E51a — Nimzo-Indian: 4.e3 O-O 5.Nf3 d5

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 * ○ 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 b5….

Atouts. Les Blancs s'appuient sur les cases fortes b5 et e5 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 (les fous c1 et f1 et les tours a1 et h1).

Plans. Bd2 (Développer Bc1) ; 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 la case forte e4, un avant-poste en e4, 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. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)) ; ...Nbd7 (Développer Nb8) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (2v0)	● e4 (2v1)
Cases faibles	—	—
Centre	● d4 (3v0), ● e5 (2v0)	● d5 (3v2), ● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bf1	● Bf1 Non développé (mob. 2)
Bb4		● Bb4 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	4 (● c1, ● f1, ● a1, ● h1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

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

Thèmes

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

Partie
1925 Moscow – Round 1 – Dus Chotimirsky, Fedor – 0-1 – Marshall Viele, Fabrizio Aaron – G25 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. Rc1 cxd4 8. Nxd4 e5 9. Nc2 Bxc3 10. Bxc3 Nc6
1937 Tbilisi ch-URS – Round 1 – Yudovich, Mikhail M – 1/2-1/2 – Ragozin, Evgeni – G69 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Qc2 c5 7. dxc5 Nc6 8. Be2 Bxc5 9. O-O Qe7 10. a3 dxc4
1942 Kuibyshev – Round 10 – Alatortsev, Vladimir N. – 1-0 – Abramov, Lev – G47 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. e3 O-O 6. Qc2 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. Bd3 dxc4 10. Bxc4 Qa5
1942 Sverdlovsk – Round 6 – Vistaneckis, Isakas – 1/2-1/2 – Poltoranov – G34 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. e3 O-O 6. Qb3 c5 7. dxc5 Na6 8. a3 Bxc3+ 9. Qxc3 Nxc5 10. b4 Nce4
1947 Parnu – Round ? – Tolush, Alexander V – 1-0 – Renter, Raul – G69 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Bb4 5. e3 O-O 6. Bd2 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. Rc1 Nc6 10. Bb5 d4
1948 Moskou ch-URS – Round 7 – Bronstein, David I – 1/2-1/2 – Ragozin, Viacheslav – G62 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. e3 O-O 6. Bd2 b6 7. Rc1 Bb7 8. Qc2 Nbd7 9. cxd5 exd5 10. a3 Be7
1949 URS Ch, semi final – Round 1 – Poliak, Abram – 1/2-1/2 – Fridstein, German – G95 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. cxd5 exd5 8. Be2 Nc6 9. dxc5 Bxc5 10. O-O d4
1950 Moscow Ch – Round 1 – Zagoriansky, Evgeny – 1-0 – Estrin, Yakov – G11 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Qb3 Nc6 7. a3 Be7 8. Qc2 a6 9. b3 Bd7 10. Be2 dxc4
1952 Moscow Ch – Round 15 – Averbakh, Yuri L – 1-0 – Chistiakov, Alexander – G81 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. e3 O-O 6. Qc2 Nc6 7. a3 Bxc3+ 8. Qxc3 a5 9. b3 Bd7 10. Bb2 Qe7
1954 CSR Ch – Round 6.6 – Zíta, František – 1/2-1/2 – Kozma, Julius – G52 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. Bd3 Nc6 10. O-O Re8
1955 EU-Cup Gr3 – Round 5.8 – Troeger, Paul – 1-0 – Neu, Alexandre – G14 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Qa4 Bxc3 9. Bxc3 a5 10. Ne5 Ba6
1957 Vienna AUT – Round 6 – Teschner, Rudolf – 0-1 – Kozma, Julius – G12 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. Bd3 Nc6 8. a3 cxd4 9. exd4 dxc4 10. Bxc4 Be7
