A12o — English: London Defence

1.c4 c6 2.Nf3 d5 3.b3 Nf6 4.g3 Bf5 5.Bg2 e6 6.Bb2 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 87 % des parties) ; d3 (Solidifier le centre — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nbd7 (Développer b8 — 37 % des parties) ; ...Be7 (Fou actif (mobilité 5), Développer f8 — 28 % des parties) ; ...h6 (23 % des parties) ; ...Bd6 (Fou actif (mobilité 9), Développer f8 — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● c6→d5, e6→d5, b7→c6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● e5 (2v0)	● e4 (3v0), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (4v1), ● e4 (3v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bb2	● Bb2 Actif (mob. 6)
Bg2	● Bg2 Ok (mob. 2)
Bf5		● Bf5 Actif (mob. 7)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● a1, ● h1)	4 (● b8, ● f8, ● 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	● e2-e4	—

Partie
1924 Buenos Aires – Round 1 – Villegas, Benito – 0-1 – Belgrano Rawson, Luis – G1 1. c4 c6 2. Nf3 Nf6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bc5 8. d4 Be7 9. Nbd2 h6 10. Ne5 O-O
1924 Buenos Aires – Round 2.9 – Reti, Richard – 1/2-1/2 – Palau, Luis – G17 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d4 O-O 9. Nbd2 Qe7 10. Ne5 Bxe5
1925 Bratislava-A – Round 11 – Réti, Richard – 1/2-1/2 – Haida, August Konrad – G17 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O h6 8. d3 Be7 9. Nc3 O-O 10. Re1 Bh7
1925 DSB-24.Kongress – Round 7 – Reti, Richard – 1/2-1/2 – Tarrasch, Siegbert – G24 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 O-O 9. Nc3 Qe7 10. Re1 e5
1925 Leningrad – Round 1 – Rochlin, J. – 0-1 – Levenfish, Grigory – G20 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Bd6 7. O-O Nbd7 8. d4 h6 9. Nbd2 O-O 10. Ne5 Bxe5
1925 Marienbad – Round 9 – Haida, August Konrad – 0-1 – Michell, Reginald – G57 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nbd2 O-O 10. Re1 e5
1926 Semmering – Round 1 – Reti, Richard – 1-0 – Treybal, Karel – G98 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O O-O 8. d3 Ne8 9. Nbd2 Bf6 10. Qc2 Na6
1927 London olm – Round 5 – Kroone, Gerard – 0-1 – Andersen, Erik – G25 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nc3 h5 10. h4 Bg4
1927 London Olympiad 1st – Round 1.73 – Kroone, Gerard – 0-1 – Renaud, Georges – G12 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d4 h6 9. Nc3 O-O 10. e3 Qe7
1927 London Olympiad 1st – Round 13.81 – Euwe, Max – 1-0 – Marin y Llovet, Valentin – G147 1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. b3 Bf5 5. Bb2 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. cxd5 cxd5 10. Nd4 Bg6
1929 Bradley Beach – Round 1 – Alekhine, Alexander – 1-0 – Turover, Isador – G7 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O Nbd7 8. cxd5 cxd5 9. Nc3 O-O 10. d3 Rc8
1931 Kautsky mem8 – Round 9 – Flohr, Salo – 0-1 – Thelen, Bedrich – G7 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. g3 Nf6 5. Bg2 e6 6. Bb2 Nbd7 7. O-O Bd6 8. d4 h6 9. Nbd2 O-O 10. Nh4 Bh7
1931 New York – Round 9 – Santasiere, Anthony – 0-1 – Turover, Isador – G61 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O Nbd7 8. d3 h6 9. Nbd2 O-O 10. Re1 Bh7
