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)
Cases faibles
Centre ● d4 (2v0), ● e5 (1v0)
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. 0)
Paire de fous ● Oui ● Oui
Clouages ● knight c3
Non développées 5 (● g1, ● 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 mobile
Ruptures ● d4-d5 ● …c7-c5, ● …d7-d5, ● …e6-e5

E46a — Nimzo-Indian: 4.e3 O-O

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bR
bK
bP
bP
bP
bP
bP
bP
bP
bP
bN
Case forte (2v0)
bB
wP
wPPion central
wN
wPPion central
wP
wP
wP
wP
wP
wR
wB
wQ
wK
wB
wN
wR
abcdefgh
Plans. Bd3 (Fou actif (mobilité 8), Développer f1 — 63 % des parties) ; Ne2 (Développer g1 — 23 % des parties) ; Nf3 (Développer g1 — 6 % des parties) ; Bd2 (Développer c1 — 5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wR
wP
wP
wP
wP
wP
wP
wN
wP
wP
bBFou actif — mobilité 6
bN
bP
bP
bP
bP
bP
bP
bP
bP
bK
bR
bQ
bB
bN
bR
hgfedcba
Plans. ...d5 (Occuper le centre — 65 % des parties) ; ...c5 (Frapper le centre adverse — 18 % des parties) ; ...b6 (Préparer le fianchetto — 5 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
10. Sinquefield Cup 2023 – Round 4.2 – Nepomniachtchi, Ian – 1/2-1/2 – Caruana, Fabiano – G14
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. a3 Be7 7. Nf3 Nbd7 8. Qc2 dxc4 9. Bxc4 c5 10. O-O cxd4
11. Norway Chess 2023 – Round 8.5 – Caruana, Fabiano – 1/2-1/2 – So, Wesley – G40
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bd6 9. O-O Re8 10. Re1 Bb7
1945 Moscow Ch – Round 8 – Zagoriansky, Evgeny – 1-0 – Fridstein, German – G42
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qb3 Nc6 6. a3 Bxc3+ 7. Qxc3 d5 8. Nf3 Bd7 9. Bd3 a5 10. b3 a4
1945 Quilmes – Round 4 – Reinhardt, Enrique – 1-0 – Stahlberg, Gideon – G19
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qb3 c5 6. dxc5 Nc6 7. Nf3 Ne4 8. Bd2 Nxd2 9. Nxd2 Bxc5 10. Be2 b6
1946 Pittsburgh Open – Round 1 – Rauch, Joseph Lyon – 1-0 – Almgren, Sven – G24
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 b6 6. Bd3 Bb7 7. f3 d5 8. Ne2 dxc4 9. Bxc4 Nc6 10. O-O e5
1955 CSR Ch – Round 15 – Urbanec, Karel – 1/2-1/2 – Kozma, Julius – G117
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. a3 Be7 7. Nf3 b6 8. Qc2 Bb7 9. cxd5 exd5 10. Be2 Nbd7
2024 Superbet Chess Classic - Round 1 - Gukesh D - 1-0 - Deac Bogdan-Daniel - G4
1. d4 1... Nf6 2. c4 2... e6 3. Nc3 3... Bb4 4. e3 4... O-O 5. Bd2 5... c5 6. d5 6... d6 7. Bd3 7... exd5 8. cxd5 8... Nbd7 9. Nge2 9... Ne5 10. Bc2 10... Rb8
2024 Superbet Chess Rapid – Round 1 – Keymer Vincent – 1/2-1/2 – Wei Yi – G4
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 Qe7 9. Qc2 dxc4 10. Bxc4 e5
2024 Superbet Chess Rapid – Round 2 – Giri Anish – 1/2-1/2 – Erigaisi Arjun – G9
1. c4 e6 2. Nc3 Nf6 3. d4 Bb4 4. e3 O-O 5. Bd2 b6 6. Bd3 d5 7. cxd5 exd5 8. Rc1 c5 9. Nge2 Ba6 10. Bxa6 Nxa6
2026 Norway Chess Open - Round 8 - So, Wesley - 1-0 - Keymer, Vincent - G36
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nge2 d5 7. cxd5 exd5 8. Nf4 Bb7 9. Bd3 Bd6 10. Qf3 Bxf4
