E05 — E05 - 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 O ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte f4….

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1), les cases fortes f4, e5 et g5, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Le fou enfermé en c8 et une pièce en prise (le pion en c4).

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte d5.

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (4 contre 2), la case forte d5, un avant-poste en d5, un fou actif en e7, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Les fous enfermés en c1 et g2.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...a6 (Préparer expansion aile dame,) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

-0.38 léger avantage noir. Base Masters : Blancs 27.6%, Nulles 59.7%, Noirs 12.7%.

Coups candidats

auto

Analyse coup par coup — 9 demi-coups commentés

1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3.
1…Nf6 Contrôle e4, d5.
2.Nf3 Contrôle f4, c5, e5.
2…d5 Avancée centrale — contrôle c4, e4. Prépare c5, e5.
3.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4.
3…e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6.
4.g3 Prépare le fianchetto du Fou (Bg2).
4…Be7 Contrôle c4, e4, c5, f5.
5.Bg2 Contrôle f4, c5, d5, e5.

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c4, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● f7→e6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 4v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● d5 (3v0)
Cases faibles	—	—
Centre	● e5 (2v0)	● d5 (3v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …e6-e5

Partie
1937 Tbilisi ch-URS – Round 1 – Ragozin, Viacheslav – 1-0 – Ilyin Zhenevsky, Alexander – G129 1. Nf3 e6 2. g3 Nf6 3. c4 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 c5 8. dxc5 Qc7 9. Na3 Qxc5 10. Be3 Qh5
1939 Buenos Aires ol prel-A – Round 6 – Pelikán, Jiří – 1/2-1/2 – Najdorf, Miguel – G23 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 dxc4 7. Qc2 Nbd7 8. Nbd2 c5 9. Nxc4 cxd4 10. Rd1 Nb6
1946 Londen I – Round 6 – Opocensky, Karel – 1-0 – Golombek, Harry – G18 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c5 8. dxc5 Qa5 9. Nbd2 Qxc5 10. Nxc4 Nc6
1946 Moscow – Round 1 – Shaitar, Ya – 0-1 – Kotov Lundqvist, Alex – G13 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Be7 6. O-O O-O 7. Qc2 Nbd7 8. Qxc4 a6 9. Qc2 c5 10. Nbd2 cxd4
1946 Moscow-Prague – Round 9 – Sajtar, Jaroslav – 0-1 – Kotov, Alexander. – G39 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Be7 6. O-O O-O 7. Qc2 Nbd7 8. Qxc4 a6 9. Qc2 c5 10. Nbd2 cxd4
1947 Chigorin Memorial – Round ? – Botvinnik, Mikhail – 1-0 – Tsvetkov, Alexandar K – G75 1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 Nbd7 8. Nbd2 Nb6 9. Nxc4 Nxc4 10. Qxc4 Rb8
1956 URS Ch sf – Round 1 – Korchnoi, Viktor – 1-0 – Khanov, N. – G1 1. c4 e6 2. g3 Nf6 3. Bg2 Be7 4. Nf3 O-O 5. O-O d5 6. d4 dxc4 7. Qc2 c5 8. dxc5 Qc7 9. Qxc4 Qxc5 10. Qxc5 Bxc5
1958 Munich olm prel – Round 7 – Golombek, Harry – 1-0 – Maurice, Gabriel – G155 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 Nbd7 8. Qxc4 c6 9. Nc3 Re8 10. e4 Nf8
1958 Yugoslavia – Round 3 – Bertok, Mario Jr. – 1/2-1/2 – Krogius, Nikolai V – G13 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c5 8. Qxc4 cxd4 9. Nxd4 e5 10. Nb3 Nc6
1969 Raach zt – Round ? – Portisch, Lajos – 1/2-1/2 – Barczay, Laszlo – G183 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 Bd7 8. Ne5 Bc6 9. Nxc6 Nxc6 10. e3 Na5
1975 Torneo Internazionale – Round 3 – Dell'Accio, Cataldo – 1-0 – Musolino, Paolo – G14 1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 4. O-O d5 5. d4 O-O 6. c4 dxc4 7. Qc2 c6 8. Qxc4 Qd5 9. Qc2 Na6 10. Nc3 Qd8
1975 URS Team Ch – Round 1 – Romanishin, Oleg M – 1-0 – Levit, Roman – G26 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 bxa4 9. Na3 Bb7 10. Rd1 Nbd7
43. Olympiad 2018 – Round 10.24 – Erdos, Viktor – 1-0 – Atabayev, Saparmyrat – G657 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
