Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● e6→d5, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	—
Cases faibles	● e4	—
Centre	● d4 (1v0), ● e5 (1v0)	● d5 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bf1	● Bf1 Non développé (mob. 2)
Bb4		● Bb4 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	5 (● g1, ● c1, ● f1, ● a1, ● h1)	3 (● b8, ● 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	fermé
Ruptures	● e3-e4	● …e6-e5

E34d — Nimzo-Indian: Classical, Noa, 5.e3 O-O

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.e3 O-O * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nf3 (Développer g1 — 49 % des parties) ; a3 (Préparer expansion aile dame — 22 % des parties) ; Bd3 (Fou actif (mobilité 6), Développer f1 — 17 % des parties) ; Bd2 (Développer c1 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...c5 (Frapper le centre adverse — 33 % des parties) ; ...b6 (Préparer le fianchetto — 21 % des parties) ; ...Bxc3+ (Fou actif (mobilité 6) — 16 % des parties) ; ...Nbd7 (Développer b8 — 7 % des parties) ; ...Be7 (6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1926 Hannover – Round 1 – Rubinstein, Akiba – 1-0 – Antze, Oskar – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 b6 8. Nf3 dxc4 9. Bxc4 Ba6 10. Bxa6 Nxa6
1927 London – Round 6 – Nimzowitsch, Aron – 0-1 – Marshall Viele, Fabrizio Aaron – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. cxd5 exd5 9. Nf3 c5 10. dxc5 bxc5
1928 Hastings Premier /29 9th – Round 3 – Michell, Reginald – 1-0 – Norman, George – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd3 Nbd7 7. Nf3 c5 8. O-O a6 9. b3 b6 10. Bb2 Bb7
1928 Hastings Premier /29 9th – Round 4 – Norman, George – 1-0 – Yates, Frederic D – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e3 d5 6. Bd3 c5 7. dxc5 Nbd7 8. cxd5 Nxc5 9. Nf3 Qxd5 10. Be2 Bd7
1928 Kautsky mem5 – Round ? – Thelen, Bedrich – 0-1 – Richter, Emil – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 b6 7. a3 Be7 8. cxd5 exd5 9. Bd3 Bb7 10. O-O c5
1929 Budapest – Round 1 – Rubinstein, Akiba – 1/2-1/2 – Przepiorka, Dawid – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd2 b6 7. Nf3 Bb7 8. Rc1 c5 9. dxc5 Bxc5 10. cxd5 Nxd5
1929 Karlsbad – Round 1 – Becker, Albert – 1-0 – Yates, Frederic D – G56 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 dxc4 9. Bxc4 cxd4 10. cxd4 b5
1929 Rosario – Round ? – Maderna, Carlos – 0-1 – Nogues Acuna, Alejandro – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. cxd5 exd5 9. Nf3 c5 10. dxc5 bxc5
1930 Nice Nice FRA – Round 10 – Reilly, Brian – 1-0 – Colle, Edgar – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Qa5 9. Bd2 Ne4 10. Bd3 f5
1932 BCF Ch 25th – Round 4 – Alexander, Frederick Forrest L – 1/2-1/2 – Michell, Reginald – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd2 Nbd7 7. Nf3 c5 8. Bd3 cxd4 9. exd4 dxc4 10. Bxc4 a6
1933 Trebitsch Memorial 16th – Round 3 – Hoenlinger, Baldur – 1/2-1/2 – Becker, Albert – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. dxc5 dxc4 8. Bxc4 Bxc5 9. O-O a6 10. a3 Nbd7
1933 Western Chess Association – Round 4 – Factor, Samuel D – 0-1 – Fine, Reuben – G3 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. dxc5 Nc6 8. cxd5 exd5 9. Bd3 d4 10. exd4 Bg4
1934 Leningrad ch-URS – Round 1 – Riumin, Nikolai – 0-1 – Ragozin, Viacheslav – G62 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 Nc6 7. a3 Bxc3+ 8. Qxc3 Bd7 9. b4 a5 10. b5 Na7
1936 New York ch-USA – Round 10 – Kashdan, Isaac – 1-0 – Steiner, Heinrich Jun. – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 Nbd7 8. cxd5 exd5 9. Bd3 c6 10. O-O Re8
1936 Olympiad (unofficial) – Round 20 – Havasi, Kornel – 1/2-1/2 – Kiprov Alexander Alexandro – G137 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 b6 8. Nf3 Nbd7 9. b4 c5 10. Bb2 Bb7
1937 Prague – Round 1 – Prokop, Frantisek – 0-1 – Gilg, Karl – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd3 c5 7. Nf3 dxc4 8. Bxc4 cxd4 9. Nxd4 e5 10. Ne2 Ng4
1937 Stockholm SWE – Round 1 – Van Scheltinga, Theo – 1-0 – Golombek, Harry – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Qc2 O-O 6. a3 Be7 7. Nf3 Nbd7 8. Bd3 c5 9. b3 b6 10. Bb2 Bb7
