E41b — Nimzo-Indian: 4.e3 c5 5.Nf3

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3 * ● 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 les cases fortes b5 et e5 et la paire de fous.

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Bd2 (Développer Bc1) ; Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (3v1), ● e5 (2v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bf1	● Bf1 Non développé (mob. 2)
Bb4		● Bb4 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	4 (c1, f1, a1, h1)	4 (b8, c8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d4-d5, ● e3-e4	● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
1928 Berlin Cafe Koenig – Round 5 – Saemisch, Friedrich – 1-0 – Steiner, Lajos – G21 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 c5 5. e3 Ne4 6. Qc2 f5 7. Bd3 Qa5 8. O-O Bxc3 9. bxc3 Nf6 10. Nd2 Qc7
1931 Budapest – Round 2 – Michlo, Joseph – 0-1 – Steiner, Endre – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 cxd4 6. exd4 Ne4 7. Bd2 Nxd2 8. Qxd2 b6 9. a3 Bxc3 10. Qxc3 O-O
1932 Leningrad Ch – Round 1 – Alatortsev, Vladimir N. – 1-0 – Goldberg, Grigory A – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O Bxc3 8. bxc3 d6 9. Nd2 e5 10. f4 exd4
1932 Leningrad Ch – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Chekhover, Vitaly – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Ne2 cxd4 9. exd4 Bxf3 10. gxf3 Bd6
1934 Sopron – Round ? – Gereben, Erno – 1-0 – Havasi, Kornel – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 d5 6. Bd2 O-O 7. Rc1 cxd4 8. Nxd4 a6 9. cxd5 Nxd5 10. Nxd5 Bxd2+
1950 Wch women – Round ? – Heemskerk, Fenny – 0-1 – Chaude de Silans, Chantal – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bd3 Nbd7 9. O-O b6 10. cxd5 exd5
1951 Staunton Memorial – Round 8 – Klein Hansen, Emil – 1/2-1/2 – Golombek, Harry – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd2 Bb7 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 d6 10. Be2 Nd7
1953 Candidats Tournament – Round 22 – Gligorić, Svetozar – 1-0 – Euwe, Max – G145 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. Be2 O-O 7. O-O Nc6 8. cxd5 exd5 9. dxc5 Bxc5 10. a3 a6
1954 Amsterdam olm – Round 10 – Minev, Nikolay N – 1/2-1/2 – Stahlberg, Gideon – G169 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Be2 O-O 7. O-O Bxc3 8. bxc3 Bb7 9. Ne1 Nc6 10. f3 e5
1954 Montevideo – Round 16 – Salas Romo, Julio – 1-0 – Kalkstein – G119 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Bxc3+ 6. bxc3 Qa5 7. Qc2 Ne4 8. Bb2 f5 9. Bd3 cxd4 10. exd4 Nf6
1954 URS Team Ch – Round 3 – Alatortsev, Vladimir N. – 0-1 – Moiseev, Oleg – G40 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 d5 10. c5 bxc5
1955 EU-Cup Gr3 – Round 3.7 – Bialas, Wolfram – 1-0 – Franco Raymundo, Eduardo – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O d5 8. cxd5 exd5 9. Ne2 c4 10. Bc2 Nc6
1955 Long Beach US-open – Round 9 – Gordon Cobos, Marc – 0-1 – Dake, Arthur William – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 Nc6 6. Bd2 O-O 7. a3 cxd4 8. exd4 Bxc3 9. Bxc3 d5 10. Bd3 dxc4
1955 URS Ch sf – Round 13 – Kondratiev, Pavel E – 1/2-1/2 – Levit, Roman – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Bd2 cxd4 9. exd4 d5 10. Bg5 dxc4
1955 USSR – Round 1 – Tal, Mikhail – 0-1 – Klasup, Karlis – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. d5 Ne7 7. dxe6 Bxc3+ 8. bxc3 dxe6 9. Qc2 Nc6 10. Bd3 Qe7
1955 Zagreb – Round 4 – Minev, Nikolay N – 0-1 – O'Kelly, Albéric de Galway – G50 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O Bxc3 8. bxc3 d6 9. Qe2 Nc6 10. e4 e5
