E46f — Nimzo-Indian: Reshevsky, Simagin Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Bd6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte f4, case forte b5, paire de fous.
Faiblesses adverses : Bc8 enfermé.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, arriéré b2, 4 pièces non développées (C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Bd2 — Développer Bc1
● Bd3 — Développer Bf1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte e4, avant-poste e4(C), Bd6 actif, paire de fous.
Faiblesses adverses : arriéré b2, Bc1 enfermé, Bf1 enfermé, roi blanc au centre, pawn c4 en prise.
Problèmes : Bc8 enfermé, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E46f — Reshevsky Simagin Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Bd6

Eval: [-0.04]

Les coups candidats

7.Ng3 — 46.3% (710 parties)

Ambassadeurs : Cumming, David R (7x), Eggleston, David J (7x), Graf, Alexander (6x), Sowray, Peter J (6x), Rawlings, Alan J C (5x), Sands, David A (5x), Sharpe, Sam (5x), Sjodahl, Pontus (5x)

7.c5 — 41.4% (634 parties)

Ambassadeurs : Costachi, Mihnea (6x), Simagin, Vladimir (5x), Emms, John M (5x), Brodsky, Michail (4x), Ditmas, Hugh (4x), Guliev, Sarhan (4x), Rapport, Richard (4x), Mendonca, Leon Luke (4x)

7.cxd5 — 10.4% (160 parties)

Ambassadeurs : Aleksandrov Ivanchev, Aleksandar (4x), Skibbe, Willi (3x), Milanovic, Danilo (3x), Van Elst, Andreas (2x), Poobesh Anand, S. (2x), Naiditsch, Arkadij (2x), Stigar, Petter (2x), Favarel, Antoine (2x)

7.Nf4 — 0.7% (11 parties)

Ambassadeurs : Graw, Christopher, Dr. (2x), Braun Neto, Augusto (2x), Santos Etxepare, Agustín (1x), Weseman, Frans J G (1x), Matsuura, Everaldo (1x), Delgado Ramirez, Neuris (1x), Sarrau, Jelle (1x), Sisulu Walter (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.Ng3	7.c5	7.cxd5	7.Nf4
<1800	13	31%	62%	8%	—
1800-2200	420	50%	38%	11%	0%
2200-2600	945	47%	40%	10%	1%
2600+	85	38%	52%	11%	—

Évolution par décennie (% des parties)

Décennie	N parties	7.Ng3	7.c5	7.cxd5	7.Nf4
1930s	2	—	100%	—	—
1940s	1	—	100%	—	—
1950s	7	14%	57%	29%	—
1960s	18	11%	89%	—	—
1970s	13	8%	77%	15%	—
1980s	23	22%	65%	9%	—
1990s	59	25%	64%	8%	—
2000s	242	27%	58%	13%	0%
2010s	1066	54%	34%	10%	1%
2020s	102	45%	45%	9%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.Ng3	54%	45%	▼ -8.8%
7.c5	34%	45%	▲ +11.2%
7.cxd5	10%	9%	▼ -1.4%
7.Nf4	1%	0%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 2 parties
Kramnik, Vladimir — 2 parties
Anand, Viswanathan — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie

Parties historiques

7.Ng3 — 46.3% (710 parties)

1956 — Copping, P. vs Kitto, Francis E A — 0-1 — Paignton
1960 — Rodriguez Gonzales, Jesus vs Bisguier, Arthur B — 0-1 — Leipzig GER
1961 — Wade, Robert G vs Bisguier, Arthur B — 1/2-1/2 — Hastings ENG
1971 — Minev, Nikolay N vs Tompa, Janos — 1-0 — Baja
1984 — Piket, Jeroen vs Van Baarle, John — 1-0 — Amsterdam OHRA II

7.c5 — 41.4% (634 parties)

1936 — Landau, Salo vs Saemisch, Friedrich — 0-1 — Amsterdam NED
1937 — Ragozin, Viacheslav vs Konstantinopolsky, Alexander — 1/2-1/2 — Tbilisi ch-URS
1944 — Mikenas, Vladas vs Bronstein, David I — 1-0 — Moscow RUS
1952 — Karaklajic, Nikola vs Matanovic, Aleksandar — 1/2-1/2 — Belgrade SRB
1954 — Bombardo Schroder, Liam vs Bauza, Lorenzo — 1-0 — Mar del Plata ARG

7.cxd5 — 10.4% (160 parties)

