E15q — Queen’s Indian: Nimzowitsch, 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6 8.O-O d5

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6 8.O-O d5 * ○ 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 les cases fortes f4, e5 et g5, un fou actif en d2 et la paire de fous.

Côté adverse. Un mauvais fou en a6 et le roi resté au centre.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte e4.

Atouts. Les Noirs s'appuient sur la case forte e4, des fous actifs en a6 et e7 et la paire de fous.

Côté adverse. Le fou enfermé en g2.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nbd7 (Développer Nb8) ; ...c5 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● c6→d5, e6→d5, a7→b6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● e4 (2v0)
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (2v0)	● d5 (4v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bd2	● Bd2 Actif (mob. 9)
Bg2	● Bg2 Enfermé (mob. 2)
Ba6		● Ba6 Actif (mob. 4)
Be7		● Be7 Actif (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (● b1, ● 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	● …c6-c5, ● …e6-e5

Partie
40. Olympiad Open 2012 – Round 2.8 – Banikas, Hristos – 1/2-1/2 – Karjakin, Sergey – G152 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
75. Tata Steel GpA 2013 – Round 2.1 – Wang, Hao(ZJWZ) – 1/2-1/2 – Leko, Peter – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
76. Tata Steel Masters 2014 – Round 7.5 – So, Wesley – 1/2-1/2 – Karjakin, Sergey – G40 1. Nf3 Nf6 2. c4 b6 3. d4 e6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Advanced Chess rapid 2002 – Round 2 – Anand, Viswanathan – 1/2-1/2 – Kramnik, Vladimir – G2 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Amber Rapid 2008 – Round 7 – Gelfand, Boris – 1/2-1/2 – Leko, Peter – G29 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Amber Rapidplay 2001 – Round 6 – Kramnik, Vladimir – 1/2-1/2 – Karpov, Anatoly – G25 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Amber Rapidplay 2001 – Round 7 – Anand, Viswanathan – 1/2-1/2 – Almasi, Zoltan – G30 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 Rc8
Amber Rapidplay 2001 – Round 8 – Piket, Jeroen – 1-0 – Ljubojevic, Ljubomir – G36 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 O-O 10. Rd1 Qc8
Amber-rapid 12th 2003 – Round 4 – Kramnik, Vladimir – 1/2-1/2 – Leko, Peter – G12 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 Rc8
Breda m 1979 – Round 2 – Polugaevsky, Lev – 1/2-1/2 – Timman, Jan H – G2 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Nc3 O-O 10. Bf4 Nbd7
Brussels blitz 1987 – Round 1 – Larsen, Bent – 1-0 – Karpov, Anatoly – G34 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Bc3 O-O 10. Nbd2 Nbd7
Buenos Aires 1980 – Round 1 – Timman, Jan H – 1/2-1/2 – Hort, Vlastimil – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 c6 6. Bg2 Bb4+ 7. Bd2 Be7 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Buenos Aires ARG 1980 – Round ? – Timman, Jan H – 1/2-1/2 – Hort, Vlastimil – G1 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 c6 6. Bg2 Bb4+ 7. Bd2 Be7 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Bugojno 1978 – Round 4 – Bukic, Enver – 1/2-1/2 – Tal, Mikhail – G27 1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Ne5 O-O 10. Bc3 Nfd7
