E18s — Queen’s Indian: 7.Nc3 Ne4 8.Nxe4

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Nxe4 * ● 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 les cases fortes f4, e5 et g5 et la paire de fous.

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

Plans. Be3 (Développer Bc1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Jeu au centre (rupture c7-c6).

Atouts. Les Noirs s'appuient sur des fous actifs en b7 et e7 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2 et une pièce en prise (le cavalier en e4).

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

Plans. ...Nc6 (Développer Nb8) ; ...c5 (Rupture) ; ...d6 (Rupture) ; ...d5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● a7→b6, c7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (3v1)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Actif (mob. 5)
Be7		● Be7 Actif (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	2 (● b8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1925 Debrecen – Round 1 – Kmoch, Hans – 1/2-1/2 – Tartakower, Savielly – G42 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1925 Marienbad – Round 2 – Rubinstein, Akiba – 1-0 – Saemisch, Friedrich – G8 1. c4 e6 2. d4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Nxe4 Bxe4 8. O-O O-O 9. Bf4 d6 10. Qd2 Nd7
1931 DSB-27.Kongress – Round ? – Moritz, Bruno – 0-1 – Ahues, Carl – G35 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Nd2 Bxg2 10. Kxg2 d5
1940 Bad Elster – Round 1 – Mueller von Blumencron, Heiko – 1/2-1/2 – Saemisch, Friedrich – G6 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Ne1 Bxg2
1943 Madrid – Round 9 – Saemisch, Friedrich – 0-1 – Fuentes Garcia, Juan Manuel – G32 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 a5
1944 Mar del Plata – Round 1 – Flores Alvarez, Rodrigo – 0-1 – Stahlberg, Gideon – G12 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. c4 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Ne1 Bxg2
1947 HUN-AUT tt – Round 1 – Fuster, Geza – 1/2-1/2 – Auer, Franz – G2 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1947 Hungary – Round 1 – Füster, Géza – 1-0 – Sebestyen, Balazs – G17 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1949 Baarn – Round 7 – Visser, Jan – 0-1 – Kramer, Haije – 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. Nxe4 Bxe4 9. Bd2 f5 10. Qc1 Nc6
1949 BRA Ch – Round ? – Gentil Junior, Luiz – 0-1 – Cruz, Walter – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1949 Budapest-Moscow – Round 13 – Füster, Géza – 1/2-1/2 – Lilienthal, Andor – G99 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1949 Budapest-Moscow – Round 9 – Füster, Géza – 1/2-1/2 – Flohr, Salo – G69 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1949 Oldenburg – Round 16 – Kuppe, Wilhelm – 1-0 – Saemisch, Friedrich – G62 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Nxe4 Bxe4 8. O-O O-O 9. d5 Bf6 10. Ne1 Bxg2
1949 Oldenburg – Round 4 – Saemisch, Friedrich – 1/2-1/2 – Rossolimo, Nicolas – G10 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1950 Hungary – Round 1 – Molnar, Istvan – 1-0 – Pogats, Jozsef Jr. – G32 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1951 YUG Ch 7th – Round 15 – Bertok, Mario Jr. – 1-0 – Kindij Igor – G126 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 Bf6 10. Ne1 Bxg2
1952 Helsinki olm – Round 1 – Florian, Tibor – 1/2-1/2 – Pirc, Vasja – G87 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1952 Hoogovens – Round 2 – Bouwmeester, Hans – 1/2-1/2 – O'Kelly, Albéric de Galway – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1952 ITA-ch15 – Round 8 – Ferrantes, Giovanni – 1-0 – Magrin, Antonio – G42 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. c4 O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bd2 c5 10. e3 Qc8
1954 Kiev ch-URS – Round 1 – Lilienthal, Andor – 1/2-1/2 – Taimanov, Mark E – G60 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 Bf6 10. Ne1 Bxg2
1955 Gothenburg Interzonal – Round 1 – Pachman, Ludek – 1/2-1/2 – Filip, Marius Liviu – G5 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1958 HUN Ch 13th – Round 12 – Varnusz, Egon – 0-1 – Laszlo, Deli – G100 1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. d4 Ne4 8. Nxe4 Bxe4 9. d5 Qc8 10. Nd4 Bxg2
1958 Munich olm prel – Round 1 – Füster, Géza – 1/2-1/2 – Sterner, Olof – G1 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1960 Ljubljana – Round 2 – Bertok, Mario Jr. – 1-0 – Vukovic, Maksimilijan – G25 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 d6 10. dxe6 fxe6
1961 Oberhausen etc – Round 8 – Filip, Miroslav – 1/2-1/2 – Keres, Paul Petrovich – G200 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1962 CSR Ch – Round 2 – Opocensky, Karel – 0-1 – Blatny, Frantisek – G11 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Ne5 Bxg2 10. Kxg2 d6
1963 Amsterdam – Round 3 – Bertok, Mario Jr. – 1/2-1/2 – Rellstab, Ludwig – G15 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 exd5 10. cxd5 c5
1963 World Championship 25th – Round 13 – Petrosian, Tigran V – 1/2-1/2 – Botvinnik, Mikhail – G13 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 Bf6 10. Ne1 Bxg2
1965 It (Men) Budapest HUN – Round 12 – Bilek, Istvan – 1/2-1/2 – Szabo, Laszlo – G18 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Qa4 f5 10. Rd1 Bc6
1965 Tbilisi – Round 1 – Kolarov, Atanas S. – 1/2-1/2 – Kholmov, Ratmir D – G29 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qd2 Nd7
1965 Zagreb – Round 4 – Bertok, Mario Jr. – 1/2-1/2 – Matanovic, Aleksandar – G45 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 c5 10. dxc6 dxc6
1966 Reykjavik – Round 2 – Wade, Robert G – 1/2-1/2 – Thorsteinsson, Bjorn – G10 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Qa4 f5 10. Ne1 Bxg2
1967 IBM-B – Round 1 – Gereben, Erno – 1/2-1/2 – Acuna Medina, Angel G. – G4 1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 d6 10. Qc1 Nd7
1967 YUG Ch 22th – Round 11 – Bertok, Mario Jr. – 1/2-1/2 – Ivkov, Borislav – G55 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 Bf6 10. Ne1 Bxg2
1968 HUN-JUG – Round ? – Bertok, Mario Jr. – 1/2-1/2 – Dely, Peter – G10 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. d5 Bf6 10. Nd4 Bxg2
Biel Interzonal 1976 – Round 4 – Smyslov, Vassily – 1/2-1/2 – Portisch, Lajos – G17 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Qa4 c5 10. Rd1 Bf6
Interpolis 1983 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Sosonko, Gennadi – G40 1. Nf3 Nf6 2. c4 b6 3. d4 e6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. b3 d5 10. cxd5 Qxd5
Roquebrune rapid 1992 – Round 5 – Piket, Jeroen – 1/2-1/2 – Anand, Viswanathan – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bf4 c6 10. Rc1 d5
World Blitz 2016 – Round 18.39 – Agdestein, Simen – 1/2-1/2 – Anton Guijarro, David – G726 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Qa4 d6 10. Rd1 Qd7