43. Olympiad 2018 – Round 10.4 – Bosiocic, Marin – 1/2-1/2 – Bacrot, Etienne – G672 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Nbd2 b5
43. Olympiad 2018 – Round 7.22 – Jumabayev, Rinat – 1-0 – Repka, Christopher – G455 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Ng5 c6 9. Rd1 h6 10. Ne4 Nxe4
9. Sinquefield Cup 2022 – Round 4.5 – Nepomniachtchi, Ian – 1/2-1/2 – So, Wesley – G19 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. Nc3 axb5
Cote d'Ivoire Blitz 2019 – Round 13.3 – Ding, Liren – 1/2-1/2 – Nakamura, Hikaru – G63 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
Croatia GCT 2019 – Round 8.1 – Ding, Liren – 0-1 – Carlsen, Magnus – G43 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 Nd5 10. Nxc4 c5
FIDE Candidates 2018 – Round 11.4 – So, Wesley – 1/2-1/2 – Mamedyarov, Shakhriyar – G44 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qc2 Bb7 10. Nc3 Nbd7
FIDE Candidates 2018 – Round 2.2 – Ding, Liren – 1/2-1/2 – Caruana, Fabiano – G6 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Ne5 Qxd4 9. Bxa8 Qxe5 10. Bf3 Nd5
FIDE Candidates 2018 – Round 8.3 – Mamedyarov, Shakhriyar – 1/2-1/2 – Karjakin, Sergey – G31 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c6 8. a4 b6 9. Nbd2 Bb7 10. Nxc4 c5
FIDE Candidates 2018 – Round 9.3 – Aronian, Levon – 1/2-1/2 – Mamedyarov, Shakhriyar – G35 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Qxc4 Bb7 9. Nc3 c5 10. Rd1 Nbd7
FIDE Candidates 2022 – Round 10.3 – Nepomniachtchi, Ian – 1/2-1/2 – Radjabov, Teimour – G39 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. Nc3 axb5
FIDE Grand Swiss 2025 – Round 7 – Erigaisi Arjun – 0-1 – Bluebaum Matthias – G350 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. d4 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qd3 Nbd7 10. Be3 Nd5
FIDE World Cup 2017 – Round 2.2 – Aronian, Levon – 1/2-1/2 – Hou, Yifan(HLJ) – G230 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Rd1 Bb7 9. Qxc4 c5 10. Nc3 Nbd7
FIDE World Cup 2017 – Round 2.3 – Aronian, Levon – 1/2-1/2 – Hou, Yifan(HLJ) – G262 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Ne5 Qxd4 9. Bxa8 Qxe5 10. Bf3 Nd5
FIDE World Cup 2017 – Round 2.3 – Bu, Xiangzhi – 1/2-1/2 – Bacrot, Etienne – G270 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 dxc4 7. Qc2 b6 8. Qxc4 Bb7 9. Nc3 Nbd7 10. Rd1 c5
GCT Blitz Paris 2016 – Round 11.3 – Aronian, Levon – 1/2-1/2 – Fressinet, Laurent – G53 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 b6 8. Bg5 Ba6 9. Nbd2 Nd5 10. Bxe7 Qxe7
GCT Blitz Paris 2018 – Round 13.1 – Vachier-Lagrave, Maxime – 1/2-1/2 – Nakamura, Hikaru – G60 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Ne5 Qxd4 10. Nxc4 c6
GCT Blitz YourNextMove 2018 – Round 7.2 – Mamedyarov, Shakhriyar – 0-1 – Nakamura, Hikaru – G32 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Qxc4 Ba6 10. Qc2 Nbd7
GCT Rapid Paris 2019 – Round 2.3 – Grischuk, Alexander – 1-0 – Nakamura, Hikaru – G8 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Nbd2 b5
GCT Rapid YourNextMove 2018 – Round 6.1 – So, Wesley – 1/2-1/2 – Aronian, Levon – G26 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Qxc4 Bb7 9. Nc3 c5 10. Rd1 cxd4
Levitov Chess Week Rapid 2023 – Round 5.1 – Gelfand, Boris – 0-1 – Mamedyarov, Shakhriyar – G21 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Nbd2 Ba6
Levitov Chess Week Rapid 2023 – Round 9.4 – Gelfand, Boris – 1/2-1/2 – Anand, Viswanathan – G44 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Nbd2 Bb7
Moscow FIDE Grand Prix 2019 – Round 1.1 – Radjabov, Teimour – 1/2-1/2 – Nakamura, Hikaru – G8 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Nbd2 Bb7 10. Nxc4 c5
Moscow FIDE Grand Prix 2019 – Round 2.2 – Dubov, Daniil – 1/2-1/2 – Nakamura, Hikaru – G25 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nbd2 Bb7 10. Nxc4 c5
