B19q — Caro-Kann: Classical, Spassky, Main Line

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 Qc7 11.Bd2 e6 12.O-O-O Ngf6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte e4, un fou actif en d2 et la colonne semi-ouverte e.

Côté adverse. Le fou enfermé en f8 et le roi resté au centre.

Plans. Tour sur colonne e.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte d5, un avant-poste en d5 et la colonne semi-ouverte d.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Be7 (Développer Bf8) ; ...c5 (Rupture) ; ...e5 (Rupture) ; Tour sur colonne d.

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→c6, f7→e6, g7→h6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● e	● d

Pièces

	♔ Blancs	♚ Noirs
Bd2	● Bd2 Actif (mob. 8)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	Non	Non
Non développées	1 (h1)	3 (f8, 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	semi-ouvert
Ruptures	● c2-c3, ● d4-d5	● …c6-c5, ● …e6-e5

Partie
? 1984 – Round ? – Timman, Jan H – 1/2-1/2 – Miles, Anthony J – G14 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
1917 Nordic Congress 8th – Round 9 – Giersing, Johannes H – 0-1 – Berndtsson, Karl – G14 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1931 Trebitsch Memorial 14th – Round 7 – Becker, Albert – 0-1 – Hoenlinger, Baldur – G11 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1938 Argentina – Round 20 – Pilnik, Herman – 1/2-1/2 – Bensadon, Rafael – G90 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1938 Argentina – Round 3 – Carballo Madrigal, Fabian – 0-1 – Fenoglio, Virgilio – G15 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1941 GER Ch 8th – Round 1 – Ernst, Wilhelm – 1/2-1/2 – Schmidt, Paul Felix – G3 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Qc7
1943 Ventnor City – Round 1 – Adams, Weaver – 1-0 – Suesman – G2 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
1946 Buenos Aires ch-ARG – Round 10 – Pilnik Aranda, Karla Constanza – 1-0 – Sanguinetti, Renato – G51 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1946 Mar del Plata – Round 1 – De Souza Mendes, Joao – 1/2-1/2 – Luckis, Marcos – G24 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1958 Munich olm prel – Round 6 – Bhend, Edwin – 1/2-1/2 – Zografakis, Aristidis – G139 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
1960 Hoogovens – Round 1 – Matanovic, Aleksandar – 1/2-1/2 – Flohr, Salo – G15 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Qc7
1960 Leipzig olm fin-A – Round 3 – Matanovic, Aleksandar – 1/2-1/2 – Portisch, Lajos – G53 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1961 Warsaw – Round 1 – Kostro, Jerzy – 1/2-1/2 – Minev, Nikolay N – G50 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1962 Whitby ch-BCF – Round 6 – Aitken, James – 1/2-1/2 – Fuller, Roberto Antonio – G74 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
1963 Kiev Avantgard Ch – Round ? – Bannik, Anatolij – 1/2-1/2 – Poliak, Evsey – G30 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1964 Amsterdam Interzonal – Round 3 – Evans Lianda – 1-0 – Berger, Benedikt – G26 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1964 Tel Aviv olm fin-C – Round 6 – Bhend, Edwin – 1-0 – Reilly, Brian Patrick – G34 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1965 DDR Ch 15th – Round 17 – Schoeneberg, Manfred – 1/2-1/2 – Starck, Bodo – G75 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1966 La Habana olm fin-B – Round 1 – Kostro, Jerzy – 1-0 – Dunkelblum, Arthur – G15 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 CSR Ch – Round 4 – Novak, Ervin – 0-1 – Jankovec, Ivan – G27 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 DDR Ch 16th – Round 16 – Liebert, Heinz – 1/2-1/2 – Starck, Bodo – G85 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 Havana Armies Ch 4th – Round 15 – Bednarski, Jacek B – 1/2-1/2 – Hort, Vlastimil – G93 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 