E14z — Queen’s Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.Nc3 cxd4 8.exd4 d5

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.Nc3 cxd4 8.exd4 d5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte b5, case forte e5, case forte g5, Bd3 actif, paire de fous, colonne e.
Faiblesses adverses : Bb7 mauvais fou, roi noir au centre.
Problèmes : Bc1 enfermé.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4
● Re — Tour sur colonne e

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), Be7 actif, paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé.
Problèmes : roi au centre, 3 pièces non développées (B8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...e5 — Rupture
● ...Rc — Tour sur colonne c

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E14z —

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.Nc3 cxd4 8.exd4 d5

Eval: [+0.40]

Les coups candidats

9.cxd5 — 80.6% (787 parties)

Ambassadeurs : Danner, Georg (11x), Yudasin, Leonid (8x), Dizdar, Goran (7x), Jussupow, Artur (7x), Hebden, Mark L (7x), Abergel, Thal (7x), Wang, Richard (6x), Prusikin, Michael (5x)

9.b3 — 7.3% (71 parties)

Ambassadeurs : Franco Ocampos, Zenon (5x), Certek, Pavel (4x), Jussupow, Artur (3x), Petrosian, Tigran V. (2x), Szabo, Ladislav (1x), Rohacek, Ivan (1x), Heinicke, Herbert (1x), Lehmann, Heinz (1x)

9.Bg5 — 4.1% (40 parties)

Ambassadeurs : Eljanov, Pavel (2x), Savon, Vladimir (1x), Tal, Mikhail (1x), Nei, Iivo (1x), Szabo, Ladislav (1x), Sandrin, Angelo (1x), Warren, Jim (1x), Udovcic, Mijo (1x)

9.Qe2 — 2.9% (28 parties)

Ambassadeurs : Adamski, Jan (2x), Mueller, Klaus (1x), Darga, Klaus (1x), Zita, Frantisek (1x), Gobert, Jozef (1x), Lee, Peter N (1x), Kolasinski, Marek (1x), Twardon, Marian (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.cxd5	9.b3	9.Bg5	9.Qe2
<1800	12	75%	—	8%	8%
1800-2200	193	78%	7%	3%	5%
2200-2600	644	84%	7%	3%	2%
2600+	22	77%	14%	9%	—

Évolution par décennie (% des parties)

Décennie	N parties	9.cxd5	9.b3	9.Bg5	9.Qe2
1940s	2	—	100%	—	—
1950s	17	47%	12%	12%	12%
1960s	23	57%	17%	17%	4%
1970s	26	42%	27%	12%	12%
1980s	63	63%	11%	10%	6%
1990s	148	76%	13%	3%	1%
2000s	289	84%	5%	4%	2%
2010s	350	89%	5%	1%	2%
2020s	59	81%	—	7%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.cxd5	89%	81%	▼ -7.5%
9.b3	5%	0%	▼ -4.6%
9.Bg5	1%	7%	▲ +5.9%
9.Qe2	2%	8%	▲ +6.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Karpov, Anatoly — 4 parties
Euwe, Max — 2 parties
Kramnik, Vladimir — 1 partie

Parties historiques

9.cxd5 — 80.6% (787 parties)

1953 — Szabo, Laszlo vs Euwe, Max — 1/2-1/2 — Zurich SUI
1955 — Kramer, Hanspeter vs Bouwmeester, Hans — 0-1 — Beverwijk NED
1955 — Petrosian, Tigran A. vs Keres, Paul — 1/2-1/2 — Moskou ch-URS
1955 — Darga, Klaus vs Olafsson, Fridrik — 1/2-1/2 — Hastings ENG
1955 — Ujtelky, Maximilian vs Kozma, Julius — 1/2-1/2 — Prague CZE

9.b3 — 7.3% (71 parties)

1940 — Heinicke, Herbert vs Lehmann, Heinz — 1/2-1/2 — Berlin GER
1949 — Szabo, Ladislav vs Rohacek, Ivan — 1/2-1/2 — Trencianske Teplice SVK
1955 — Szabo, Laszlo vs Unzicker, Wolfgang — 1/2-1/2 — Goteborg SWE
1955 — Platt, Josef vs Kramer, Haije — 1/2-1/2 — Mont Pelerin sur Vevey
1961 — Keres, Paul Petrovich vs Darga, Klaus — 1/2-1/2 — Bled SLO

9.Bg5 — 4.1% (40 parties)

1957 — Udovcic, Mijo vs Uhlmann, Wolfgang — 0-1 — Gotha GER
1958 — Beni, Alfred vs Darga, Klaus — 1/2-1/2 — Munich GER
1960 — Sandrin, Angelo vs Warren, Jim — 1-0 — ?
1966 — Nei, Iivo vs Szabo, Ladislav — 1/2-1/2 — Beverwijk NED
1967 — Malinin, Boris vs Gurevich, Dmitry — 1-0 — Tournament Kiev UKR