1938 Trade Unions – Round 9 – Zagoriansky, Evgeny – 0-1 – Ragozin, Viacheslav – G69 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. e3 Nf6 5. Qc2 O-O 6. a3 Be7 7. Nf3 Nbd7 8. Bd3 c5 9. cxd5 exd5 10. O-O a6
1945 Moscow Ch – Round 11 – Alatortsev, Vladimir N. – 0-1 – Ragozin, Viacheslav – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 Nbd7 7. a3 Be7 8. Bd3 c5 9. O-O cxd4 10. exd4 dxc4
1945 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 0-1 – Romanovsky, Pjotr – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 a5 8. Nf3 Nc6 9. b3 Bd7 10. Bb2 a4
1945 Moskou ch-URS – Round 1 – Rudakovsky, Iosif – 1/2-1/2 – Romanovsky, Pjotr – G5 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 Nbd7 8. c5 c6 9. Bd3 Qc7 10. e4 Nxe4
1945 URS-sf – Round 4 – Alatortsev, Vladimir N. – 0-1 – Kan, Ilya A – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 b6 9. cxd5 Qxd5 10. c4 Qd6
1946 New York – Round 1 – Partos, Charles – 0-1 – Abad Gonzalez, Jose Miguel – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 Nbd7 7. a3 Be7 8. Bd3 dxc4 9. Bxc4 c5 10. O-O cxd4
1948 Moskou ch-URS – Round 9 – Alatortsev, Vladimir N. – 1-0 – Averbakh, Yuri L – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 c5 8. dxc5 Bxc5 9. Be2 Nc6 10. O-O dxc4
1949 GER Ch – Round ? – Steger, Alexander – 0-1 – Bogoljubow, Efim – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Bd3 c5 7. Nf3 Nc6 8. dxc5 Bxc5 9. a3 Bd6 10. O-O Ne5
1950 FRG Ch Bad Pyrmont GER – Round 10 – Troeger, Paul – 1-0 – Eisinger, Max Jr – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. Bd2 c5 7. a3 Bxc3 8. bxc3 Nc6 9. Nf3 Ne4 10. Be2 Bd7
1950 Moskou ch-URS – Round 1 – Alatortsev, Vladimir N. – 1-0 – Lipnitsky, Isaac – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 c6 8. Bd3 Qc7 9. e4 dxe4 10. Nxe4 Nxe4
1951 Moskou ch-URS – Round 1 – Kotov Lundqvist, Alex – 1-0 – Novotelnov, Nikolai – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c6 7. Bd3 Nbd7 8. O-O dxc4 9. Bxc4 Bd6 10. Rd1 Qe7
1953 Hollywood Invitational – Round ? – Matzner, Stephen – 0-1 – Kashdan, Isaac – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Qc7 9. cxd5 exd5 10. Be2 Ne4
1954 URS Team Ch – Round 10 – Goldberg, Grigory A – 1/2-1/2 – Goldin, Vladimir M. – G176 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Qc2 O-O 5. e3 d5 6. a3 Be7 7. Nf3 b6 8. cxd5 exd5 9. Be2 Re8 10. O-O Bf8
1956 Moscow olm fin-A – Round 9 – Aloni, Izak – 1/2-1/2 – Matanovic, Aleksandar – G148 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 c5 8. Nf3 Nc6 9. Bd3 b6 10. O-O Ba6
1958 Munich olm prel – Round 4 – Aloni, Itzchak – 1/2-1/2 – Palmason, Gudmundur – G88 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. Qxc3 b6 8. b3 Ba6 9. Nf3 c5 10. Bd3 Nc6
1964 Open – Round 2 – Bermudez Adams, William – 0-1 – Spiller, Arthur R – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Re8 9. O-O Bb7 10. Ne5 a6
1964 Tel Aviv olm prel – Round 4 – Zegada, J. – 0-1 – Udovcic, Mijo – G133 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. Nf3 Ba6 9. Nd2 Nc6 10. e4 Na5
1965 ISR Ch – Round 7 – Aloni, Itzchak – 1-0 – Richter, Yosef – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Bd6 7. c5 Be7 8. Bd3 Nbd7 9. f4 Re8 10. Nf3 Nf8
1965 Tbilisi – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Buslaev, Alexander – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 b6 8. b4 Bb7 9. c5 a5 10. Rb1 axb4
1967 FRA Ch Dieppe FRA – Round 3 – Thiellement, Andre – 0-1 – Boutteville, Cesar – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nbd7 9. a4 Re8 10. Bb2 Qa5
1967 ISR Ch – Round 4 – Aloni, Itzchak – 0-1 – Bernstein, Yaacov – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. a3 Be7 7. Nf3 Nbd7 8. b3 b6 9. cxd5 exd5 10. Bd3 Bb7
1968 Lugano SUI – Round 5 – Hook, William – 1-0 – Jansson, Borje – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Qc2 d5 6. Nf3 b6 7. cxd5 exd5 8. Be2 Bb7 9. O-O a6 10. Rd1 Nbd7
1968 Netanya-A – Round 13 – Yanofsky, Daniel Abraham – 1/2-1/2 – Geller, Uzi – G77 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 b6 8. cxd5 exd5 9. Be2 Be6 10. O-O Nbd7
World Rapid 2021 – Round 11.22 – Gareyev, Timur – 0-1 – Sarana, Alexey – G635 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 O-O 6. a3 Be7 7. Nf3 Nbd7 8. Bd2 b6 9. cxd5 exd5 10. Bd3 c5

