E43g — Nimzo-Indian: Nimzowitsch, 5.Nf3 Bb7 6.Bd3 Ne4

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 Ne4 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte e4, case forte b5, case forte e5, Bd3 actif, paire de fous.
Faiblesses adverses : roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, 3 pièces non développées (C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Bd2 — Développer Bc1
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte g5, Bb4 actif, Bb7 actif, paire de fous.
Faiblesses adverses : Bc1 enfermé, roi blanc au centre.
Problèmes : roi au centre, 3 pièces non développées (B8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nc6 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...c5 — Rupture
● ...d6 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E43g — Nimzowitsch

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 Ne4

Eval: [+0.31]

Les coups candidats

7.O-O — 47.2% (932 parties) →

Ambassadeurs : Chatalbashev, Boris (18x), Georgiev, Vladimir (14x), Lukacs, Peter (8x), Cafferty, Bernard (8x), Bisguier, Arthur B (7x), Navarovszky, Laszlo (7x), Langeweg, Kick (6x), Ward, Chris G (6x)

7.Qc2 — 43.0% (850 parties)

Ambassadeurs : Inkiov, Ventzislav (7x), Dehaybe, Andre (4x), Levenfish, Grigory (3x), Soultanbeieff, Victor (3x), Minev, Nikolay N (3x), Hecht, Hans-Joachim (3x), Kuzubov, Yuriy (3x), Einarsson, Bergsteinn (3x)

7.Bd2 — 4.6% (90 parties)

Ambassadeurs : Tartakower, Savielly (2x), Kallio, Heikki (2x), Kabanevsky, Artur Eduardovich (2x), Purdy, Cecil J S (1x), Wahltuch, Victor (1x), Bronstein, Luis Marcos (1x), Debarnot, Roberto (1x), Coudari, Camille (1x)

7.Bxe4 — 3.4% (68 parties)

Ambassadeurs : Kolanek, Roman (3x), Luers, Lavas (2x), Junge, Wolfgang (2x), Kjaerstad, Eivind J (1x), Larsen, Stig Borje (1x), Belistri, Ubaldo (1x), Agnolin Diaz, Antonio (1x), Kuivasto, Kalevi (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.O-O	7.Qc2	7.Bd2	7.Bxe4
<1800	36	28%	42%	17%	8%
1800-2200	584	29%	56%	6%	6%
2200-2600	936	59%	35%	3%	2%
2600+	25	80%	20%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7.O-O	7.Qc2	7.Bd2	7.Bxe4
1920s	4	—	75%	25%	—
1930s	5	—	100%	—	—
1940s	10	30%	60%	10%	—
1950s	25	48%	48%	—	—
1960s	73	55%	44%	1%	—
1970s	95	71%	24%	2%	2%
1980s	149	60%	38%	1%	1%
1990s	297	54%	38%	4%	3%
2000s	553	47%	43%	6%	3%
2010s	670	39%	48%	5%	5%
2020s	95	40%	45%	8%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.O-O	39%	40%	▲ +0.7%
7.Qc2	48%	45%	▼ -2.8%
7.Bd2	5%	8%	▲ +3.5%
7.Bxe4	5%	6%	▲ +1.2%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 2 parties
Botvinnik, Mikhail — 2 parties
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

7.O-O — 47.2% (932 parties)

1944 — Denker, Arnold S vs Fine, Rueuben — 1-0 — New York, NY USA
1945 — Shipman, Walter vs Fine, Reuben — 0-1 — New York rapid trans
1947 — Luckis, Marcos vs Benko, Francisco — 0-1 — Buenos Aires ch-ARG
1952 — Geller, Efim P. vs Kramer, Hanspeter — 1-0 — Helsinki FIN
1955 — Petrosian, Tigran A. vs Averbakh, Yuri L — 1/2-1/2 — Moskou ch-URS

7.Qc2 — 43.0% (850 parties)

1929 — Rosselli, Stefano vs Monticelli, Mario — 0-1 — Firenze ITA
1929 — Winter, William vs Capablanca, Jose — 0-1 — Ramsgate
1929 — De Winter Gallegos, Willy vs Capablanca, Jose — 0-1 — Ramsgate ENG
1932 — Rellstab, Ludwig Sr vs Sapira, Emmanuel — 1-0 — Hastings ENG
1933 — Goglidze, Viktor vs Levenfish, Grigory — 1-0 — ?

7.Bd2 — 4.6% (90 parties)

1929 — Wahltuch, Victor vs Tartakower, Savielly — 0-1 — It Scarborough ENG
1946 — Purdy, Cecil J S vs Tartakower, Savielly — 1/2-1/2 — Australia
1969 — Bronstein, Luis Marcos vs Debarnot, Roberto — 1/2-1/2 — Buenos Aires ARG
1972 — Coudari, Camille vs Zuk, Robert D. — 1/2-1/2 — Toronto CAN
1973 — Ang Ang Koch vs Cosulich, Roberto — 0-1 — Imperia

7.Bxe4 — 3.4% (68 parties)

1970 — Kuivasto, Kalevi vs Honkanen, Lauko — 0-1 — ?
1974 — Arambel, Sergio vs Alonso-Lej De Las Casas, Fernando — 1/2-1/2 — Zarate
1981 — Belistri, Ubaldo vs Agnolin Diaz, Antonio — 1-0 — Buenos Aires ARG
1988 — Kjaerstad, Eivind J vs Larsen, Stig Borje — 1/2-1/2 — ?
1993 — Ayan Schneider vs Muller, Wilhelm — 1/2-1/2 — Budapest HUN

