Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● a7→b6, c7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (3v2), ● e5 (1v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 2)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	5 (● g1, ● c1, ● f1, ● a1, ● h1)	5 (● b8, ● c8, ● f8, ● a8, ● h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● c4-c5, ● d4-d5	● …c7-c5, ● …d7-d5, ● …e6-e5

E00e — Queen’s Pawn: Neo-Indian, 3…b6

1.d4 Nf6 2.c4 e6 3.Nc3 b6 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Bd3 (Développer f1 — 53 % des parties) ; f3 (Poussée — 14 % des parties) ; e5 (Occuper le centre — 8 % des parties) ; Qc2 (Prépare O-O-O — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...Bb4 (Clouer c3, Fou actif (mobilité 7), Développer f8 — 44 % des parties) ; ...Bb7 (Fianchetto, fou sur la grande diagonale — 32 % des parties) ; ...d6 (Libérer Bc8 — 19 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1902 Monte Carlo – Round 2 – Pillsbury, Harry – 1-0 – Wolf Heinrich – G31 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. Bd3 d5 6. cxd5 exd5 7. e5 Ne4 8. Nf3 Be7 9. O-O O-O 10. Qc2 Nxc3
1921 The Hague – Round 8 – Euwe, Max – 0-1 – Davidson Gallego, Jorge – G35 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. e5 Ne4 6. Qc2 Nxc3 7. bxc3 d6 8. Nf3 Nd7 9. exd6 Bxd6 10. Bd3 h6
1922 Bad Pistyan – Round 12 – Bogoljubow, Efim – 1-0 – Opocensky, Karel – G71 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 c5 5. d5 d6 6. Bd3 Nbd7 7. f4 exd5 8. cxd5 a6 9. Nf3 Qc7 10. O-O Bb7
1922 Vienna – Round 1 – Rubinstein, Akiba – 1-0 – Takacs, Sandor – G26 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. Bd3 Bb4 6. Qc2 d6 7. Qa4+ Nc6 8. d5 Bxc3+ 9. bxc3 Qd7 10. dxc6 Bxc6
1925 Leningrad – Round 1 – Riblin, B. – 0-1 – Botvinnik, Mikhail – G8 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. Bd3 Bb7 6. Qe2 c5 7. d5 O-O 8. Be3 exd5 9. cxd5 Re8 10. f3 Bxd5
1926 BCF Ch 19th – Round 8 – Michell, Reginald – 1-0 – Blake, Joseph – G27 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. Bd3 Bb7 6. Qc2 c5 7. d5 d6 8. Ne2 e5 9. O-O O-O 10. Nd1 Re8
1926 Scarborough-A – Round 1 – Cuero Reid, Maximo Javier – 0-1 – Thomas Andrew – G2 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. Bd3 Bb7 6. Qc2 Nc6 7. Ne2 e5 8. Be3 exd4 9. Nxd4 Ne5 10. f3 Ba6
1930 Hamburg olm – Round 1 – Kmoch, Hans – 1-0 – Prokes, Ladislav – G21 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. Bd3 Bb7 6. Nge2 Nbd7 7. O-O e5 8. d5 Be7 9. Ng3 O-O 10. Be3 Re8
1930 Kautsky mem7 – Round 5 – Dobias, Josef – 0-1 – Lustig, Felix – G8 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. Bd3 Bb4 6. Qc2 Bxc3+ 7. bxc3 d6 8. Bg5 e5 9. Ne2 Nbd7 10. Ng3 h6
