E49g — Nimzo-Indian: Botvinnik, 7…c5 8.cxd5 exd5 9.Ne2

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 c5 8.cxd5 exd5 9.Ne2 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 82 % des parties) ; f3 (8 % des parties) ; Bc2 (Fou actif (mobilité 8) — 5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...b6 (Préparer le fianchetto — 60 % des parties) ; ...Nc6 (Développer b8 — 21 % des parties) ; ...c4 (Frapper le centre adverse — 7 % des parties) ; ...Re8 (Tour sur colonne semi-ouverte e — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	● a3	—
Arriérés	—	—
Chaînes	● f2→e3, c3→d4, e3→d4	—
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● e4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (3v1), ● e5 (1v0)	● d5 (2v0), ● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● b	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bd3	● Bd3 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	Non
Non développées	3 (● 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	fermé
Ruptures	● c3-c4, ● e3-e4	—

Partie
1936 Bad Nauheim – Round 9 – Stahlberg, Gideon – 0-1 – Keres, Paul – G38 1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 4. e3 Nf6 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1939 Buenos Aires ol prel-B – Round 2 – Castillo Larenas, Mariano – 1/2-1/2 – Eliskases, Erich – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1941 Mar del Plata – Round 8 – Stahlberg, Gideon – 1-0 – Bolbochan, J. – G66 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 c4 10. Bc2 Nc6
1946 ENG-URS radio – Round 1 – Botvinnik, Mikhail – 1-0 – Alexander Ronald Cheng – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. a4 Ba6
1946 ENG-URS radio – Round 1 – Lilienthal, Andor – 1-0 – Wood, Beau – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 Qa5 10. O-O cxd4
1946 Groningen – Round 11 – Euwe, Max – 1-0 – Denker, Arnold S – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. a4 Ba6
1946 JUG Ch – Round 17 – Bozic, Aleksandar – 1-0 – Simonovic, Borko – G48 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 c4 10. Bc2 Bg4
1946 Moscow USSR-USA – Round 1 – Lilienthal, Andor – 1/2-1/2 – Dake, Arthur William – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 d5 7. cxd5 exd5 8. Bd3 c5 9. Ne2 Nbd7 10. a4 Re8
1946 New York ch-USA – Round 1 – Kashdan, Isaac – 1-0 – Steiner, Heinrich Jun. – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 Nc6 10. O-O Re8
1946 New York ch-USA – Round 1 – Reshevsky, Samuel – 1-0 – Steiner, Heinrich Jun. – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 c5 8. cxd5 exd5 9. Ne2 Nc6 10. f3 Re8
1946 Treybal Memorial – Round 7 – Sajtar, Jaroslav – 1-0 – Kottnauer, Cenek – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. a4 Ba6
1946 USA Ch New York, NY USA – Round 1 – Denker, Arnold S – 1-0 – Kowalski, Stefan – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d5 6. cxd5 exd5 7. e3 O-O 8. Bd3 c5 9. Ne2 Nbd7 10. O-O b6
1947 Vienna SCHLECHTER-mem – Round 5 – Kottnauer, Cenek – 1/2-1/2 – Gruenfeld, Ernst – G11 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1948 Bad Nauheim – Round 1 – Roehrich, Erwin – 0-1 – Rellstab, Ludwig – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d5 6. e3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 cxd4 10. cxd4 Nc6
1948 Budapest – Round 2 – Gligorić, Svetozar – 1-0 – Benko, Pal – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1948 Karlovy Vary – Round 16 – Pirc, Vasja – 1-0 – Zita, Filip – G151 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 Nc6 10. O-O Qd6
1948 Moskou ch-URS – Round 11 – Kotov Lundqvist, Alex – 1/2-1/2 – Furman, Slavomir – G97 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1948 Moskou ch-URS – Round 19 – Ragozin, Viacheslav – 1/2-1/2 – Taimanov, Mark E – G158 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1949 Budapest-Moscow – Round 11 – Lilienthal, Andor – 1/2-1/2 – Benko, Pal – G81 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1949 Budapest-Moscow – Round 2 – Kotov Lundqvist, Alex – 1/2-1/2 – Benko, Pal – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1949 Moscow Ch – Round 1 – Lilienthal, Andor – 1/2-1/2 – Abramov, Lev – G3 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. e3 Nf6 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 Nc6 10. O-O c4