1931 Prague ol Prague CZE – Round 1 – Lokvenc, Josef – 1-0 – Betbeder Matibet, Louis – G4 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Bd6 7. O-O O-O 8. d3 Nbd7 9. Nbd2 Qe7 10. Nh4 Bg4
1932 Bern – Round 14 – Bogoljubow, Efim – 1-0 – Staehelin, Adolf – G100 1. b3 d5 2. Bb2 Nf6 3. c4 c6 4. Nf3 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 h6 9. Nbd2 O-O 10. cxd5 exd5
1933 Budapest – Round ? – Mueller, Hans – 1-0 – Lilienthal, Andor – G6 1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 Bf5 5. b3 e6 6. Bb2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nc3 O-O 10. Re1 e5
1933 Folkestone olm – Round 6 – Dake, Arthur William – 1-0 – Feygin, Michael – G4 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. cxd5 cxd5 10. Nd4 O-O
1934 Hastings3435 – Round 1 – Menchik, Vera Frantsevna – 1/2-1/2 – Michell, Reginald – G28 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nbd2 O-O 10. Qc2 h6
1936 Amsterdam – Round 1 – Michailowski, G. – 0-1 – Kmoch, Hans – G13 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d4 Bd6 9. Nc3 O-O 10. Nd2 Re8
1936 Budapest HUN – Round 9 – May, Dezso – 1/2-1/2 – Balogh, Janos – G12 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d4 Be4 9. Nbd2 h5 10. Qc1 Nf8
1936 Moscow – Round 8 – Capablanca, Jose – 1-0 – Lilienthal, Andor – G41 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d3 Be7 9. Nbd2 O-O 10. Rc1 a5
1937 BCF Ch 30th – Round 11 – Lenton, Alfred – 1-0 – Thomas, George Alan – G34 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O O-O 8. d3 h6 9. Nbd2 Nbd7 10. Re1 Bh7
1937 Kemeri – Round 7 – Ozols, Karlis – 1/2-1/2 – Berg, Terje Jensen – G122 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nc3 e5 10. cxd5 Nxd5
1937 Stockholm ol – Round 2 – O'Kelly de Galway, Alberic – 1-0 – Montgomerie, Roy – G17 1. Nf3 Nf6 2. c4 c6 3. g3 d5 4. b3 Bf5 5. Bg2 e6 6. Bb2 Nbd7 7. O-O Bd6 8. d3 h6 9. Nbd2 O-O 10. Qc2 Rc8
1937 Stockholm ol (Men) – Round 9 – Fine, Reuben – 1-0 – O'Kelly de Galway, Alberic – G17 1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 O-O 9. Nbd2 e5 10. Qc2 h6
1937 Stockholm SWE – Round 13 – Solin, Ilmari – 0-1 – Poulsen, Christian – G60 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Bd6 7. O-O Nbd7 8. d4 Qe7 9. Nbd2 O-O 10. Ne5 Rad8
1938 AVRO – Round 1 – Keres, Paul Petrovich – 1/2-1/2 – Euwe, Max – G20 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d3 Bc5 9. Nbd2 O-O 10. Qc2 Qe7
1938 Trade Unions – Round 1 – Levitas, B – 0-1 – Alatortsev, Vladimir N. – G24 1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. c4 c6 5. b3 e6 6. Bb2 Nbd7 7. O-O Bd6 8. Nc3 h6 9. d3 O-O 10. e4 Bh7
1939 Buenos Aires ol f-A – Round 13 – Tautvaisas, Povilas – 0-1 – Friedemann, Gunnar – G259 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. g3 Nf6 5. Bb2 e6 6. Bg2 Bd6 7. O-O h6 8. d3 O-O 9. Nbd2 Qe7 10. a3 Nbd7
1939 Buenos Aires ol prel-C – Round 3 – Granda Ponce, Nicolas Alejandro – 0-1 – O'Hanlon, John – G13 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O h6 8. d3 Nbd7 9. Qc2 O-O 10. Nbd2 Bg6
1939 Rosario – Round 1 – Garcia Vera, Oscar – 1-0 – Garcia Vera, Romeo – G15 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Be7 8. d3 h6 9. Nc3 O-O 10. Rc1 Bh7