1957 Moskou ch-URS – Round 12 – Aronin, Lev – 1-0 – Gurgenidze, Bukhuti – G119 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 d5 6. cxd5 Nxd5 7. Bd2 Nc6 8. a3 cxd4 9. axb4 dxc3 10. bxc3 Qc7
1957 Sofia zt – Round ? – Niemela, Ilmari Aarne – 0-1 – Matanovic, Aleksandar – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Ne2 cxd4 9. exd4 Bxf3 10. gxf3 d5
1958 Hoogovens – Round 5 – Van Scheltinga, Theo – 1/2-1/2 – O'Kelly de Galway, Alberic – G18 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. e3 Nc6 6. Bd2 O-O 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 d6 10. Bd3 Nxc3
1958 HUN Ch 14th – Round 1 – Dely, Peter – 1/2-1/2 – Kluger, Gyula – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Bd2 cxd4 9. Nxd4 Nc6 10. Nxc6 1/2-1/2
1958 Munich olm prel – Round 7 – Canton, B – 0-1 – Donner, Jan-Hein – G55 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Be2 O-O 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Ne4 10. Qc2 f5
1958 Wageningen Caldex – Round 3 – Van Scheltinga, Theo – 1/2-1/2 – Donner, Jan-Hein – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd2 O-O 7. a3 cxd4 8. axb4 dxc3 9. Bxc3 Ne4 10. Qd4 Nxc3
1959 Candidats Tournament – Round 12 – Smyslov, Vladimir – 1/2-1/2 – Gligoric, Sofija – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. cxd5 exd5 9. Bd3 Nc6 10. O-O Bg4
1959 Lima – Round 1 – Jauregui, Carlos – 1-0 – Pinzon, Felipe – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. dxc5 O-O 7. Qc2 Qa5 8. Bd2 dxc4 9. a3 Nd5 10. Ng5 f5
1959 Lima – Round 10 – Letelier Martner, Rene – 1-0 – Pinzon, Felipe – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bd3 dxc4 9. Bxc4 Qc7 10. Be2 b6
1959 Lima – Round 12 – Jauregui, Carlos – 1-0 – Pinzon Solis, Felipe – G63 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. dxc5 O-O 7. Qc2 Qa5 8. Bd2 dxc4 9. a3 Nd5 10. Ng5 f5
1959 York ch-BCF – Round 11 – Barden, Leonard – 1/2-1/2 – Golombek, Harry – G125 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. Be2 Ne4 7. Qc2 Qa5 8. Bd2 Nxd2 9. Nxd2 cxd4 10. exd4 Nc6
1960 Leipzig olm prel – Round 5 – Kolarov, Atanas S. – 1-0 – Noradounghian, Georges – G165 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. cxd5 exd5 9. Bd3 Nc6 10. O-O c4
1960 Zonal (Men) Budapest HUN – Round 2 – Van Scheltinga, Theo – 1-0 – Mititelu, Gheorghe – G2 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. Bd2 Nc6 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
1961 ROM Ch – Round 9 – Mititelu, Gheorghe – 1/2-1/2 – Szabo, Iuliu inactive – G54 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Bd2 d6 7. a3 Bxc3 8. Bxc3 Ne4 9. Qc2 Nxc3 10. Qxc3 O-O
1961 URS Ch sf Batumi GEO – Round ? – Khalilbeili, Sultan – 0-1 – Mosionzhik, Ilya – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 d5 6. a3 Bxc3+ 7. bxc3 Nc6 8. cxd5 exd5 9. Bd3 c4 10. Bc2 O-O
1962 Asztalos Memorial 5th – Round 8 – Bilek, Istvan – 1/2-1/2 – Fazekas, Stephan – G55 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 O-O 7. O-O Bb7 8. Na4 cxd4 9. exd4 d5 10. c5 bxc5
1962 Olympiad Varna BUL – Round 8 – Johannessen, Svein – 1/2-1/2 – Khemmassi – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 O-O 7. O-O Bb7 8. Na4 cxd4 9. a3 Be7 10. exd4 d6
1962 Sarajevo – Round 7 – Portisch, Lajos – 1-0 – Ivkov, Borislav – G41 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bb2 Nc6 9. Bd3 dxc4 10. Bxc4 Qc7
1962 URS Team Ch – Round 1 – Korchnoi, Viktor – 1-0 – Maslov Lavrenuk, Vladimir – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Ba5 7. Be2 O-O 8. O-O Nc6 9. cxd5 exd5 10. dxc5 Bxc3
1963 CAN Ch – Round 5 – Joyner, Lionel – 1/2-1/2 – Fuster, Geza – G11 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O Bxc3 8. bxc3 d6 9. Re1 Nc6 10. e4 e5
