E32t — Nimzo-Indian: Classical, 4…O-O 5.a3, 6…b6 7.Bg5 Bb7 8.e3 d6

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7 8.e3 d6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte b4….

Atouts. Les Blancs s'appuient sur les cases fortes b4 et f4, un fou actif en g5 et la paire de fous.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier g1, le fou f1 et les tours a1 et h1).

Plans. Nf3 (Développer Ng1) ; Bd3 (Développer Bf1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Noirs s'appuient sur la case forte e4 et un fou actif en b7.

Côté adverse. Le fou enfermé en f1, un mauvais fou en g5 et le roi resté au centre.

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

Plans. ...Nbd7 (Développer Nb8) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→a3, f2→e3, e3→d4	● a7→b6, c7→b6, c7→d6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b4 (2v0), ● f4 (2v0)	● e4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0)	● d5 (3v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Bg5	● Bg5 Actif (mob. 4)
Bb7		● Bb7 Actif (mob. 7)
Paire de fous	● Oui	Non
Non développées	4 (● g1, ● f1, ● a1, ● h1)	2 (● b8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e3-e4, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e6-e5

Partie
1966 Titovo Uzice – Round ? – Forintos, Gyozo V – 1/2-1/2 – Pachman, Ludek – G101 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 h6 10. Bh4 Re8
1968 Bristol ch-BCF – Round 1 – Whiteley, Andrew Jonathan – 1-0 – Pritchett, Craig W – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 c5
1971 Hoogovens – Round 1 – Forintos, Gyozo V – 1-0 – Van Scheltinga, Theo – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 e5
22. ECU Club Cup 2006 – Round 4 – Navara, David – 1/2-1/2 – Pelletier, Yannick – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 Ba6
22. ECU Club Cup 2006 – Round 6 – Schlosser, Philipp – 1/2-1/2 – Efimenko, Zahar – G145 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 Ba6
36. Olympiad 2004 – Round 10 – Sokolov , Ivan – 1/2-1/2 – Stefansson, Hannes – G343 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
36. Olympiad 2004 – Round 11 – Kveinys, Aloyzas – 1/2-1/2 – Timman, Jan H – G383 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 c5
36. Olympiad 2004 – Round 7 – Rowson, Jonathan – 0-1 – Beliavsky, Alexander G – G228 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 Ba6
40. Olympiad Open 2012 – Round 4.3 – Mamedyarov, Shakhriyar – 1/2-1/2 – Meier, Georg – G255 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
40. Olympiad Open 2012 – Round 7.23 – Leitao, Rafael – 1/2-1/2 – Pelletier, Yannick – G417 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
42. Olympiad 2016 – Round 4.8 – Ivanisevic, Ivan – 1/2-1/2 – Beliavsky, Alexander G – G307 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Nf3 Nbd7 10. Nd2 Rc8
43. Olympiad 2018 – Round 5.8 – Vazquez, Guillermo – 1/2-1/2 – Harikrishna, Pentala – G352 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
76. Tata Steel Masters 2014 – Round 1.6 – Nakamura, Hikaru – 1-0 – Naiditsch, Arkadij – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 h6 10. Bh4 Nbd7
Amber Blindfold 2000 – Round 1 – Karpov, Anatoly – 1-0 – Van Wely, Loek – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 c5 10. dxc5 bxc5
Amber Blindfold 2000 – Round 3 – Van Wely, Loek – 1/2-1/2 – Ljubojevic, Ljubomir – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 c5
Amber Blindfold 2001 – Round 3 – Ljubojevic, Ljubomir – 1-0 – Ivanchuk, Vasyl – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 h6
Amber Blindfold 2001 – Round 7 – Van Wely, Loek – 0-1 – Ljubojevic, Ljubomir – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 h6
Amber Blindfold 2006 – Round 10 – Grischuk, Alexander – 1-0 – Leko, Peter – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 h6
Amber-blindfold 13th 2004 – Round 4 – Van Wely, Loek – 1/2-1/2 – Anand, Viswanathan – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 h6
Amber-blindfold 13th 2004 – Round 9 – Van Wely, Loek – 1/2-1/2 – Ivanchuk, Vasyl – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 Ba6
Amber-rapid 12th 2003 – Round 1 – Bareev, Evgeny – 1/2-1/2 – Leko, Peter – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 h6
Amber-rapid 14th 2005 – Round 3 – Topalov, Veselin – 1/2-1/2 – Kramnik, Vladimir – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 c5
Amber-rapid 6th 1997 – Round 5 – Ljubojevic, Ljubomir – 1-0 – Karpov, Anatoly – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 c5
