Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● c6→d5, e6→d5, b7→c6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v1)	—
Cases faibles	● e4	—
Centre	● d4 (2v0), ● e5 (2v1)	● d5 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bd3	● Bd3 Actif (mob. 7)
Bb4		● Bb4 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	2 (● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● e3-e4	● …c6-c5, ● …e6-e5

D46b — Semi-Slav: Romih, 7.O-O O-O

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bb4 7.O-O O-O * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Jeu au centre (rupture e3-e4).

Atouts. Les Blancs s'appuient sur un contrôle dominant de e5 et un fou actif en d3.

Côté adverse. Un mauvais fou en c8.

En contrepartie. Plusieurs pièces dorment encore (le fou c1 et la tour a1).

Plans. Qc2 (32 % des parties) ; a3 (Préparer expansion aile dame — 32 % des parties) ; Bd2 (Développer c1 — 25 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter l'avant-poste e4.

Atouts. Les Noirs s'appuient sur un avant-poste en e4 et un fou actif en b4.

Côté adverse. Un mauvais fou en c1.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).

Plans. ...Bd6 (Fou actif (mobilité 10) — 27 % des parties) ; ...Qe7 (24 % des parties) ; ...dxc4 (Capture en c4, Frapper le centre adverse — 20 % des parties) ; ...Ba5 (14 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1905 It (Men) Barmen GER – Round 1 – Bernstein, Olivia – 1-0 – Chigorin, Mikhail – G5 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 Nf6 5. e3 O-O 6. Bd3 Nbd7 7. O-O c6 8. a3 Bxc3 9. bxc3 Re8 10. cxd5 exd5
1911 Karlsbad – Round 11 – Vidmar, Milan Sr – 1-0 – Marshall Viele, Fabrizio Aaron – G264 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Re8 9. Nxd5 Bxd2 10. Nxf6+ Qxf6
1930 Kent County Premier – Round 2 – Thomas, George Alan – 1-0 – Abrahams, Gerald – G4 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nd7 5. Nf3 Ngf6 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qc7 9. Bd2 a5 10. a3 Bd6
1931 DSB-27.Kongress – Round ? – Helling, Karl – 1-0 – Ahues, Carl – G18 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. Ne5 dxc4 9. Bxc4 Nxe5 10. dxe5 Qxd1
1932 Bern – Round 14 – Johner, Hans – 0-1 – Grob, Henry – G102 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c6 5. Bd3 d5 6. Nf3 Nbd7 7. O-O O-O 8. Qc2 Qe7 9. Ne5 dxc4 10. Bxc4 Nxe5
1936 New York ch-USA – Round 6 – Fine, Reuben – 1/2-1/2 – Kupchik, Abraham – G17 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bxc3 9. bxc3 c5 10. Qc2 b6
1937 Tbilisi ch-URS – Round 1 – Goglidze, Viktor – 1/2-1/2 – Panov, Vasily – G136 1. Nf3 d5 2. d4 c6 3. c4 e6 4. e3 Nf6 5. Nc3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qe2 c5 9. a3 Ba5 10. Rb1 Bc7
1939 Leningrad/Moscow – Round 16 – Ragozin, Viacheslav – 1-0 – Romanovsky, Pjotr – G116 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qc7 9. Bd2 dxc4 10. Bxc4 e5
1941 Mar del Plata – Round 14 – Najdorf, Miguel – 1-0 – Bolbochan, J. – G108 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qb3 Bd6 9. cxd5 exd5 10. e4 dxe4
1942 Moscow RUS – Round 1 – Duz-Khotimirsky, Fedor Ivanovich – 0-1 – Panov, Vasily – G13 1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 c5 9. cxd5 exd5 10. Bd2 Re8
1944 Beverwijk NED – Round ? – Koomen, Fenny – 1/2-1/2 – Van Scheltinga, Theo – G6 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Ne5 c5 9. Nxd7 Bxd7 10. a3 cxd4
1944 Beverwijk NED – Round ? – Vlagsma, Chris – 1/2-1/2 – Van Scheltinga, Theo – G4 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Ne5 c5 9. cxd5 exd5 10. Nxd7 Bxd7
1944 Beverwijk NED – Round ? – Wolthuis, Willem – 0-1 – Van Scheltinga, Theo – G5 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qe7 9. a3 Bd6 10. e4 dxc4