1958 — Tal, Mikhail vs Bronstein, David I — 1/2-1/2 — Portoroz SLO
1958 — Mohrlok, Dieter vs Eisinger, Max Jr — 1/2-1/2 — Bad Landau
1977 — Byrne, Ray vs Zuckerman, Bernard — 1/2-1/2 — Mentor ch-USA
1977 — Segal, Alexandru Sorin vs Rocha, Antonio — 1/2-1/2 — Sao Paulo Sao Paulo BRA
1984 — Fedorowicz, John vs Browne, Walter Shawn — 1/2-1/2 — New York, NY USA

7.Nf4 — 0.7% (11 parties)

2008 — Santos Etxepare, Agustín vs Weseman, Frans J G — 1/2-1/2 — ICCF
2011 — Graw, Christopher, Dr. vs Sowray, Peter J — 0-1 — Barcelo Hotel, Hinckley Island
2013 — Matsuura, Everaldo vs Delgado Ramirez, Neuris — 1/2-1/2 — Porto Alegre BRA
2013 — Graw, Christopher, Dr. vs Sarrau, Jelle — 0-1 — GER
2013 — Braun Neto, Augusto vs Sisulu Walter — 1-0 — Eppingen GER

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● b2	—
Chaînes	● b2→a3, f2→e3, e3→d4	● e6→d5, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (3v0), ● f4 (2v1), ● b5 (2v0)	● e4 (2v1)
Cases faibles	—	—
Centre	● d4 (3v0)	● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bf1	● Bf1 Non développé (mob. 0)
Bd6		● Bd6 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	4 (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	● c4-c5, ● e3-e4	● …e6-e5