1941 New York State CA – Round 10 – Santasiere, Anthony – 0-1 – Fine, Reuben – G25 1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. c4 c6 5. b3 e6 6. Bb2 Bd6 7. O-O O-O 8. d3 Qe7 9. Nc3 dxc4 10. e4 Bg4
1944 URS Ch sf Moscow RUS – Round 3 – Ragozin, Viacheslav – 1-0 – Romanovsky, Pjotr – G4 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. g3 Bf5 5. Bb2 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nbd2 O-O 10. Re1 e5
1946 Barcelona – Round 7 – Perez Perez, Francisco Jose – 1-0 – Cherta, Pedro – G47 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. Nc3 O-O 9. d3 Qe7 10. Qc2 h6
1946 Gyor – Round 4 – Barcza, Gedeon – 1-0 – Ruffne Toth, Andrea – G10 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. b3 Bf5 5. Bb2 e6 6. c4 Nbd7 7. O-O h6 8. Nc3 Bc5 9. d4 Bd6 10. Nd2 O-O
1946 Hungary – Round 1 – Benko, Pal – 1-0 – Füster, Géza – G31 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. b3 Bf5 5. Bb2 e6 6. c4 Nbd7 7. O-O Bd6 8. Nc3 O-O 9. d4 Qe7 10. Nd2 Ba3
1946 Hungary – Round 1 – Szilagyi, Gyorgy Laszlo – 1-0 – Negyesy, Gyorgy – G30 1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. c4 c6 5. g3 e6 6. Bg2 Nbd7 7. O-O h6 8. Nc3 Bc5 9. d4 Bd6 10. Nd2 Bg4
1946 Londen II – Round 5 – Devos, Paul – 1-0 – Euwe, Max – G9 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d3 Bc5 9. Nbd2 O-O 10. Rc1 Qe7
1946 Londen II – Round 6 – Lupi, Francisco – 0-1 – De Winter Gallegos, Willy – G14 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d4 h6 9. c5 Bc7 10. b4 a5
1946 San Francisco ARG – Round 6 – Iliesco, Juan – 1-0 – Espinoza Flores, Rafael – G13 1. c4 Nf6 2. Nf3 c6 3. g3 d5 4. Bg2 Bf5 5. b3 e6 6. Bb2 Bd6 7. O-O h6 8. d3 O-O 9. Nc3 Bh7 10. Re1 Qe7
1947 Buenos Aires/La Plata – Round 3 – Eliskases, Erich – 1-0 – Euwe, Max – G6 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. Nc3 Bh7 9. d3 Bc5 10. e4 dxe4
1948 Bad Gastein – Round 6 – Lokvenc, Josef – 1/2-1/2 – Toth, Sz – G46 1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 4. c4 c6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d3 Bc5 9. Nc3 O-O 10. Qc2 Qe7
1948 Moskou ch-URS – Round 8 – Lisitsin, Georgy – 1/2-1/2 – Panov, Vasily – G76 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 Nf6 5. g3 e6 6. Bg2 h6 7. O-O Be7 8. d3 O-O 9. Nbd2 a5 10. Re1 Na6
1949 OWL Ch – Round 2 – Werner, Stephan – 1-0 – Hecker, Erwin – G2 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d3 Bb4 9. a3 Ba5 10. b4 Bc7
1949 OWL Ch – Round 6 – Werner, Stephan – 1-0 – Juehe, Heinrich – G6 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 Nf6 5. g3 e6 6. Bg2 Nbd7 7. O-O Be7 8. d3 O-O 9. Nc3 h6 10. Re1 Bh7
1950 Amsterdam – Round 10 – Pirc, Vasja – 0-1 – Van Scheltinga, Theo – G106 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. b3 Bf5 5. Bb2 e6 6. c4 Be7 7. O-O O-O 8. d3 h6 9. Nbd2 Nbd7 10. Qc2 Bh7
1951 Moskou ch-URS – Round 1 – Smyslov, Vladimir – 0-1 – Keres, Paul – G116 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. g3 Bf5 5. Bg2 e6 6. Bb2 Nbd7 7. O-O h6 8. d3 Bc5 9. Nbd2 O-O 10. Qc2 Bh7
1951 Restricted Opening Tournament – Round ? – Sarosy, Zoltan L – 0-1 – Anderson, Frank Ross – G11 1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 Bf5 5. b3 e6 6. Bb2 Bd6 7. O-O O-O 8. d3 Qe7 9. Nc3 dxc4 10. bxc4 e5