1949 Moskou ch-URS – Round 1 – Furman, Slavomir – 1-0 – Lilienthal, Andor – G60 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1950 Schiavno Zdroj – Round 1 – Szabo, Ladislav – 1-0 – Pytlakowski, Andrzej – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1950 URS Ch sf – Round ? – Moiseev, Oleg – 1-0 – Poliak, Abram – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 Qc7 10. O-O b6
1951 DDR Ch – Round 13 – Schlieder, Rolf – 0-1 – Ruppe, Otto – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Ne2 d5 7. cxd5 exd5 8. a3 Bxc3+ 9. bxc3 b6 10. O-O Bb7
1952 Budapest – Round 14 – Petrosian, Tigran A. – 1-0 – Troianescu, Octav – G125 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 Re8 10. O-O Nc6
1952 Helsinki olm – Round 1 – Aleman Dovo, Miguel – 0-1 – Enevoldsen, Jens – G72 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d5 8. cxd5 exd5 9. Ne2 Nc6 10. O-O Re8
1952 Hollywood – Round 5 – Joyner, Lionel – 1-0 – Kashdan, Isaac – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Ne2 d5 7. cxd5 exd5 8. a3 Bxc3+ 9. bxc3 Re8 10. O-O Nc6
1952 Miedzyzdroje – Round 17 – Gawlikowski, Stanislaw – 1-0 – Koch, Berthold – G106 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. e3 c5 7. Bd3 d5 8. cxd5 exd5 9. Ne2 Nc6 10. O-O c4
1952 POL-ch10 – Round 1 – Witkowski, Stefan – 0-1 – Pytlakowski, Andrzej – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1952 Saltsjobaden Interzonal – Round 20 – Averbakh, Yuri L – 1-0 – Golombek, Harry – G183 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1952 Saltsjobaden Interzonal – Round 7 – Kotov Lundqvist, Alex – 1-0 – Unzicker, Wolfgang – G60 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
1952 URS Ch sf – Round ? – Kots, Yuri I – 0-1 – Sopkov – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Ne2 c5 7. cxd5 exd5 8. a3 Bxc3+ 9. bxc3 Bg4 10. f3 Bh5
1953 Hollywood Invitational – Round ? – Spiller, Arthur R – 0-1 – Kashdan, Isaac – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d5 8. cxd5 exd5 9. Ne2 Nc6 10. O-O Re8
1953 Venice – Round ? – Van Scheltinga, Theo – 1/2-1/2 – Szabados, Eugenio – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 c4 10. Bc2 Nc6
1953 Wch-jr prelim – Round 8 – Olafsson, Fridrik – 1-0 – Keller, Dieter – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
1954 Olympiad prel IV – Round 1 – De Greif, Boris – 0-1 – Kluger, Gyula – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1954 Prague zt Prague CZE – Round 6 – Balanel, Ion – 1-0 – Palmason, Gudmundur – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 Re8 10. f3 b6
1954 Stockholm – Round 1 – Petrosian, Tigran A. – 1/2-1/2 – Goode, Royal – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Nc6
1955 Hamburg – Round 2 – Darga, Klaus – 1-0 – Pfeiffer, Gerhard – G30 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1956 Moscow olm fin-A – Round 6 – Jezek, Jaroslav – 1-0 – Oren, Menachem – G93 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 b6 10. O-O Ba6
1956 Moscow olm fin-B – Round 6 – Johannessen, Simon T – 1-0 – Gislason, Sigurdur – G62 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 c4 10. Bc2 Nc6
1957 POL Ch 15th – Round 3 – Szukszta, Janus – 1/2-1/2 – Gabrys, Zygmunt – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 Re8 10. O-O c4
1960 BRA-ch27 – Round 11 – Camara Ronald – 1-0 – De Souza Mendes, Joao – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 Nc6 10. O-O Re8
1960 Leipzig olm prel – Round 3 – Toran Albero, Roman – 1-0 – O'Hare, Eugene – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 Bd7 10. O-O Bc6
1961 CSR Ch – Round 12 – Trapl, Jindrich – 1-0 – Florian, Jaromir – G114 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d5 8. cxd5 exd5 9. Ne2 Qc7 10. f3 Re8