1945 Moskou ch-URS – Round 1 – Ragozin, Viacheslav – 1-0 – Alatortsev, Vladimir N. – G9 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Bd6 9. e4 dxc4 10. Bxc4 e5
1947 Aalborg – Round 3 – Sorensen, Tage – 0-1 – Van Scheltinga, Theo – G13 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1947 Chigorin Memorial – Round 1 – Novotelnov, Nikolai – 1-0 – Keres, Paul – G30 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Ne5 Rd8 10. a3 Bd6
1947 San Pablo blind sim – Round 37 – Najdorf, Miguel – 1-0 – De Kraus, E – G33 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qb3 Bxc3 9. bxc3 Re8 10. cxd5 exd5
1947 URS Ch, semi final – Round 6 – Lisitsin, Georgy – 1-0 – Mikenas, Vladas – G39 1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. d4 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Qe2 e5 10. Nxe5 Nxe5
1948 Budapest – Round 11 – Gligorić, Svetozar – 1/2-1/2 – Pachman, Ludek – G58 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1948 GER Ch – Round 1 – Nuernberg, Friedrich – 1-0 – Schuster, Theodor – G1 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Ba5 9. Re1 dxc4 10. Bxc4 e5
1948 Mar del Plata – Round 7 – Najdorf, Miguel – 1-0 – Pilnik, Herman – G56 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 Qe7 10. Bd2 dxc4
1948 Mar del Plata ARG – Round ? – Najdorf, Miguel – 1-0 – Pilnik, Herman – G2 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 Qe7 10. Bd2 dxc4
1949 Venice – Round 8 – Foltys, Jan – 1/2-1/2 – Kottnauer, Cenek – G59 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 dxc4 9. Bxc4 Bd6 10. Qc2 e5
1950 Mar del Plata – Round 14 – Luckis, Marcos – 0-1 – Pirc, Vasja – G116 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. Qc2 Re8 9. a3 Bxc3 10. Qxc3 dxc4
1950 Schiavno Zdroj – Round 1 – Troianescu, Octav – 0-1 – Simagin, Vladimir – G31 1. d4 d5 2. Nf3 c6 3. c4 e6 4. e3 Nf6 5. Nc3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Qc2 dxc4 10. Bxc4 e5
1951 Mar del Plata zt – Round 18 – Luckis, Marcos – 1/2-1/2 – Flores Alvarez, Rodrigo – G181 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qe2 Qe7 9. Bd2 dxc4 10. Bxc4 e5
1952 Paignton Premier 2nd – Round 7 – Oakley, Peter James – 1/2-1/2 – Fairhurst, William – G16 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 b6 9. b3 Bb7 10. Bb2 Qe7
1952 URS Ch sf – Round ? – Katalymov, Boris – 1/2-1/2 – Konstantinopolsky, Alexander – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. a3 Ba5 9. b4 Bc7 10. Bb2 Qe7
1953 BUL-DDR m – Round 2.5 – Uhlmann, Wolfgang – 1/2-1/2 – Bobotsov, Milko G – G15 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. cxd5 exd5 10. b4 Re8
1953 Zagreb – Round 9 – Udovcic, Mijo – 1/2-1/2 – Nedeljkovic, Srecko M – G78 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. Qc2 Bd6 9. e4 dxc4 10. Bxc4 e5
1954 Mar del Plata – Round 11 – Eliskases, Erich – 1/2-1/2 – Shocron, Ruben – G85 1. c4 Nf6 2. Nc3 c6 3. d4 d5 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1955 CSR Ch Army – Round 6 – Kozma, Julius – 1-0 – Fischl, Kamilla – G8 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 Qe7 10. Bd2 Bc7
1955 Gecsei Memorial – Round 10 – Negyesy, Gyorgy – 0-1 – Flesch, Janos – G32 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 Bc7 10. Bd2 dxc4
1955 Moskou ch-URS – Round 1 – Kotov Lundqvist, Alex – 0-1 – Botvinnik, Mikhail – G28 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. b3 Qe7 10. Qc2 e5
1955 Moskou ch-URS – Round 12 – Petrosian, Tigran A. – 1-0 – Taimanov, Mark E – G134 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Bd6 9. b3 dxc4 10. bxc4 e5
1955 Prague tm – Round 6 – Sliwa, Bogdan – 1-0 – Szabo, Laszlo – G41 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qe2 Re8 10. e4 e5
1955 Zagreb – Round 15 – Rabar, Braslav – 1/2-1/2 – Trifunovic, Petar – G149 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. e4 dxe4 10. Nxe4 Nxe4