Bosna SuperGM 2000 – Round 10 – Sokolov , Ivan – 1/2-1/2 – Gurevich, Mikhail – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 h6
Corus A 2005 – Round 3 – Sokolov , Ivan – 0-1 – Ponomariov, Ruslan – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
FIDE WCh KO 2000 – Round 2.2 – Khalifman, Alexander – 1/2-1/2 – Lutz, Christopher – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 c5
FIDE-Wch k.o. g/25+10 1999 – Round 2.4 – Shipov, Sergei – 1-0 – Stefansson, Hannes – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 c5
GMA 2003 – Round 10 – Bareev, Evgeny – 1/2-1/2 – Karpov, Anatoly – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 h6
Interpolis 1993 – Round 1 – Alterman, Boris – 1-0 – Pliester, Leon – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 h6
It 2003 – Round 10 – Kramnik, Vladimir – 1/2-1/2 – Bologan, Victor – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 c5 10. dxc5 dxc5
Karen Asrian Memorial 2008 – Round 14 – Bu, Xiangzhi – 1/2-1/2 – Akopian, Vladimir – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Rd1 Ne4
La Valetta MLT 1980 – Round 1 – Gheorghiu, Florin – 0-1 – Timman, Jan H – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 c5
Las Palmas 1996 – Round 9 – Kasparov, Garry – 1-0 – Karpov, Anatoly – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 c5
Novi Sad olm 1990 – Round 14 – Petursson, Magnus V. – 1/2-1/2 – Jussupow, Artur – G96 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 c5
Olympiad 2002 – Round 7 – Kakageldyev, Amanmurad – 1-0 – Vescovi, Giovanni – G219 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Nf3 Nbd7 10. Be2 Rc8
PCA Qualifiers 1993 – Round 11 – Agdestein, Simen – 1/2-1/2 – Hjartarson, Johann – G177 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 h6
RUS vs. ROW 2002 – Round 10 – Bareev, Evgeny – 1/2-1/2 – Leko, Peter – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 h6
Siemens Giants 1999 – Round 10 – Kasparov, Garry – 1-0 – Karpov, Anatoly – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 h6 10. Bh4 Nbd7
Sparkassen Gp 2 2002 – Round 2 – Bareev, Evgeny – 1-0 – Leko, Peter – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 h6 10. Bh4 Nbd7
SportAccord Blindfold Men 2012 – Round 2.2 – Mamedyarov, Shakhriyar – 1/2-1/2 – Leko, Peter – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
SportAccord Blitz Men 2012 – Round 12.6 – Mamedyarov, Shakhriyar – 1/2-1/2 – Leko, Peter – G92 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
Supertorneo Las Palm 1996 – Round 9 – Kasparov, Garry – 1-0 – Karpov, Anatoly – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 c5
TCh-RUS 2005 – Round 2 – Najer, Evgeniy – 0-1 – Smirnov, Pavel – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 Ba6
TCh-RUS 2005 – Round 9 – Grischuk, Alexander – 1/2-1/2 – Alekseev, Evgeny – G143 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Nh3 Rc8
TCh-RUS 2008 – Round 5 – Turov, Maxim – 1/2-1/2 – Wang, Hao(ZJWZ) – G128 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qd3 h6
Tilburg 1988 – Round ? – Nikolic, Predrag – 1/2-1/2 – Short, Nigel D – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. f3 Nbd7 10. Bd3 c5
World Blitz 2007 – Round 25 – Karpov, Anatoly – 1-0 – Gelfand, Boris – G239 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
World Blitz 2007 – Round 31 – Karpov, Anatoly – 1/2-1/2 – Leko, Peter – G301 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
World Blitz 2007 – Round 33 – Karpov, Anatoly – 1-0 – Grischuk, Alexander – G322 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
World Blitz 2007 – Round 5 – Kasimdzhanov, Rustam – 1/2-1/2 – Leko, Peter – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
World Blitz 2007 – Round 7 – Kasimdzhanov, Rustam – 0-1 – Grischuk, Alexander – G63 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
World Rapid 2021 – Round 13.30 – Gareyev, Timur – 0-1 – Martirosyan, Haik M. – G761 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Nf3 h6 10. Bh4 g5
XVI Ciudad de Linares 99 1999 – Round 6 – Ivanchuk, Vasyl – 1/2-1/2 – Topalov, Veselin – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5
XXV SuperGM 2008 – Round 4 – Carlsen, Magnus – 1/2-1/2 – Leko, Peter – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. e3 d6 9. Ne2 Nbd7 10. Qc2 c5

E32t — Classical

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7 8.e3 d6

Eval: [-0.01]

Les coups candidats

9.Ne2 — 52.9% (1758 parties)

Ambassadeurs : Kopasov, Evgeny (28x), Salzmann, Stefan (19x), Dreev, Aleksey (19x), LESTER PEMPHERO (16x), Amico, Rosario (14x), Soszynski, Marek J (13x), Dzagnidze, Nana (13x), Beliavsky, Alexander G (12x)

