E11a — Bogo-Indian: 4.Nbd2

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 * ○ 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 les cases fortes e5 et g5 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 (le cavalier b1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, menace e5, libère Bf1) ; Nc3 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur un fou actif en b4 et 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) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v0), ● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bb4		● Bb4 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	5 (b1, 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	● c4-c5, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
19. European Teams 2013 – Round 2.9 – Sargissian, Gabriel – 1/2-1/2 – Drasko, Milan – G94 1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nbd2 d6 5. a3 Bxd2+ 6. Qxd2 a5 7. g4 Qe7 8. g5 Nfd7 9. b3 e5 10. Bb2 a4
1923 Maehrisch Ostrau – Round 1 – Bogoljubow, Efim – 1-0 – Master Walter Aira – G2 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. e3 cxd4 6. Nxd4 Nc6 7. Bd3 Nxd4 8. exd4 O-O 9. O-O b6 10. a3 Be7
1925 Moscow – Round 1 – Gruenfeld, Ernst – 1/2-1/2 – Levenfish, Grigory – G29 1. d4 e6 2. c4 Bb4+ 3. Nd2 Nf6 4. Nf3 c5 5. a3 Bxd2+ 6. Bxd2 d6 7. Qc2 Nc6 8. dxc5 dxc5 9. Bc3 Qc7 10. e3 e5
1927 Kecskemet f I – Round 2 – Vajda, Arpad – 1/2-1/2 – Steiner, Lajos – G8 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 d6 5. g3 Qe7 6. Bg2 O-O 7. O-O Bxd2 8. Bxd2 e5 9. dxe5 dxe5 10. Bc3 Nc6
1929 Mexico sim – Round ? – Alekhine, Alexander – 1-0 – Bringas, JM. – G7 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Bxd2 cxd4 7. Nxd4 d5 8. cxd5 Qxd5 9. e3 O-O 10. Qf3 Qxf3
1934 Sopron – Round 1 – Spielmann, Rudolf – 1-0 – Fuss, Alex – G5 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 Ne4 5. e3 Nxd2 6. Bxd2 Bxd2+ 7. Qxd2 d5 8. Rc1 c6 9. Bd3 Nd7 10. O-O O-O
1937 Rogaska Slatina – Round 4 – Tomovic, Budimir – 0-1 – Trifunovic, Petar – G8 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 Nc6 5. Qc2 d6 6. a3 Bxd2+ 7. Bxd2 e5 8. dxe5 dxe5 9. e4 Bg4 10. Be2 Bxf3
1947 Parnu – Round 1 – Makogonov, Vladimir – 1/2-1/2 – Kasparian, Genrikh – G26 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Nc6 5. g3 d5 6. Bg2 dxc4 7. O-O c3 8. Nc4 cxb2 9. Bxb2 O-O 10. Qb3 Be7
1954 CSR Ch sf – Round 3 – Marsalek, Josef – 1/2-1/2 – Blatny, Frantisek – G9 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Ne4 5. a3 Nxd2 6. Nxd2 Bxd2+ 7. Qxd2 d6 8. g3 Nd7 9. Bg2 e5 10. dxe5 Nxe5
1958 Munich olm prel – Round 1 – Fairhurst, William – 0-1 – Cardoso, Radolfo Tan – G14 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Bxd2 b6 7. Bg5 h6 8. Bh4 Bb7 9. e3 d6 10. Nd2 Nbd7
