E26b — Nimzo-Indian: Saemisch, 5…c5 6.e3 d6

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 d6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Bd3 (Fou actif (mobilité 8), Développer f1 — 87 % des parties) ; Nf3 (Développer g1 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...Nc6 (Développer b8 — 68 % des parties) ; ...e5 (Occuper le centre — 21 % des parties) ; ...O-O (Mettre le roi en sécurité, connecter les tours — 6 % 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	● d6→c5, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	● d4 (3v1)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● b	—

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	Non
Non développées	5 (● g1, ● c1, ● f1, ● a1, ● h1)	4 (● b8, ● c8, ● 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	mobile
Ruptures	● d4-d5	● …d6-d5, ● …e6-e5

Partie
1940 Moskou ch-URS – Round 1 – Rudakovsky, Iosif – 0-1 – Lisitsin, Georgy – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Bd3 Nc6 8. Ne2 b6 9. O-O Na5 10. e4 Qc7
1946 JUG Ch – Round 17 – Gligorić, Svetozar – 1/2-1/2 – Subaric, Mladen – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 d6 7. Bd3 Qe7 8. Ne2 O-O 9. e4 e5 10. f3 h6
1946 Zagreb ch-YUG – Round 17 – Gligorić, Svetozar – 1/2-1/2 – Subaric, Mladen – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 d6 7. Bd3 Qe7 8. Ne2 O-O 9. e4 e5 10. f3 h6
1947 Leningrad – Round 1 – Lisitsin, Georgy – 1-0 – Sokolsky, Alexey – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Bd3 O-O 8. Ne2 e5 9. O-O e4 10. Bb1 Be6
1948 Bad Gastein – Round 8 – Beni, Alfred – 0-1 – Mueller von Blumencron, Heiko – G59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Ne2 Nc6 8. Ng3 O-O 9. Bd3 b6 10. O-O Ba6
1948 Mar del Plata – Round 11 – Sanguinetti, Ricardo – 1/2-1/2 – Luckis, Marcos – G90 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Bd3 Nc6 8. Ne2 e5 9. d5 Na5 10. Ng3 b6
1948 Mar del Plata – Round 17 – Sanguinetti, Ricardo – 1/2-1/2 – Abadia Castillo, Mateo – G142 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Nf3 O-O 8. Bd3 Nc6 9. e4 e5 10. d5 Ne7
1949 URS Ch, semi final – Round 7 – Furman, Slavomir – 1-0 – Arulaid, Alexander – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 d6 7. Bd3 Nc6 8. Ne2 e5 9. O-O O-O 10. e4 Re8
1952 GBR-NLD m – Round 1.10 – Parr, Frank – 1/2-1/2 – Stumpers, Louis – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 d6 7. Bd3 Nc6 8. f4 e5 9. d5 e4 10. Be2 Na5
1956 ITA-ch18 Rovigo – Round 7 – Venni, Tito – 1/2-1/2 – Porreca, Giorgio – G21 1. d4 e6 2. c4 Bb4+ 3. Nc3 Nf6 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Nf3 O-O 8. Bd3 Nc6 9. e4 e5 10. d5 Ne7
1957 EU Team Ch – Round 5 – Averbakh, Yuri L – 1/2-1/2 – Jaeger, Willy – G41 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Bd3 e5 8. Ne2 Nc6 9. O-O O-O 10. Ng3 Qe7
1958 Argentina – Round 2 – Garcia Rodriguez, Raimundo – 0-1 – Shocron, Ruben – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Bd3 Nc6 8. Ne2 b6 9. O-O Qd7 10. e4 Ba6
1964 Magdeburg – Round 12 – Wehnert, Lutz – 1/2-1/2 – Neukirch, Detlef – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Ne2 e5 8. Ng3 Nc6 9. Bd3 Qe7 10. O-O h5
1964 Worcester US Open – Round 10 – Meyer, John – 1/2-1/2 – Zalys, Ignas – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 d6 7. Bd3 Nc6 8. Ne2 e5 9. Qc2 O-O 10. O-O Qe7
Amber Rapid 2007 – Round 2 – Radjabov, Teimour – 0-1 – Anand, Viswanathan – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d6 7. Bd3 Nc6 8. Ne2 b6 9. e4 Na5 10. O-O O-O

E26b — Saemisch (1940)