1956 Marianske Lazne/Praha – Round 4 – Uhlmann, Wolfgang – 0-1 – Pachman, Ludek – G20 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1957 It Gotha GER – Round 5 – Golz, Werner – 1/2-1/2 – Neikirkh, Oleg – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c6 7. O-O Nbd7 8. Qc2 Bd6 9. e4 dxc4 10. Bxc4 e5
1957 URS Ch, semi final – Round 5 – Shiyanovsky, Vladislav Ivanovich – 1/2-1/2 – Kotov, Alexander. – G46 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qe2 dxc4 9. Bxc4 Bd6 10. e4 e5
1957 Wageningen zt – Round 1 – Uhlmann, Wolfgang – 1-0 – Troianescu, Octav – G1 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Qe1 Bd6 10. c5 Bc7
1958 Argentina – Round 4 – Bolbochan, J. – 1/2-1/2 – Wexler, Bernardo – G27 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 c5 9. cxd5 exd5 10. dxc5 Nxc5
1958 Munich olm prel – Round 9 – Bertholdt, Dieter – 1/2-1/2 – MacLeod, Norman – G203 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. e4 dxc4 10. Bxc4 e5
1958 New York ch-USA – Round 7 – Weinstein, Raymond – 1/2-1/2 – Bisguier, Arthur B – G32 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. b3 e5 10. cxd5 cxd5
1959 Buenos Aires VC – Round 13 – Bolbochan, J. – 1-0 – Tanner, Philippe – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c6 7. O-O Nbd7 8. Bd2 Re8 9. Nxd5 Nxd5 10. cxd5 Bxd2
1959 CSR Ch – Round 12 – Brach, Julius – 1/2-1/2 – Fichtl, Jiri – G93 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 Nf6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Bd6 9. e4 dxc4 10. Bxc4 e5
1959 Mar del Plata – Round 1 – Wexler, Bernardo – 1/2-1/2 – Pachman, Ludek – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1959 Santiago – Round 5 – Jauregui, Carlos – 0-1 – Pachman, Ludek – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. Qc2 Bd6 9. Rd1 Qe7 10. h3 dxc4
1960 Leipzig olm fin-A – Round 11 – Bertok, Mario Jr. – 0-1 – Minev, Nikolay N – G191 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. e4 dxc4 10. Bxc4 e5
1960 Leipzig olm fin-A – Round 4 – Portisch, Lajos – 1/2-1/2 – Botvinnik, Mikhail – G64 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Ne5 c5 10. cxd5 exd5
1960 Leipzig olm prel – Round 4 – Bertok, Mario Jr. – 1-0 – Gouder, Adriano – G124 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bxc3 9. Bxc3 dxc4 10. Bxc4 Ne4
1960 Leipzig olm prel – Round 5 – Doda, Zbigniew – 1-0 – Dos Santos Goncalves, John David – G151 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Qe1 dxc4 10. Bxc4 e5
1960 Madrid zt – Round 2 – Donner, Jan-Hein – 1-0 – Pachman, Ludek – G16 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. a3 Bd6 9. Qc2 dxc4 10. Bxc4 e5
1962 Argentina – Round 15 – Scanavino, Eduardo – 0-1 – Sanguinetti, Raul – G78 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nbd7 7. O-O c6 8. a3 dxc4 9. Bxc4 Bd6 10. e4 e5
1962 Clare Benedict Cup 09th – Round 3 – Franco Raymundo, Eduardo – 1-0 – Mohrlok, Dieter – G8 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 dxc4 9. Bxc4 Bd6 10. e4 e5
1962 Moscow – Round 1 – Lilienthal, Andor – 0-1 – Padevsky, Nikola – G13 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bxc3 9. bxc3 Qc7 10. Nd2 e5
1962 Torremolinos zt – Round 1 – Scafarelli, Francesco – 1-0 – Ulvestad, Olaf – G6 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 b6 9. Nxd5 exd5 10. Bxb4 c5
1962 Varna olm – Round 3 – Evans, Larry M – 1/2-1/2 – Minev, Nikolay N – G115 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 dxc4 10. Bxc4 Bc7
1963 Budapest ch-HUN – Round 1 – Barczay, Laszlo – 1/2-1/2 – Flesch, Jean-benoit – G36 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 dxc4 10. Bxc4 Bc7
1963 JUG-URS – Round 1 – Gligorić, Svetozar – 1/2-1/2 – Mikenas, Vladas – G2 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Ne5 Nxe5 10. dxe5 Nd7