Partie
1937 Tbilisi ch-URS – Round 1 – Ragozin, Viacheslav – 1/2-1/2 – Konstantinopolsky, Alexander – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. Nf4 b6 9. b4 a5 10. Bb2 axb4
1944 URS-ch13 – Round 14 – Mikenas, Vladas – 1-0 – Bronstein, David I – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Bb2 b6 10. Nf4 bxc5
1952 Liberation – Round 1 – Karaklajic, Nikola – 1/2-1/2 – Matanovic, Aleksandar – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Ng3 Nbd7 10. Bb2 Qc7
1954 Mar del Plata – Round 19 – Bombardo Schroder, Liam – 1-0 – Bauza, Lorenzo – G143 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. f4 Ne4 10. Nxe4 dxe4
1956 Moscow olm fin-A – Round 7 – Ghitescu, Theodor – 1-0 – Karaklajic, Nikola – G113 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. f4 b6 9. b4 Bb7 10. g3 Ne4
1958 Portoroz Interzonal – Round 13 – Tal, Mikhail – 1/2-1/2 – Bronstein, David I – G122 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. cxd5 exd5 8. g3 Nc6 9. Bg2 Ne7 10. O-O a5
1959 Alekhine Memorial – Round 1 – Lutikov, Anatoly S – 1/2-1/2 – Simagin, Vladimir – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Ng3 a5 10. Rb1 axb4
1960 Leipzig olm prel – Round 3 – Rodriguez Gonzales, Jesus – 0-1 – Bisguier, Arthur B – G88 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. Ng3 c5 8. dxc5 Bxc5 9. b4 Bb6 10. Bb2 Nc6
1960 Leningrad ch-URS – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Simagin, Vladimir – G1 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. Ng3 b6 9. b4 a5 10. Rb1 axb4
1960 Moscow CCCT – Round 11 – Uhlmann, Wolfgang – 0-1 – Simagin, Vladimir – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. f4 a5 10. Rb1 axb4
1960 New York ch-USA – Round 9 – Saidy, Anthony – 0-1 – Fischer, Raphael – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Nf4 bxc5 10. bxc5 Ba6
1960 URS Ch sf – Round 15 – Peterson, Andrejs – 1/2-1/2 – Simagin, Vladimir – G114 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Ng3 a5 10. Rb1 axb4
1961 Hastings6162 – Round 6 – Wade, Robert G – 1/2-1/2 – Bisguier, Arthur B – G23 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. Ng3 c5 8. dxc5 Bxc5 9. b4 Bd6 10. Bb2 Nc6
1965 Pardubice – Round 2 – Jankovec, Ivan – 1-0 – Florian, Jaromir – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 Nbd7 9. Nf4 c6 10. Nd3 Ne4
1966 Tbilisi ch-URS – Round 3 – Taimanov, Mark E – 0-1 – Krogius, Nikolai V – G22 1. c4 e6 2. Nc3 Nf6 3. d4 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Nf4 a5 10. Bb2 bxc5
1969 US Open – Round 3 – Batchelder, Wiliam – 0-1 – Bisguier, Arthur B – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. Ng3 b6 9. b4 a5 10. Bb2 axb4
3. Sinquefield Cup 2015 – Round 8.5 – So, Wesley – 1/2-1/2 – Topalov, Veselin – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Bb2 a5 10. Nf4 axb4
36. Olympiad 2004 – Round 11 – Aronian, Levon – 1/2-1/2 – Pelletier, Yannick – G378 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. Ng3 c5 8. dxc5 Bxc5 9. b4 Be7 10. Bb2 a5
36. Olympiad 2004 – Round 9 – Graf, Adrian – 1/2-1/2 – Georgiev, Krum – G297 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Bb2 c6 10. Nf4 a5
41. Olympiad Open 2014 – Round 7.10 – Filippov, Anton – 1/2-1/2 – Kamsky, Gata – G468 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Bb2 Nbd7 10. Nc1 Qc7
43. Olympiad 2018 – Round 2.11 – Mareco, Sandro – 1-0 – Cofre Archibold, Nestor – G84 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. Ng3 c5 8. dxc5 Bxc5 9. b4 Be7 10. cxd5 exd5
57. ch-RUS 2004 – Round 5 – Epishin, Vladimir – 1/2-1/2 – Kasparov, Garry – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Nf4 b6 10. Be2 a5
Amber-rapid 12th 2003 – Round 5 – Bareev, Evgeny – 1/2-1/2 – Kramnik, Vladimir – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Ng3 c6 10. Be2 a5
Amber-rapid 20th 2011 – Round 5 – Gelfand, Boris – 0-1 – Kramnik, Vladimir – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Nf4 c6 10. Bb2 Nbd7
FIDE World Rapid 2014 – Round 12.30 – Dubov, Daniil – 0-1 – Sargissian, Gabriel – G273 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. cxd5 exd5 8. g3 c6 9. Bg2 Re8 10. O-O a5
FIDE World Rapid Championship 2014 – Round 12.33 – Ipatov, Alexander – 1/2-1/2 – Riazantsev, Alexander – G41 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Nf4 a5 10. Bd2 axb4
GCT Blitz Paris 2016 – Round 6.2 – Nakamura, Hikaru – 1-0 – Topalov, Veselin – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. cxd5 exd5 8. Ng3 Re8 9. Bd3 c5 10. dxc5 Bxc5
GCT Blitz YourNextMove 2018 – Round 1.3 – Caruana, Fabiano – 0-1 – Anand, Viswanathan – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Nf4 Nbd7 10. Nd3 b6
GMA 2003 – Round 6 – Ponomariov, Ruslan – 1/2-1/2 – Polgar, Judit – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Bd2 c6 10. Nf4 bxc5
London Classic KO 5th 2013 – Round 1.3 – Caruana, Fabiano – 0-1 – Gelfand, Boris – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. Ng3 c6 8. Bd3 dxc4 9. Bxc4 e5 10. O-O Nbd7
Madrid 1996 – Round 7 – Illescas Cordoba, Miguel – 1-0 – Morozevich, Alexander – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Ng3 b6 10. Bd2 bxc5
Riga FIDE Grand Prix 2019 – Round 2.4 – Yu, Yangyi – 1/2-1/2 – Grischuk, Alexander – G50 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. Ng3 c6 9. Bd2 b6 10. b4 Nbd7
TCh-RUS 2005 – Round 8 – Aleksandrov, Aleksej – 1-0 – Belov, Vladimir – G127 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. cxd5 exd5 8. g3 c6 9. Bg2 a5 10. O-O Re8
World Blitz 2021 – Round 3.21 – Korobov, Anton – 0-1 – Oparin, Grigoriy – G148 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Ng3 a5 10. Bd2 c6
World Rapid 2016 – Round 8.22 – Aleksandrov, Aleksej – 0-1 – Riazantsev, Alexander – G302 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 b6 9. Nf4 a5 10. Bd2 axb4
World Rapid 2021 – Round 7.3 – Korobov, Anton – 0-1 – Grischuk, Alexander – G404 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. c5 Be7 8. b4 c6 9. Ng3 b6 10. Bd2 a5

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