1952 Buenos Aires – Round 1 – Garcia Vera, Romeo – 1-0 – Huguet, Horacio E – G23 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 h6 9. cxd5 exd5 10. e4 Bg4
1952 Mar del Plata – Round 15 – Reinhardt, Enrique – 0-1 – Bolbochan, J. – G107 1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Bf5 5. b3 e6 6. Bb2 Nbd7 7. O-O h6 8. d3 Bc5 9. Nbd2 O-O 10. Qe1 Bh7
1953 NRW Ch – Round 2 – Werner, Stephan – 1/2-1/2 – Cherubim, Reinhard – G6 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O h6 8. d3 Be7 9. Nc3 O-O 10. Re1 Bh7
1953 NRW Ch – Round 6 – Werner, Stephan – 0-1 – Lachmann, Hans G – G15 1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. b3 Bf5 5. Bb2 e6 6. Nf3 Nbd7 7. O-O h6 8. d3 Be7 9. Nbd2 O-O 10. Qc2 Bh7
1953 Toronto CC Ch – Round 8 – Sarosy, Zoltan L – 1-0 – Kerns, Keith – G8 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Be7 7. O-O Nbd7 8. d3 O-O 9. Nbd2 h5 10. Rc1 Rc8
1954 Bucharest – Round 13 – Korchnoi, Viktor – 1-0 – Voiculescu, Paul – G108 1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bf5 5. Nf3 e6 6. Bg2 Nbd7 7. O-O Be7 8. d3 O-O 9. Nbd2 h6 10. Rc1 Bh7
1954 CSR Ch sf – Round 2 – Pithart, Frantisek – 0-1 – Tikovsky, Augustin – G6 1. Nf3 d5 2. g3 Bf5 3. Bg2 e6 4. c4 c6 5. b3 Nf6 6. Bb2 Nbd7 7. Nc3 h6 8. O-O Bd6 9. d3 Qe7 10. Qc2 O-O
1954 Olympiad final A – Round 1 – Filip, Marius Liviu – 1/2-1/2 – Lundin, Erik – G1 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. g3 Bf5 5. Bb2 e6 6. Bg2 Nbd7 7. O-O h6 8. Nc3 Be7 9. d3 O-O 10. Qc2 Bh7
1955 Gothenburg Interzonal – Round 2 – Stahlberg, Gideon – 1/2-1/2 – Pachman, Ludek – G20 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O O-O 8. d3 h6 9. Nbd2 a5 10. Qc2 Bh7
1955 Hoechst ch-GER – Round 1 – Hoenlinger, Baldur – 1/2-1/2 – Bialas, Wojciech – G56 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 h6 7. O-O Nbd7 8. d3 Bc5 9. Nc3 O-O 10. Qc2 Bh7
1956 Marianske Lazne/Praha – Round 1 – Stahlberg, Gideon – 1/2-1/2 – Wade, Robert G – G5 1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Bc5 8. d3 Qe7 9. Nbd2 O-O 10. Qc2 h6
1956 Marianske Lazne/Praha – Round 14 – Flohr, Salo – 1/2-1/2 – Pachman, Ludek – G40 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O O-O 8. d3 a5 9. Nh4 Bg4 10. Nd2 Nfd7
1956 URS Ch sf – Round ? – Livshin, Iosif – 1-0 – Romanovsky, Pjotr – G11 1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. b3 Bf5 5. Bb2 e6 6. Nf3 h6 7. O-O Nbd7 8. d3 Be7 9. Nbd2 Bh7 10. a3 a5
1958 Argentina – Round 12 – Reinhardt, Heinrich – 1-0 – Benko, Francisco – G99 1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. c4 c6 5. b3 e6 6. Bb2 Nbd7 7. d3 Bc5 8. O-O O-O 9. Nbd2 Qe7 10. a3 a5
1958 Munich olm fin-B – Round 6 – Smiltiner, Shlomo – 1-0 – Vaitonis, Povilas – G51 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bb2 e6 6. Bg2 Nbd7 7. O-O Qc7 8. d3 Bc5 9. Nbd2 O-O 10. Nh4 Bg4
1958 Olympiad Munich GER – Round 3 – Uhlmann, Wolfgang – 1/2-1/2 – Cardoso Da Silva, Roberto – G2 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. Bg2 Bf5 5. b3 e6 6. Bb2 Be7 7. O-O Nbd7 8. d3 Bg6 9. Nc3 O-O 10. Qd2 a5
1958 World Championship 22th – Round 12 – Botvinnik, Mikhail – 1-0 – Smyslov, Vladimir – G11 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bg2 e6 6. Bb2 Nbd7 7. O-O h6 8. d3 Be7 9. Nbd2 O-O 10. a3 a5
