E28e — Nimzo-Indian: Saemisch, 5…O-O 6.e3 c5 7.Bd3

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Ne2 (Développer g1 — 65 % des parties) ; Nf3 (Développer g1 — 11 % des parties) ; e4 (Occuper le centre — 7 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nc6 (Développer b8 — 60 % des parties) ; ...d6 (Libérer Bc8 — 16 % des parties) ; ...d5 (Occuper le centre — 14 % des parties) ; ...b6 (Préparer le fianchetto — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	● c3, ● c4	—
Pions isolés	● a3	—
Arriérés	—	—
Chaînes	● f2→e3, c3→d4, e3→d4	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● b	—

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bd3	● Bd3 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	Non
Non développées	4 (● g1, ● c1, ● 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	mobile
Ruptures	● d4-d5	● …d7-d5, ● …e6-e5

Partie
1937 Bad Saarow – Round 1 – Ernst, Wilhelm – 1-0 – Bogoljubow, Efim – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d6 8. Ne2 e5 9. f3 Nc6 10. O-O b6
1938 Hastings3839 – Round 9 – Klein Hansen, Emil – 0-1 – Euwe, Max – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. Ne2 e5 9. e4 Nc6 10. Bb2 cxd4
1947 FRA-CSR – Round 2 – Sajtar, Jaroslav – 1-0 – Boutteville, Cesar – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d6 8. Ne2 e5 9. e4 Qe7 10. f3 Nc6
1947 URS Ch, semi final – Round 2 – Lisitsin, Georgy – 1-0 – Sokolsky, Alexey – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. Ne2 e5 9. O-O e4 10. Bb1 Be6
1950 Dubrovnik olm – Round 14 – Ojanen, Kaarle S – 1/2-1/2 – Vestol, Aage – G209 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 d6 8. e4 Ne8 9. Ne2 Nc6 10. O-O b6
1951 Hungary Ch – Round 1 – Szabo, Ladislav – 1-0 – Laszlo, Dalma – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 b6 8. e4 Bb7 9. e5 Ne4 10. Qh5 f5
1952 Liberation – Round 1 – Fuderer, Andrija – 1/2-1/2 – Karaklajic, Nikola – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 b6 8. Ne2 Bb7 9. O-O Be4 10. Ng3 Bxd3
1953 Candidats Tournament – Round 11 – Keres, Paul Petrovich – 1/2-1/2 – Reshevsky, Samuel – G67 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. e4 Bb7 9. Bg5 h6 10. h4 d6
1953 Candidats Tournament – Round 5 – Euwe, Max – 0-1 – Reshevsky, Samuel – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 b6 8. Ne2 Bb7 9. O-O d6 10. Qc2 d5
1954 Mar del Plata – Round 3 – Sanguinetti Lopez, Jose Pablo – 0-1 – De Souza Mendes, Joao – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 b6 8. e4 Ne8 9. e5 Nc6 10. Nf3 f6
1954 Munich zt – Round 13 – Ribeiro, Joao Mario – 0-1 – Golombek, Harry – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 b6 8. e4 Bb7 9. Qe2 Ne8 10. Nf3 Nc6
1954 Prague zt Prague CZE – Round 5 – Sliwa, Bogdan – 1/2-1/2 – Palmason, Gudmundur – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d6 8. Ne2 e5 9. O-O Qe8 10. Ng3 Nc6
1955 CSR Ch – Round 8 – Jezek, Jaroslav – 1/2-1/2 – Urbanec, Karel – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 Qc7 8. Ne2 e5 9. f3 Nc6 10. O-O d6
1955 Erfurt – Round 11 – Alster, Ladislav – 0-1 – Kolarov, Atanas S. – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. e4 Nc6 9. Ne2 e5 10. d5 Ne7
1955 HUN Ch 11th – Round ? – Szabo, Laszlo – 1-0 – Foldi, Jozsef – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 b6 8. e4 Ne8 9. Qh5 d6 10. e5 g6
1957 Moskou ch-URS – Round 3 – Aronson, Lev – 1/2-1/2 – Bannik, Anatolij – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d6 8. Ne2 b6 9. e4 Bb7 10. d5 Nbd7
1958 Munich olm prel – Round 9 – Lombardy, William J – 1/2-1/2 – Palmason, Gudmundur – G201 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d6 8. e4 e5 9. d5 Ne8 10. Qc2 g6
1962 Varna olm – Round 7 – Kristjansson, Olafur – 1/2-1/2 – Acevedo Ortega, Rodrigo Andres – G290 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. Nf3 Nc6 9. e4 e5 10. d5 Ne7
1964 BRA zn – Round 7 – Detthow, Bo – 0-1 – De Freitas, Marcio Elisio – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. Nf3 Nc6 9. O-O e5 10. Ng5 Re8
1967 Budapest Bajnogsag 8th – Round 3 – Toth, Bela – 1-0 – Bodo, Mihaly – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 b6 8. Ne2 Bb7 9. Ng3 d5 10. cxd5 exd5
1967 OWL Ch – Round 5 – Van Seters, Frits – 1-0 – Gilg, Karl – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d6 8. Ne2 e5 9. O-O Nc6 10. d5 Na5
1968 OWL Ch – Round ? – Oestreich, Reinhard – 0-1 – Soelter, Reinhold – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d6 8. e4 e5 9. Ne2 Nc6 10. O-O h6

