E18n — Queen’s Indian: 7.Nc3 Ne4 8.Bd2 d5 9.cxd5 exd5

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Bd2 d5 9.cxd5 exd5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (2v1), case forte f4, case forte e5, Bd2 actif, paire de fous, colonne c.
Faiblesses adverses : arriéré c7.
Problèmes : Bg2 enfermé.
Plans :
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte d5, Be7 actif, paire de fous, colonne e.
Faiblesses adverses : Bg2 enfermé.
Problèmes : arriéré c7.
Plans :
● ...Nbd7 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...f6 — Rupture
● ...f5 — Rupture
● ...Re — Tour sur colonne e

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E18n —

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Bd2 d5 9.cxd5 exd5

Eval: [+0.25]

Les coups candidats

10.Rc1 — 65.4% (332 parties)

Ambassadeurs : Kaupert, Vanildo João (6x), Alekseev, Evgeny (5x), Farago, Ivan (5x), Tomashevsky, Evgeny (5x), Korobov, Anton (5x), Ilyasov, Anatoly Fedorovich (5x), Janisch, Manfred (4x), Ludevid i Massana, Joan (4x)

10.Qc2 — 9.4% (48 parties)

Ambassadeurs : Morcin, Tom (2x), Mashchenko, Vladimir (2x), Vertíz Gutiérrez, Pedro (2x), Willmann, Bernd (2x), Muhl, Patrick (2x), Dervishi, Erald (2x), Lindegaard, Peter (2x), Szabados, Eugenio (1x)

10.Bf4 — 8.7% (44 parties)

Ambassadeurs : Tomashevsky, Evgeny (3x), Dzindzichashvili, Roman (2x), Potkin, Vladimir (2x), Korobov, Anton (2x), Balta, Mihai Victor (2x), Goryachkina, Aleksandra (2x), Karpov, Anatoly (1x), Furman, Slavomir (1x)

10.Qb3 — 8.5% (43 parties)

Ambassadeurs : Ilyasov, Anatoly Fedorovich (5x), Kevický, Martin (3x), Korobov, Anton (2x), Sahovic, Dragutin (1x), Janosevic, Dragoljub (1x), Rukavina, Josip (1x), Tseshkovsky, Vitaly (1x), Erdelyi, Tamas Dr (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.Rc1	10.Qc2	10.Bf4	10.Qb3
<1800	3	67%	—	—	33%
1800-2200	115	66%	5%	9%	14%
2200-2600	318	64%	12%	8%	7%
2600+	35	66%	3%	17%	6%

Évolution par décennie (% des parties)

Décennie	N parties	10.Rc1	10.Qc2	10.Bf4	10.Qb3
1950s	1	—	100%	—	—
1960s	3	33%	—	—	—
1970s	35	57%	3%	6%	6%
1980s	35	80%	9%	3%	—
1990s	32	78%	12%	9%	—
2000s	51	80%	4%	8%	2%
2010s	257	65%	12%	9%	7%
2020s	94	52%	7%	12%	24%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.Rc1	65%	52%	▼ -13.2%
10.Qc2	12%	7%	▼ -4.2%
10.Bf4	9%	12%	▲ +2.8%
10.Qb3	7%	24%	▲ +17.9%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Karpov, Anatoly — 4 parties
Smyslov, Vladimir — 2 parties
Euwe, Max — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

10.Rc1 — 65.4% (332 parties)

1963 — Stahlberg, Gideon vs Armoon Tan, Hooman — 1-0 — Beverwijk NED
1971 — Uhlmann, Wolfgang vs Smyslov, Vladimir — 0-1 — Moscow RUS
1971 — Petrosian, Tigran V. vs Karpov, Anatoly — 1/2-1/2 — Moscow RUS
1971 — Hort, Vlastimil vs Fernandez Bravo, Ciro Angel — 1-0 — Havana CUB
1972 — Stein, Leonid vs Polugaevsky, Lev — 1/2-1/2 — Kislovodsk

10.Qc2 — 9.4% (48 parties)

1950 — Szabados, Eugenio vs Euwe, Max — 0-1 — Amsterdam NED
1972 — Garcia Martinez, Silvino vs Lehmann, Heinz — 1/2-1/2 — Wijk aan Zee NED
1980 — Gavrikov, Viktor vs Yurtaev, Leonid — 1-0 — Riga ch-SU jr
1989 — Yunonin, Sergey Ragnarovich vs Wicklund-Hansen, Gunnar — 1-0 — ICCF
1989 — Ruban, Vadim vs Oll, Lembit — 1-0 — Budapest open