ch-Wereld Teams 1989 – Round 1 – Karpov, Anatoly – 1-0 – Adorjan, Alex – G28 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Bc3 O-O 10. Ne5 Nbd7
Corus 2000 – Round ? – Kramnik, Vladimir – 1-0 – Adams, Michael – G85 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 O-O 10. Rd1 Nbd7
Corus 2001 – Round 10 – Van Wely, Loek – 0-1 – Adams, Michael – G61 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Corus A 2006 – Round 12 – Gelfand, Boris – 1/2-1/2 – Ivanchuk, Vasyl – G75 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Corus A 2008 – Round 10 – Kramnik, Vladimir – 1/2-1/2 – Gelfand, Boris – G65 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
FIDE World Cup 2015 – Round 1.1 – Phiri, Richmond – 0-1 – Nakamura, Hikaru – G11 1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Ne5 O-O 10. Bc3 Nfd7
Luzern olm 1982 – Round 12 – Gheorghiu, Florin – 0-1 – Karpov, Anatoly – G54 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Ne5 O-O 10. Bc3 Bb7
Olympiad 2002 – Round 13 – Nielsen, Peter Heine – 1-0 – Beliavsky, Alexander G – G446 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
PCA Qualifiers 1993 – Round 1 – Polgar, Susan – 1/2-1/2 – Vaganian, Rafael A – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Ne5 O-O 10. Bc3 Nfd7
Riga Interzonal 1979 – Round 3 – Miles, Anthony J – 0-1 – Polugaevsky, Lev – G7 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Bc3 Nbd7 10. Nbd2 O-O
RUS vs. ROW 2002 – Round 6 – Kramnik, Vladimir – 1/2-1/2 – Polgar, Judit – G43 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 Rc8
RUS vs. ROW 2002 – Round 9 – Azmaiparashvili, Zurab – 1/2-1/2 – Khalifman, Alexander – G69 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Bf4 Rc8
RWE Gas Match 2001 – Round 3 – Kramnik, Vladimir – 1/2-1/2 – Leko, Peter – G3 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
RWE Gas Match 2001 – Round 7 – Kramnik, Vladimir – 1/2-1/2 – Leko, Peter – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 Rc8
Sparkassen Cat XXI 2001 – Round 5 – Topalov, Veselin – 1/2-1/2 – Leko, Peter – G14 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Nc3 Nbd7 10. Bf4 Rc8
SportAccord Blitz Men 2012 – Round 14.7 – Aronian, Levon – 0-1 – Leko, Peter – G109 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. a4 O-O
SportAccord Blitz Men 2013 – Round 24.7 – Giri, Anish – 1-0 – Karjakin, Sergey – G188 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. a4 O-O
SportAccord Blitz Men 2013 – Round 7.2 – Le, Quang Liem – 1/2-1/2 – Leko, Peter – G47 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 Nbd7 10. Rd1 O-O
Tal Memorial Blitz 2008 – Round 18 – Grischuk, Alexander – 1-0 – Carlsen, Magnus – G146 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 O-O 10. Bf4 Nbd7
Tilburg 1982 – Round 7 – Portisch, Lajos – 1/2-1/2 – Huebner, Robert – G6 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Bc3 Nbd7 10. Nbd2 O-O
World Cup 1989 – Round ? – Jussupow, Artur – 1/2-1/2 – Sax, Gyula – G99 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Ne5 Nfd7 10. Nxd7 Nxd7
World Cup 1989 – Round 1 – Jussupow, Artur – 1/2-1/2 – Sax, Gyula – G23 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Ne5 Nbd7 10. Nxd7 Nxd7
World Rapid Final 2012 – Round 14 – Svidler, Peter – 0-1 – Karjakin, Sergey – G111 1. Nf3 Nf6 2. c4 b6 3. d4 e6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O d5 9. Qc2 O-O 10. Rd1 Nbd7