9.Qe2 — 2.9% (28 parties)

1954 — Zita, Frantisek vs Gobert, Jozef — 1-0 — BEL-CSR Brussels BEL
1959 — Mueller, Klaus vs Darga, Klaus — 1/2-1/2 — Berlin West
1963 — Adamski, Jan vs Lee, Peter N — 1-0 — Vrnjacka Banja SRB
1972 — Balogh, Bela vs Polgar, Istvan — 0-1 — HUN
1976 — Nikolac, Juraj vs Adamski, Jan — 1-0 — Lublin POL

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● e6→d5, a7→b6, f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (2v0), ● g5 (2v0)	—
Cases faibles	● e4	—
Centre	● d4 (1v0), ● e5 (2v0)	● d5 (4v2)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● e	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bd3	● Bd3 Actif (mob. 7)
Bb7		● Bb7 Mauvais (mob. 3)
Be7		● Be7 Actif (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (c1, a1)	3 (b8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5	● …e6-e5

Partie
1940 Berlin – Round 8 – Heinicke, Herbert – 1/2-1/2 – Lehmann, Heinz – G27 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. b3 O-O 10. Bb2 Nc6
1949 Trencianske Teplice – Round 12 – Szabo, Ladislav – 1/2-1/2 – Rohacek, Ivan – G68 1. c4 e6 2. Nf3 Nf6 3. d4 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. b3 Nc6 10. Bb2 Nb4
1953 Candidats Tournament – Round 12 – Szabo, Laszlo – 1/2-1/2 – Euwe, Max – G75 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Be7 6. Bd3 c5 7. O-O cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1955 Clare Benedict Cup – Round 5.2 – Platt, Josef – 1/2-1/2 – Kramer, Haije – G35 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Be7 6. Bd3 c5 7. O-O cxd4 8. exd4 d5 9. b3 Nc6 10. Bb2 dxc4
1955 CSR Ch – Round 6 – Ujtelky, Maximilian – 1/2-1/2 – Kozma, Julius – G44 1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Bd3 c5 5. O-O e6 6. c4 Be7 7. Nc3 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1955 Gothenburg Interzonal – Round 16 – Szabo, Laszlo – 1/2-1/2 – Unzicker, Wolfgang – G148 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. b3 Ne4 10. Bb2 Nd7
1955 Hastings5556 – Round 2 – Darga, Klaus – 1/2-1/2 – Olafsson, Fridrik – G8 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O cxd4 7. exd4 Be7 8. Nc3 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1955 Hoogovens – Round 2 – Kramer, Hanspeter – 0-1 – Bouwmeester, Hans – G17 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. e3 Bb7 5. Bd3 Be7 6. O-O c5 7. Nc3 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1955 Moskou ch-URS – Round 16 – Petrosian, Tigran A. – 1/2-1/2 – Keres, Paul – G144 1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. Nc3 Bb7 5. e3 Be7 6. Bd3 c5 7. O-O cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1956 GDR Ch Leipzig GER – Round 8 – Juettler Helmut – 0-1 – Fuchs, Reinhart – G21 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 cxd4 7. exd4 Be7 8. O-O d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1958 Hoogovens – Round 1 – Donner, Jan-Hein – 1/2-1/2 – Euwe, Max – G4 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. Nc3 Bb7 5. e3 Be7 6. Bd3 c5 7. O-O cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Ne5 O-O
1958 Kienbaum – Round 6 – Zirngibl, Albert – 1/2-1/2 – Antoshin, Vladimir S – G17 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 Be7 7. O-O cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1958 Munich olm fin-A – Round 11 – Beni, Alfred – 1/2-1/2 – Darga, Klaus – G118 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 cxd4 7. exd4 Be7 8. O-O d5 9. Bg5 O-O 10. Qe2 Nbd7
1961 Baku ch-URS – Round 12 – Averbakh, Yuri L – 1/2-1/2 – Keres, Paul Petrovich – G109 1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Be7 6. O-O c5 7. Nc3 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Ne5 O-O
1961 Bled – Round 2 – Keres, Paul Petrovich – 1/2-1/2 – Darga, Klaus – G27 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. b3 O-O 10. Bb2 Nc6