43. Olympiad 2018 – Round 5.21 – Aleksandrov, Aleksej – 1-0 – Shengelia, David – G320
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 Re8 6. Bd3 b6 7. Nf3 Bb7 8. O-O c5 9. a3 Ba5 10. b4 cxb4
43. Olympiad 2018 – Round 7.6 – Aleksandrov, Aleksej – 1/2-1/2 – Melkumyan, Hrant – G481
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 Nbd7 7. Rc1 Be7 8. Qc2 a6 9. c5 c6 10. Bd3 Qc7
63. ch-USA 2019 – Round 3.6 – Gareyev, Timur – 1/2-1/2 – Lenderman, Aleksandr – G18
1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. Bd3 cxd4 7. exd4 d5 8. cxd5 exd5 9. Nge2 Nc6 10. O-O Bd6
American Cup Blitz 2022 – Round 4.3 – Akobian, Varuzhan – 1-0 – Robson, Ray – G21
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 Bb7 7. Bd3 d5 8. cxd5 exd5 9. Qc2 Re8 10. a3 Bd6
American Cup Blitz 2022 – Round 7.5 – Akobian, Varuzhan – 0-1 – Martinez Alcantara, Jose Eduardo – G40
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Bd3 Bb7 7. Nf3 d6 8. Qc2 c5 9. a3 Bxc3 10. Bxc3 Nbd7
American Cup Champ 2023 – Round 4.4 – Nakamura, Hikaru – 0-1 – So, Wesley – G30
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bd6 9. O-O Re8 10. a3 c5
American Cup Elim 2022 – Round 2.2 – So, Wesley – 0-1 – Aronian, Levon – G10
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 d6 10. Rc1 e5
FIDE Grand Prix 3 Pool A 2022 – Round 2.2 – Nakamura, Hikaru – 1/2-1/2 – Esipenko, Andrey – G4
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bb7 10. Ne5 Bf8
FIDE Grand Swiss 2025 – Round 8 – Kuzubov Yuriy – 1/2-1/2 – Xiong Jeffery – G443
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Be7 9. Bd3 c5 10. Ne5 Bb7
FIDE World Cup 2019 – Round 1.1 – Fedoseev, Vladimir – 1-0 – Ganguly, Surya Shekhar – G18
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 d5 7. cxd5 exd5 8. Rc1 Be7 9. Bd3 Bb7 10. O-O c5
FIDE World Cup 2019 – Round 1.2 – Adhiban, B. – 1/2-1/2 – Iturrizaga Bonelli, Eduardo – G81
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d6 6. Bd3 e5 7. Nge2 Re8 8. O-O Nbd7 9. a3 Bxc3 10. Nxc3 Nf8
FIDE World Cup 2019 – Round 2.1 – Adhiban, B. – 1/2-1/2 – Yu, Yangyi – G203
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
FIDE World Cup 2019 – Round 2.3 – Grischuk, Alexander – 1/2-1/2 – Bok, Benjamin – G262
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bd6 9. O-O Bb7 10. Qb1 Nbd7
FTX Crypto Cup 2022 – Round 3.2 – Firouzja, Alireza – 1/2-1/2 – Giri, Anish – G37
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. a3 Be7 7. Nf3 Nbd7 8. cxd5 exd5 9. Bd3 c6 10. Qc2 Bd6
FTX Crypto Cup 2022 – Round 3.4 – Firouzja, Alireza – 1/2-1/2 – Giri, Anish – G45
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 Ba6 10. Qd3 exd5
GCT Blitz Paris 2021 – Round 16.3 – Caruana, Fabiano – 1/2-1/2 – Aronian, Levon – G76
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 b6 9. Nf3 Bb7 10. Be2 Nxc3
Global Chess League 2023 – Round 2.6 – Nihal Sarin – 1-0 – Bjerre, Jonas Buhl – G24