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 d6

Les coups candidats

7.Bd3 — 86.9% (253 parties)

Ambassadeurs : Jaeger, Willy (2x), Zalys, Ignas (2x), Blocker, Calvin (2x), Brkusanin, Dusan (2x), Biukovic, Goran (2x), Horvath, Tamas (2x), Gokhale, Jayant Suresh (2x), Jugow, Alexander (2x)

7.Nf3 — 7.6% (22 parties)

Ambassadeurs : Venni, Tito (1x), Porreca, Giorgio (1x), Trisa-Ard, Nakorn (1x), Teo, Kok Siong (1x), Feoktistov, Alexey A. (1x), Ovod, Evgenija (1x), Tsvetanov, Vl (1x), Juilfs, Galina (1x)

7.Ne2 — 3.8% (11 parties)

Ambassadeurs : Woehlert, Lutz (1x), Neukirch, Detlef (1x), Toth, Bela (1x), Csom, Istvan (1x), Sokolov, Ivan (1x), Luther, Thomas (1x), Vegh, Endre (1x), Hoang, Thanh Trang (1x)

7.Qc2 — 0.7% (2 parties)

Ambassadeurs : Tran, Quoc Dung (1x), Nguyen, Viet Huy (1x), Kulikova, Polina (1x), Tangarife Ramirez, Katja (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.Bd3	7.Nf3	7.Ne2	7.Qc2
<1800	11	73%	18%	—	9%
1800-2200	103	88%	7%	2%	1%
2200-2600	119	87%	6%	7%	—
2600+	5	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7.Bd3	7.Nf3	7.Ne2	7.Qc2
1950s	8	88%	12%	—	—
1960s	6	83%	—	17%	—
1970s	13	92%	8%	—	—
1980s	33	97%	—	3%	—
1990s	60	87%	5%	8%	—
2000s	79	81%	15%	3%	—
2010s	64	89%	6%	2%	2%
2020s	28	86%	4%	4%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.Bd3	89%	86%	▼ -3.3%
7.Nf3	6%	4%	▼ -2.7%
7.Ne2	2%	4%	▲ +2.0%
7.Qc2	2%	4%	▲ +2.0%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 1 partie
Gukesh D — 1 partie

Parties historiques

7.Bd3 — 86.9% (253 parties)

1952 — Parr, Frank vs Stumpers, Louis — 1/2-1/2 — London ENG
1955 — Kovacs, Zoltan vs Remlinger, Larry — 0-1 — ?
1957 — Averbakh, Yuri L vs Jaeger, Willy — 1/2-1/2 — Wenen etc
1957 — Jauregui, Carlos vs Letelier Martner, Rene — 1-0 — Paris FRA
1957 — Hodakowsky, Georg vs Jaeger, Willy — 1/2-1/2 — Bad Neuenahr GER

7.Nf3 — 7.6% (22 parties)

1956 — Venni, Tito vs Porreca, Giorgio — 1/2-1/2 — ITA-ch18 Rovigo
1979 — Trisa-Ard, Nakorn vs Teo, Kok Siong — 1-0 — Singapore SIN
1995 — Tsvetanov, Vl vs Juilfs, Galina — 1/2-1/2 — Sofia BUL
1995 — Seckar, Milos vs Orsagova, Silvie — 1-0 — Trencin ch-Slovakia open
1999 — Feoktistov, Alexey A. vs Ovod, Evgenija — 1-0 — Novgorod RUS

7.Ne2 — 3.8% (11 parties)

1964 — Woehlert, Lutz vs Neukirch, Detlef — 1/2-1/2 — Magdeburg GER
1981 — Toth, Bela vs Csom, Istvan — 0-1 — Rome ITA
1991 — Sokolov, Ivan vs Luther, Thomas — 1/2-1/2 — Brno CZE
1991 — Vigh, Bela vs Pieper-Emden, Carsten — 1-0 — Cansys IM-A Budapest HUN
1993 — Ollek, Karl-Heinz vs Fiensch, Guenter — 1/2-1/2 — ?

7.Qc2 — 0.7% (2 parties)

2019 — Tran, Quoc Dung vs Nguyen, Viet Huy — 1-0 — Ho Chi Minh City VIE
2025 — Kulikova, Polina vs Tangarife Ramirez, Katja — 1/2-1/2 — ?