1961 ROM Ch – Round 18 – Mititelu, Gheorghe – 1/2-1/2 – Partos, Charles – G114 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 Nc6 10. O-O b6
1962 Varna olm – Round 8 – Minev, Nikolay N – 1-0 – Abdel Mohsen Ammar, Mohamed – G346 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 Nc6 10. O-O c4
1964 BRA Ch – Round 11 – Camara, Helder – 1-0 – De Freitas, Marcio Elisio – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1966 Belgrade – Round 1 – Rajkovic, Dusan – 1-0 – Barcza, Gedeon – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
1966 Hastings6667 – Round 6 – Botvinnik, Mikhail – 1-0 – Kurajica, Bojan – G27 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 b6 10. O-O cxd4
1966 La Habana olm fin-C – Round 7 – Yepez, Olavo – 1/2-1/2 – Alvarez del Monte, Jose – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1967 Buenos Aires VC Ch – Round 4 – Riveiro, Jorge – 1/2-1/2 – Morgado, Juan Sebastian – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Nc6
1967 HUN Ch Budapest HUN – Round 2 – Toth, Bela – 0-1 – Csom, Istvan – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1968 Budapest – Round ? – Toth, Bela – 1-0 – Kovacs, MG. – G86 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d5 6. e3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 b6 10. O-O Ba6
1968 Budapest – Round 1 – Toth, Bela – 1-0 – Kovacs, Gabor – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d5 6. e3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 b6 10. O-O Ba6
1968 Hungary – Round 10 – Szabo, Ladislav – 1-0 – Barcza, Gedeon – G25 1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 4. a3 Bxc3+ 5. bxc3 d5 6. e3 Nf6 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
1969 Sarajevo – Round 10 – Gligorić, Svetozar – 1/2-1/2 – Damjanovic, Mato – G69 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 b6 10. O-O Ba6
1970 Vinkovci – Round 11 – Tomic, Dragoslav – 0-1 – Szabo, Laszlo – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1970 Vinkovci – Round 11 – Tomic, Maja – 0-1 – Szabo, Laszlo – G34 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
1975 URS Team Ch – Round 3 – Begun, Sergei M – 1-0 – Ballyev – G126 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 c4 10. Bb1 Nc6
42. Olympiad 2016 – Round 10.1 – Shankland, Sam – 1-0 – Sanikidze, Tornike – G673 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nf6 6. e3 c5 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
Eurotel Trophy 2002 – Round 1.1 – Khalifman, Alexander – 1-0 – Bologan, Victor – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
FIDE World Cup 2019 – Round 1.3 – Le, Quang Liem – 1-0 – Aleksandrov, Aleksej – G131 1. c4 e6 2. Nc3 d5 3. d4 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nf6 7. cxd5 exd5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
Niksic 1983 – Round 6 – Kasparov, Garry – 1-0 – Ivanovic, Bozidar – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. a3 Bxc3+ 6. bxc3 O-O 7. Bd3 d5 8. cxd5 exd5 9. Ne2 b6 10. f3 Re8
World Blitz 2017 – Round 1.13 – Korobov, Anton – 1-0 – Alekseev, Evgeny – G5 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nf6 7. Bd3 O-O 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6
World Blitz 2018 – Round 3.74 – Hakobyan, Aram – 0-1 – Inarkiev, Ernesto – G193 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. e3 Nf6 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 b6 10. O-O Ba6
World Blitz 2019 – Round 4.12 – Matlakov, Maxim – 1-0 – Mozharov, Mikhail – G235 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nf6 6. cxd5 exd5 7. e3 c5 8. Bd3 O-O 9. Ne2 b6 10. O-O Ba6
World Blitz 2021 – Round 3.26 – Tologon tegin, Semetei – 0-1 – Kravtsiv, Martyn – G152 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. e3 Nf6 5. a3 Bxc3+ 6. bxc3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 b6 10. O-O Ba6
XXIII SuperGM 2006 – Round 3 – Bacrot, Etienne – 1/2-1/2 – Vallejo Pons, Francisco – G9 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nf6 6. e3 O-O 7. cxd5 exd5 8. Bd3 c5 9. Ne2 Bg4 10. f3 Bh5