E15q — Nimzowitsch

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6 8.O-O d5

Eval: [+0.18]

Les coups candidats

9.Qc2 — 36.3% (642 parties)

Ambassadeurs : Johansson, Mats 1968 (10x), Leko, Peter (10x), Peschardt, Søren (9x), Kramnik, Vladimir (8x), Van Wely, Loek (8x), Karjakin, Sergey (7x), Banikas, Hristos (6x), Tkachiev, Vladislav (5x)

9.Ne5 — 33.1% (586 parties)

Ambassadeurs : Chernin, Alexander (11x), Sax, Gyula (8x), Veingold, Aleksandr (5x), Browne, Walter Shawn (4x), Jussupow, Artur (3x), Polgar, Susan (3x), Novikov, Igor (3x), Belikov, Vladimir (3x)

9.Bc3 — 21.5% (380 parties)

Ambassadeurs : Boreika, Vytautas (10x), Susla, Vitaliy (5x), Kozlov, Vadim Yakovlevich (5x), Kratochvíl, Václav (5x), Granda Zuniga, Julio E (4x), Popov, Evgeny Nikolaevich (4x), Tleptsok, Ruslan (4x), Tompa, Janos (3x)

9.cxd5 — 4.4% (78 parties)

Ambassadeurs : Tolonen, Leo (2x), Zarnicki, Pablo (2x), Sygulski, Artur (1x), Garcia Gonzales, Guillermo (1x), Vukic, Milan (1x), Bukic, Enver (1x), Jaliyagoda Perera, Mesandu Manhir (1x), Alarcon Hernandez, Jesus (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.Qc2	9.Ne5	9.Bc3	9.cxd5
<1800	23	39%	30%	26%	4%
1800-2200	455	33%	37%	17%	7%
2200-2600	1031	36%	33%	23%	3%
2600+	94	74%	13%	11%	—

Évolution par décennie (% des parties)

Décennie	N parties	9.Qc2	9.Ne5	9.Bc3	9.cxd5
1970s	16	12%	38%	12%	6%
1980s	107	21%	28%	37%	4%
1990s	209	14%	52%	21%	9%
2000s	629	44%	36%	13%	3%
2010s	645	38%	29%	24%	4%
2020s	163	41%	14%	35%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.Qc2	38%	41%	▲ +3.3%
9.Ne5	29%	14%	▼ -15.3%
9.Bc3	24%	35%	▲ +10.5%
9.cxd5	4%	4%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 8 parties
Karpov, Anatoly — 6 parties
Karpov, Aleksandr — 4 parties
Anand, Viswanathan — 4 parties
Carlsen, Magnus — 2 parties
Hou, Yifan — 2 parties
Tal, Mikhail — 1 partie

Parties historiques

9.Qc2 — 36.3% (642 parties)

1978 — Eperjesi, Laszlo Dr. vs Szekely, Peter — 1/2-1/2 — HUN-ch Budapest HUN
1979 — Rodriguez Vargas, Orestes vs Diesen, Mark C — 1/2-1/2 — Karlovac
1980 — Nikolic, Predrag vs Kurajica, Bojan — 1/2-1/2 — Sarajevo BIH
1980 — Timman, Jan H vs Hort, Vlastimil — 1/2-1/2 — Buenos Aires ARG
1980 — Tatai, Stefano vs Parma, Bruno — 1/2-1/2 — Rome ITA

9.Ne5 — 33.1% (586 parties)

1976 — Karsa, Laszlo vs Csom, Istvan — 0-1 — Budapest HUN
1977 — Orso, Miklos vs Lengyel, Laszlo — 1/2-1/2 — Budapest ch-HUN
1978 — Tukmakov, Vladimir B vs Beliavsky, Alexander G — 0-1 — Tbilisi ch-URS
1978 — Bukic, Enver vs Tal, Mikhail — 1/2-1/2 — Bugojno BIH
1979 — Bukic, Enver vs Browne, Walter Shawn — 1/2-1/2 — Banja Luka BIH

9.Bc3 — 21.5% (380 parties)

1978 — Barczay, Laszlo vs Tompa, Janos — 0-1 — Budapest HUN
1979 — Miles, Anthony J vs Polugaevsky, Lev — 0-1 — Riga LAT
1980 — Lakic, Nikola vs Ambroz, Jan — 1/2-1/2 — Stary Smokovec SVK
1981 — McCambridge, Vincent vs Ivkov, Borislav — 1/2-1/2 — Lone Pine open
1981 — Langeweg, Kick vs Stehouwer, Coen — 1/2-1/2 — Leeuwarden NED

9.cxd5 — 4.4% (78 parties)

1978 — Van der Vliet, Fred vs Sosonko, Gennadi — 1/2-1/2 — Leeuwarden ch-NED
1983 — Vukic, Milan vs Bukic, Enver — 1/2-1/2 — Banja Luka BIH
1985 — Sygulski, Artur vs Garcia Gonzales, Guillermo — 1/2-1/2 — Potsdam GER
1987 — Sichinava, Roman vs Tiviakov, Sergei — 0-1 — Riga LAT
1989 — Jaliyagoda Perera, Mesandu Manhir vs Alarcon Hernandez, Jesus — 0-1 — Gran Canaria

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