1963 URS Team Ch – Round 1 – Taimanov, Mark E – 0-1 – Botvinnik, Mikhail – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Na4 Qe7 9. a3 Ba5 10. b3 d5
1964 Malaga – Round 6 – Portisch, Lajos – 1/2-1/2 – Lengyel, Levente – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bb2 Nc6 9. Rc1 Qa5 10. Nd2 cxd4
1964 Moscow Ch – Round ? – Averbakh, Yuri L – 1-0 – Bakulin, Nikolac I – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 d6 6. Bd3 Nc6 7. O-O O-O 8. Bd2 e5 9. d5 Ne7 10. a3 Bxc3
1964 Worcester US Open – Round 11 – Bisguier, Arthur B – 1/2-1/2 – Zalys, Ignas – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Re1 d5 9. a3 Ba5 10. cxd5 exd5
1965 Tallinn ch-URS – Round 1 – Mikenas, Vladas – 0-1 – Polugaevsky, Lev – G54 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. Bd3 dxc4 7. Bxc4 a6 8. a3 Ba5 9. O-O Nbd7 10. dxc5 Bxc3
1966 La Habana olm prel – Round 3 – Korchnoi, Viktor – 1-0 – Fung Yee Wang – G89 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 cxd4 6. exd4 Ne4 7. Qc2 d5 8. Bd3 f5 9. O-O O-O 10. cxd5 Bxc3
1966 Reykjavik – Round 6 – Wade, Robert G – 1/2-1/2 – Thorbergsson, Freysteinn – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 d5 6. Bd3 dxc4 7. Bxc4 a6 8. a4 Nc6 9. O-O cxd4 10. exd4 O-O
1967 Capablanca Memorial – Round 2 – Letelier Martner, Rene – 0-1 – Donner, Jan-Hein – G15 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Ne2 cxd4 9. Nexd4 Be7 10. Qe2 Na6
1967 October Revolution 50 – Round ? – Korchnoi, Viktor – 1-0 – Fuchs, Reinhart – G82 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. e3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bb2 Nc6 9. Qc2 b6 10. Rd1 Qe7
1967 Sweden (ch) – Round 4 – Jansson, Borje – 1-0 – Litsberger, Rune – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. Be2 Nc6 7. O-O O-O 8. cxd5 exd5 9. dxc5 Bxc5 10. b3 b6
1968 Amsterdam m1 – Round 2 – Bouwmeester, Hans – 0-1 – Shamkovich, Leonid – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O Bxc3 8. bxc3 Be4 9. Be2 Nc6 10. Ne1 O-O
1968 ITA Ch Milan ITA – Round 1 – Magrin, Antonio – 1-0 – Siveri, Armando – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd2 Bxc3 7. Bxc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Qf6 10. Be2 d6
1969 Nordic Ch – Round 8 – Hamann, Svend – 1-0 – Saemisch, Friedrich – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Bxc3+ 6. bxc3 d6 7. Bd3 Qe7 8. O-O e5 9. e4 Nc6 10. d5 Nd8
1969 Palma de Mallorca – Round 16 – Szabo, Ladislav – 1/2-1/2 – Damjanovic, Marko – G138 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 O-O 8. Bb2 Nc6 9. Qc2 Qc7 10. Bd3 dxc4
1975 URS Team Ch – Round 5 – Lapienis, Donatas – 1/2-1/2 – Balashov, Yuri S – G119 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 Re8 10. a3 Be7
40. Olympiad Open 2012 – Round 4.6 – Ivanchuk, Vasyl – 1-0 – Wojtaszek, Radoslaw – G279 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. e3 b6 6. Qc2 cxd4 7. exd4 Bb7 8. a3 Be7 9. Be3 d5 10. c5 bxc5
40. Olympiad Open 2012 – Round 7.77 – Bruzon Batista, Lazaro – 1-0 – Meshkov, Yuri A. – G432 1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 4. e3 Nf6 5. Nf3 b6 6. Bd3 Bb7 7. O-O Bxc3 8. bxc3 Be4 9. Be2 O-O 10. Ne1 d6
Niksic 1983 – Round 5 – Portisch, Lajos – 1/2-1/2 – Gligoric, Svetozar – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Be2 d5 7. O-O O-O 8. cxd5 exd5 9. dxc5 Bxc5 10. b3 a6
World Rapid 2021 – Round 6.56 – Harikrishna, Pentala – 0-1 – Sanal, Vahap – G366 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Bd2 cxd4 7. Nxd4 O-O 8. a3 Be7 9. Bd3 d5 10. cxd5 Nxd4

