E59d — Nimzo-Indian: Main Line, 9.bxc3 dxc4 10.Bxc4 Qc7 11.a4

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 dxc4 10.Bxc4 Qc7 11.a4 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (2v1), case forte b5, Bc4 actif, paire de fous, colonne b.
Faiblesses adverses : Bc8 enfermé, pawn c5 en prise.
Problèmes : Bc1 enfermé, arriéré c3, isolé a4.
Plans :
● Bd2 — Développer Bc1
● h3 — Empêcher ...Bg4
● Rb — Tour sur colonne b

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte d5, avant-poste d5(C), colonne d.
Faiblesses adverses : arriéré c3, isolé a4, Bc1 enfermé.
Problèmes : Bc8 enfermé.
Plans :
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)
● ...Na5 — Attaquer Bc4
● ...Bg4 — Clouer Nf3
● ...e5 — Rupture
● ...Rd — Tour sur colonne d

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E59d — Main Line

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 dxc4 10.Bxc4 Qc7 11.a4

Eval: [-0.01]

Les coups candidats

11…b6 — 49.2% (95 parties)

Ambassadeurs : Najdorf, Miguel (4x), Reshevsky, Samuel (4x), Junge, Wolfgang (3x), Dorer, Manfred (3x), Fuderer, Andrija (2x), Rabar, Braslav (2x), Fiala, Jaroslav (2x), Glinz, Adolfo Gustavo (2x)

11…Rd8 — 36.3% (70 parties)

Ambassadeurs : Vukovic, Sava (3x), Rabar, Braslav (3x), Lutikov, Anatoly S (2x), Tolush, Alexander V (2x), Popov, Evgeny Nikolaevich (2x), Mills, Bernard Yarnton (1x), Wilson Derek Finlay (1x), Kramer, Haije (1x)

11…e5 — 13.5% (26 parties)

Ambassadeurs : Anderson, Frank Ross (2x), Graf, Alexander (2x), Kuzminykh, Evgeny (1x), Abramov, Lev (1x), Konstantinopolsky, Alexander (1x), Antoshin, Vladimir S (1x), Boleslavsky, Isaac (1x), Kondratiev, Pavel E (1x)

11…Re8 — 0.5% (1 parties)

Ambassadeurs : Duzhakov, Ilya (1x), Lobanov, Sergei (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11…b6	11…Rd8	11…e5	11…Re8
<1800	3	33%	67%	—	—
1800-2200	39	64%	28%	5%	—
2200-2600	96	53%	33%	12%	1%
2600+	2	—	100%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	11…b6	11…Rd8	11…e5	11…Re8
1940s	2	50%	50%	—	—
1950s	35	34%	37%	29%	—
1960s	1	100%	—	—	—
1970s	1	100%	—	—	—
1980s	2	—	—	100%	—
1990s	9	44%	44%	11%	—
2000s	63	48%	40%	13%	—
2010s	73	58%	33%	7%	1%
2020s	7	57%	43%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11…b6	58%	57%	-0.4%
11…Rd8	33%	43%	▲ +10.0%
11…e5	7%	0%	▼ -6.8%
11…Re8	1%	0%	▼ -1.4%

Joueurs célèbres

Champions du monde dans cette position

Hou, Yifan — 1 partie

Parties historiques

11…b6 — 49.2% (95 parties)

1949 — Gligorić, Svetozar vs Rossolimo, Nicolas — 1-0 — Venice ITA
1950 — Wood, Gabriel vs Jones Mitchell, Gabriel — 1-0 — corr Wch1
1953 — Donner, Jan-Hein vs Kupper, Josef — 1-0 — Opatija
1953 — Najdorf, Miguel vs Reshevsky, Samuel — 1-0 — Match Buenos Aires
1953 — Najdorf, Miguel vs Reshevsky, Samuel — 1/2-1/2 — Zurich SUI

11…Rd8 — 36.3% (70 parties)

