E39e — Nimzo-Indian: Classical, Pirc, 6.Nf3 Na6

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.Nf3 Na6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (4v2), case forte e4, case forte b5, case forte g5, paire de fous, colonne d.
Faiblesses adverses : arriéré d7, Bc8 enfermé.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 4 pièces non développées (C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, menace e5, libère Bf1
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte c5, Bb4 actif, paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre, pawn c5 en prise.
Problèmes : Bc8 enfermé, arriéré d7.
Plans :
● ...d6 — Libérer Bc8
● ...Bg4 — Clouer Nf3
● ...d5 — Rupture
● ...e5 — Rupture
● ...Rc — Tour sur colonne c

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E39e — Classical Pirc

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.Nf3 Na6

Eval: [+0.10]

Les coups candidats

7.g3 — 53.7% (1620 parties) →

Ambassadeurs : Rawlings, Alan J C (50x), Kopasov, Evgeny (31x), Morcin, Tom (15x), Bobel, Philippe (15x), Annakov, Babakuli (13x), Boensch, Uwe (13x), Rajlich, Iweta (12x), Vera Gonzalez-Quevedo, Reynaldo (12x)

7.a3 — 19.6% (590 parties) →

Ambassadeurs : Kaposztas, Miklos (5x), Koskela, Niina (5x), Kasznia, Ireneusz (4x), Enevoldsen, Jens (3x), Keres, Paul Petrovich (3x), Gipslis, Aivars (3x), Keller-Hermann, Edith (3x), Dive, Russell John (3x)

7.Bd2 — 10.3% (311 parties) →

Ambassadeurs : Haik, Aldo (8x), Jacimovic, Dragoljub (6x), Keres, Paul (4x), Finegold, Benjamin (4x), Bagirov, Vladimir (3x), Toth, Bela (3x), Polugaevsky, Lev (3x), Foisor, Ovidiu-Doru (3x)

7.e3 — 7.4% (222 parties)

Ambassadeurs : Knezevic, Milorad (17x), Sakalauskas, Vaidas (7x), Ivkov, Borislav (5x), Flohr, Salo (3x), Andersson, Ulf (3x), Romanishin, Oleg M (3x), Timoscenko, Gennadij (3x), Wunderlich, Chris (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.g3	7.a3	7.Bd2	7.e3
<1800	37	38%	30%	11%	8%
1800-2200	657	53%	23%	9%	4%
2200-2600	1791	59%	16%	9%	7%
2600+	145	68%	7%	4%	7%

Évolution par décennie (% des parties)

Décennie	N parties	7.g3	7.a3	7.Bd2	7.e3
1930s	5	—	60%	40%	—
1940s	26	27%	35%	23%	12%
1950s	54	9%	39%	19%	28%
1960s	47	9%	34%	30%	21%
1970s	48	—	31%	38%	31%
1980s	132	19%	24%	30%	15%
1990s	398	41%	29%	13%	10%
2000s	503	23%	36%	16%	13%
2010s	1466	72%	11%	5%	3%
2020s	336	72%	11%	7%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.g3	72%	72%	+0.2%
7.a3	11%	11%	-0.3%
7.Bd2	5%	7%	▲ +2.2%
7.e3	3%	4%	▲ +0.7%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 5 parties
Karpov, Aleksandr — 4 parties
Euwe, Max — 3 parties
Tal, Mikhail — 3 parties
Ju, Wenjun — 3 parties
Carlsen, Magnus — 2 parties
Alekhine, Alexander — 1 partie
Smyslov, Vladimir — 1 partie
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie

Parties historiques

7.g3 — 53.7% (1620 parties)

1941 — Bondarevsky, Igor vs Keres, Paul — 1/2-1/2 — Leningrad RUS
1943 — Kottnauer, Cenek vs Sajtar, Jaroslav — 1/2-1/2 — Prague CZE
1943 — Foltys, Jan vs Keres, Paul — 0-1 — Prague CZE
1946 — Vasiliev, Vladislav vs O'Reilly, Edward — 1/2-1/2 — Leningrad RUS
1949 — O'Kelly, Albéric de Galway vs Szabo, Laszlo — 1/2-1/2 — Trencianske Teplice SVK

7.a3 — 19.6% (590 parties)

1934 — Belavenets, Sergey vs Lisitsin, Georgy — 1/2-1/2 — Leningrad ch-URS
1935 — Capablanca, Jose vs Fairhurst, William — 1/2-1/2 — Margate ENG
1938 — Schmidt, Pascal vs Keres, Paul — 0-1 — Noordwijk
1940 — Mikenas, Vladas vs Keres, Paul Petrovich — 1/2-1/2 — 01, Tallinn ,Estonia-Lithuani
1945 — Koblencs, Alexander vs Keres, Paul Petrovich — 0-1 — Tallinn EST