E49g — Botvinnik (1936)

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 c5 8.cxd5 exd5 9.Ne2

Les coups candidats

9…b6 — 60.1% (684 parties)

Ambassadeurs : Szabo, Laszlo (7x), Aleksandrov, Viktor A. (7x), Lombart, Philippe (6x), Batsiashvili, Nino (6x), Szabo, Zsolt (4x), Sanikidze, Tornike (4x), Peralta, Fernando (4x), Toth, Bela (3x)

9…Nc6 — 21.1% (240 parties)

Ambassadeurs : Minev, Nikolay N (2x), Hoi, Carsten (2x), Takeda, Lucas Koji (2x), Vitenberg, Noam Aviv (2x), Van der Werf, Mark (2x), Volchkova, Alena (2x), Das, Aditeya (2x), Esposito, Alfredo (1x)

9…c4 — 6.9% (79 parties)

Ambassadeurs : Karthikeya Pulluri (1x), Pergoli, Bruno (1x), Kekki, Yrjoe (1x), Kaasalainen, Arvo (1x), Weber, Bernd, Dr. (1x), Rautenstrauch, Hans Hubert (1x), Johannessen, Svein (1x), Gislason, Sigurgeir (1x)

9…Re8 — 6.1% (69 parties)

Ambassadeurs : Szabo, Zsolt (3x), Cvitan, Ognjen (2x), Szukszta, Janus (1x), Gabrys, Zygmunt (1x), Kerins, Nick (1x), Jeannet, R. (1x), Joyner, Lionel (1x), Kashdan, Isaac (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…b6	9…Nc6	9…c4	9…Re8
<1800	30	70%	7%	13%	3%
1800-2200	297	47%	29%	10%	8%
2200-2600	653	66%	18%	4%	6%
2600+	40	82%	5%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…b6	9…Nc6	9…c4	9…Re8
1950s	45	49%	24%	9%	11%
1960s	31	48%	29%	10%	3%
1970s	30	50%	20%	10%	10%
1980s	50	60%	26%	4%	10%
1990s	110	55%	24%	13%	5%
2000s	177	58%	21%	7%	6%
2010s	374	63%	18%	6%	6%
2020s	322	62%	21%	5%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…b6	63%	62%	▼ -0.9%
9…Nc6	18%	21%	▲ +2.7%
9…c4	6%	5%	▼ -1.1%
9…Re8	6%	5%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Ju, Wenjun — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

9…b6 — 60.1% (684 parties)

1950 — Collins Justin vs ADAM ELAMAIREH — 0-1 — corr Wch1
1950 — Byrne, David vs Turin, Flavien — 1-0 — New York, NY USA
1950 — Szabo, Laszlo vs Pytlakowski, Andrzej — 1-0 — Szcawno Zdroj
1950 — Ilivitsky, Georgy A vs Simagin, Vladimir — 1-0 — Tula RUS
1951 — Schlieder, Rolf vs Ruppe, Otto — 0-1 — Schwerin GER

9…Nc6 — 21.1% (240 parties)

1952 — Gawlikowski, Stanislaw vs Koch, Berthold — 1-0 — Miedzyzdroje
1952 — Aleman Dovo, Miguel vs Enevoldsen, Jens — 0-1 — Helsinki olm
1953 — Byrne, David vs Steiner, Herman — 1-0 — Milwaukee, WI USA
1953 — Gligoric, Svetozar vs Cruz Filho, Oswaldo — 1-0 — Rio de Janeiro BRA
1953 — Spiller, Arthur R vs Kashdan, Isaac — 0-1 — Hollywood, CA

9…c4 — 6.9% (79 parties)

1950 — Parliaros, Dimitrios vs Zografakis, Aristidis — 1-0 — Athens GRE
1953 — Bosch van Rosenthal, Edzard vs Eugenio, Sarah De Oliveira — 1/2-1/2 — Venice ITA
1956 — Johannessen, Svein vs Gislason, Sigurgeir — 1-0 — Moskou olm
1959 — Weber, Bernd, Dr. vs Rautenstrauch, Hans Hubert — 1/2-1/2 — Boehlen
1964 — Karthikeya Pulluri vs Pergoli, Bruno — 1-0 — cr.

9…Re8 — 6.1% (69 parties)

1952 — Joyner, Lionel vs Kashdan, Isaac — 1-0 — Hollywood
1952 — Petrosian, Tigran V. vs Troianescu, Octav — 1-0 — Budapest HUN
1954 — Balanel, Ion vs Palmason, Gudmundur — 1-0 — Prague zt Prague CZE
1956 — Kluger, Gyula vs Arlamowski, Edward — 1-0 — Warsaw POL
1957 — Szukszta, Janus vs Gabrys, Zygmunt — 1/2-1/2 — Warsaw POL

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