E11i — Bogo-Indian: 4.Bd2 Be7 5.g3 d5 6.Bg2 O-O 7.O-O c6 8.Qc2 b6

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Be7 5.g3 d5 6.Bg2 O-O 7.O-O c6 8.Qc2 b6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

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. Le fou enfermé en c8.

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

Atouts. Les Noirs s'appuient sur la case forte e4, un fou actif en e7 et la paire de fous.

Côté adverse. Le fou enfermé en g2.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, ...Bg4, ...Bf5)) ; ...Nbd7 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...c5 (Rupture) ; ...e5 (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), ● e5 (2v0), ● g5 (2v0)	● e4 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (2v0)	● d5 (4v1), ● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bd2	● Bd2 Actif (mob. 9)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 3)
Paire de fous	● Oui	● Oui
Non développées	2 (b1, a1)	3 (b8, c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5	● …c6-c5, ● …e6-e5

Partie
1960 Leipzig olm fin-A – Round 4 – Pietzsch, Wolfgang – 1/2-1/2 – Donner, Jan-Hein – G4 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Qc2 O-O 7. Nf3 c6 8. O-O b6 9. b3 Nbd7 10. Bc3 Ne4
41. Olympiad Open 2014 – Round 2.25 – Perez Ponsa, Federico – 1/2-1/2 – Illescas Cordoba, Miguel – G125 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O b6 9. Rd1 Nbd7 10. Bf4 Bb7
42. Olympiad 2016 – Round 7.1 – Vidit, Santosh Gujrathi – 0-1 – So, Wesley – G465 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Ne5 Bb7 10. Rd1 Nfd7
43. Olympiad 2018 – Round 10.27 – Nyback, Tomi – 1/2-1/2 – Mollah Abdullah, Al Rakib – G661 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O b6 9. Rd1 Bb7 10. Bf4 Nbd7
76. Tata Steel Masters 2014 – Round 4.6 – Giri, Anish – 1/2-1/2 – So, Wesley – G24 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. O-O O-O 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Bb7
78. Tata Steel GpA 2016 – Round 3.6 – So, Wesley – 1/2-1/2 – Karjakin, Sergey – G20 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Ba6
9. Masters Final 2016 – Round 7.3 – Nakamura, Hikaru – 1/2-1/2 – So, Wesley – G21 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. b3 Ba6
Amber-blindfold 20th 2011 – Round 10 – Kramnik, Vladimir – 1/2-1/2 – Ivanchuk, Vasyl – G38 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O b6 9. Rd1 Nbd7 10. Bf4 Bb7
Brussels blitz 1987 – Round 1 – Torre, Eugenio – 1/2-1/2 – Karpov, Anatoly – G54 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. b3 Bb7 10. Nc3 dxc4
ch-Wereld Teams 1989 – Round 1 – Nogueiras Santiago, Jesus – 1/2-1/2 – Karpov, Anatoly – G21 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Bg5 Bb7 10. Nbd2 h6
FIDE GP 2010 – Round 8 – Mamedyarov, Shakhriyar – 1-0 – Alekseev, Evgeny – G49 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O b6 9. b3 Nbd7 10. Rd1 Ba6