E34d — Classical, Noa (1926)

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.e3 O-O

Les coups candidats

6.Nf3 — 49.0% (385 parties)

Ambassadeurs : Toth, Daniel (2x), Krawcewicz, Lucyna (2x), Mikaylenko, Galina (2x), Rachmadi, Herman (2x), Girya, Olga (2x), Niharika Challa (2x), Thiellement, Andre (1x), Boutteville, Cesar (1x)

6.a3 — 22.4% (176 parties)

Ambassadeurs : Aloni, Itzchak (5x), Gareyev, Timur (4x), Alatortsev, Vladimir N. (2x), Palmason, Gudmundur (1x), Richter, Yosef (1x), Szabo, Laszlo (1x), Matanovic, Aleksandar (1x), Kupfer, E. (1x)

6.Bd3 — 17.2% (135 parties)

Ambassadeurs : Aga, Rubin (1x), Cuneo, Raymond J (1x), Neibults (1x), Darznieks, Artur (1x), Henriksen, Palle V. (1x), Hansen, Asgar (1x), De Mayolas, Flavio (1x), Bedjanian, V. (1x)

6.Bd2 — 7.6% (60 parties)

Ambassadeurs : Damodaran, Patrick (2x), Troeger, Paul (1x), Eisinger, Max Jr (1x), Prins, Arie (1x), Weyerstrass, Ronald (1x), Janushkowsky, Alex (1x), Hamilton, Robert (1x), Radi, G Jr (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.Nf3	6.a3	6.Bd3	6.Bd2
<1800	84	45%	27%	18%	8%
1800-2200	428	53%	21%	15%	8%
2200-2600	114	51%	25%	13%	2%
2600+	1	—	100%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6.Nf3	6.a3	6.Bd3	6.Bd2
1950s	14	36%	43%	14%	7%
1960s	18	39%	50%	11%	—
1970s	12	50%	17%	17%	17%
1980s	8	62%	25%	12%	—
1990s	99	38%	24%	26%	7%
2000s	236	53%	19%	17%	8%
2010s	301	50%	22%	17%	6%
2020s	98	49%	21%	11%	15%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.Nf3	50%	49%	▼ -0.9%
6.a3	22%	21%	▼ -0.8%
6.Bd3	17%	11%	▼ -5.7%
6.Bd2	6%	15%	▲ +9.7%

Parties historiques

6.Nf3 — 49.0% (385 parties)

1951 — Kotov, Alexander vs Novotelnov, Nikolai — 1-0 — Moskou ch-URS
1953 — Matzner, Stephen vs Kashdan, Isaac — 0-1 — Hollywood, CA
1957 — Steedman, Peggy vs Hoensch, Iren — 0-1 — ?
1958 — Gutierrez Herrera, Jose Antonio vs Fernandez, Bernardo — 1-0 — Pereira
1959 — Tanner, Pedro vs Incutto, Carlos — 0-1 — Buenos Aires ARG

6.a3 — 22.4% (176 parties)

1950 — Alatortsev, Vladimir N. vs Lipnitsky, Isaac — 1-0 — Moskou ch-URS
1952 — Steiner, Herman vs Kashdan, Isaac — 1-0 — Hollywood CA
1954 — Goldberg, Grigory A vs Goldin, Vladimir M. — 1/2-1/2 — Riga LAT
1956 — Aloni, Itzchak vs Matanovic, Aleksandar — 1/2-1/2 — Moscow RUS
1958 — Aloni, Itzchak vs Palmason, Gudmundur — 1/2-1/2 — Munich GER

6.Bd3 — 17.2% (135 parties)

1950 — Henriksen, Palle V. vs Hansen, Asgar — 0-1 — Aalborg DEN
1958 — Neibults vs Darznieks, Artur — 0-1 — Riga LAT
1961 — Aga, Rubin vs Cuneo, Raymond J — 1-0 — San Francisco, CA USA
1962 — De Mayolas, Flavio vs Bedjanian, V. — 0-1 — ?
1970 — Vikander, L. vs OBrien, Erik Michael — 0-1 — Santa Monica, CA USA

6.Bd2 — 7.6% (60 parties)

1950 — Troeger, Paul vs Eisinger, Max Jr — 1-0 — FRG-ch Bad Pyrmont GER
1970 — Janushkowsky, Alex vs Hamilton, Robert — 1/2-1/2 — Sacramento, CA
1973 — Prins, Arie vs Weyerstrass, Ronald — 0-1 — USCI-LarenI
1991 — Radi, G Jr vs Mehlmann, R. — 1-0 — Bochum GER
1991 — Koch Hartmut vs Grahn, Johannes — 0-1 — Landes-Einzelmeister

Fin du contenu

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