10.Bf4 — 8.7% (44 parties)

1971 — Dzindzichashvili, Roman vs Furman, Slavomir — 1-0 — Gori
1972 — Dzindzichashvili, Roman vs Karpov, Anatoly — 1/2-1/2 — Moscow RUS
1983 — Kristiansen, Jens vs Petersen, Peter Birk — 0-1 — ?
1990 — Karkuth, Siegfried vs Griessbach Lothar — 1/2-1/2 — ?
1997 — Gronn, Atle vs Ogaard, Leif — 1/2-1/2 — Stavanger ch NOR

10.Qb3 — 8.5% (43 parties)

1972 — Rukavina, Josip vs Tseshkovsky, Vitaly — 1/2-1/2 — USSR-YUG
1979 — Sahovic, Dragutin vs Janosevic, Dragoljub — 1-0 — Biel SUI
2005 — Erdelyi, Tamas Dr vs Vasvari, Tamas — 1-0 — Kecskemet HUN
2015 — Egorov, Vladimir vs Jarabinsky, Martin — 1/2-1/2 — LSS
2015 — Ivanchuk, Vasyl vs Korobov, Anton — 0-1 — Berlin GER

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● c7
Chaînes	● f2→g3, h2→g3	● a7→b6, c7→b6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0)	● d5 (2v1)
Cases faibles	—	● g5
Centre	● d4 (1v0), ● e5 (2v0)	● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● e

Pièces

	♔ Blancs	♚ Noirs
Bd2	● Bd2 Actif (mob. 6)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Ok (mob. 3)
Be7		● Be7 Actif (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	2 (b8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	—	● …f7-f6, ● …f7-f5

Partie
1950 Amsterdam – Round 1 – Szabados, Eugenio – 0-1 – Euwe, Max – G22 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Qc2 Nxd2
1963 Hoogovens – Round 15 – Stahlberg, Gideon – 1-0 – Armoon Tan, Hooman – G123 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O O-O 10. Rc1 Nd7
1966 Palma de Mallorca – Round 5 – Tal, Mikhail – 1-0 – Trifunovic, Petar – G28 1. c4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. d4 O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Ne5 Nxc3
1971 Moscow – Round 1 – Petrosian, Tigran V. – 1/2-1/2 – Karpov, Anatoly – G110 1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. c4 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O O-O 10. Rc1 Nd7
1971 Moscow – Round 13 – Uhlmann, Wolfgang – 0-1 – Smyslov, Vassily – G36 1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. d4 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7
1971 Moscow – Round 9 – Tal, Mihail – 1/2-1/2 – Karpov, Anatoly – G113 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Be7 5. Bg2 Bb7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Ne5 Nd7
1972 Skopje ol (Men) fin-A – Round 9 – Pytel, Krzysztof – 1/2-1/2 – Timman, Jan H – G416 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. Nc3 O-O 7. d4 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Ne5 Nd7
43. Olympiad 2018 – Round 4.22 – Adly, Ahmed – 1-0 – Neiksans, Arturs – G255 1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7
Biel Interzonal 1976 – Round 7 – Andersson, Ulf 1949 – 1/2-1/2 – Petrosian, Tigran V – G34 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. d4 O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7
FIDE GP Paris 2013 – Round 7.4 – Giri, Anish – 1/2-1/2 – Fressinet, Laurent – G40 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O O-O 10. Rc1 Nd7
Tal Memorial Blitz 2008 – Round 15 – Grischuk, Alexander – 1-0 – Alekseev, Evgeny – G120 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O O-O 10. Rc1 Nd7
Tal Memorial Blitz 2008 – Round 25 – Karjakin, Sergey – 1-0 – Alekseev, Evgeny – G205 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O O-O 10. Rc1 Nd7
URS Team Ch Moscow 1972 – Round ? – Dzindzichashvili, Roman – 1/2-1/2 – Karpov, Anatoly – G27 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O O-O 10. Bf4 Nd7
World Blitz 2016 – Round 15.7 – Wojtaszek, Radoslaw – 1/2-1/2 – Korobov, Anton – G620 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7
World Blitz 2017 – Round 18.4 – Aronian, Levon – 1/2-1/2 – Korobov, Anton – G948 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7
World Blitz 2018 – Round 17.30 – Sarana, Alexey – 0-1 – Korobov, Anton – G1006 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7
World Rapid 2016 – Round 4.3 – Grischuk, Alexander – 0-1 – Korobov, Anton – G147 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O Ne4 8. Bd2 d5 9. cxd5 exd5 10. Rc1 Nd7

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