E18h — Queen’s Indian: 7.Nc3 d5 8.Ne5 c6

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 d5 8.Ne5 c6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ 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 la case forte f4, un fou actif en g2 et la paire de fous.

Côté adverse. Le fou enfermé en b7.

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

Plans. Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Jeu au centre (rupture c6-c5).

Atouts. Les Noirs s'appuient sur un fou actif en e7 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

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

Plans. ...Nbd7 (Développer Nb8) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● c6→d5, e6→d5, a7→b6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	—
Cases faibles	● e4	—
Centre	● d4 (1v0), ● e5 (1v0)	● d5 (4v3)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Actif (mob. 5)
Bb7		● Bb7 Enfermé (mob. 2)
Be7		● Be7 Actif (mob. 4)
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	fermé
Ruptures	● c4-c5	● …c6-c5

Partie
1923 Copenhagen – Round 1 – Saemisch, Friedrich – 0-1 – Nimzowitsch, Aron – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O d5 8. Ne5 c6 9. cxd5 cxd5 10. Bf4 a6
1925 Marienbad – Round 8 – Saemisch, Friedrich – 1-0 – Haida, August Konrad – G49 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. cxd5 cxd5 10. Bf4 Nbd7
1927 Kecskemet II – Round 6 – Vajda, Arpad – 1/2-1/2 – Gruenfeld, Ernst – G17 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O d5 8. Ne5 c6 9. b3 Nbd7 10. Bb2 Rc8
1927 Prague Evony – Round 11 – Prokes, Ladislav – 1-0 – Thelen, Bedrich – G11 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. cxd5 cxd5 10. e3 Nc6
1928 Brno Brno CZE – Round 6 – Teller, Alfred – 0-1 – Kmoch, Hans – G6 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O d5 8. Ne5 c6 9. cxd5 cxd5 10. Qa4 a6
1934 Leningrad – Round 1 – Kmoch, Hans – 0-1 – Romanovsky, Pjotr – G46 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. e4 dxc4 10. Nxc4 Ba6
1935 Buenos Aires – Round 10 – Palau, Luis – 1-0 – Cristia, Jose Maria – G75 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. c4 Be7 6. Nc3 d5 7. Ne5 c6 8. O-O O-O 9. e4 Qc8 10. cxd5 cxd5
1937 Bad Elster – Round 6 – Bluemich, Max – 1-0 – Ullrich, Heinz – G7 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. Nc3 d5 7. Ne5 O-O 8. d4 c6 9. e4 dxc4 10. Nxc4 Ba6
1938 Trade Unions – Round 7 – Mazel, Isaak Y – 1/2-1/2 – Lisitsin, Georgy – G59 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. e4 dxc4 10. a4 Ba6
1939 American Continental – Round ? – Luckis, Marcos – 1-0 – Frydman, Paulino – G15 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O d5 8. Ne5 c6 9. b3 Nbd7 10. Bb2 Rc8
1939 Buenos Aires Circulo – Round 1 – Luckis, Marcos – 1-0 – Frydman, Paulino – G23 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O d5 8. Ne5 c6 9. b3 Nbd7 10. Bb2 Rc8
1939 Buenos Aires Circulo – Round 1 – Stahlberg, Gideon – 1-0 – Frydman, Paulino – G44 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. Bf4 Nfd7 10. cxd5 cxd5
1944 Mar del Plata – Round 11 – Flores Alvarez, Rodrigo – 1/2-1/2 – Garcia Vera, Romeo – G86 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. Ne5 Bb7 8. Nc3 c6 9. Qa4 Nfd7 10. cxd5 Nxe5
1946 Staunton Memorial – Round 16 – Smyslov, Vladimir – 1/2-1/2 – Guimard, Carlos E – G26 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 dxc4 10. Nxc4 Ba6
1947 URS Ch, semi final – Round 14 – Bronstein, David I – 1-0 – Kuzminykh, Evgeny – G84 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 O-O 5. O-O d5 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 dxc4 10. Nxc4 b5
1948 Karlovy Vary – Round 7 – Opocensky, Karel – 1-0 – Golombek, Harry – G75 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. Qa4 Nfd7 10. Nd3 Qc8