1961 Katowice ch18-POL – Round 1 – Borowski, Natan – 1/2-1/2 – Brzozka, Stefan – G10 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 b6 5. Nc3 Bb7 6. Bd3 cxd4 7. exd4 d5 8. O-O Be7 9. cxd5 Nxd5 10. Bb5+ Bc6
1961 Marianske Lazne zt – Round 14 – Ljungquist, Lennart – 0-1 – Sliwa, Bogdan – G96 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 cxd4 7. exd4 Be7 8. O-O d5 9. b3 dxc4 10. bxc4 Nc6
1962 Varna olm – Round 4 – Kramer, Hanspeter – 1-0 – Thorsteinsson, Adalsteinn – G171 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Bb5+ Bc6
1966 Hoogovens 28th – Round 7 – Nei, Iivo – 1/2-1/2 – Szabo, Ladislav – G18 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. Bg5 dxc4 10. Bxc4 O-O
1966 Palma de Mallorca – Round 8 – Toran Albero, Roman – 0-1 – Portisch, Lajos – G48 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 cxd4 5. exd4 b6 6. Bd3 Bb7 7. O-O Be7 8. Nc3 d5 9. cxd5 Nxd5 10. Qa4+ Bc6
1967 Capablanca Memorial – Round 4 – Taimanov, Mark E – 1/2-1/2 – O'Kelly, Albéric de Galway – G33 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Qe2 Nc6
1967 GBR-ch54 Major Open – Round 6 – Griffiths, Peter C – 1/2-1/2 – Wright, Daniel – G5 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. e3 Bb7 5. Bd3 c5 6. O-O cxd4 7. exd4 Be7 8. Nc3 d5 9. cxd5 Nxd5 10. Bb5+ Kf8
1967 ROM Ch – Round 17 – Ungureanu, Emil – 1-0 – Nacht, Edgar – G115 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Be7 6. Nc3 c5 7. O-O cxd4 8. exd4 d5 9. b3 O-O 10. Bb2 Nc6
1967 Sochi – Round 6 – Zhukhovitsky, Samuel – 1-0 – Lengyel, Laszlo – G54 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 Be7 7. O-O cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Qe2 Nd7
1969 Moskou ch-URS – Round 1 – Savon, Vladimir – 1-0 – Tal, Mikhail – G49 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 cxd4 5. exd4 b6 6. Bd3 Bb7 7. O-O Be7 8. Nc3 d5 9. Bg5 dxc4 10. Bxc4 O-O
1971 Moscow – Round ? – Tal, Mihail – 0-1 – Petrosian, Tigran V. – G83 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 Be7 7. O-O cxd4 8. exd4 d5 9. b3 O-O 10. Bb2 Nc6
1971 Moscow – Round 1 – Petrosian, Tigran V. – 1-0 – Korchnoi, Viktor – G84 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 Be7 7. O-O cxd4 8. exd4 d5 9. Bg5 Nbd7 10. Qe2 O-O
22. ECU Club Cup 2006 – Round 3 – Lputian, Smbat – 1/2-1/2 – Shirov, Alexei – G51 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O cxd4 7. exd4 Be7 8. Nc3 d5 9. cxd5 Nxd5 10. Ne5 O-O
Amber-blind 3rd 1994 – Round 6 – Polgar, Susan – 1-0 – Karpov, Anatoly – G25 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 c5 5. c4 Bb7 6. Nc3 cxd4 7. exd4 Be7 8. O-O d5 9. cxd5 Nxd5 10. Ne5 O-O
European Club Cup 2015 – Round 5.1 – Kramnik, Vladimir – 1-0 – Topalov, Veselin – G84 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 b6 5. O-O Bb7 6. c4 cxd4 7. exd4 Be7 8. Nc3 d5 9. cxd5 Nxd5 10. Ne5 O-O
FIDE-Wch k.o. 1999 – Round 1.1 – Sokolov, Ivan. – 1-0 – Kudrin, Sergey – G12 1. Nf3 c5 2. c4 b6 3. Nc3 Bb7 4. e3 Nf6 5. d4 cxd4 6. exd4 e6 7. Bd3 Be7 8. O-O d5 9. cxd5 Nxd5 10. Re1 Nd7
Lone Pine Open 1978 – Round 5 – Petrosian, Tigran V – 1/2-1/2 – Peters, Alexander John – G18 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 Be7 7. O-O cxd4 8. exd4 d5 9. b3 O-O 10. Bb2 Nc6
PCA Qualifiers 1993 – Round 7 – Khalifman, Alexander – 1/2-1/2 – Lobron, Eric – G133 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Bd3 c5 6. Nc3 Be7 7. O-O cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Ne5 O-O
World Blitz 2015 – Round 10.16 – Bruzon Batista, Lazaro – 1/2-1/2 – Eljanov, Pavel – G601 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 cxd4 8. exd4 d5 9. cxd5 Nxd5 10. Ne5 O-O

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