1930 San Remo – Round 1 – Kmoch, Hans – 0-1 – Yates, Frederic D – G41 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. e5 Ne4 6. Qg4 Nxc3 7. a3 Bf8 8. bxc3 Bb7 9. Nf3 Nc6 10. Bg5 h5
1932 Pasadena – Round 1 – Araiza Munoz, Jose Joaquin – 1/2-1/2 – Factor, Samuel D – G4 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. Bd3 Bb7 6. f3 O-O 7. Bg5 Be7 8. Bc2 d6 9. Nge2 Nbd7 10. O-O Ne8
1933 Hong Kong sim – Round ? – Alekhine, Alexander – 1-0 – Wong, CE. – G5 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. Bd3 Bb7 6. Nge2 Nbd7 7. O-O e5 8. h3 exd4 9. Nxd4 Be7 10. Nf5 O-O
1936 Mar del Plata – Round 3 – Vinuesa, Juan – 1-0 – Flores Alvarez, Rodrigo – G22 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. Bd3 c5 6. d5 exd5 7. exd5 Bxc3+ 8. bxc3 O-O 9. Ne2 d6 10. O-O Nbd7
1936 Munich ol (Men) – Round 12 – Saemisch, Friedrich – 1/2-1/2 – Halic Ivan – G30 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. f3 d5 6. cxd5 exd5 7. e5 Nfd7 8. f4 Be7 9. Nf3 O-O 10. Be3 c5
1945 Pan American – Round 1 – Reshevsky, Samuel – 1-0 – Broderman, Jose – G13 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. Bd3 Be7 6. Nge2 O-O 7. O-O Nfd7 8. f4 e5 9. Be3 c6 10. Qd2 exd4
1947 Schlechter Memorial – Round 6 – Szabo, Laszlo – 1-0 – Turiansky, M – G21 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. Bd3 Bb4 6. Qc2 Nc6 7. Nf3 d5 8. cxd5 exd5 9. e5 Ne4 10. O-O Bxc3
1951 It – Round 12 – Letelier Martner, Rene – 1-0 – Estrada Degrandi, Walter – G11 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. Bd3 c5 6. d5 Bxc3+ 7. bxc3 d6 8. Ne2 e5 9. O-O Nh5 10. f4 Nd7
1955 Hungary Ch – Round 1 – Benko, Pal – 1-0 – Rethy, Pal – G5 1. c4 Nf6 2. Nc3 b6 3. d4 e6 4. e4 Bb7 5. f3 d6 6. Bd3 c5 7. d5 e5 8. Nge2 Nbd7 9. Be3 g6 10. Qd2 a6
1956 GDR Ch – Round 9 – Bertholdt, Dieter – 0-1 – Handel, Horst – G11 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb4 5. e5 Ne4 6. Qc2 f5 7. exf6 Nxf6 8. Nf3 Bb7 9. Be2 O-O 10. Bg5 Qe8
1957 UKR Ch – Round ? – Geller, Efim P – 1-0 – Ousatchi, Mark – G1 1. c4 Nf6 2. Nc3 e6 3. d4 b6 4. e4 Bb4 5. Bd3 Bb7 6. f3 O-O 7. Ne2 d5 8. cxd5 exd5 9. e5 Ne8 10. O-O c5
1958 UKR Ch – Round 11 – Zurakhov, Vladlen Y – 0-1 – Ousatchi, Mark – G51 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. Nf3 Be7 6. Bd3 Bb7 7. O-O O-O 8. b3 d5 9. cxd5 exd5 10. e5 Ne4
1968 Kislovodsk – Round 1 – Khasin, Abram – 1/2-1/2 – Nikolic, Stanimir – G7 1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. e4 Bb7 5. Bd3 Bb4 6. Qc2 O-O 7. Nf3 d5 8. cxd5 exd5 9. e5 Ne4 10. Bd2 Nxd2
1969 Olot – Round 3 – Ivkov, Borislav – 1-0 – Bellon Lopez, Juan Manuel – G15 1. d4 Nf6 2. c4 b6 3. Nc3 e6 4. e4 d6 5. Bd3 Nbd7 6. Nge2 c5 7. O-O Be7 8. f4 Bb7 9. e5 dxe5 10. dxe5 Ng4