FIDE WCh KO 2001 – Round 2.4 – Delchev, Aleksander – 1-0 – Beliavsky, Alexander G – G245 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Ba6
GCT Blitz YourNextMove 2016 – Round 17.2 – Nakamura, Hikaru – 1-0 – Topalov, Veselin – G82 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Qc2 O-O 7. Bg2 c6 8. O-O b6 9. b3 Ne4 10. Bf4 Nd7
GRENKE Chess Classic 2018 – Round 6.1 – Meier, Georg – 0-1 – Naiditsch, Arkadij – G26 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Bb7 10. b3 Nbd7
Linares 1985 – Round ? – Huebner, Robert – 0-1 – Polugaevsky, Lev – G36 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Ne5 Bb7 10. Bc3 Na6
Linares 1985 – Round 1 – Huebner, Robert – 0-1 – Polugaevsky, Lev – G10 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Ne5 Bb7 10. Bc3 Na6
London 1984 – Round 1 – Korchnoi, Viktor – 1/2-1/2 – Polugaevsky, Lev – G4 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. b3 Nbd7 10. Bc3 Bb7
Moscow 1981 – Round 1 – Smejkal, Jan – 1/2-1/2 – Beliavsky, Alexander G – G7 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Bb7 10. Bg5 Nbd7
Moskou ch-URS 1988 – Round 1 – Jussupow, Artur – 1-0 – Kharitonov, Adil – G69 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. b3 Nbd7 10. Rd1 Ba6
Saint Louis Rapid 2022 – Round 8.2 – Nepomniachtchi, Ian – 0-1 – Shankland, Sam – G37 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Bb7 10. b3 Nbd7
SportAccord Blitz Men 2013 – Round 13.6 – Radjabov, Teimour – 1-0 – Wang, Hao(ZJWZ) – G99 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. O-O O-O 8. Qc2 b6 9. Ne5 Bb7 10. Bf4 Nbd7
SportAccord Blitz Men 2013 – Round 15.7 – Giri, Anish – 1-0 – Wang, Hao(ZJWZ) – G116 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. O-O O-O 8. Qc2 b6 9. Rd1 Bb7 10. Bf4 Nbd7
Supertorneo Las Palm 1996 – Round 1 – Topalov, Veselin – 0-1 – Kasparov, Garry – G1 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Ne5 Nfd7 10. Nd3 Bb7
TCh-RUS 2008 – Round 9 – Iljushin, Alexei – 1/2-1/2 – Harikrishna, Pentala – G239 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Bg5 Ba6 10. Nbd2 Nbd7
World Blitz 2016 – Round 13.48 – Zhang, Zhong – 1/2-1/2 – Gholami Beirami, Ali – G539 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 c6 7. Qc2 O-O 8. O-O b6 9. Rd1 Ba6 10. b3 Nbd7
World Blitz 2021 – Round 10.40 – Thybo, Jesper Sondergaard – 0-1 – Sjugirov, Sanan – G602 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Bb7
World Blitz 2022 – Round 11.35 – Cheparinov, Ivan – 1-0 – Svane, Frederik – G583 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. Bf4 Bb7
World Blitz 2022 – Round 9.67 – Cheng, Bobby – 1/2-1/2 – Sjugirov, Sanan – G499 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Nc3 Ba6 10. cxd5 cxd5
World Rapid 2016 – Round 14.17 – Cheparinov, Ivan – 1-0 – Riazantsev, Alexander – G522 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. O-O O-O 8. Qc2 d5 9. Rd1 Nbd7 10. b3 Bb7