E41b —

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3

Eval: [+0.14]

Les coups candidats

5…O-O — 52.2% (1864 parties) →

Ambassadeurs : Borisenko, Georgy K (28x), Geller, Efim P. (17x), Taimanov, Mark (17x), Korchnoi, Viktor (16x), Kolanek, Roman (13x), Szabo, Laszlo (11x), Parma, Bruno (11x), Kholmov, Ratmir D (11x)

5…Nc6 — 21.1% (755 parties)

Ambassadeurs : Timman, Jan H (5x), Pinter, Jozsef (5x), Moiseev, Oleg (3x), Szabo, Iuliu inactive (3x), Borisenko, Georgy K (3x), Gligoric, Svetozar (3x), Kiss, Attila (3x), Zhydkova, Olena (3x)

5…d5 — 8.8% (314 parties)

Ambassadeurs : Korchnoi, Viktor (4x), Spassky, Boris Vasily (4x), Kuettner, Uwe (3x), Euwe, Max (3x), Gromek, Jozef (3x), Levenfish, Grigory (2x), Kan, Ilya A (2x), Fuchs, Reinhart (2x)

5…b6 — 6.0% (213 parties)

Ambassadeurs : Zalys, Ignas (4x), Alatortsev, Vladimir N. (3x), Donner, Jan-Hein (3x), Timman, Jan H (3x), Forintos, Gyozo V (3x), Pluemmer, Rolf (3x), Zelcic, Robert (3x), Botvinnik, Mikhail (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…O-O	5…Nc6	5…d5	5…b6
<1800	82	50%	15%	10%	7%
1800-2200	888	53%	21%	6%	5%
2200-2600	1363	49%	26%	7%	6%
2600+	51	37%	39%	10%	6%

Évolution par décennie (% des parties)

Décennie	N parties	5…O-O	5…Nc6	5…d5	5…b6
1910s	1	100%	—	—	—
1920s	3	—	—	—	—
1930s	7	29%	—	29%	29%
1940s	6	50%	17%	33%	—
1950s	226	65%	4%	20%	8%
1960s	338	70%	5%	14%	8%
1970s	226	55%	21%	8%	6%
1980s	245	35%	36%	10%	5%
1990s	527	41%	30%	5%	6%
2000s	948	51%	23%	8%	5%
2010s	908	56%	20%	7%	6%
2020s	138	48%	25%	7%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…O-O	56%	48%	▼ -7.8%
5…Nc6	20%	25%	▲ +4.8%
5…d5	7%	7%	-0.2%
5…b6	6%	8%	▲ +2.0%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 8 parties
Smyslov, Vladimir — 8 parties
Euwe, Max — 6 parties
Botvinnik, Mikhail — 5 parties
Karpov, Aleksandr — 4 parties
Kasparov, Garry — 2 parties
Karpov, Anatoly — 2 parties
Lasker, Emanuel — 1 partie
Carlsen, Magnus — 1 partie
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie

Parties historiques

5…O-O — 52.2% (1864 parties)

1919 — Maier, Gennadi vs Lasker, Emanuel — 1/2-1/2 — sim Munich
1932 — Koltanowski, George vs Watts, William Henry — 1-0 — Whiteleys, London
1933 — Rellstab, Ludwig vs Roedl, Ludwig — 0-1 — Bad Pyrmont GER
1948 — Levenfish, Grigory vs Taimanov, Mark — 0-1 — Moskou ch-URS
1949 — Hartleb, Glenn E vs Sandrin, Albert — 1/2-1/2 — Omaha

5…Nc6 — 21.1% (755 parties)

1949 — Ojanen, Kaarle S vs O'Kelly, Albéric de Galway — 1/2-1/2 — Trencianske Teplice SVK
1952 — Moiseev, Oleg vs Byvshev, Vasily — 1-0 — Moskou ch-URS
1953 — Garcia Winkler, Alejandro vs Ruester, Otto — 1/2-1/2 — Jena GER
1954 — Tolush, Alexander vs Levit, Roman — 1-0 — Leningrad ch22-SU sf
1955 — Gordon Cobos, Marc vs Dake, Arthur William — 0-1 — Long Beach, CA USA

5…d5 — 8.8% (314 parties)

1934 — Gereben, Erno vs Havasi, Kornel — 1-0 — Sopron
1935 — Konig, Imre vs Tomovic, Vasilje — 0-1 — Yugoslavia
1944 — Denker, Arnold S vs Green, Matthew R — 1-0 — New York, NY USA
1947 — Levenfish, Grigory vs Kan, Ilya A — 1/2-1/2 — Leningrad ch-URS
1950 — Heemskerk, Fenny vs Chaude de Silans, Chantal — 0-1 — Moscow RUS

5…b6 — 6.0% (213 parties)

1932 — Alatortsev, Vladimir N. vs Chekhover, Vitaly — 1/2-1/2 — Leningrad RUS
1932 — Alatortsev, Vladimir N. vs Goldberg, Grigory A — 1-0 — Leningrad RUS
1951 — Klein Hansen, Emil vs Golombek, Harry — 1/2-1/2 — Birmingham ENG
1954 — Sarapu, Ortvin vs Feneridis, A. — 1-0 — New Zealand ch
1954 — Minev, Nikolay N vs Stahlberg, Gideon — 1/2-1/2 — Amsterdam NED

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