Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● b6→c5, a7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v0)	—
Cases faibles	—	—
Centre	● e5 (2v0)	● d5 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 2)
Ba6		● Ba6 Actif (mob. 4)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	4 (● b8, ● 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	● d4-d5	● …d7-d5, ● …e6-e5

E15e — Queen’s Indian: Nimzowitsch, 5.Nbd2 c5

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Nbd2 c5 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bg2 (Fianchetto, fou sur la grande diagonale — 67 % des parties) ; e4 (Occuper le centre — 32 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bb7 (Fianchetto, fou sur la grande diagonale — 39 % des parties) ; ...Nc6 (Développer b8 — 29 % des parties) ; ...cxd4 (Capture en d4, Occuper le centre — 28 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1953 Candidats Tournament – Round 16 – Bronstein, David I – 1/2-1/2 – Taimanov, Mark E – G102 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. a3 Bb7 10. b4 Be7
1954 Belgrade – Round 11 – Nedeljkovic, Aleksandar – 1-0 – Nievergelt, Erwin – G93 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 bxc5 8. O-O Rb8 9. b3 Be7 10. Bb2 Qc7
1954 CSR Ch – Round 16 – Alster, Ladislav – 1/2-1/2 – Filip, Miroslav – G131 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. a3 Bb7 9. O-O O-O 10. b4 Be7
1954 Prague zt Prague CZE – Round 13 – Lundin, Erik – 1-0 – Olafsson, Fridrik – G45 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. a3 Bb7 10. b4 Be7
1954 URS Team Ch – Round 5 – Poljak, Srebrenka – 0-1 – Borisenko, Georgy K – G78 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. a3 Bb7 10. b4 Be7
1954 Zuerich – Round 2 – Szabados, Eugenio – 0-1 – Euwe, Max – G4 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 bxc5 8. O-O Be7 9. b3 O-O 10. Bb2 d5
1956 Alekhine Memorial – Round 1 – Golombek, Harry – 0-1 – Unzicker, Wolfgang – G41 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. a3 Be7 10. b4 Bb7
1956 CSR Ch – Round 6 – Alster, Ladislav – 1/2-1/2 – Kozma, Julius – G50 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. a3 Bb7 10. b4 Be7
1956 Moscow olm prel – Round 2 – Ojanen, Kaarle S – 1/2-1/2 – Unzicker, Wolfgang – G49 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 bxc5 8. O-O Rb8 9. Re1 Be7 10. e4 e5
1958 WchT U26 fin-A 05th – Round 5 – Fuchs, Reinhart – 1/2-1/2 – Spassky, Boris V. – G50 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. Qa4 Qc8 8. dxc5 bxc5 9. O-O Rb8 10. a3 Rb6
1965 Mar del Plata – Round 12 – Aguayo Cruz, Ramon Uriel – 1/2-1/2 – Acosta Garcia, Rafael Isaac – G93 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O O-O 9. a3 Be7 10. b4 Bb7
1967 Moscow – Round 1 – Uhlmann, Wolfgang – 1/2-1/2 – Keres, Paul – G56 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. e4 cxd4 7. e5 Ng8 8. Bg2 Nc6 9. O-O b5 10. cxb5 Bxb5
1968 Reykjavik – Round 1 – Uhlmann, Wolfgang – 1/2-1/2 – Thorbergsson, Freysteinn – G27 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. e4 cxd4 7. e5 Ng8 8. Bg2 Bb7 9. O-O Ne7 10. Re1 Nf5
1969 Moskou ch-URS – Round 1 – Gufeld, Eduard – 1-0 – Gipslis, Aivars – G51 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. e4 cxd4 7. e5 Ng8 8. Bg2 Nc6 9. O-O Bb4 10. Qa4 Qc8
43. Olympiad 2018 – Round 8.44 – Leitao, Rafael – 1-0 – Miguel, Sergio – G538 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. e3 Be7 8. O-O O-O 9. Ne5 Bb7 10. b3 Qc7
Biel Interzonal 1993 – Round 5 – Van Wely, Loek – 0-1 – Hjartarson, Johann – G116 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 c5 6. Bg2 Nc6 7. O-O cxd4 8. a3 Qc8 9. b4 Bb7 10. Bb2 Be7

