Rositsan, Boris (1x), Argiroudis, Stamatis (1x), Tzioufas, Konstantinos (1x)

9…h6 — 0.3% (14 parties)

Ambassadeurs : Rossetto, Hector (1x), Vidal, Faustino (1x), Rashid, Russell (1x), Joventino, R. (1x), Foisor, Cristina-Adela (1x), Michaille, Laurent (1x), Aagedal, Geir Ole (1x), Izzard, Brian J (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Bxc5	9…d4	9…Be6	9…h6
<1800	80	92%	4%	1%	2%
1800-2200	1506	87%	11%	0%	1%
2200-2600	2776	90%	10%	0%	0%
2600+	72	94%	6%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Bxc5	9…d4	9…Be6	9…h6
1910s	12	100%	—	—	—
1920s	20	95%	5%	—	—
1930s	49	27%	73%	—	—
1940s	21	24%	76%	—	—
1950s	38	34%	61%	3%	—
1960s	85	64%	36%	—	—
1970s	160	70%	29%	—	1%
1980s	524	90%	10%	0%	—
1990s	857	89%	10%	0%	0%
2000s	1151	86%	13%	0%	0%
2010s	1971	90%	9%	0%	0%
2020s	371	96%	4%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Bxc5	90%	96%	▲ +5.9%
9…d4	9%	4%	▼ -5.1%
9…Be6	0%	0%	-0.3%
9…h6	0%	0%	-0.4%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 9 parties
Alekhine, Alexander — 3 parties
Kasparov, Garry — 3 parties
Lasker, Emanuel — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Karpov, Aleksandr — 1 partie
Kramnik, Vladimir — 1 partie
Ding, Liren — 1 partie
Gukesh D — 1 partie

Parties historiques

9…Bxc5 — 87.2% (4585 parties)

1911 — Kostic, Boris vs Marshall Viele, Fabrizio Aaron — 1/2-1/2 — Carlsbad CZE
1911 — Rotlewi, Georg vs Perlis, Julius — 1-0 — Carlsbad CZE
1912 — Leonhardt, Paul vs Alapin, Simon — 1/2-1/2 — Bad Pistyan CZE
1912 — Schlechter, Carl vs Maroczy, Geza — 1/2-1/2 — Budapest HUN
1912 — Bernstein, Ossip vs Levenfish, Grigory — 0-1 — Vilnius LTU

9…d4 — 12.2% (641 parties)

1928 — Reti, Richard vs Johner, Paul — 1/2-1/2 — It BSG Berlin GER
1930 — Batik, Frantisek vs Dyckhoff, Eduard — 0-1 — corr 1930-31
1931 — Zamikhovsky, Abram vs Sozin, Veniamin — 1-0 — USSR
1931 — Colle, Edgar vs Alekhine, Alexander — 0-1 — Bled SLO
1932 — Bogoljubow, Efim vs Maroczy, Geza — 0-1 — Bad Sliac

9…Be6 — 0.3% (15 parties)

1958 — Naselli, Adriano vs Benzaquen Friedman, Amitay — 1-0 — Buenos Aires ARG
1984 — Fonseca Carlos Roberto vs Tasso, Arquimedes — 0-1 — Curitiba
1992 — Palacios, Bobby vs Rositsan, Boris — 1-0 — Toronto CAN
1994 — Argiroudis, Stamatis vs Tzioufas, Konstantinos — 0-1 — Athens GRE
1998 — Martyn, Rafe vs Diermair, Andreas — 0-1 — Mureck AUT

9…h6 — 0.3% (14 parties)

1972 — Rossetto, Hector vs Vidal, Faustino — 1-0 — Zarate op
1995 — Foisor, Cristina-Adela vs Michaille, Laurent — 1-0 — Lyon op Lyon FRA
1996 — Rashid, Russell vs Joventino, R. — 1-0 — Dubai UAE
2005 — Ianov, Viktor vs Dobak, Daniel — 1-0 — Paks HUN
2005 — Billenkamp, Thomas vs Stieber, Ulrich — 1-0 — Bayern

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