E18s —

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Nxe4

Eval: [+0.06]

Les coups candidats

8…Bxe4 — 100.0% (2348 parties)

Ambassadeurs : Ribli, Zoltan (43x), Andersson, Ulf (29x), Farago, Ivan (27x), Naumkin, Igor (26x), Portisch, Lajos (21x), Lengyel, Levente (18x), Ivkov, Borislav (15x), Polugaevsky, Lev (14x)

8…c5 — 0.0% (1 parties)

Ambassadeurs : Romano, Jacopo (1x), Sorcinelli, Andrea (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8…Bxe4	8…c5
<1800	28	100%	—
1800-2200	460	100%	0%
2200-2600	1317	100%	—
2600+	116	100%	—

Évolution par décennie (% des parties)

Décennie	N parties	8…Bxe4	8…c5
1920s	6	100%	—
1930s	9	100%	—
1940s	29	100%	—
1950s	28	100%	—
1960s	102	100%	—
1970s	227	100%	—
1980s	289	100%	—
1990s	412	100%	—
2000s	494	100%	—
2010s	640	100%	0%
2020s	113	100%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8…Bxe4	100%	100%	+0.2%
8…c5	0%	0%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Tal, Mikhail — 7 parties
Karpov, Aleksandr — 7 parties
Botvinnik, Mikhail — 5 parties
Anand, Viswanathan — 3 parties
Kasparov, Garry — 3 parties
Carlsen, Magnus — 2 parties
Euwe, Max — 1 partie
Ding, Liren — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

8…Bxe4 — 100.0% (2348 parties)

1925 — Zubarev, Nikolay vs De La Torre Huertas, Carlos — 0-1 — Moscow International Tournament, Moscow
1925 — Kmoch, Hans vs Tartakower, Savielly — 1/2-1/2 — Debrecen HUN
1926 — Tartakower, Savielly vs Kmoch, Hans — 1-0 — Semmering AUT
1927 — Hromadka, Karel vs Rejfir, Josef — 1-0 — CSR-ch Ceske Budejovice CZE
1928 — Hoenlinger, Baldur vs Gruenfeld, Ernst — 1/2-1/2 — Trencianske Teplice SVK

8…c5 — 0.0% (1 parties)

2016 — Romano, Jacopo vs Sorcinelli, Andrea — 1-0 — FICGS

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