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● a7→b6, c7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bd3	● Bd3 Actif (mob. 5)
Bb4		● Bb4 Actif (mob. 7)
Bb7		● Bb7 Actif (mob. 4)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	3 (c1, a1, h1)	3 (b8, 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	semi-ouvert
Ruptures	● c4-c5, ● d4-d5	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1929 Ramsgate schev – Round 6 – Winter, William – 0-1 – Capablanca, Jose – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. O-O Nxc3 9. bxc3 Bxf3 10. gxf3 Qg5+
1933 Leningrad ch-URS – Round 1 – Goglidze, Viktor – 1-0 – Levenfish, Grigory – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1935 Warsaw POL – Round 16 – Rethy, Pal – 1/2-1/2 – Luckis, Markas – G101 1. Nf3 Nf6 2. d4 b6 3. c4 Bb7 4. Nc3 e6 5. e3 Bb4 6. Bd3 Ne4 7. Qc2 f5 8. Bd2 Bxc3 9. Bxc3 O-O 10. O-O-O Nxc3
1936 Margate – Round 5 – Thomas, George Alan – 0-1 – Milner Barry, Philip – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nf3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. a3 Bxc3+ 9. bxc3 O-O 10. O-O d6
1944 Mar del Plata – Round 1 – Najdorf, Miguel – 1-0 – Luckis, Marcos – G9 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1946 Maastricht – Round 4 – Soultanbeieff, Victor – 1-0 – Alexander Ronald Cheng – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Nxc3 9. bxc3 Bxf3 10. gxf3 Bd6
1949 Moskou ch-URS – Round 1 – Levenfish, Grigory – 0-1 – Goldberg, Grigory A – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 d5
1951 Wertheim Memorial – Round 2 – Kramer, George – 1/2-1/2 – Fine, Reuben – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2
1953 Wch U20 fin-A – Round 4 – Panno, Oscar – 1/2-1/2 – Reichel, Ewald – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 c5 10. Ne1 O-O
1956 Alekhine Memorial – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Bronstein, David I – G54 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. e3 Bb7 5. Nc3 Bb4 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2
1958 HUN Ch 13th – Round 17 – Gasztonyi, Endre – 0-1 – Bilek, Istvan – G143 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Nc3 Bb4 6. Bd3 Ne4 7. Qc2 f5 8. Bd2 Bxc3 9. Bxc3 O-O 10. O-O-O d6
1959 Asztalos Memorial – Round 2 – Forintos, Gyozo V – 1/2-1/2 – Kluger, Gyula – G6 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Ne1 d6
1959 York ch-BCF – Round 11 – Haygarth, Michael J – 1/2-1/2 – Littlewood, John E – G126 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1960 Hastings6061 – Round 5 – Green, Arnold Yorvath – 0-1 – Littlewood, John E – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1960 Leipzig olm fin-A – Round 10 – Minev, Nikolay N – 1-0 – Langeweg, Kick – G173 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. a3 Bxc3+ 9. bxc3 O-O 10. O-O c5
1960 Leipzig olm prel – Round 2 – Holm, Sejer – 1-0 – Lengyel, Laszlo – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1960 Mar del Plata – Round 14 – Bielicki, Carlos – 1/2-1/2 – Olafsson, Fridrik – G109 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2
1961 IBM – Round 10 – Enevoldsen, Jens – 1-0 – Armoon Tan, Hooman – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2
1961 IBM – Round 3 – Johner, Hans – 1/2-1/2 – Armoon Tan, Hooman – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2
1964 DEN Ch Holstebro – Round 7 – Hamann, Svend – 0-1 – Andersen, Borge – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1964 UKR Ch – Round 15 – Shianovsky, Vladislav I – 1/2-1/2 – Lazarev, Efim M. – G92 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1966 Sunderland ch-BCF – Round 4 – Sully, David – 0-1 – Fazekas, Stephan – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. a3 Bxc3+ 9. bxc3 O-O 10. Bb2 d6
1968 Alma Ata ch-URS – Round 17 – Averbakh, Yuri L – 1/2-1/2 – Cseshkovsky, Vitaly – G146 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1968 Lugano SUI – Round 3 – Romani, Elio – 0-1 – Keene, Raymond D – G68 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. Bd2 Bxc3 9. Bxc3 O-O 10. Be2 d6
1968 Netanya-A – Round 13 – Aloni, Itzchak – 0-1 – Fischer, Robert J – G79 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
1969 Buenos Aires – Round 4 – Bronstein, Luis Marcos – 1/2-1/2 – Debarnot, Roberto – G25 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd3 Ne4 7. Bd2 Nxd2 8. Qxd2 O-O 9. a3 Bxc3 10. Qxc3 d6
FIDE World Rapid 2014 – Round 5.28 – Wang, Hao(ZJWZ) – 1-0 – Amin, Bassem – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Qh4
Hoogovens 1985 – Round 2 – Portisch, Lajos – 1/2-1/2 – Van der Wiel, John T.H. – G7 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Ne1 Nc6
Niksic 1983 – Round 14 – Portisch, Lajos – 1-0 – Nikolic, Predrag – G89 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. e3 Bb7 6. Bd3 Ne4 7. Qc2 f5 8. O-O Bxc3 9. bxc3 O-O 10. Nd2 Nxd2
World Blitz 2016 – Round 16.17 – Bu, Xiangzhi – 0-1 – Vallejo Pons, Francisco – G631 1. Nf3 e6 2. c4 b6 3. Nc3 Bb7 4. d4 Bb4 5. e3 Nf6 6. Bd3 Ne4 7. Qc2 Bxc3+ 8. bxc3 f5 9. O-O O-O 10. Ne1 Nc6

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