1963 Kiev Avantgard Ch – Round ? – Bannik, Anatolij – 1-0 – Kurass, Iskir – G4 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 c6 5. d4 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. Qc2 Qe7 10. Bd2 dxc4
1963 Rubinstein Memorial – Round 10 – Kluger, Gyula – 1-0 – Fichtl, Jiri – G64 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. b3 Qe7 10. Qc2 e5
1964 EU Team Ch sf – Round 3.8 – Spiridonov, Nikola – 0-1 – Baumbach, Friedrich, Dr. – G45 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qe7 9. a3 Bd6 10. e4 dxc4
1965 New York ch-USA – Round 2 – Addison, Wiliam G – 1-0 – Evans, Larry – G5 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qe2 dxc4 9. Bxc4 Bd6 10. Rd1 Qe7
1965 New York ch-USA – Round 7 – Reshevsky, Samuel – 1-0 – Bisguier, Arthur B – G22 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1965 Zagreb – Round 18 – Uhlmann, Wolfgang – 1/2-1/2 – Bisguier, Arthur B – G178 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. h3 dxc4 10. Bxc4 e5
1965 Zagreb – Round 3 – Uhlmann, Wolfgang – 1-0 – Antoshin, Vladimir S – G38 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Ne5 Nxe5 10. dxe5 Nd7
1966 Hoogovens 28th – Round 2 – Bobotsov, Milko G – 1/2-1/2 – Donner, Jan-Hein – G9 1. c4 Nf6 2. d4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Ne5 Nxe5 10. dxe5 Nd7
1966 Mar del Plata 27th – Round 3 – Bolbochan, J. – 1-0 – Pilnik, Herman – G11 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bxc3 9. bxc3 b6 10. cxd5 exd5
1966 Moscow Training – Round 2 – Shamkovich, Leonid – 1-0 – Simagin, Vladimir – G3 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Ba5 9. Qc2 Bc7 10. b3 dxc4
1966 Sochi – Round 1 – Lein, Andreas – 1-0 – Antoshin, Vladimir S – G3 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Bd6 9. e4 dxc4 10. Bxc4 e5
1966 Tbilisi ch-URS – Round 15 – Savon, Vladimir – 0-1 – Taimanov, Mark E – G131 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. cxd5 exd5 10. b4 a6
1967 DDR Ch 16th – Round 8 – Malich, Burkhard, Dr. – 1/2-1/2 – Baumbach, Friedrich, Dr. – G38 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. a3 Bd6 9. e4 dxc4 10. Bxc4 e5
1967 Oxford ch-BCF – Round 1 – Golombek, Harry – 1-0 – Thynne, Trefor F – G3 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qe7 9. a3 Bxc3 10. Qxc3 Re8
1967 Rubinstein Memorial – Round 15 – Uhlmann, Wolfgang – 1-0 – Kolarov, Atanas S. – G43 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Ne5 Nxe5 10. dxe5 Nd7
1967 URS Team Ch – Round 1 – Kondratiev, Pavel E – 1/2-1/2 – Shagalovich, Abo – G27 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qc2 Qe7 9. Bd2 Bd6 10. cxd5 exd5
1968 Lugano olm - Round 1 - Uhlmann, Wolfgang - 1-0 - Vizantiadis, Lazaros - G50 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 dxc4 9. Bxc4 Bd6 10. e4 e5
1969 San Juan – Round 3 – Colon Romero, Miguel – 0-1 – Bisguier, Arthur B – G22 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Qe2 Re8 9. a3 Bd6 10. b4 e5
40. Olympiad Open 2012 – Round 1.69 – Tarlabasi, Emirhan – 0-1 – Cori Sanchez, Jorge Luis – G69 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. e3 Nbd7 5. Nf3 e6 6. Bd3 Bb4 7. O-O O-O 8. a3 Bxc3 9. bxc3 Re8 10. cxd5 exd5
Brussels blitz 1987 – Round 1 – Larsen, Bent – 1-0 – Huebner, Robert – G98 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 e6 5. d4 Bb4 6. Bd3 Nbd7 7. O-O O-O 8. Qc2 Qe7 9. a3 Bd6 10. e4 dxe4
Candidats Tournament 1985 – Round 14 – Seirawan, Yasser – 1-0 – Tal, Mikhail – G84 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. Qb3 dxc4 10. Qxc4 Bd6
Interpolis 1986 – Round 12 – Portisch, Lajos – 1/2-1/2 – Huebner, Robert – G38 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4 7. O-O O-O 8. Bd2 Qe7 9. a3 Bd6 10. c5 Bc7