E00e — Neo-Indian (1902)

1.d4 Nf6 2.c4 e6 3.Nc3 b6 4.e4

Les coups candidats

4…Bb7 — 42.4% (793 parties)

Ambassadeurs : Kolkman, Cornelis (4x), Mueller, Rudolf (3x), Kurpnieks, Vairis (3x), Kurylo, Risard Dr (3x), Brandon, Terrance (2x), Haselbeck, Robert (2x), Hansen, Berno (2x), Ac, Michal (2x)

4…Bb4 — 31.1% (581 parties)

Ambassadeurs : Froehlich-Dill, Astrid (5x), Viera Falcon, Cristo Manuel (3x), De Coverly, Roger D (2x), Riepe, Bernhard (2x), Berntsen, Frode (2x), Kamuhangire, Silver (2x), Staben, Thomas (2x), Offermann, Fernando (2x)

4…d6 — 21.3% (399 parties)

Ambassadeurs : Hansen, Berno (4x), Sticher, Hans (2x), Klevenow, Hellmut (2x), Harboe, Rune (2x), Keessen, Aldert-Jan (2x), Mai Quoc Viet (2x), Jahn, Constanze (2x), Bernales, Christy Lamiel (2x)

4…d5 — 3.5% (66 parties)

Ambassadeurs : Gutierrez Ordonez, Jairo Andres (1x), Caesarius Mario Vaz (1x), Drasko, Milan (1x), Zupe, Miran (1x), Hawelko, Marek (1x), Weider, Dariusz (1x), Trebing, Reinhard (1x), Martin, Guenter (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…Bb7	4…Bb4	4…d6	4…d5
<1800	211	43%	28%	23%	4%
1800-2200	978	42%	32%	22%	3%
2200-2600	251	49%	29%	19%	4%

Évolution par décennie (% des parties)

Décennie	N parties	4…Bb7	4…Bb4	4…d6	4…d5
1950s	12	33%	42%	25%	—
1960s	10	30%	10%	40%	10%
1970s	19	37%	37%	16%	5%
1980s	65	37%	52%	9%	2%
1990s	327	37%	32%	25%	4%
2000s	677	42%	32%	21%	4%
2010s	658	46%	29%	21%	3%
2020s	101	47%	28%	21%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…Bb7	46%	47%	+0.3%
4…Bb4	29%	28%	▼ -0.8%
4…d6	21%	21%	-0.5%
4…d5	3%	3%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 1 partie

Parties historiques

4…Bb7 — 42.4% (793 parties)

1951 — Almiron, Martin Alejandro vs Aviles, O. — 1-0 — Santiago de Chile
1953 — Cross, James vs Hazard, Charly — 1-0 — Hollywood, CA
1955 — Benko, Pal vs Rethy, Pal — 1-0 — Hungary ch
1958 — Beyen, Roland vs Ennigrou, Khalid — 0-1 — Munich GER
1967 — Keller-Hermann, Edith vs AYUBA, Beneche Daniel — 1-0 — Halle/Saale

4…Bb4 — 31.1% (581 parties)

1951 — Letelier Martner, Rene vs Estrada, Walter — 1-0 — San Rafael
1952 — Boey, Josef vs Van Hoorde, Edouard — 0-1 — Ghent
1954 — Kelly, Terry vs Rivera, Bryan — 0-1 — ?
1956 — Bertholdt, Dieter vs Handel, Horst — 0-1 — Leipzig GER
1957 — Geller, Efim P. vs Ousatchi, Mark — 1-0 — Kiev UKR

4…d6 — 21.3% (399 parties)

1955 — Landry, Thomas Anselm vs Rosselson, Leon — 1-0 — St Brides, London
1955 — Johannessen, Svein vs Muller, Wilhelm — 1-0 — Antwerp BEL
1958 — Zurakhov, Vladlen Y vs Ousatchi, Mark — 0-1 — Kiev UKR
1960 — Ary Claudio vs Castro Aguilar, Euclides — 1-0 — ?
1961 — Phillips, James Rodney vs Diekstra, John — 1-0 — The Hague NED

4…d5 — 3.5% (66 parties)

1963 — Gutierrez Ordonez, Jairo Andres vs Caesarius Mario Vaz — 1-0 — Cucuta
1978 — Drasko, Milan vs Zupe, Miran — 1/2-1/2 — Han Pijesak
1980 — Hawelko, Marek vs Weider, Dariusz — 1-0 — Jelenia Gora
1991 — Weisner, K. vs Morrow, Alan — 1/2-1/2 — Flagstaff
1991 — Grondin, Jean-Philippe vs Abreu Cordero, Jose Leonardo — 0-1 — Montreal CAN

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