1958 HUN Ch 14th – Round 4 – Sandor, Bela – 0-1 – Pogats, Jozsef Jr. – G11 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Qc2 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. Be2 Nc6 10. O-O Qe7
1960 Leningrad tt – Round 10 – Mititelu, Gheorghe – 1/2-1/2 – Sokolov, Vladimir – G130 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bg4 9. Qc2 Bxf3 10. gxf3 c5
1962 Varna ol (Men) qual-C – Round 7 – Ojanen, Kaarle S – 1/2-1/2 – Filip, Marius Liviu – G23 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 c5 7. dxc5 Bxc5 8. cxd5 exd5 9. Rc1 Nc6 10. Be2 Re8
1963 LAT Ch – Round ? – Peterson, Andrejs – 0-1 – Zhuravlev, Valery Ivanovich – G10 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. dxc5 Bxc5 8. Rc1 Nc6 9. cxd5 exd5 10. Be2 Qe7
1963 Spartak CC – Round ? – Zhukhovitsky, Samuel – 1-0 – Estrin, Yakov – G9 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
1964 Leipzig Open 6364 2nd – Round 9 – Muehlberg, Siegfried – 1-0 – Neukirch, Detlef – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 d5 6. Bd2 a6 7. Rc1 dxc4 8. Bxc4 Nc6 9. O-O Bd6 10. h3 e5
1965 Budapest – Round 1 – Gasztonyi, Endre – 1-0 – Tompa, Janos – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3 O-O 6. Bd2 Nbd7 7. Bd3 c6 8. O-O Bd6 9. Qc2 dxc4 10. Bxc4 e5
1966 WchTJ U26 prel – Round 2 – Kapengut, Albert – 1-0 – Nordstrom, Felix – G12 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. e3 O-O 6. Qc2 c5 7. dxc5 Nc6 8. a3 Bxc5 9. b4 Bd6 10. Bb2 Qe7
1967 ISR Ch – Round 2 – Kraidman, Yair – 1-0 – Bernstein, Yaacov – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Qc2 Nbd7 7. a3 Be7 8. Bd3 dxc4 9. Bxc4 c5 10. O-O cxd4
1968 ROM Ch – Round 8 – Mititelu, Gheorghe – 1/2-1/2 – Botez, Constantin – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. e3 O-O 6. Bd2 b6 7. a3 Bd6 8. b4 dxc4 9. Bxc4 Bb7 10. O-O Nbd7
8. Norway Chess 2020 – Round 1.1 – Aronian, Levon – 1/2-1/2 – Carlsen, Magnus – G1 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Rc1 Re8 9. Bd3 Ba6 10. Bxa6 Nxa6
85. Tata Steel Masters 2023 – Round 13.7 – Keymer, Vincent – 1/2-1/2 – Gukesh D – G91 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bd6 10. Re1 Bg4
FIDE Candidates 2018 – Round 7.1 – Karjakin, Sergey – 1-0 – So, Wesley – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 c5 7. a3 cxd4 8. axb4 dxc3 9. Bxc3 dxc4 10. Bxc4 Qxd1+
FIDE Grand Prix 3 Pool A 2022 – Round 5.2 – Aronian, Levon – 1-0 – Esipenko, Andrey – G10 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 Re8 10. a3 Bf8
FIDE World Cup 2015 – Round 1.3 – Grachev, Boris – 1/2-1/2 – Motylev, Alexander – G140 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. e3 O-O 6. Bd2 Re8 7. Bd3 b6 8. O-O dxc4 9. Bxc4 Bb7 10. Qe2 Nbd7
FIDE World Cup 2019 – Round 2.3 – Vitiugov, Nikita – 1-0 – Huschenbeth, Niclas – G261 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
FIDE World Cup 2025 – Round R3 Classical 1 – Daniil Dubov – 1/2-1/2 – Meier Georg – G466 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 Bd7 9. c3 O-O 10. Ba2 h6
FTX Crypto Cup 2022 – Round 7.3 – Le, Quang Liem – 1/2-1/2 – Niemann, Hans Moke – G107 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 d5 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Rc1 Nbd7 10. O-O Be7
GCT Blitz YourNextMove 2018 – Round 1.5 – So, Wesley – 1/2-1/2 – Karjakin, Sergey – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Re8 10. a3 Bf8
Jerusalem FIDE Grand Prix 2019 – Round 2.2 – Wei, Yi – 1/2-1/2 – Karjakin, Sergey – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 d5 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Ne5 Bd6 10. O-O c5