1960 Leipzig olm prel – Round 1 – Bisguier, Arthur B – 1-0 – Mititelu, Gheorghe – G15 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. e3 O-O 6. Bd3 Nc6 7. O-O Bxd2 8. Bxd2 e5 9. dxe5 dxe5 10. Qc2 Qe7
1961 Arlesheim int – Round 2 – Gereben, Erno – 1/2-1/2 – Dueckstein, Andreas – G5 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. g3 cxd4 6. Nxd4 Qb6 7. e3 Nc6 8. Nf3 d5 9. a3 Bxd2+ 10. Nxd2 Ne5
1961 Moskou ZShK – Round 4 – Pachman, Ludek – 1/2-1/2 – Bronstein, David I – G17 1. c4 e6 2. d4 Bb4+ 3. Nd2 Nf6 4. Nf3 d6 5. g3 c5 6. a3 Ba5 7. Bg2 Nc6 8. dxc5 dxc5 9. O-O Qe7 10. Qc2 O-O
1962 Varna olm – Round 2 – Estrada Degrandi, Walter – 0-1 – Boutteville, Cesar – G87 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Ne4 5. a3 Bxd2+ 6. Nxd2 Nxd2 7. Bxd2 f5 8. g3 O-O 9. Bg2 d6 10. O-O Nc6
1962 Varna olm – Round 8 – Uhlmann, Wolfgang – 1-0 – Dueckstein, Andreas – G338 1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Qxd2 b6 7. dxc5 bxc5 8. Qg5 O-O 9. Qxc5 Bb7 10. Bg5 h6
1963 Miskolc Asztalos Memorial – Round 9 – Szabo, Laszlo – 1/2-1/2 – Dely, Peter – G12 1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 d6 5. e3 O-O 6. Be2 Qe7 7. O-O Bxd2 8. Bxd2 e5 9. dxe5 dxe5 10. Bc3 Nc6
1964 EU Team Ch sf – Round 1.8 – Baumbach, Friedrich, Dr. – 0-1 – Flesch, Janos – G14 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. g3 Nbd7 6. Bg2 e5 7. a3 Bxd2+ 8. Bxd2 O-O 9. O-O Re8 10. Qc2 Qe7
1964 Tel Aviv olm fin-B – Round 9 – Kottnauer, Cenek – 1-0 – Dueckstein, Andreas – G104 1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 c5 5. e3 O-O 6. a3 Bxd2+ 7. Qxd2 b6 8. Bd3 Bb7 9. O-O Ne4 10. Qc2 f5
1964 Tel Aviv olm prel – Round 3 – Popov, Luben – 1-0 – Hadjikipris, A. – G25 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Ne4 5. e3 Nxd2 6. Bxd2 Bxd2+ 7. Qxd2 d5 8. O-O-O b6 9. Kb1 Ba6 10. Rc1 dxc4
1965 Belgrade – Round 6 – Sokolov, Vladimir – 1/2-1/2 – Flesch, János – G36 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 d6 5. g3 Nbd7 6. Bg2 e5 7. O-O Bxd2 8. Qxd2 O-O 9. Qc2 Qe7 10. e4 Re8
1965 DDR Ch 15th – Round 1 – Malich, Burkhard, Dr. – 1-0 – Nerenz, Werner – G2 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 d6 5. e3 O-O 6. Be2 Qe7 7. O-O Bxd2 8. Bxd2 e5 9. dxe5 dxe5 10. Bc3 Nc6
1966 Hungary – Round 1 – Polgar, Istvan – 0-1 – Flesch, János – G6 1. c4 Nf6 2. d4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. g3 Qe7 6. Bg2 Bxd2+ 7. Qxd2 O-O 8. O-O e5 9. dxe5 dxe5 10. b3 c5
1966 Kecskemet Laszlo Toth Memorial – Round 1 – Lengyel, Laszlo – 1/2-1/2 – Barcza, Gedeon – G2 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. e3 d5 6. cxd5 Qxd5 7. a3 Bxd2+ 8. Qxd2 cxd4 9. Qxd4 Nc6 10. Qxd5 Nxd5