7.Bd2 — 10.3% (311 parties)

1935 — Frydman, Paulino vs Marshall, Frank — 1/2-1/2 — Warsaw POL
1939 — Enevoldsen, Jens vs Keres, Paul — 0-1 — Buenos Aires ARG
1943 — Foltys, Jan vs Alekhine, Alexander — 1/2-1/2 — Salzburg AUT
1944 — Laisaari, M. vs Keres Paul Petrovich — 0-1 — Helsinki FIN
1947 — Boleslavsky, Isaac vs Plater, Kazimierz — 1/2-1/2 — Moscow RUS

7.e3 — 7.4% (222 parties)

1947 — Flohr, Salo vs Tolush, Alexander — 1/2-1/2 — Leningrad ch-URS
1948 — Pirc, Vasja vs Bondarevsky, Igor — 1/2-1/2 — Saltsjobaden SWE
1949 — Van Scheltinga, Theo vs Gligoric, Svetozar — 0-1 — Belgrade SRB
1952 — Knothe, Karl vs Schlieder, Rolf — 0-1 — Binz GER
1952 — Najdorf, Miguel vs Keres, Paul Petrovich — 1/2-1/2 — Helsinki FIN

	♔ Blancs	♚ Noirs
Pions doublés	● c4, ● c5	—
Pions isolés	—	—
Arriérés	—	● d7
Chaînes	—	● d7→e6, f7→e6
Passés	—	—
Majorité	● aile_dame 4v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● b5 (2v0), ● g5 (2v0)	● c5 (2v0)
Cases faibles	—	—
Centre	● d4 (1v0), ● e4 (2v1), ● e5 (1v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bb4		● Bb4 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	4 (c1, f1, a1, h1)	2 (c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● e2-e3	● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
1947 Leningrad ch-URS – Round 10 – Flohr, Salo – 1/2-1/2 – Tolush, Alexander – G105 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Rc8
1948 Saltsjobaden Interzonal – Round 19 – Pirc, Vasja – 1/2-1/2 – Bondarevsky, Igor – G171 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Ba6 10. a3 Bxc3
1949 Hastings4950 – Round 1 – Wood, Beau – 1/2-1/2 – Euwe, Max – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. Bg5 Nxc5 8. a3 Bxc3+ 9. Qxc3 Nfe4 10. Bxd8 Nxc3
1951 DDR Ch – Round 10 – Knothe, Karl – 1/2-1/2 – Schlieder, Rolf – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. Bg5 Nxc5 8. a3 Bxc3+ 9. Qxc3 Nce4 10. Bxf6 Nxf6
1952 DDR Ch 03rd – Round 7 – Knothe, Karl – 0-1 – Schlieder, Rolf – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Bxc5 8. Be2 b6 9. O-O Nb4 10. Qb1 Bb7
1952 Helsinki olm – Round 1 – Najdorf, Miguel – 1/2-1/2 – Keres, Paul Petrovich – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
1954 Belgrade – Round 16 – Wade, Robert G – 1/2-1/2 – Pirc, Vasja – G128 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Ba6 10. O-O Rc8
1954 Kiev ch-URS – Round 1 – Flohr, Salo – 1/2-1/2 – Kholmov, Ratmir D – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. Nf3 O-O 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
1955 American Continental – Round 7 – Dodero, Emilio – 1-0 – Corte, Cesar J – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Bxc5 8. a3 d5 9. b4 Be7 10. Bb2 dxc4
1956 GDR Ch – Round 12 – Knothe, Karl – 0-1 – Dittmann, Sieghart – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. a3 Bxc3+ 9. Qxc3 b6 10. Be2 Bb7
1957 URS Ch, semi final – Round 8 – Sakharov, Yuri G. – 1/2-1/2 – Bonch-Osmolovsky, Mikhail – G74 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. a3 Bxc3
1958 Argentina – Round 3 – Reinhardt, Enrique – 0-1 – Redolfi, Argentino Rodolfo – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
1958 Torneo de las Americas 1st – Round 5 – Sanchez Frank Clemente – 0-1 – De Greif, Boris – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Nb5 Bxd2+ 10. Nxd2 Bb7
1958 YUG Ch 13th – Round 18 – Puc, Stojan – 1/2-1/2 – Matanovic, Aleksandar – G98 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Be2 Nce4 9. Bd2 Nxd2 10. Nxd2 d5
1958 YUG Ch 13th – Round 9 – Puc, Stojan – 1/2-1/2 – Djurasevic, Bozidar – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Be2 b6 9. O-O Ba6 10. Nd1 Bb7