Saint Louis Blitz 2023 – Round 18.1 – Le, Quang Liem – 1-0 – Robson, Ray – G86 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 Re8 7. Rc1 c5 8. a3 Bxc3 9. Bxc3 cxd4 10. Bxd4 Nc6
Saint Louis Blitz 2023 – Round 3.4 – Le, Quang Liem – 1-0 – Sevian, Samuel – G14 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Rc1 Re8 9. Ne5 c5 10. Bb5 Re7
Saint Louis Rapid 2022 – Round 4.1 – Shankland, Sam – 1/2-1/2 – Aronian, Levon – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. e3 O-O 6. Bd2 Re8 7. Rc1 b6 8. cxd5 exd5 9. a3 Bf8 10. g3 c5
Smyslov Region Group Cup 2021 – Round 5.7 – Zvjaginsev, Vadim – 1/2-1/2 – Predke, Alexandr – G51 1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. d4 Bb4 5. e3 O-O 6. Bd2 Nbd7 7. a3 Bd6 8. Rc1 c6 9. Qc2 Qe7 10. Be2 dxc4
Tata Steel Masters 2024 - Round 12 - Vidit, Santosh Gujrathi - 1-0 - Abdusattorov, Nodirbek 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Rc1 Be7 9. g3 Nbd7 10. Bg2 Ba6
World Blitz 2016 – Round 19.10 – Riazantsev, Alexander – 0-1 – Wojtaszek, Radoslaw – G737 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Re8 10. Rc1 Bf8
World Blitz 2016 – Round 21.15 – Riazantsev, Alexander – 1-0 – Cheparinov, Ivan – G819 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 a6 10. O-O Nbd7
World Blitz 2017 – Round 11.6 – Esipenko, Andrey – 0-1 – Le, Quang Liem – G598 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bb7 10. Ne5 Bd6
World Blitz 2017 – Round 17.12 – Esipenko, Andrey – 0-1 – Yu, Yangyi – G868 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Ne5 Bd6
World Blitz 2017 – Round 21.18 – Esipenko, Andrey – 0-1 – Vidit, Santosh Gujrathi – G1084 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Ne5 Bxc3
World Blitz 2018 – Round 13.60 – Khismatullin, Denis – 0-1 – Vishnu Prasanna, Vrasanna. V – G798 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. e3 O-O 6. Bd2 b6 7. Rc1 a6 8. cxd5 exd5 9. Bd3 Bb7 10. O-O Nbd7
World Blitz 2018 – Round 7.17 – Jakovenko, Dmitry – 0-1 – Giri, Anish – G399 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. Bd3 dxc4 8. Bxc4 Bb7 9. O-O Nbd7 10. Qe2 a6
World Blitz 2019 – Round 10.41 – Tomashevsky, Evgeny – 1-0 – Ganguly, Surya Shekhar – G689 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 a6 10. O-O Bd6
World Blitz 2019 – Round 2.19 – Yanchenko, Roman – 0-1 – Aditya Tari – G92 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. e3 Nf6 5. Nf3 O-O 6. Qc2 c5 7. a3 Bxc3+ 8. bxc3 dxc4 9. Bxc4 Qc7 10. O-O b6
World Blitz 2023 – Round 5.13 – Rakhmanov, Aleksandr – 1/2-1/2 – Maghsoodloo, Parham – G263 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 Nbd7 7. a3 Be7 8. Bd3 h6 9. O-O dxc4 10. Bxc4 c5
World Blitz 2023 – Round 7.12 – Rakhmanov, Aleksandr – 1-0 – Matlakov, Maxim – G383 1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 Nbd7 7. a3 Be7 8. b4 c6 9. h3 Bd6 10. Be2 dxc4
World Rapid 2016 – Round 3.11 – Riazantsev, Alexander – 1/2-1/2 – Wojtaszek, Radoslaw – G96 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Be7 10. O-O Nbd7
World Rapid 2016 – Round 9.13 – Riazantsev, Alexander – 1/2-1/2 – Inarkiev, Ernesto – G333 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
World Rapid 2019 – Round 6.43 – Yanchenko, Roman – 0-1 – Alekseev, Evgeny – G398 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Qc2 c5 7. a3 Bxc3+ 8. bxc3 Qc7 9. a4 b6 10. cxd5 exd5