9.f3 — 40.4% (1343 parties)

Ambassadeurs : Sauve, Richard (12x), Hiltunen, Reijo (11x), Forintos, Gyozo V (10x), Vera Gonzalez-Quevedo, Reynaldo (10x), Sokolov, Ivan (9x), Likavsky, Tomas (9x), Karpov, Anatoly (8x), Drasko, Milan (7x)

9.Nf3 — 5.1% (170 parties)

Ambassadeurs : Dreev, Aleksey (7x), Lazarev, Vladimir (5x), Kakageldyev, Amanmurad (4x), Korneva, Marina (4x), Nechaeva, Marina (4x), Ippolito, Dean (3x), Gerber, Richard (2x), Ekstroem, Roland (2x)

9.Qc2 — 0.8% (26 parties)

Ambassadeurs : Manso Gil, Ángel-Jerónimo (2x), Drozdovskij, Yuri (2x), Dreev, Aleksey (2x), Vaidya, C.N. (2x), Atalik, Ekaterina (2x), Hogar, Raif (2x), Illescas Cordoba, Miguel (1x), Granda Zuniga, Julio E (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.Ne2	9.f3	9.Nf3	9.Qc2
<1800	45	44%	40%	9%	—
1800-2200	836	57%	37%	4%	1%
2200-2600	1883	55%	39%	5%	1%
2600+	180	64%	29%	5%	1%

Évolution par décennie (% des parties)

Décennie	N parties	9.Ne2	9.f3	9.Nf3	9.Qc2
1950s	1	—	100%	—	—
1960s	5	—	100%	—	—
1970s	14	—	100%	—	—
1980s	40	—	98%	2%	—
1990s	345	1%	90%	7%	—
2000s	1398	49%	44%	6%	1%
2010s	1331	72%	22%	5%	1%
2020s	188	61%	36%	2%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.Ne2	72%	61%	▼ -10.4%
9.f3	22%	36%	▲ +14.2%
9.Nf3	5%	2%	▼ -2.6%
9.Qc2	1%	1%	▼ -0.6%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 6 parties
Kasparov, Garry — 5 parties
Kramnik, Vladimir — 4 parties
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

9.Ne2 — 52.9% (1758 parties)

1996 — Sokolov, Ivan vs Timman, Jan H — 1/2-1/2 — Amsterdam NED
1999 — Kacheishvili, Giorgi vs Polgar, Judit — 0-1 — Batumi GEO
1999 — Ivanchuk, Vasyl vs Topalov, Veselin — 1/2-1/2 — Linares ESP
2002 — Bareev, Evgeny vs Karpov, Anatoly — 1/2-1/2 — Cap d'Agde FRA
2003 — Jobava, Baadur vs Kulaots, Kaido — 1/2-1/2 — Plovdiv BUL

9.f3 — 40.4% (1343 parties)

1955 — Schindler, Laurin vs Schlaugat, Michael — 1/2-1/2 — cr.
1963 — Forintos, Gyozo V vs Filip, Miroslav — 1-0 — Reggio Emilia ITA
1966 — Forintos, Gyozo V vs Pachman, Ludek — 1/2-1/2 — Titovo Uzice
1967 — Forintos, Gyozo V vs Brostrom, Goran — 1-0 — Veseli nad Moravou
1968 — Whiteley, Andrew Jonathan vs Pritchett, Craig W — 1-0 — Bristol ch-BCF

9.Nf3 — 5.1% (170 parties)

1988 — Conquest, Stuart C vs Horvath, Csaba — 1/2-1/2 — Oakham ENG
1990 — Beim, Valeri vs Vyzmanavin, Alexey — 1/2-1/2 — Biel op Biel SUI
1991 — Sandic, Vladeta vs Subasic, Ilijas — 1-0 — Kladovo
1992 — Tuszynski J vs Dybal, Roman — 1/2-1/2 — corr ch34-Poland
1994 — Dive, Russell John vs Fries-Nielsen, Jens Ove — 1/2-1/2 — Groningen open

9.Qc2 — 0.8% (26 parties)

2007 — Dreev, Aleksey vs Jakovenko, Dmitry — 1-0 — Moscow RUS
2007 — Bareev, Evgeny vs Grischuk, Alexander — 1/2-1/2 — Khanty-Mansiysk RUS
2008 — Illescas Cordoba, Miguel vs Granda Zuniga, Julio E — 0-1 — Morelia MEX
2008 — Manso Gil, Ángel-Jerónimo vs Gyger, Thomas — 1-0 — ICCF
2008 — Drozdovskij, Yuri vs Paragua, Mark — 1/2-1/2 — Beijing CHN

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