E11i —

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Be7 5.g3 d5 6.Bg2 O-O 7.O-O c6 8.Qc2 b6

Eval: [+0.19]

Les coups candidats

9.Rd1 — 45.1% (2368 parties)

Ambassadeurs : Salzmann, Stefan (25x), Mason, Ian J (19x), Wichert, Gerd (17x), Legemaat, Gert (17x), Mason, Ian (14x), Frijling, Jeroen (14x), Armani, Giuseppe (13x), Grammatica, Andrea (11x)

9.Bf4 — 33.0% (1730 parties) →

Ambassadeurs : Rawlings, Alan J C (26x), Mason, Ian J (17x), Burmeister, Ferdinand (17x), Tiviakov, Sergei (16x), Mickevicius, Juras (9x), Gavrijski, Dimitar (9x), Ribli, Zoltan (8x), Lloyd, Geoffrey (7x)

9.b3 — 8.3% (437 parties)

Ambassadeurs : Kachiani-Gersinska, Ketino (4x), Cvek, Robert (4x), Grabarczyk, Miroslaw (4x), Tiviakov, Sergei (4x), Gleizerov, Evgeny (3x), Farago, Ivan (3x), Chuchelov, Vladimir (3x), Kiss, Attila (3x)

9.Ne5 — 5.7% (298 parties)

Ambassadeurs : Ozen, Bahadir (13x), Wong, Lai Hei Hysan (5x), Swiatek, Janusz (5x), Smith, Allyne (4x), Cruz Ramirez, Eliecer (4x), Burmeister, Ferdinand (4x), Polugaevsky, Lev (3x), Glatzel, Hans-Joachim (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.Rd1	9.Bf4	9.b3	9.Ne5
<1800	47	40%	26%	13%	4%
1800-2200	1287	46%	30%	9%	7%
2200-2600	3510	44%	35%	8%	5%
2600+	240	55%	30%	5%	5%

Évolution par décennie (% des parties)

Décennie	N parties	9.Rd1	9.Bf4	9.b3	9.Ne5
1960s	1	—	—	100%	—
1970s	5	—	—	20%	60%
1980s	70	9%	31%	24%	11%
1990s	221	11%	48%	23%	6%
2000s	564	29%	39%	20%	2%
2010s	2772	52%	32%	7%	4%
2020s	1617	45%	31%	4%	9%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.Rd1	52%	45%	▼ -7.3%
9.Bf4	32%	31%	▼ -0.5%
9.b3	7%	4%	▼ -3.1%
9.Ne5	4%	9%	▲ +5.6%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 6 parties
Kramnik, Vladimir — 3 parties
Karpov, Aleksandr — 2 parties
Ding, Liren — 2 parties
Anand, Viswanathan — 2 parties
Carlsen, Magnus — 2 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie

Parties historiques

9.Rd1 — 45.1% (2368 parties)

1981 — Smejkal, Jakub vs Beliavsky, Alexander G — 1/2-1/2 — Moscow RUS
1985 — Lalic, Bogdan vs Nogueiras Santiago, Jesus — 1/2-1/2 — Sarajevo BIH
1986 — Kogelov, G. vs Abrahamsson, Roaul — 0-1 — corr EU/M/GT
1987 — Carlhammar, Magnus vs Hellers, Ferdinand — 0-1 — Stockholm SWE
1988 — Werner, Dimo vs Lerner, Konstantin Z — 1/2-1/2 — Prague CZE

9.Bf4 — 33.0% (1730 parties)

1985 — Andersson, Ulf vs Tatai, Stefano — 1/2-1/2 — Banco di Roma
1985 — Kengis, Edvins vs Gurevich, Mikhail — 1/2-1/2 — Jurmala LAT
1986 — ? vs Adorjan, Andras — 1/2-1/2 — Hastings ENG
1986 — Flear, Glenn C vs Ribli, Zoltan — 1/2-1/2 — Londen
1986 — Benjamin Bedell, Jr. vs Agdestein, Simen — 1/2-1/2 — Reykjavik ISL

9.b3 — 8.3% (437 parties)

1960 — Pietzsch, Wolfgang vs Donner, Jan-Hein — 1/2-1/2 — Leipzig olm fin-A
1976 — Liberzon, Vladimir M vs Sosonko, Gennadi — 1/2-1/2 — Biel SUI
1980 — Gigerl, Erich vs Pinter, Jozsef — 1/2-1/2 — Budapest HUN
1981 — Timoscenko, Gennadij vs Beliavsky, Alexander G — 1/2-1/2 — Frunze ch-URS
1982 — Hacche, David J vs Ginat, Michael — 1-0 — Melbourne AUS

9.Ne5 — 5.7% (298 parties)

1978 — Beliavsky, Alexander G vs Makarichev, Sergey — 1/2-1/2 — Ashkhabad
1978 — Tatai, Stefano vs Keene, Raymond D — 1/2-1/2 — Dortmund GER
1979 — Van der Vliet, Fred vs Lukacs, Peter — 1/2-1/2 — Rotterdam Eu-cup
1984 — Panchenko, Alexandar G vs Rotstein, Arkadij — 1-0 — Kharkov UKR
1985 — Huebner, Robert vs Polugaevsky, Lev — 0-1 — Linares

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