1959 Alekhine Memorial – Round 5 – Filip, Miroslav – 1/2-1/2 – Smyslov, Vasily – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Ba6 10. O-O d5
1959 Moscow – Round 1 – Filip, Marius Liviu – 1/2-1/2 – Smyslov, Vladimir – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Ba6 10. O-O d5
1960 Leipzig olm prel – Round 1 – Aguirre Salas, Rosmeri Alessandra – 0-1 – Lehmann, Heinz – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Qe7
1960 Leipzig olm prel – Round 7 – Najdorf, Miguel – 1/2-1/2 – Tal, Mikhail – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
1963 Alekhine Memorial – Round 11 – Smyslov, Vasily – 1/2-1/2 – Keres, Paul Petrovich – G74 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
1963 Hoogovens-B – Round 7 – Wade, Robert G – 1/2-1/2 – Mohrlok, Dieter – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 a5 9. Be2 b6 10. O-O Ba6
1963 LAT Ch – Round ? – Kalnins, Aleksandrs Alans – 0-1 – Klavins, Janis – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. Bg5 Nxc5 8. a3 Bxc3+ 9. Qxc3 Nfe4 10. Bxd8 Nxc3
1965 Buenos Aires – Round 6 – Bolbochan, J. – 1/2-1/2 – Wexler, Bernardo – G40 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nfe4
1965 Chigorin Memorial – Round 10 – Flohr, Salo – 1/2-1/2 – Unzicker, Wolfgang – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
1967 URS Team Ch – Round 1 – Kotov Lundqvist, Alex – 0-1 – Kholmov, Ratmir D – G24 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Qc2 c5 5. dxc5 Na6 6. Nf3 O-O 7. e3 Nxc5 8. a3 Bxc3+ 9. Qxc3 a5 10. Be2 a4
1969 Rhyl ch-BCF – Round 8 – Lees, David – 0-1 – Cafferty, Bernard – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nfe4
1969 Zagreb – Round 11 – Grdinic, Zvonimir – 1-0 – Zinser, Sylvain – G74 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. Bg5 Nxc5 8. Nd2 d5 9. a3 Bxc3 10. Qxc3 Nce4
40. Olympiad Open 2012 – Round 10.16 – Ivanisevic, Ivan – 1/2-1/2 – Pelletier, Yannick – G548 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. g3 d5 9. a3 Bxc3+ 10. Qxc3 Nc5
Amber-blindfold 18th 2009 – Round 11 – Morozevich, Alexander – 1-0 – Kamsky, Gata – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. g3 Nc5 9. Bd2 d5 10. Bg2 Ba6
Bugojno 1978 – Round 2 – Ivkov, Borislav – 1/2-1/2 – Karpov, Anatoly – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Qe7
Bugojno 1978 – Round 8 – Ivkov, Borislav – 1/2-1/2 – Spassky, Boris V. – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4
FIDE Grand Swiss 2025 – Round 1 – Sarana Alexey – 1/2-1/2 – Xu Xiangyu – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. e3 d5 9. Be2 Bd6 10. a3 c5
Tal Memorial Blitz 2008 – Round 11 – Morozevich, Alexander – 1/2-1/2 – Leko, Peter – G93 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. a3 Bxc3+ 9. Qxc3 d5 10. e3 Nc5
Tal Memorial Blitz 2008 – Round 20 – Morozevich, Alexander – 1-0 – Karpov, Anatoly – G163 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. a3 Bxc3+ 9. Qxc3 Nc5 10. Qc2 a5
Tal Memorial Blitz 2008 – Round 31 – Morozevich, Alexander – 0-1 – Ponomariov, Ruslan – G256 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. a3 Bxc3+ 9. Qxc3 Nc5 10. Qc2 a5
Tal Memorial Blitz 2008 – Round 33 – Morozevich, Alexander – 1-0 – Alekseev, Evgeny – G273 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. a3 Bxc3+ 9. Qxc3 d5 10. e3 Nc5
Tal Memorial Blitz 2008 – Round 5 – Carlsen, Magnus – 1/2-1/2 – Leko, Peter – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. c6 bxc6 8. a3 Bxc3+ 9. Qxc3 d5 10. b4 Ne4
Tilburg 1982 – Round ? – Huebner, Robert – 1/2-1/2 – Andersson, Ulf 1949 – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 7. e3 Nxc5 8. Bd2 b6 9. Be2 Bb7 10. O-O Nce4

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