1966 Rubinstein Memorial 04th – Round 8 – Balcerowski, Witold – 1/2-1/2 – Smederevac, Petar – G42 1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 Ne4 5. e3 b6 6. Bd3 Bb7 7. O-O f5 8. a3 Nxd2 9. Nxd2 Be7 10. e4 O-O
1966 Sukhumi – Round 2 – Kushnir, Alla – 1/2-1/2 – Blagojevic, Katarina – G11 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c6 5. a3 Ba5 6. b4 Bc7 7. e4 d6 8. e5 dxe5 9. dxe5 Ng4 10. Bb2 Nd7
1967 Moscow – Round 1 – Polugaevsky, Lev – 1-0 – Razuvaev, Yuri S – G28 1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nbd2 d6 5. g3 Nc6 6. Bg2 O-O 7. O-O Bxd2 8. Qxd2 Ne4 9. Qe3 f5 10. b3 a5
1968 Lugano SUI – Round 11 – Malich, Burkhard, Dr. – 1/2-1/2 – Barcza, Gedeon – G98 1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nbd2 c5 5. e3 d5 6. dxc5 O-O 7. Be2 dxc4 8. O-O c3 9. bxc3 Bxc5 10. Qc2 Qc7
1970 Palma de Mallorca Interzonal – Round 3 – Uhlmann, Wolfgang – 1/2-1/2 – Reshevsky, Samuel – G116 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. e3 d6 6. Bd3 Qe7 7. O-O Bxd2 8. Bxd2 e5 9. dxe5 dxe5 10. Be2 O-O
1971 Moscow – Round ? – Lengyel, Levente – 1/2-1/2 – Smyslov, Vassily – G88 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nxd2 O-O 8. O-O d6 9. e4 a5 10. b3 e5
1971 Moscow – Round 9 – Lengyel, Levente – 1/2-1/2 – Smyslov, Vassily – G89 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Bxd2 O-O 8. O-O d6 9. e3 a5 10. b3 e5
34. ECC Open 2018 – Round 7.11 – Ivanisevic, Ivan – 1/2-1/2 – Bauer, Christian – G206 1. d4 e6 2. c4 Bb4+ 3. Nd2 Nf6 4. Nf3 a5 5. a3 Be7 6. g3 d5 7. Bg2 O-O 8. O-O c6 9. Re1 Ne4 10. Qc2 f5
36. Olympiad 2004 – Round 10 – Gelfand, Boris – 1/2-1/2 – Korchnoi, Viktor – G345 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. a3 Bxd2+ 6. Bxd2 a4 7. Bg5 h6 8. Bh4 c5 9. e3 Qa5+ 10. Qd2 Nc6
41. Olympiad Open 2014 – Round 2.3 – Agdestein, Simen – 1/2-1/2 – Karttunen, Mika – G139 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. a3 Bxd2+ 6. Bxd2 Ne4 7. Be3 Nd7 8. g3 a5 9. Bg2 a4 10. O-O O-O
42. Olympiad 2016 – Round 2.3 – Wang, Yue(SH) – 1-0 – Winants, Luc – G123 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. e3 c5 6. Bd3 Nc6 7. O-O O-O 8. Nb3 Na5 9. Nxc5 dxc5 10. a3 Nc6
43. Olympiad 2018 – Round 11.2 – Vitiugov, Nikita – 1/2-1/2 – Bauer, Christian – G725 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. a3 Be7 6. e4 d5 7. e5 Nfd7 8. Bd3 c5 9. O-O Nc6 10. Re1 cxd4
Brussels 1987 – Round 1 – Kasparov, Garry – 1/2-1/2 – Timman, Jan H – G13 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. e3 O-O 6. a3 Bxd2+ 7. Qxd2 cxd4 8. exd4 b6 9. Be2 d5 10. b3 Ba6
Brussels blitz 1987 – Round 1 – Kasparov, Garry – 1-0 – Timman, Jan H – G40 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Bxd2 cxd4 7. Nxd4 Nc6 8. Bc3 O-O 9. Rc1 Ne4 10. e3 Qb6