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Re8 10. Nb5 Bxd2+
Global Chess League 2023 – Round 4.1 – Nepomniachtchi, Ian – 1/2-1/2 – Aronian, Levon – G40
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. a3 Be7 7. Nf3 Nbd7 8. Qc2 Re8 9. Be2 dxc4 10. Bxc4 c5
Norway Chess 2024 - Round 4 - Nakamura, Hikaru - 1-0 - Praggnanandhaa R - G18
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 Ba6 10. b3 b5
Norway Chess 2024 - Round 9 - Nakamura, Hikaru - 1/2-1/2 - Ding, Liren - G41
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bd6 9. Nb5 Be7 10. O-O c5
Saint Louis Blitz 2021 – Round 15.5 – Shankland, Sam – 0-1 – Caruana, Fabiano – G71
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bf8 10. Ne5 c5
Saint Louis Rapid 2022 – Round 6.5 – Caruana, Fabiano – 1/2-1/2 – Aronian, Levon – G30
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 d6 10. dxe6 fxe6
Saint Louis Rapid 2024 - Round 2 - Aronian Levon - 1-0 - Nepomniachtchi Ian - G9
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
SuperUnited Blitz 2022 – Round 11.3 – Firouzja, Alireza – 1-0 – So, Wesley – G53
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. a3 Be7 7. Nf3 b6 8. cxd5 exd5 9. Bd3 c5 10. Rc1 Bb7
Tata Steel Chess 2025 – Round 5 – Gukesh D – 1-0 – Keymer Vincent – G34
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 Nbd7 7. Qc2 c6 8. Be2 b6 9. O-O a5 10. a3 Bxc3
WCh 2023 – Round 14.1 – Ding, Liren – 1/2-1/2 – Nepomniachtchi, Ian – G14
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. a3 Be7 7. Nf3 c5 8. dxc5 Bxc5 9. Qc2 dxc4 10. Bxc4 Nbd7
World Blitz 2019 – Round 2.3 – Bluebaum, Matthias – 0-1 – Karjakin, Sergey – G103
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Bd3 Bb7 7. Nf3 d5 8. cxd5 exd5 9. O-O Re8 10. Rc1 Bf8
World Blitz 2019 – Round 21.72 – Vishnu Prasanna, V – 1-0 – Bosiocic, Marin – G1447
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O a6 10. Rc1 Be7
World Blitz 2019 – Round 8.31 – Yuffa, Daniil – 1/2-1/2 – Aronian, Levon – G543
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 Ba6 10. b3 b5
World Blitz 2021 – Round 13.50 – Peng, Li Min – 0-1 – Sargsyan, Shant – G789
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 d6 9. Nf3 Nc6 10. Bd3 Nxc3
World Blitz 2021 – Round 16.44 – Bluebaum, Matthias – 1-0 – Gajewski, Grzegorz – G954
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 Nbd7 7. a3 Be7 8. cxd5 exd5 9. Bd3 c6 10. O-O Bd6
World Blitz 2021 – Round 16.7 – Maghsoodloo, Parham – 1-0 – Firouzja, Alireza – G974
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Re8 10. O-O Bf8
World Blitz 2021 – Round 19.15 – Maghsoodloo, Parham – 0-1 – Gukesh D – G1093
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 c5 9. a3 Ba5 10. b4 cxb4
World Blitz 2021 – Round 2.46 – Maghsoodloo, Parham – 1/2-1/2 – Donchenko, Alexander – G103
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 d5 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Re8 10. O-O Bf8