D46b — Romih (1905)

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 Bb4 7.O-O O-O

Les coups candidats

8.Qc2 — 40.1% (248 parties)

Ambassadeurs : Fichtl, Jiri (3x), Petrosian, Tigran V. (2x), Taimanov, Mark (2x), Shagalovich, Abo (2x), Amaro, Lucas Ibrair (2x), Pirc, Vasja (2x), Wisskirchen, Willi (2x), Abanin, Vladimir (2x)

8.a3 — 29.8% (184 parties)

Ambassadeurs : Taimanov, Mark (4x), Minev, Nikolay N (4x), Pachman, Ludek (3x), Kuijf, Marinus (3x), Bisguier, Arthur B (2x), Uhlmann, Wolfgang (2x), Donner, Jan-Hein (2x), Kozma, Julius (2x)

8.Bd2 — 19.9% (123 parties)

Ambassadeurs : Uhlmann, Wolfgang (6x), Tal, Mikhail (4x), Botvinnik, Mikhail (3x), Minev, Nikolay N (3x), Troianescu, Octav (2x), Kotov, Alexander (2x), Kolarov, Atanas S. (2x), Abanin, Vladimir (2x)

8.Qe2 — 3.7% (23 parties)

Ambassadeurs : Bisguier, Arthur B (3x), Bobotsov, Milko G (2x), Kolarov, Atanas S. (2x), Shianovsky, Vladislav I (1x), Kotov, Alexander (1x), Addison, Wiliam G (1x), Evans, Larry (1x), Colon Romero, Miguel (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Qc2	8.a3	8.Bd2	8.Qe2
<1800	72	46%	28%	14%	1%
1800-2200	200	50%	24%	17%	4%
2200-2600	156	37%	33%	22%	2%
2600+	2	—	50%	50%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Qc2	8.a3	8.Bd2	8.Qe2
1950s	49	35%	29%	24%	10%
1960s	47	15%	34%	45%	4%
1970s	33	27%	42%	18%	12%
1980s	55	35%	35%	22%	—
1990s	90	46%	24%	18%	1%
2000s	148	44%	29%	16%	5%
2010s	168	45%	29%	17%	2%
2020s	28	50%	25%	14%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Qc2	45%	50%	▲ +4.8%
8.a3	29%	25%	▼ -4.2%
8.Bd2	17%	14%	▼ -3.0%
8.Qe2	2%	0%	▼ -2.4%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 9 parties
Botvinnik, Mikhail — 3 parties
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

8.Qc2 — 40.1% (248 parties)

1950 — Millin, Paolo vs Camorani, M. — 1-0 — San Marino SMR
1950 — Amaro, Lucas Ibrair vs Pirc, Vasja — 0-1 — Mar del Plata ARG
1950 — Amaro, Lucas Ibrair vs Pirc, Vasja — 0-1 — Mar del Plata ARG
1952 — Sliwa, Bogdan vs Platz, Hans — 1-0 — Budapest HUN
1952 — Oakley, Peter James vs Fairhurst, William — 1/2-1/2 — Paignton

8.a3 — 29.8% (184 parties)

1950 — Schapel, Karl vs Taimanov, Mark — 0-1 — It Schiavno Zdroj POL
1950 — Szapiel, Mateusz vs Taimanov, Mark — 0-1 — Szawno Zdroj
1950 — Al Balushi, Shuaib Abdul Wahab vs Taimanov, Mark — 0-1 — Schiavno Zdroj
1952 — Katalymov, Boris vs Konstantinopolsky, Alexander — 1/2-1/2 — Sochi RUS
1953 — Uhlmann, Wolfgang vs Bobotsov, Milko G — 1/2-1/2 — Sofia BUL

8.Bd2 — 19.9% (123 parties)

1950 — Troianescu, Octav vs Simagin, Vladimir — 0-1 — Schiavno Zdroj
1951 — Darsniek, N. vs Tal, Mikhail — 0-1 — Riga LAT
1952 — Bernstein, Sidney vs Platz, Hans — 1-0 — ?
1953 — Wade, Robert G vs Fairhurst, William — 1-0 — Glasgow SCO
1955 — Kotov, Alexander vs Botvinnik, Mikhail — 0-1 — 6

8.Qe2 — 3.7% (23 parties)

1951 — Amaro, Lucas Ibrair vs Flores Alvarez, Rodrigo — 1/2-1/2 — Mar del Plata ARG
1956 — Winters, S. vs Bernstein, Sidney — 0-1 — New York, NY USA
1957 — Shianovsky, Vladislav I vs Kotov, Alexander — 1/2-1/2 — Kiev UKR
1959 — Bobotsov, Milko G vs Kolarov, Atanas Stefanov — 1-0 — ?
1959 — Bobotsov, Milko G vs Kolarov, Atanas S. — 1-0 — Sofia BUL

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