E28e — Saemisch (1937)

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3

Les coups candidats

7…Nc6 — 60.5% (1303 parties) →

Ambassadeurs : Vinot, Serge (8x), Peralta, Fernando (8x), Geller, Efim P. (6x), Szabo, Laszlo (6x), Agrest, Evgenij (5x), Littlewood, Norman (4x), Jussupow, Artur (4x), Balashov, Yuri (4x)

7…d6 — 16.3% (350 parties)

Ambassadeurs : Rossetto, Hector (2x), Vasconcellos, Fernando O (2x), Willison, Steve (1x), Bengtsson, Algot (1x), Detthow, Bo (1x), De Freitas, Marcio Elisio (1x), Alster, Ladislav (1x), Kolarov, Atanas S. (1x)

7…d5 — 13.9% (299 parties) →

Ambassadeurs : Szabo, Laszlo (5x), Shamkovich, Leonid (2x), Hort, Vlastimil (2x), Tomic, Dragoslav (2x), Prevenios, Michail (2x), Petrosian, Tigran V. (1x), Goode, Royal (1x), Esposito, Alfredo (1x)

7…b6 — 7.9% (171 parties)

Ambassadeurs : Rapaka Samuel Paul (2x), Szabo, Laszlo (2x), Lim, Kok Ann (2x), Bakheet Farag (2x), Smirnova, Ekaterina (2x), Pashikyan, Rudolf (2x), Demuth, Karl Heinz (1x), Lieb, Harald (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Nc6	7…d6	7…d5	7…b6
<1800	95	48%	21%	17%	11%
1800-2200	695	51%	21%	15%	11%
2200-2600	854	67%	13%	13%	7%
2600+	45	89%	—	7%	4%

Évolution par décennie (% des parties)

Décennie	N parties	7…Nc6	7…d6	7…d5	7…b6
1950s	154	57%	14%	18%	10%
1960s	94	67%	9%	19%	4%
1970s	68	49%	21%	21%	7%
1980s	134	61%	22%	14%	1%
1990s	300	53%	24%	15%	6%
2000s	511	64%	15%	13%	7%
2010s	560	57%	17%	12%	13%
2020s	332	71%	10%	13%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Nc6	57%	71%	▲ +14.0%
7…d6	17%	10%	▼ -7.3%
7…d5	12%	13%	▲ +1.1%
7…b6	13%	6%	▼ -7.3%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 4 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 2 parties
Kasparov, Garry — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

7…Nc6 — 60.5% (1303 parties)

1950 — Stahlberg, Gideon vs Rapaka Samuel Paul — 1/2-1/2 — Amsterdam NED
1950 — Nevole, Vladimir vs Ryppel — 0-1 — Chocen
1950 — Helle, Soini vs Bergkvist, Nils — 1/2-1/2 — Dubrovnik CRO
1950 — Spiller, Arthur R vs Wachs, Otto Rauber — 1-0 — Los Angeles, CA USA
1950 — Siegel, Paul vs Bogoljubow, Efim — 1/2-1/2 — FRG-ch Bad Pyrmont GER

7…d6 — 16.3% (350 parties)

1950 — Olafsson, Fridrik vs Rasmussen, Karsten — 1-0 — Reykjavik ISL
1950 — Ojanen, Kaarle S vs Vestol, Aage — 1/2-1/2 — Dubrovnik olm
1951 — Rossetto, Hector vs Vasconcellos, Fernando O — 1-0 — Mar del Plata zt Mar
1951 — Brunet, Phil vs Zalys, Ignas — 0-1 — Montreal CAN
1951 — Rossetto, Hector vs Vasconcellos, Fernando O — 1-0 — Mar del Plata ARG

7…d5 — 13.9% (299 parties)

1950 — Szabo, Laszlo vs Pytlakowski, Andrzej — 1-0 — Szcawno Zdroj
1950 — Lisitsin, Georgy vs Kan, Ilya A — 1-0 — Leningard
1951 — Pomar Salamanca, Arturo vs Perez Perez, Francisco Jose — 1/2-1/2 — Madrid ESP
1952 — Gawlikowski, Stanislaw vs Koch, Berthold — 1-0 — Miedzyzdroje
1952 — Aleman Dovo, Miguel vs Enevoldsen, Jens — 0-1 — Helsinki olm

7…b6 — 7.9% (171 parties)

1950 — Helle, Soini vs Zografakis, Aristidis — 1/2-1/2 — Dubrovnik CRO
1951 — Szabo, Laszlo vs Laszlo, Deli — 1-0 — Hungary ch
1952 — Fuderer, Andrija vs Aadhitha Karikalan — 1/2-1/2 — Belgrade SRB
1953 — Keres, Paul Petrovich vs Rapaka Samuel Paul — 1/2-1/2 — Zurich SUI
1953 — Berenzon, Mauricio vs Mangini, Jose Henrique de Mello — 0-1 — Rio de Janeiro BRA

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