Havana Armies Ch 4th – Round 17 – Bednarski, Jacek B – 1/2-1/2 – Valdes Castillo, Arnaldo – G102 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1967 Havana Armies Ch 4th – Round 8 – Adamski, Jan – 1/2-1/2 – Vadasz, Laszlo – G52 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 ISR Ch – Round 15 – Kagan, Shimon – 1-0 – Rosenberg, Arie – G67 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 October Revolution 50 – Round 1 – Kholmov, Ratmir D – 1-0 – Hort, Vlastimil – G53 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1967 Oxford ch-BCF – Round 8 – Hartston, William R – 1-0 – Golombek, Harry – G76 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 Palma de Mallorca – Round 15 – Bednarski, Jacek B – 1/2-1/2 – Smyslov, Vasily – G109 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1967 POL Ch 24th – Round 2 – Bednarski, Jacek B – 1-0 – Sliwinski, Henryk – G2 1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1967 Rubinstein Memorial – Round 3 – Kostro, Jerzy – 0-1 – Kolarov, Atanas S. – G14 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1967 Skopje – Round 15 – Marić, Rudolf – 1/2-1/2 – Kholmov, Ratmir D – G119 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1967 YUG Ch 22th – Round 8 – Marić, Rudolf – 1/2-1/2 – Vukic, Milan – G42 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1968 CSR Ch – Round 7 – Jansa, Vlastimil – 1/2-1/2 – Augustin, Josef – G61 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1968 It Buesum GER – Round 1 – Hecht, Hans-Joachim – 1/2-1/2 – Kolarov, Atanas S. – G2 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1968 Kiev (Ukraine) – Round 5 – Zhidkov, Valery S – 0-1 – Podgaets, Mikhail – G8 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1968 Lugano olm - Round 1 - Thorsteinsson, Bjorn - 1/2-1/2 - Kagan, Shimon - G245 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1968 Malaga – Round ? – Tatai, Stefano – 1-0 – Pomar Salamanca, Arturo – G26 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1968 USSR – Round 1 – Zhidkov, Valery S – 0-1 – Podgaets, Mikhail – G39 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1968 WchT U26 15. qual-C – Round 4.1 – Schoeneberg, Manfred – 0-1 – Vukic, Milan – G6 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1969 New York ch-USA – Round 3 – Byrne, Ray – 1-0 – Saidy, Anthony – G15 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1969 Novi Travnik ch YUG – Round 2 – Puc, Stojan – 1/2-1/2 – Vukic, Milan – G1 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
1969 Raach zt – Round 5 – Radulov, Ivan – 1/2-1/2 – Matanovic, Aleksandar – G56 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Qc7
1970 IBM – Round 4 – Csom, Istvan – 1/2-1/2 – Hort, Vlastimil – G127 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1972 Skopje ol (Men) fin-A – Round 13 – Vogt, Lothar – 1-0 – Rukavina, Josip – G289 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6
1975 URS Team Ch – Round 2 – Fatalibekova, Elena – 1/2-1/2 – Kozlovskaya, Valentina – G366 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
Brussels blitz 1987 – Round 1 – Huebner, Robert – 1/2-1/2 – Timman, Jan H – G70 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
EU-Cup 24th 2008 – Round 7 – Ponomariov, Ruslan – 1/2-1/2 – Postny, Evgeny – G91 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
FIDE WCh KO 2001 – Round 1.1 – Ponomariov, Ruslan – 1-0 – Li, Wenliang – G38 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7
Interpolis 1978 – Round 5 – Spassky, Boris V. – 1/2-1/2 – Portisch, Lajos – G17 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
London P&D/GLC Kings 1984 – Round 10 – Timman, Jan H – 1/2-1/2 – Miles, Anthony J – G11 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6
Lucerne 1985 – Round 1 – Beliavsky, Alexander G – 1/2-1/2 – Campora, Daniel H. – G8 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 e6 9. Bd3 Bxd3 10. Qxd3 Nf6