E51a —

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5

Les coups candidats

6.Bd3 — 63.1% (3670 parties) →

Ambassadeurs : ? (13x), Lombart, Philippe (13x), Ragozin, Viacheslav (11x), Tan, Zhongyi (11x), Kozma, Julius (9x), Averbakh, Yuri L (8x), Emma, Jaime (8x), Swahnberg, Lars (8x)

6.Bd2 — 16.5% (960 parties)

Ambassadeurs : Rakhmanov, Aleksandr (10x), Riazantsev, Alexander (8x), Le, Quang Liem (8x), Esipenko, Andrey (7x), Krasenkow, Michal (7x), Voit, Daria (6x), Keymer, Vincent (5x), Narayanan S L (5x)

6.a3 — 9.9% (578 parties) →

Ambassadeurs : Korchnoi, Viktor (11x), Peralta, Fernando (5x), Simagin, Vladimir (4x), Kozma, Julius (4x), Ragozin, Viacheslav (3x), Najdorf, Miguel (3x), Kholmov, Ratmir D (3x), Estrin, Yakov (3x)

6.Be2 — 5.3% (310 parties) →

Ambassadeurs : Vaisser, Anatoly (10x), Kolanek, Roman (5x), Djuric, Stefan (4x), Marciano, David (4x), Gagunashvili, Merab (4x), Sørensen, Michael D. F. (4x), Lehmann, Heinz (3x), Shishkov, Pavel Aleksandrovic (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.Bd3	6.Bd2	6.a3	6.Be2
<1800	146	66%	13%	10%	3%
1800-2200	1558	63%	14%	10%	6%
2200-2600	2611	62%	20%	9%	5%
2600+	231	42%	45%	8%	5%

Évolution par décennie (% des parties)

Décennie	N parties	6.Bd3	6.Bd2	6.a3	6.Be2
1840s	1	—	100%	—	—
1860s	1	100%	—	—	—
1900s	2	100%	—	—	—
1910s	2	100%	—	—	—
1920s	3	67%	33%	—	—
1930s	10	70%	—	10%	10%
1940s	44	64%	7%	20%	2%
1950s	164	76%	3%	15%	4%
1960s	208	61%	5%	21%	12%
1970s	157	76%	3%	12%	4%
1980s	228	79%	2%	9%	8%
1990s	580	72%	4%	13%	7%
2000s	1172	71%	7%	10%	4%
2010s	2162	65%	16%	9%	6%
2020s	1082	40%	46%	7%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.Bd3	65%	40%	▼ -25.0%
6.Bd2	16%	46%	▲ +30.0%
6.a3	9%	7%	▼ -2.3%
6.Be2	6%	4%	▼ -2.0%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 6 parties
Smyslov, Vladimir — 5 parties
Alekhine, Alexander — 3 parties
Kramnik, Vladimir — 3 parties
Gukesh D — 3 parties
Euwe, Max — 2 parties
Anand, Viswanathan — 2 parties
Carlsen, Magnus — 2 parties
Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie

Parties historiques

6.Bd3 — 63.1% (3670 parties)

1861 — Schmorl, Alfred vs Lange, Max — 1-0 — Leipzig GER
1905 — Bernstein, Olivia vs Chigorin, Mikhail — 1-0 — Barmen GER
1909 — Alekhine, Alexander vs Bernstein allies — 0-1 — Moscow RUS
1911 — Burn, Amos vs Bernstein, Olivia — 1-0 — San Sebastian ESP
1911 — Salwe, Georg vs Schlechter, Carl — 1-0 — Carlsbad CZE

6.Bd2 — 16.5% (960 parties)

1842 — Cochrane, John Miles vs Staunton, Howard — 0-1 — London ENG
1925 — Dus Chotimirsky, Fedor vs Marshall Viele, Fabrizio Aaron — 0-1 — Moscow RUS
1947 — Tolush, Alexander V vs Renter, Raul — 1-0 — Parnu EST
1948 — Bronstein, David I vs Ragozin, Viacheslav — 1/2-1/2 — Moskou ch-URS
1949 — Poliak, Abram vs Fridstein, German — 1/2-1/2 — Moscow RUS

6.a3 — 9.9% (578 parties)

1939 — Lilienthal, Andor vs Romanovsky, Pjotr — 1/2-1/2 — Leningrad RUS
1940 — Stolberg, Mark Moiseevich vs Ragozin, Viacheslav — 1-0 — Moskou ch-URS
1941 — Najdorf, Miguel vs Czerniak, Moshe — 1-0 — Buenos Aires ARG
1942 — Kotov Lundqvist, Alex vs Ragozin, Viacheslav — 1-0 — Moscow RUS
1945 — Najdorf, Miguel vs Czerniak, Magdalena — 1-0 — Buenos Aires ARG

6.Be2 — 5.3% (310 parties)

1939 — Landau, Salo vs Euwe, Max — 1/2-1/2 — Amsterdam m ch-NED
1947 — Agustsson, Gudmundur vs Gilfer, Eggert — 1/2-1/2 — Reykjavik ISL
1954 — Trifunovic, Petar vs Barcza, Gedeon — 1/2-1/2 — Amsterdam NED
1955 — Panno, Oscar vs Petrosian, Tigran V. — 1/2-1/2 — Goteborg SWE
1957 — Panno, Oscar vs Alonso-Lej De Las Casas, Fernando — 1-0 — Mar del Plata ARG

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