FIDE Grand Swiss 2025 – Round 6 – Wagner Dennis – 1-0 – Olisa Tennyson Ewomazino – G348 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. a3 Bxd2+ 6. Bxd2 a4 7. Qc2 d5 8. e3 O-O 9. Bd3 Nc6 10. O-O h6
FIDE WCh KO 2001 – Round 1.1 – Sasikiran, Krishnan – 1/2-1/2 – Eingorn, Vereslav S – G11 1. d4 e6 2. c4 Bb4+ 3. Nd2 Nf6 4. Nf3 d6 5. g3 Nc6 6. Bg2 e5 7. O-O a5 8. d5 Ne7 9. e4 Bd7 10. Ne1 b5
GCT Blitz YourNextMove 2017 – Round 15.2 – Aronian, Levon – 1/2-1/2 – Carlsen, Magnus – G72 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. g3 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. Nb3 Bb6 10. Qc2 h6
Interpolis 1982 – Round 1 – Browne, Walter Shawn – 1/2-1/2 – Timman, Jan H – G23 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. e3 O-O 6. a3 Bxd2+ 7. Qxd2 cxd4 8. Nxd4 Nc6 9. Be2 e5 10. Nxc6 dxc6
Lindores Abbey Tal Memorial 2021 – Round 6.22 – Ter-Sahakyan, Samvel – 1/2-1/2 – Movsesian, Sergei – G269 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 a5 5. g3 b6 6. Bg2 Bb7 7. O-O O-O 8. a3 Be7 9. b3 d5 10. Bb2 c5
Moskou ch-URS 1988 – Round 1 – Jussupow, Artur – 1-0 – Smyslov, Vassily – G23 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Bxd2 cxd4 7. Nxd4 d6 8. g3 O-O 9. Bg2 a6 10. Bb4 Ne8
Rio de Janeiro Interzonal 1979 – Round 14 – Timman, Jan H – 1/2-1/2 – Ivkov, Borislav – G42 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 c5 5. a3 Bxd2+ 6. Bxd2 cxd4 7. Nxd4 Nc6 8. Bc3 O-O 9. Qc2 d5 10. e3 Bd7
SportAccord Blitz 2014 – Round 8.3 – Gelfand, Boris – 0-1 – Ivanchuk, Vasyl – G59 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. a3 Be7 6. e4 d5 7. e5 Nfd7 8. Bd3 c5 9. O-O Nc6 10. Re1 cxd4
TCh-RUS 2008 – Round 10 – Moiseenko, Alexander – 1/2-1/2 – Turov, Maxim – G274 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. a3 Bxd2+ 6. Qxd2 Nbd7 7. e3 e5 8. dxe5 dxe5 9. b4 e4 10. Nd4 a5
TCh-RUS 2008 – Round 4 – Najer, Evgeniy – 1-0 – Turov, Maxim – G103 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. e3 O-O 6. Be2 c5 7. O-O Nc6 8. Nb3 Na5 9. Nfd2 e5 10. d5 Nxb3
Wijk aan Zee NED, Tata Steel GpA 2015 – Round 9.2 – Wojtaszek, Radoslaw – 1/2-1/2 – Ivanchuk, Vasyl – G19 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. a3 Be7 6. e4 d5 7. e5 Nfd7 8. cxd5 exd5 9. Nb1 Nb6 10. Nc3 Nc6
World Blitz 2016 – Round 20.7 – Cheparinov, Ivan – 0-1 – Ivanchuk, Vasyl – G810 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 a5 5. a3 Bxd2+ 6. Bxd2 d6 7. Qc2 Nc6 8. e4 e5 9. d5 Nb8 10. g3 Nbd7
World Blitz 2021 – Round 4.50 – Cheparinov, Ivan – 1/2-1/2 – Blohberger, Felix – G238 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d6 5. a3 Bxd2+ 6. Bxd2 Nbd7 7. g3 b6 8. Bg2 Bb7 9. O-O O-O 10. b4 Qe7