Moscow FIDE Grand Prix 2019 – Round 3.2 – Grischuk, Alexander – 1-0 – Nakamura, Hikaru – G37 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
Nakamura-Aronian m 2014 – Round 4 – Aronian, Levon – 1/2-1/2 – Nakamura, Hikaru – G3 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
Riga FIDE Grand Prix 2019 – Round 1.4 – Harikrishna, Pentala – 1/2-1/2 – So, Wesley – G25 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Ne5 Bb7
Riga FIDE Grand Prix 2019 – Round 2.2 – Yu, Yangyi – 1/2-1/2 – Grischuk, Alexander – G45 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nbd2 Bb7 10. Nxc4 c5
Saint Louis Rapid 2018 – Round 3.5 – Dominguez Perez, Leinier – 1/2-1/2 – Aronian, Levon – G15 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Ne5 Qxd4 9. Bxa8 Qxe5 10. Bf3 Nd5
Saint Louis Rapid 2022 – Round 6.4 – Nepomniachtchi, Ian – 1/2-1/2 – Nakamura, Hikaru – G29 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. Nc3 axb5
Superbet Classic 2022 – Round 4.1 – So, Wesley – 1-0 – Nepomniachtchi, Ian – G16 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. bxa6 Nxa6
Tata Steel India Blitz 2022 – Round 5.2 – Saini Vidit – 1/2-1/2 – Nakamura, Hikaru – G21 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. bxa6 Nxa6
USA Ch 2022 – Round 8.5 – Lenderman, Aleksandr – 1/2-1/2 – Dominguez Perez, Leinier – G53 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. bxa6 Nxa6
Vugar Gashimov Mem 2019 – Round 5.2 – Radjabov, Teimour – 1/2-1/2 – Karjakin, Sergey – G22 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. d4 O-O 6. O-O dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qc2 Bb7 10. Bg5 Nbd7
WCh 2021 – Round 2 – Carlsen, Magnus – 1/2-1/2 – Nepomniachtchi, Ian – G2 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. Ne5 c6 9. a4 Nd5 10. Nc3 f6
World Blitz 2016 – Round 15.40 – Jumabayev, Rinat – 1-0 – Neelotpal, Das – G613 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
World Blitz 2016 – Round 7.36 – Fressinet, Laurent – 1/2-1/2 – Quintiliano, Renato R. – G285 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 b6 8. Bg5 Nd5 9. Bxe7 Qxe7 10. Qxc4 Ba6
World Blitz 2017 – Round 4.40 – Eljanov, Pavel – 1-0 – Dzhumagaliev, Yan – G207 1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. d4 Be7 5. c4 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
World Blitz 2018 – Round 7.13 – Maghsoodloo, Parham – 0-1 – Nakamura, Hikaru – G395 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 c6 10. Nxc4 Qxd4
World Blitz 2018 – Round 9.10 – Grischuk, Alexander – 1/2-1/2 – Nozdrachev, Vladislav – G511 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 b6 8. Bg5 Nbd7 9. Bxf6 Nxf6 10. Ne5 Nd5
World Blitz 2021 – Round 12.34 – Matlakov, Maxim – 1-0 – Suleymanli, Aydin – G717 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Nfd2 c6 9. Nxc4 Qxd4 10. Rd1 Qc5
World Blitz 2021 – Round 18.6 – Giri, Anish – 1/2-1/2 – Nepomniachtchi, Ian – G1078 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 Bb7 9. axb5 a6 10. bxa6 Nxa6
World Blitz 2021 – Round 19.34 – Sargissian, Gabriel – 1-0 – Suleymanli, Aydin – G1113 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 8. Ng5 c6 9. Qxc4 Ba6 10. Qc2 Qxd4
World Blitz 2021 – Round 6.25 – Chigaev, Maksim – 0-1 – Nihal Sarin – G337 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. Ne5 Nd5 9. a4 c6 10. Nc3 f6
World Blitz 2023 – Round 6.12 – Makarian, Rudik – 0-1 – Esipenko, Andrey – G322 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qd3 Nbd7 10. Be3 h6
World Rapid 2016 – Round 8.46 – Kozul, Zdenko – 0-1 – Quintiliano, Renato R. – G321 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 b6 8. Rd1 Ba6 9. Ne5 Nd5 10. Nxc4 Nd7
World Rapid 2021 – Round 13.50 – Theodorou, Nikolas – 1-0 – Suleymanli, Aydin – G779 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 b6 8. Nfd2 Nd5 9. Nxc4 Ba6 10. Rd1 Nc6
World Rapid 2021 – Round 5.14 – Firouzja, Alireza – 1-0 – Nihal Sarin – G264 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4 9. Nfd2 Nd5 10. Nxc4 c5