1950 Mar del Plata – Round 10 – De Freitas, Manuela Schmitz – 1/2-1/2 – Sanguinetti, Ricardo – G82 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O b6 7. Nc3 c6 8. Ne5 Bb7 9. Re1 Nbd7 10. e4 dxe4
1950 Mar del Plata – Round 16 – Alvarez Martin, Pedro – 1-0 – Sanguinetti, Ricardo – G135 1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 O-O 5. Nf3 d5 6. O-O b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 h6 10. Be3 Bb4
1951 Mar del Plata zt – Round 19 – Bolbochan, J. – 1/2-1/2 – Guimard, Carlos E – G193 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. d4 O-O 7. Nc3 d5 8. Ne5 c6 9. Bf4 Nfd7 10. Nxd7 Nxd7
1952 Saltsjobaden Interzonal – Round 8 – Vaitonis, Povilas – 0-1 – Stoltz, Gabriel – G69 1. c4 e6 2. d4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. cxd5 cxd5 10. Bg5 Nbd7
1953 Bucharest – Round 4 – Troianescu, Octav – 1/2-1/2 – Golombek, Harry – G39 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. Bg5 Nbd7 10. cxd5 cxd5
1953 Hoogovens – Round 3 – Füster, Géza – 0-1 – O'Kelly, Albéric de Galway – G22 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. b3 Nbd7 10. Nxd7 Qxd7
1954 Mar del Plata – Round 2 – Najdorf, Miguel – 1-0 – Maderna, Carlos – G20 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 dxc4 10. Nxc4 Ba6
1957 URS Ch, semi final – Round 3 – Petrosian, Tigran V – 1-0 – Khasin, Abram – G31 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nc3 b6 8. Ne5 Bb7 9. e4 dxc4 10. Nxc4 Ba6
1959 AUS Ch – Round 10.2 – Campomanes, Florencio – 0-1 – Steiner, Lajos – G40 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. c4 e6 5. O-O Be7 6. Nc3 d5 7. d4 O-O 8. Ne5 c6 9. e4 dxc4 10. Nxc4 b5
1960 Madrid zt – Round 5 – Pomar Salamanca, Arturo – 1-0 – Reilly, Brian – G36 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. f4 c5 10. Be3 Nc6
1961 Zevenaar – Round 1 – Rellstab, Ludwig – 0-1 – Guimard, Carlos E – G2 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 O-O 7. O-O d5 8. Ne5 c6 9. e4 dxc4 10. a4 b5
1961 Zevenaar – Round 14 – Rellstab, Ludwig – 0-1 – O'Kelly de Galway, Alberic – G17 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. c4 O-O 7. Nc3 d5 8. Ne5 c6 9. e4 dxc4 10. Nxc4 Ba6
1964 Kiev ch-URS – Round 1 – Peterson, Andreas – 1/2-1/2 – Goldenov, Boris P – G8 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. Qa4 Nfd7 10. Nxd7 Nxd7
1965 Kiev – Round 1 – Peterson, Andrejs – 1/2-1/2 – Goldenov, Boris P – G1 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. Qa4 Nfd7 10. Nxd7 Nxd7
1965 Novi Sad – Round 1 – Bertok, Mario Jr. – 1/2-1/2 – Puc, Stojan – G4 1. c4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. Nc3 O-O 7. d4 d5 8. Ne5 c6 9. Bf4 Nbd7 10. Rc1 Rc8
1966 La Habana olm prel – Round 2 – O'Kelly de Galway, Alberic – 1/2-1/2 – Bouwmeester, Hans – G28 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. e4 Nbd7 10. Nxd7 Qxd7
1966 WchTJ U26 fin-A – Round 5 – Sirkia, Mauri O. – 1/2-1/2 – Novak, Ervin – G28 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. Ne5 c6 9. Qa4 a6 10. Rd1 b5
1972 Skopje ol (Men) fin-A – Round 12 – Schmidt, Waldemar – 1/2-1/2 – Hort, Vlastimil – G391 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 dxc4 10. Nxc4 b5
EU Team Ch 1980 – Round 6 – Polugaevsky, Lev – 1-0 – Bleiman, Yaacov – G14 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. d4 Be7 5. Nf3 O-O 6. O-O b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 dxc4 10. Nxc4 Ba6
Rotterdam tt 1988 – Round 1 – Korchnoi, Viktor – 1-0 – Jussupow, Artur – G3 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nc3 c6 7. O-O b6 8. Ne5 Bb7 9. e4 Na6 10. Bf4 dxc4
Skopje ol (Men) fin-A 1972 – Round 12 – Schmidt, Waldemar – 1/2-1/2 – Hort, Vlastimil – G40 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 b6 7. Nc3 Bb7 8. Ne5 c6 9. e4 dxc4 10. Nxc4 b5

E18h —

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 d5 8.Ne5 c6

Eval: [+0.60]

Les coups candidats

9.e4 — 56.1% (599 parties)

