E18l — Queen’s Indian: 7.Nc3 Ne4

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

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte f4, case forte b5, case forte e5, paire de fous.
Problèmes : Bc1 enfermé, Bg2 enfermé.
Plans :
● Be3 — Développer Bc1
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : Bb7 actif, Be7 actif, paire de fous.
Faiblesses adverses : Bc1 enfermé, Bg2 enfermé.
Plans :
● ...Nc6 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...c5 — Rupture
● ...d6 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E18l —

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

Eval: [+0.20]

Les coups candidats

8.Qc2 — 50.2% (6990 parties) →

Ambassadeurs : Ivkov, Borislav (41x), Andersson, Ulf (36x), Najdorf, Miguel (28x), Karpov, Anatoly (23x), Kholmov, Ratmir D (21x), Timman, Jan H (20x), Matanovic, Aleksandar (19x), Hort, Vlastimil (18x)

8.Bd2 — 27.5% (3827 parties) →

Ambassadeurs : Ilyasov, Anatoly Fedorovich (23x), Inkiov, Ventzislav (14x), Pribyl, Josef (14x), Tomashevsky, Evgeny (13x), Skembris, Spyridon (12x), Adamski, Jan (12x), Girya, Olga (12x), Gromotka, Harry (12x)

8.Nxe4 — 16.9% (2354 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.Qd3 — 3.1% (437 parties)

Ambassadeurs : Galanov, Sergey Igorevich (6x), Belunek, Vladimir (4x), Goncharov, Igor Vladimirovich (4x), Abdulmanov, Eduard Nafikhovich (4x), Rakic, Teodora (3x), Babychuk, Vladimir (3x), Baciak, Miloslav (3x), Rynkevich, Sergey Anatolievich (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Qc2	8.Bd2	8.Nxe4	8.Qd3
<1800	194	61%	13%	14%	6%
1800-2200	3823	61%	18%	12%	5%
2200-2600	6802	40%	37%	19%	2%
2600+	485	30%	46%	24%	0%

Évolution par décennie (% des parties)

Décennie	N parties	8.Qc2	8.Bd2	8.Nxe4	8.Qd3
1920s	25	72%	—	24%	4%
1930s	69	84%	—	13%	3%
1940s	194	77%	6%	15%	1%
1950s	288	84%	3%	10%	1%
1960s	370	62%	8%	28%	2%
1970s	791	54%	16%	29%	1%
1980s	1072	45%	25%	27%	0%
1990s	2008	47%	28%	21%	1%
2000s	3032	53%	25%	16%	3%
2010s	4943	49%	31%	13%	5%
2020s	1131	37%	47%	10%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Qc2	49%	37%	▼ -11.7%
8.Bd2	31%	47%	▲ +17.0%
8.Nxe4	13%	10%	▼ -3.0%
8.Qd3	5%	3%	▼ -2.6%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 10 parties
Botvinnik, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Alekhine, Alexander — 8 parties
Anand, Viswanathan — 8 parties
Carlsen, Magnus — 6 parties
Kasparov, Garry — 5 parties
Ju, Wenjun — 4 parties
Ding, Liren — 4 parties
Kramnik, Vladimir — 3 parties
Hou, Yifan — 3 parties

Parties historiques

8.Qc2 — 50.2% (6990 parties)

1925 — Tartakower, Savielly vs Alekhine, Alexander — 1/2-1/2 — Baden-Baden GER
1925 — Asztalos, Lajos vs Tartakower, Savielly — 1/2-1/2 — Debrecen HUN
1925 — Reti, Richard vs Saemisch, Friedrich — 0-1 — Breslau GER
1926 — Gilg, Karl vs Bluemich, Max — 1-0 — Vienna AUT
1926 — Weenink, Henri vs Kersing, W. — 1/2-1/2 — NED

8.Bd2 — 27.5% (3827 parties)

1941 — Opocensky, Karel vs Saemisch, Friedrich — 0-1 — Trencianske Teplice SVK
1941 — Füster, Géza vs Potucek, Ludovit — 0-1 — Trencianske Teplice SVK
1944 — Pelikan, Jan vs Stahlberg, Gideon — 1-0 — Mar del Plata ARG
1944 — Pelikan, Jorge vs Stahlberg, Gideon — 1/2-1/2 — La Plata
1945 — Ader Hausman, Walter vs Maccioni, Alejandro — 1/2-1/2 — Vina del Mar CHI

8.Nxe4 — 16.9% (2354 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.Qd3 — 3.1% (437 parties)

1926 — Gilg, Karl vs Acebey Michel, Veroska — 1/2-1/2 — Semmering AUT
1933 — Kolnhofer, Josef vs Fuss, Immo — 1/2-1/2 — Vienna AUT
1936 — Simonson, Albert vs Denker, Arnold S — 1-0 — New York, NY USA
1940 — Green, Matthew R vs Shainswit, George — 1/2-1/2 — New York, NY USA
1946 — Lemaire, Robert vs Devos, Paul — 1-0 — Antwerp BEL

	♔ 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	● d4 (2v0), ● f4 (2v0), ● b5 (2v0), ● e5 (2v0)	—
Cases faibles	—	● g5
Centre	● d4 (2v0), ● e5 (2v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Actif (mob. 4)
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
1943 Madrid – Round 15 – Abad Nicolas, Nestor – 0-1 – Abalde Perez, Fernando Jose – G54 1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. c4 O-O 7. Nc3 Ne4 8. d5 Nxc3 9. bxc3 d6 10. e4 Nd7
1955 Zagreb – Round 8 – Fuderer, Andrija – 1/2-1/2 – Rabar, Braslav – G91 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. d5 Nxc3 9. bxc3 d6 10. Nd4 e5
1957 Sofia zt Sofia BUL – Round 1 – Basjuni, Sad Zaglul – 1/2-1/2 – Pfeiffer, Gerhard – G59 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. h4 Nxc3 9. bxc3 Be4 10. Nd2 Bxg2
1964 Moscow RUS – Round ? – Zaitsev, Igor A – 0-1 – Bakulin, Nikolac I – G45 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. d5 Nxc3 9. bxc3 Bf6 10. e4 Bxc3
1965 FRG Ch – Round 1 – Schroeder, Hannes – 0-1 – Rellstab, Ludwig – G4 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. Nc3 O-O 7. d4 Ne4 8. Qd3 Nxc3 9. bxc3 f5 10. Ne1 Bxg2

1943 Madrid – Round 15 – Abad Nicolas, Nestor – 0-1 – Abalde Perez, Fernando Jose – G54

1955 Zagreb – Round 8 – Fuderer, Andrija – 1/2-1/2 – Rabar, Braslav – G91

1957 Sofia zt Sofia BUL – Round 1 – Basjuni, Sad Zaglul – 1/2-1/2 – Pfeiffer, Gerhard – G59

1964 Moscow RUS – Round ? – Zaitsev, Igor A – 0-1 – Bakulin, Nikolac I – G45

1965 FRG Ch – Round 1 – Schroeder, Hannes – 0-1 – Rellstab, Ludwig – G4