E05i — Open Classical

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 6.O-O O-O 7.Qc2

Les coups candidats

7…a6 — 84.5% (16783 parties) →

Ambassadeurs : Beliavsky, Alexander G (49x), Rozentalis, Eduardas (41x), Karpov, Anatoly (38x), Pigusov, Evgeny (35x), Sosonko, Gennadi (34x), Khalifman, Alexander (31x), Mason, Ian J (31x), Andersson, Ulf (30x)

7…b5 — 7.4% (1463 parties)

Ambassadeurs : Nakamura, Hikaru (9x), Aulia, Medina Warda (7x), Kezin, Roman (7x), Fremmegaard, Jens Tore (6x), Dushyant Sharma (6x), Nepomniachtchi, Ian (6x), Wei, Yi (5x), Krimbacher, Walter (5x)

7…b6 — 2.7% (536 parties)

Ambassadeurs : Bacrot, Etienne (7x), Aronian, Levon (6x), Deac, Bogdan-Daniel (6x), Hilverda, Alexander (5x), Cheparinov, Ivan (5x), Gelfand, Boris (5x), Mehdi Hasan Parag (4x), Quintiliano, Renato R. (4x)

7…c5 — 1.5% (297 parties)

Ambassadeurs : Dushyant Sharma (7x), Ruf, Matthias (3x), Ragozin, Viacheslav (2x), Opocensky, Karel (2x), Golombek, Harry (2x), Crouch, Colin S (2x), Jaworski, Miroslaw (2x), Li, Panru (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…a6	7…b5	7…b6	7…c5
<1800	250	78%	6%	0%	5%
1800-2200	5229	82%	8%	2%	3%
2200-2600	11896	85%	8%	3%	1%
2600+	1203	85%	7%	5%	0%

Évolution par décennie (% des parties)

Décennie	N parties	7…a6	7…b5	7…b6	7…c5
1930s	4	25%	—	—	50%
1940s	11	36%	—	—	18%
1950s	14	64%	—	—	29%
1960s	39	90%	—	—	3%
1970s	180	91%	1%	—	3%
1980s	870	96%	0%	0%	1%
1990s	1626	91%	1%	0%	3%
2000s	3743	93%	1%	0%	2%
2010s	8877	85%	7%	4%	1%
2020s	4504	73%	17%	5%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…a6	85%	73%	▼ -12.0%
7…b5	7%	17%	▲ +9.3%
7…b6	4%	5%	▲ +1.3%
7…c5	1%	1%	-0.3%

Joueurs célèbres

Champions du monde dans cette position

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

Parties historiques

7…a6 — 84.5% (16783 parties)

1939 — Landau, Salo vs Szabo, Laszlo — 1-0 — Amsterdam NED
1947 — Smyslov, Vasily vs Gligorić, Svetozar — 0-1 — Warsaw POL
1947 — Smyslov, Vladimir vs Gligoric, Sofija — 0-1 — Warsaw POL
1949 — Walther, Edgar vs Wade, Robert G — 1/2-1/2 — Oldenburg GER
1949 — Najdorf, Miguel vs Bolbochan, J. — 1/2-1/2 — Buenos Aires ARG

7…b5 — 7.4% (1463 parties)

1975 — Romanishin, Oleg M vs Levit, Roman — 1-0 — Riga LAT
1979 — Romanishin, Oleg M vs Azmaiparashvili, Zurab — 1-0 — Tbilisi GEO
1982 — Koshy, Varugeese vs Ravikumar, Vaidyanathan — 0-1 — Indianapolis, IN USA
1982 — Mehler, Gerhard vs Schawelka, Karl — 0-1 — Tirschenreuth
1985 — Mercadante, Ricardo Rodrigues vs Menna Barreto, Luiz Ney — 1-0 — Brasilia BRA

7…b6 — 2.7% (536 parties)

1986 — Siegl, Erich vs Karczewski, Z — 1-0 — corr Baltic tt
1996 — Gorelov, Sergey G vs Gorjatschev, Viktor — 1-0 — mem A.Alekhine op Mo
1996 — Gorelov, Sergey G vs Gorjatchev, Victor — 1-0 — Moscow RUS
1998 — Castillo, German vs Hughes, Dave — 1/2-1/2 — IECC
2002 — Carlsen Magnus Oen vs Arngrimsson, Dagur — 1/2-1/2 — Oslo NOR

7…c5 — 1.5% (297 parties)

1937 — Ragozin, Viacheslav vs Ilyin Zhenevsky, Alexander — 1-0 — Tbilisi ch-URS
1938 — Ragozin, Viacheslav vs Riumin, Nikolai — 1-0 — Moscow RUS
1946 — Opocensky, Karel vs Golombek, Harry — 1-0 — London ENG
1946 — Opocensky, Karel vs Golombek, Harry — 1-0 — Londen I
1955 — Kjaer Larsen, Maximillian C vs Sajovic Stupica, Tristan — 1/2-1/2 — Zagreb CRO

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