Ambassadeurs : Guimard, Carlos E (4x), Smejkal, Jan (3x), Parma, Bruno (3x), Ferrara, Alexis (3x), Glavina, Pablo (3x), Kourkoulos-Arditis, Stamatis (3x), Bluemich, Max (2x), O'Kelly de Galway, Alberic (2x)

9.cxd5 — 11.1% (119 parties)

Ambassadeurs : Saemisch, Friedrich (2x), Nimzowitsch, Aron (2x), Haida, August Konrad (1x), Teller, Alfred (1x), Kmoch, Hans (1x), Smisch, F (1x), Szentkiralyi Toth, Vince (1x), Florian, Tibor (1x)

9.Qa4 — 8.6% (92 parties)

Ambassadeurs : Goldenov, Boris P (2x), Flores Alvarez, Rodrigo (1x), Garcia Vera, Romeo (1x), Opocensky, Karel (1x), Golombek, Harry (1x), Peterson, Andreas (1x), Peterson, Andrejs (1x), Sterner, Olof (1x)

9.b3 — 8.6% (92 parties)

Ambassadeurs : Noteboom, Daniel (2x), Landau, Salo (2x), Luckis, Marcos (2x), Frydman, Paulino (2x), Golombek, Harry (2x), Vogel, Joerg (2x), Busemann, Stephan, Dr. (2x), Augoustis Funti, Alexis (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.e4	9.cxd5	9.Qa4	9.b3
<1800	24	38%	12%	12%	17%
1800-2200	429	47%	14%	9%	11%
2200-2600	426	68%	8%	7%	5%
2600+	2	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9.e4	9.cxd5	9.Qa4	9.b3
1920s	6	—	83%	—	17%
1930s	14	50%	—	—	43%
1940s	8	50%	25%	25%	—
1950s	16	44%	6%	—	25%
1960s	17	47%	—	29%	—
1970s	39	72%	5%	10%	8%
1980s	49	63%	12%	12%	4%
1990s	161	54%	12%	12%	11%
2000s	217	48%	13%	8%	12%
2010s	387	54%	11%	9%	8%
2020s	154	74%	8%	3%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.e4	54%	74%	▲ +20.0%
9.cxd5	11%	8%	▼ -2.2%
9.Qa4	9%	3%	▼ -5.3%
9.b3	8%	1%	▼ -6.5%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
Euwe, Max — 1 partie

Parties historiques

9.e4 — 56.1% (599 parties)

1930 — Fajarowicz, Sammi vs Bluemich, Max — 0-1 — Leipzig GER
1934 — Kmoch, Hans vs Romanovsky, Pjotr — 0-1 — Leningrad RUS
1935 — Palau, Luis vs Cristia, Jose Maria — 1-0 — Buenos Aires ARG
1937 — Bluemich, Max vs Ullrich, Heinz — 1-0 — Bad Elster GER
1938 — Van Scheltinga, Theo vs Mulder, Emile — 1/2-1/2 — Amsterdam NED

9.cxd5 — 11.1% (119 parties)

1923 — Smisch, F vs Nimzowitsch, Aron — 0-1 — Copenhagen DEN
1923 — Saemisch, Friedrich vs Nimzowitsch, Aron — 0-1 — Copenhagen DEN
1925 — Saemisch, Friedrich vs Haida, August Konrad — 1-0 — Marienbad CZE
1927 — Prokes, Ladislav vs Thelen, Bedrich — 1-0 — Prague Evony
1928 — Teller, Alfred vs Kmoch, Hans — 0-1 — Brno Brno CZE

9.Qa4 — 8.6% (92 parties)

1944 — Flores Alvarez, Rodrigo vs Garcia Vera, Romeo — 1/2-1/2 — Mar del Plata ARG
1948 — Opocensky, Karel vs Golombek, Harry — 1-0 — Karlovy Vary
1960 — Sterner, Olof vs Niemela, Ilmari Aarne — 1/2-1/2 — Stockholm SWE
1964 — Peterson, Andreas vs Goldenov, Boris P — 1/2-1/2 — Kiev ch-URS
1965 — Peterson, Andrejs vs Goldenov, Boris P — 1/2-1/2 — Kiev UKR

9.b3 — 8.6% (92 parties)

1927 — Vajda, Arpad vs Gruenfeld, Ernst — 1/2-1/2 — Kecskemet HUN
1931 — Noteboom, Daniel vs Landau, Salo — 0-1 — Rotterdam NED
1931 — Noteboom, Daniel vs Landau, Salo — 1-0 — Rotterdam NED
1935 — Golombek, Harry vs Hansen, Lars Bo — 1-0 — Margate ENG
1937 — Golombek, Harry vs Norman Hansen, Holger — 1-0 — Margate ENG

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