B19q — Classical Spassky Main Line

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3 Nd7 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 Qc7 11.Bd2 e6 12.O-O-O Ngf6

Eval: [+0.44]

Les coups candidats

13.Ne4 — 60.8% (4922 parties) →

Ambassadeurs : Egorov, Vladimir (45x), Khenkin, Igor (25x), Markus, Roland (19x), Wahjuwidajat, Utut Adianto (18x), Hole, Oystein (15x), Seirawan, Yasser (14x), Berdichesky, Ruben (13x), Sherwood, Russell (12x)

13.Qe2 — 16.3% (1322 parties)

Ambassadeurs : Wahjuwidajat, Utut Adianto (8x), Martinovic, Slobodan (7x), Luther, Thomas (7x), Boehnisch, Manfred (7x), Gromova, Iulia (6x), Guseinov, Gadir (6x), Bednarski, Jacek (5x), Rajkovic, Dusan (5x)

13.Kb1 — 13.0% (1050 parties)

Ambassadeurs : Lunkmoss, Gerhard (4x), Kuipers, Stefan (4x), Kostro, Jerzy (3x), ? (3x), Grinev, Valeriy (3x), De la Calle, Israel (3x), Ruiz Castillo, Joshua Daniel (3x), Graf, Christian (3x)

13.c4 — 5.3% (430 parties)

Ambassadeurs : Solomon, Stephen J (3x), Suesman (2x), Matulovic, Milan (2x), Hort, Vlastimil (2x), Lehto, Ville (2x), Seibert, Volker (2x), Lacroix, Serge (2x), Ramaswamy, Kishor (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	13.Ne4	13.Qe2	13.Kb1	13.c4
<1800	288	57%	10%	16%	3%
1800-2200	2981	57%	14%	17%	7%
2200-2600	3079	68%	17%	10%	3%
2600+	135	77%	18%	4%	1%

Évolution par décennie (% des parties)

Décennie	N parties	13.Ne4	13.Qe2	13.Kb1	13.c4
1900s	1	—	—	—	—
1910s	1	—	—	—	100%
1920s	1	—	—	—	—
1930s	4	—	—	—	25%
1940s	5	—	—	40%	60%
1950s	3	33%	—	67%	—
1960s	79	22%	46%	19%	11%
1970s	162	22%	57%	8%	9%
1980s	466	59%	25%	8%	4%
1990s	1401	55%	25%	9%	6%
2000s	3082	65%	14%	11%	6%
2010s	2627	63%	11%	17%	5%
2020s	266	63%	6%	23%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
13.Ne4	63%	63%	+0.3%
13.Qe2	11%	6%	▼ -4.3%
13.Kb1	17%	23%	▲ +5.3%
13.c4	5%	4%	▼ -1.0%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 10 parties
Kasparov, Garry — 7 parties
Anand, Viswanathan — 5 parties
Hou, Yifan — 4 parties
Tal, Mikhail — 3 parties
Lasker, Emanuel — 1 partie
Karpov, Aleksandr — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

13.Ne4 — 60.8% (4922 parties)

1958 — Vukovic, Vladimir vs Trifunovic, Petar — 1/2-1/2 — JUG-13ch Sarajevo BIH
1965 — Letelier Martner, Rene vs Foguelman, Alberto — 0-1 — Santiago Santiago de Chile
1965 — Geller, Efim P. vs Foguelman, Alberto — 1/2-1/2 — Santiago de Chile
1967 — Stein, Leonid vs Korchnoi, Viktor — 1/2-1/2 — Sousse TUN
1967 — Benko, Pal vs Kagan, Shimon — 1-0 — Winnipeg CAN

13.Qe2 — 16.3% (1322 parties)

1962 — Heuer, Valter vs Kostyuchenko, Vladimir — 1/2-1/2 — URS-ch sf Dnepropetrovsk
1965 — Blagojevic, Katarina vs Vujanovic, Tatjana — 1-0 — Belgrade SRB
1967 — Bednarski, Jacek vs Valdes Castillo, Arnaldo — 1/2-1/2 — Havana CUB
1967 — Bednarski, Jacek vs Sliwinski, Henryk — 1-0 — Szeczin
1967 — Hartston, William R vs Golombek, Harry — 1-0 — Oxford ch-BCF

13.Kb1 — 13.0% (1050 parties)

1941 — Ernst, Wilhelm vs Schmidt, Paul Felix — 1/2-1/2 — Bad Oeynhausen GER
1946 — De Souza Mendes, Joao vs Luckis, Marcos — 1/2-1/2 — Mar del Plata ARG
1951 — Grob, Henry vs Pomar Salamanca, Arturo — 1/2-1/2 — Madrid ESP
1958 — Bhend, Edwin vs Zografakis, Aristidis — 1/2-1/2 — Munich GER
1960 — Matanovic, Aleksandar vs Flohr, Salo — 1/2-1/2 — Beverwijk NED

13.c4 — 5.3% (430 parties)

1917 — Giersing, Johannes H vs Berndtsson, Karl — 0-1 — Kristiania
1938 — Carballo Madrigal, Fabian vs Fenoglio, Virgilio — 0-1 — Argentina
1941 — Adams, Michael vs Suesman — 1-0 — ?
1943 — Adams, Weaver vs Suesman — 1-0 — Ventnor City
1946 — Pilnik Aranda, Karla Constanza vs Sanguinetti, Renato — 1-0 — Buenos Aires ch-ARG

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