E11a —

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2

Eval: [+0.37]

Les coups candidats

4…b6 — 37.4% (6317 parties) →

Ambassadeurs : Andersson, Ulf (45x), Kozul, Zdenko (39x), Cebalo, Miso (38x), Cramling, Pia (30x), Kosten, Anthony C. (29x), Korchnoi, Viktor (28x), Drasko, Milan (22x), Lputian, Smbat (21x)

4…O-O — 37.1% (6273 parties) →

Ambassadeurs : Cramling, Pia (24x), Ilincic, Zlatko (23x), Wahls, Matthias (22x), Moiseenko, Alexander (21x), Naumkin, Igor (19x), Dizdar, Goran (17x), Tomashevsky, Evgeny (15x), Jussupow, Artur (14x)

4…d5 — 13.9% (2353 parties) →

Ambassadeurs : Gipslis, Aivars (23x), Rashkovsky, Nukhim N (23x), Kurajica, Bojan (23x), Galego, Luis (19x), Miezis, Normunds (19x), Korchnoi, Viktor (13x), Eperjesi, Laszlo Dr. (13x), Uhlmann, Wolfgang (11x)

4…c5 — 4.5% (753 parties)

Ambassadeurs : Miezis, Normunds (27x), Vitolinsh, Alvis (11x), Smyslov, Vladimir (8x), Timman, Jan H (8x), Browne, Walter Shawn (6x), Dueckstein, Andreas (5x), Christiansen, Larry (5x), Cramling, Pia (5x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…b6	4…O-O	4…d5	4…c5
<1800	252	23%	45%	12%	9%
1800-2200	3819	36%	37%	12%	6%
2200-2600	10663	40%	37%	14%	3%
2600+	680	33%	48%	10%	4%

Évolution par décennie (% des parties)

Décennie	N parties	4…b6	4…O-O	4…d5	4…c5
1920s	33	33%	30%	6%	27%
1930s	54	30%	35%	17%	11%
1940s	21	24%	33%	33%	5%
1950s	45	20%	36%	36%	4%
1960s	272	14%	32%	44%	5%
1970s	244	27%	31%	25%	11%
1980s	1117	39%	27%	21%	9%
1990s	2256	47%	27%	16%	6%
2000s	3530	46%	28%	15%	5%
2010s	6858	33%	45%	11%	3%
2020s	2477	33%	43%	12%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…b6	33%	33%	-0.0%
4…O-O	45%	43%	▼ -2.8%
4…d5	11%	12%	▲ +0.8%
4…c5	3%	2%	▼ -1.0%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Alekhine, Alexander — 8 parties
Kasparov, Garry — 8 parties
Anand, Viswanathan — 7 parties
Tal, Mikhail — 4 parties
Kramnik, Vladimir — 4 parties
Hou, Yifan — 4 parties
Ju, Wenjun — 4 parties
Karpov, Aleksandr — 1 partie

Parties historiques

4…b6 — 37.4% (6317 parties)

1924 — Jonet, F. vs Matisons, Hermanis — 0-1 — Paris FRA
1926 — Alekhine, Alexander vs Mirlas, Luis — 1-0 — Buenos Aires ARG
1926 — Colle, Edgar vs Monticelli, Mario — 1/2-1/2 — Budapest HUN
1926 — Moritz, Bruno vs Hoenlinger, Baldur — 1/2-1/2 — Vienna AUT
1927 — Selezniev, Alexey vs Ilyin Zhenevsky, Alexander — 1-0 — Moskou ch-URS

4…O-O — 37.1% (6273 parties)

1924 — Kupchik, Abraham vs Bogoljubow, Efim — 1-0 — New York, NY USA
1925 — Gruenfeld, Ernst vs Bogoljubow, Efim — 0-1 — Breslau GER
1925 — Gruenfeld, Ernst vs Bogoljubov, Evgeniy — 0-1 — Marienbad CZE
1925 — Gruenfeld, Ernst vs Prokes, Ladislav — 1/2-1/2 — Debrecen HUN
1925 — Colle, Edgar vs Saemisch, Friedrich — 0-1 — Baden-Baden GER

4…d5 — 13.9% (2353 parties)

1926 — Teller, Alfred vs King, Eduard Norman — 1-0 — Hastings ENG
1929 — Vajda, Albert vs Canal, Esteban — 1/2-1/2 — Budapest HUN
1930 — Hoenlinger, Baldur vs Gonzalez Klein, Alberto — 1/2-1/2 — Gyor
1934 — Flohr, Salo vs Becker, Albert — 1-0 — Bad Liebenwerda
1934 — Bogoljubow, Efim vs Johner, Hans — 1-0 — Zurich SUI

4…c5 — 4.5% (753 parties)

1923 — Bogoljubow, Efim vs Master Walter Aira — 1-0 — Maehrisch Ostrau
1924 — Wagner, Heinrich vs Becker, Albert — 1/2-1/2 — Match Hamburg GER
1925 — Gruenfeld, Ernst vs Levenfish, Grigory — 1/2-1/2 — Moscow RUS
1927 — Reca, Damian M vs Nogues Acuna, Alejandro — 1-0 — Buenos Aires ARG
1928 — Batista Grau, Ricardo vs Pulcherio, Cauby — 1-0 — Mar del Plata ARG

Fin du contenu

Aucune page supplémentaire à charger

Articles plus anciens →