1947 — Mills, Bernard Yarnton vs Wilson Derek Finlay — 1-0 — Adelaide AUS
1951 — Kramer, Haije vs Poulsen, Christian — 1/2-1/2 — Beverwijk NED
1951 — Nikolac, Juraj vs Matanovic, Aleksandar — 0-1 — Sarajevo BIH
1952 — Vukovic, Sava vs Rabar, Braslav — 0-1 — ?
1952 — Vukovic, Sava vs Rabar, Braslav — 0-1 — Belgrade SRB

11…e5 — 13.5% (26 parties)

1950 — Kuzminykh, Evgeny vs Abramov, Lev — 0-1 — Leningrad RUS
1951 — Boleslavsky, Isaac vs Kondratiev, Pavel E — 1/2-1/2 — URS-ch sf Sverdlovsk
1952 — Moiseev, Oleg vs Byvshev, Vasily — 1-0 — Moskou ch-URS
1953 — Reshevsky, Samuel vs Najdorf, Miguel — 1/2-1/2 — Buenos Aires ARG
1953 — Vaitonis, Povilas vs Anderson, Frank Ross — 0-1 — Winnipeg CAN

11…Re8 — 0.5% (1 parties)

2012 — Duzhakov, Ilya vs Lobanov, Sergei — 0-1 — St Petersburg RUS

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	● a4	—
Arriérés	● c3	—
Chaînes	● f2→e3, c3→d4, e3→d4	● f7→e6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	● d5 (2v1)
Cases faibles	—	● e5
Centre	● d4 (4v2)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● b	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 3)
Bc4	● Bc4 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	Non
Non développées	2 (c1, a1)	2 (c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d4-d5, ● e3-e4	● …e6-e5

Partie
1949 Venice – Round 7 – Gligorić, Svetozar – 1-0 – Rossolimo, Nicolas – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 Nc6 7. O-O O-O 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1951 URS Ch sf Sverdlovsk – Round 8 – Boleslavsky, Isaac – 1/2-1/2 – Kondratiev, Pavel E – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3 O-O 6. Bd3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1951 YUG Ch 7th – Round 3 – Nikolac, Juraj – 0-1 – Matanovic, Aleksandar – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 Nc6 7. O-O O-O 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1952 JUG Ch – Round 17 – Vukovic, Sava – 0-1 – Rabar, Braslav – G106 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1952 JUG Ch – Round 8 – Vukovic, Sava – 1/2-1/2 – Djurasevic, Bozidar – G52 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Bb4 5. e3 O-O 6. Bd3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1952 Moskou ch-URS – Round ? – Moiseev, Oleg – 1-0 – Byvshev, Vasily – G158 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Bd3 O-O 7. O-O d5 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1952 Rio de Janeiro – Round 3 – Rabar, Braslav – 1/2-1/2 – German, Eugenio – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 Nc6 7. O-O O-O 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1953 Bucharest – Round 12 – Tolush, Alexander V – 1-0 – Troianescu, Octav – G114 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1953 Buenos Aires m – Round 14 – Najdorf, Miguel – 0-1 – Reshevsky, Samuel – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1953 Buenos Aires m – Round 16 – Najdorf, Miguel – 1-0 – Reshevsky, Samuel – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O Nc6 8. a3 dxc4 9. Bxc4 Bxc3 10. bxc3 Qc7
1953 Candidats Tournament – Round 1 – Najdorf, Miguel – 1/2-1/2 – Reshevsky, Samuel – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1953 Opatija – Round 2 – Donner, Jan-Hein – 1-0 – Kupper, Josef – G19 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1953 Wch-jr final – Round 2 – Panno, Oscar – 1-0 – Ivkov, Borislav – G4 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1954 URS Ch sf – Round 7 – Lutikov, Anatoly S – 1-0 – Tolush, Alexander V – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1954 URS Team Ch – Round 8 – Lutikov, Anatoly S – 1/2-1/2 – Shishov, Mikhail – G139 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1956 Moscow olm fin-B – Round 1 – Uhlmann, Wolfgang – 0-1 – Olafsson, Fridrik – G4 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1958 WchT U26 fin-A 05th – Round 1 – Kolarov, Atanas Stefanov – 1/2-1/2 – Blatny, Frantisek – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7
1964 Kislovodsk – Round 1 – Liberzon, Roman – 1/2-1/2 – Averbakh, Yuri L – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 Qc7 10. a4 dxc4

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