World Blitz 2021 – Round 4.25 – Maghsoodloo, Parham – 1-0 – Volokitin, Andrei – G213
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 Bb7 7. Rc1 c5 8. dxc5 Bxc5 9. a3 d5 10. Qc2 Nc6
World Blitz 2021 – Round 9.57 – Bluebaum, Matthias – 1/2-1/2 – Sargsyan, Shant – G551
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 c5 9. h3 Nc6 10. a3 Bxc3
World Blitz 2022 – Round 1.10 – Vachier-Lagrave, Maxime – 1-0 – Hambleton, Aman – G2
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 Re8 7. Rc1 Nbd7 8. Qb3 Bxc3 9. Bxc3 c6 10. Bd3 Ne4
World Blitz 2022 – Round 20.28 – Bluebaum, Matthias – 0-1 – Yakubboev, Nodirbek – G1059
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 a6 9. Bd3 Bd6 10. O-O Re8
World Blitz 2023 – Round 1.60 – Matyakubov, Miraziz – 0-1 – Pranav, V – G59
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 Bb7 7. Bd3 d6 8. Qc2 Nbd7 9. O-O e5 10. Ng5 g6
World Blitz 2023 – Round 12.97 – Matyakubov, Miraziz – 0-1 – Zilka, Stepan – G728
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4
World Blitz 2023 – Round 20.59 – Grebnev, Aleksey – 1-0 – Vrolijk, Liam – G1163
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bd6 10. Nb5 Bf8
World Blitz 2023 – Round 7.35 – Grebnev, Aleksey – 1-0 – Pranav, V – G413
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 Bb7 7. Bd3 d6 8. O-O Nbd7 9. a3 Bxc3 10. Bxc3 Ne4
World Blitz 2023 – Round 8.35 – Seemann, Jakub – 0-1 – Ponkratov, Pavel – G469
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 Re8 6. Nf3 d5 7. cxd5 exd5 8. Bd3 c6 9. O-O Bg4 10. h3 Bh5
World Rapid 2019 – Round 1.6 – Gasanov, Eldar – 0-1 – Aronian, Levon – G47
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 Nbd7 7. Rc1 Re8 8. Qc2 a6 9. Bd3 dxc4 10. Bxc4 b5
World Rapid 2019 – Round 10.17 – Adhiban, B. – 1/2-1/2 – Gelfand, Boris – G627
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 d6 9. Bd3 Nxc3 10. Rxc3 Nc6
World Rapid 2019 – Round 11.13 – Rakhmanov, Aleksandr – 1/2-1/2 – Sargissian, Gabriel – G690
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Be7 10. O-O c5
World Rapid 2019 – Round 2.72 – Adhiban, B. – 1-0 – Potapov, Pavel – G141
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 c5 10. Ne5 Nbd7
World Rapid 2019 – Round 4.38 – Adhiban, B. – 1-0 – Samsonkin, Artiom – G251
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 a5 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 Qe7 9. Bd3 Nxc3 10. Rxc3 d6
World Rapid 2019 – Round 4.76 – Bluebaum, Matthias – 1-0 – Batchuluun, Tsegmed – G286
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Nbd7 10. O-O Re8
World Rapid 2021 – Round 3.68 – Peng, Li Min – 1-0 – Vokhidov, Shamsiddin – G189
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 d5 7. cxd5 exd5 8. Bd3 Ba6 9. Bxa6 Nxa6 10. O-O Qc8

E46a — Normal Variation (1945)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O
Les coups candidats
Ambassadeurs : Donner, Jan-Hein (89x), Knaak, Rainer (89x), Gligoric, Sofija (87x), Portisch, Lajos (72x), Sarana, Alexey (71x), Taimanov, Mark (65x), Korchnoi, Viktor (63x), Bakheet Farag (63x)