E15e — Nimzowitsch (1953)

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Nbd2 c5

Les coups candidats

6.Bg2 — 67.2% (445 parties)

Ambassadeurs : Bronstein, David I (4x), Dautov, Rustem (4x), Postny, Evgeny (4x), Nedeljkovic, Srecko M (3x), Unzicker, Ferdinand, Dr. (3x), Hertneck, Gerald (3x), Mahmood Lodhi (3x), Krajnak, Robert (3x)

6.e4 — 32.0% (212 parties)

Ambassadeurs : Tregubov, Pavel V. (5x), Alekseev, Evgeny (5x), Dautov, Rustem (4x), Gipslis, Aivars (3x), Sosonko, Gennadi (3x), Aseev, Konstantin N (3x), Nepomnishay, Mikhail I. (3x), Wahjuwidajat, Utut Adianto (3x)

6.Qa4 — 0.3% (2 parties)

Ambassadeurs : Gofstein, Leonid (1x), Danielyan, Gurgen (1x), Rosenberger, Berthold (1x), Stoll, Alexander (1x)

6.e3 — 0.2% (1 parties)

Ambassadeurs : Saralegui, Mario (1x), Almada, Enrique (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.Bg2	6.e4	6.Qa4	6.e3
<1800	12	67%	33%	—	—
1800-2200	147	68%	31%	—	1%
2200-2600	429	67%	32%	0%	—
2600+	9	44%	56%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6.Bg2	6.e4	6.Qa4	6.e3
1950s	14	93%	7%	—	—
1960s	9	67%	33%	—	—
1970s	20	65%	30%	5%	—
1980s	79	57%	41%	1%	1%
1990s	127	78%	22%	—	—
2000s	191	71%	28%	—	—
2010s	166	57%	43%	—	—
2020s	56	71%	29%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.Bg2	57%	71%	▲ +14.8%
6.e4	43%	29%	▼ -14.8%
6.Qa4	0%	0%	+0.0%
6.e3	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 1 partie
Tal, Mikhail — 1 partie

Parties historiques

6.Bg2 — 67.2% (445 parties)

1953 — Bronstein, David I vs Taimanov, Mark — 1/2-1/2 — Zurich SUI
1954 — Eugenio, Sarah De Oliveira vs Eken, Max — 0-1 — Zurich SUI
1954 — Nedeljkovic, Srecko M vs Bronstein, David I — 1/2-1/2 — Belgrade SRB
1954 — Nedeljkovic, Srecko M vs Bronstein, David I — 1/2-1/2 — Belgrade SRB
1954 — Nedeljkovic, Srecko M vs Nievergelt, Erwin — 1-0 — Belgrade SRB

6.e4 — 32.0% (212 parties)

1956 — Bertholdt, Dieter vs Asmundsson, Ingvar — 0-1 — Uppsala
1967 — Uhlmann, Wolfgang vs Keres, Paul — 1/2-1/2 — Moscow RUS
1968 — Uhlmann, Wolfgang vs Thorbergsson, Freysteinn — 1/2-1/2 — Reykjavik ISL
1969 — Gufeld, Eduard vs Gipslis, Aivars — 1-0 — Moskou ch-URS
1971 — Mititelu, Alexandra vs Minev, Georges — 1-0 — Bucharest ROU

6.Qa4 — 0.3% (2 parties)

1973 — Gofstein, Leonid vs Danielyan, Gurgen — 1/2-1/2 — USSR
1981 — Rosenberger, Berthold vs Stoll, Alexander — 1/2-1/2 — Krumbach

6.e3 — 0.2% (1 parties)

1989 — Saralegui, Mario vs Almada, Enrique — 0-1 — Uruguay