Ambassadeurs : Guliev, Sarhan (43x), Taimanov, Mark (34x), Swayams, Mishra (33x), Sowray, Peter J (33x), Sharpe, Sam (33x), Cumming, David R (33x), Graf, Alexander (26x), Rapaka Samuel Paul (25x)
Ambassadeurs : Korchnoi, Viktor (27x), Swahnberg, Lars (17x), Rakhmanov, Aleksandr (16x), Portisch, Lajos (14x), Kolanek, Roman (13x), Shengelia, David (13x), ? (12x), Miguel, Nahuel (11x)
5.Bd2 — 5.1% (2464 parties)
Ambassadeurs : Aczel, Gergely (76x), Chanda, Sandipan (64x), Bluebaum, Matthias (36x), Badacsonyi, Stanley (26x), Grebnev, Aleksey (22x), Zakhartsov, Vladimir (16x), Charochkina, Daria (16x), Mattenberger, Matthias (16x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Bd3 5.Ne2 5.Nf3 5.Bd2
<1800 1856 65% 19% 9% 4%
1800-2200 14396 62% 25% 6% 4%
2200-2600 24529 62% 25% 4% 7%
2600+ 2007 70% 16% 3% 7%
Évolution par décennie (% des parties)
Décennie N parties 5.Bd3 5.Ne2 5.Nf3 5.Bd2
1950s 1029 69% 19% 7% 0%
1960s 1355 64% 17% 16% 0%
1970s 1233 78% 13% 7%
1980s 2033 70% 20% 7% 0%
1990s 4255 69% 21% 7% 0%
2000s 8396 67% 23% 7% 0%
2010s 18968 61% 31% 4% 1%
2020s 11152 58% 13% 4% 19%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Bd3 61% 58% ▼ -3.0%
5.Ne2 31% 13% ▼ -17.7%
5.Nf3 4% 4% -0.2%
5.Bd2 1% 19% ▲ +17.6%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Smyslov, Vladimir — 9 parties
Karpov, Aleksandr — 3 parties
Parties historiques
5.Bd3 — 63.4% (30698 parties)
1950 — Alexander Tadala vs Sokolsky, Alexey — 1-0 — Moskou ch-URS
1950 — Kluger, Gyula vs Szabo, Laszlo — 1/2-1/2 — Budapest HUN
1950 — Amaro, Lucas Ibrair vs Acoltzi Ruiz, Mariana — 1/2-1/2 — Mar del Plata ARG
1950 — Borisenko, Georgy K vs Averbakh, Yuri L — 1/2-1/2 — Moskou ch-URS
1950 — Moiseev, Oleg vs Aleshin, Adam Din — 1/2-1/2 — ?
5.Ne2 — 23.0% (11152 parties)
1950 — Vajda, Albert vs Anay Barche — 1/2-1/2 — Budapest HUN
1950 — Evans, Larry vs Almiron, Martin Alejandro — 1-0 — Dubrovnik olm
1950 — Benko, Pal vs Berczy, Robert — 0-1 — Budapest HUN
1950 — Winser, William Arthur vs Horne, Dennis Morton — 1/2-1/2 — Hastings, White Rock Pavilion
1950 — Rapaka Samuel Paul vs Van den Berg, Carel B — 1-0 — Amsterdam NED
5.Nf3 — 5.6% (2733 parties)
1950 — Alatortsev, Vladimir N. vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
1950 — Alatortsev, Vladimir N. vs Averbakh, Yuri L — 1/2-1/2 — ?
1951 — Abramovich Furman, Semyon vs Lipnitsky, Isaac — 0-1 — USSR
1951 — Alster, Ladislav vs Pachman, Ludek — 0-1 — Prague CZE
1952 — Miguel, Nahuel vs Rapaka Samuel Paul — 1/2-1/2 — San Salvador ESA
5.Bd2 — 5.1% (2464 parties)
1952 — Germek, Milan vs Aadhitha Karikalan — 1/2-1/2 — Belgrade SRB
1955 — Urbanec, Karel vs Kozma, Julius — 1/2-1/2 — Prague CZE
1962 — Soos, Bela vs Gheorghiu, Florin — 1/2-1/2 — Romania
1966 — Magrin, Antonio vs Watzka, Horst — 1/2-1/2 — Venice ITA
1969 — AN, Bryant vs Carlson, Curtis — 0-1 — cr.

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