1961 Moscow Ch – Round ? – Goldberg, Grigory A – 1-0 – Bykhovsky, Anatoly A – G36 1. c4 c6 2. b3 d5 3. Bb2 Nf6 4. Nf3 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O h6 8. d4 Bd6 9. Nc3 O-O 10. Nd2 Re8
1961 Zagreb – Round 16 – Damjanovic, Marko – 0-1 – Vospernik, Mira – G128 1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O Be7 8. d3 h6 9. Nbd2 O-O 10. Qc2 a5
1964 ESP Ch 29th – Round 9 – Visier Segovia, Fernando – 1/2-1/2 – Merino Mejuto, Domingo – G37 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. g3 e6 5. Bb2 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 h5 9. cxd5 exd5 10. Nc3 h4
1964 FRG Team Ch – Round 1.3 – Eising, Johannes – 0-1 – De Carbonnel, Heinz – G3 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Be7 8. d3 O-O 9. Nbd2 a5 10. a3 h6
1964 Reykjavik – Round 1 – Johannsson, Ingi R – 1/2-1/2 – Palmason, Gudmundur – G10 1. Nf3 Nf6 2. g3 d5 3. c4 c6 4. b3 Bf5 5. Bg2 e6 6. Bb2 a5 7. O-O Be7 8. d3 Na6 9. Nbd2 h6 10. a3 O-O
1964 Tel Aviv olm prel – Round 7 – Naranja, Renato – 0-1 – Pomar Salamanca, Arturo – G245 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. d4 Nbd7 9. Nc3 Ne4 10. Nd2 Nxd2
1964 URS – Round ? – Kashdan, Isaac – 1-0 – Novikov, Igor – G1 1. c4 c6 2. b3 d5 3. Nf3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 h6 7. O-O Be7 8. d3 Nbd7 9. Nbd2 O-O 10. Rc1 Rc8
1965 It (Men) Budapest HUN – Round 1 – Savon, Vladimir – 1-0 – Toth, Bela – G11 1. Nf3 Nf6 2. g3 d5 3. c4 c6 4. b3 Bf5 5. Bg2 e6 6. Bb2 Nbd7 7. O-O h6 8. d4 Be7 9. Nfd2 O-O 10. Nc3 Qb6
1965 Leipzig Inter 1st – Round 3 – Trifunovic, Petar – 1/2-1/2 – Barcza, Gedeon – G4 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. b3 Bf5 5. Bb2 e6 6. c4 h6 7. O-O Nbd7 8. d3 Be7 9. Nbd2 O-O 10. Qc2 Bh7
1966 La Habana olm fin-B – Round 2 – Clarke, Peter H – 1-0 – Fairhurst, William – G24 1. c4 Nf6 2. Nf3 c6 3. g3 d5 4. b3 Bf5 5. Bb2 e6 6. Bg2 Bc5 7. O-O Nbd7 8. d4 Bd6 9. Nbd2 h6 10. e3 Qb8
1966 WchT U26 fin-A 13th – Round 4 – Sloth, Jorn – 0-1 – Polgar, Istvan – G6 1. c4 Nf6 2. Nf3 c6 3. g3 d5 4. b3 Bf5 5. Bb2 e6 6. Bg2 Nbd7 7. O-O h6 8. Nc3 Bb4 9. d3 O-O 10. a3 Be7
1967 IBM – Round 6 – Langeweg, Kick – 1-0 – Moiseev, Oleg – G24 1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bf5 5. Nf3 e6 6. Bg2 Be7 7. O-O O-O 8. d3 h6 9. Nbd2 a5 10. a3 Nbd7
1967 Kbenhavnsmesterskabet – Round 1 – Sloth, Jorn – 1/2-1/2 – Hvenekilde, Jorgen – G1 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bb2 e6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qe7 9. Nc3 O-O-O 10. Nd4 Bg4
1967 Oxford ch-BCF – Round 8 – Clarke, Peter H – 1/2-1/2 – Hoad, Zeline – G70 1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Bd6 7. O-O O-O 8. d4 Nbd7 9. Nbd2 Qe7 10. e3 Rac8
1967 Reggio Emilia ITA – Round 8 – Bertok, Mario Jr. – 1-0 – Jahr, Ulrich – G13 1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bf5 5. Bg2 e6 6. Nf3 Nbd7 7. O-O Bd6 8. d3 O-O 9. Nbd2 e5 10. cxd5 cxd5
1968 GDR Ch – Round 8 – Liebert, Heinz – 1-0 – Fuchs, Reinhart – G9 1. c4 Nf6 2. Nf3 c6 3. g3 d5 4. b3 Bf5 5. Bg2 e6 6. Bb2 Nbd7 7. O-O h6 8. d3 Bc5 9. Nc3 O-O 10. Qc2 Qe7
1968 Lugano olm - Round 1 - Johannessen, Simon T - 1-0 - Heidenfeld, Wolfgang - G6 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. d3 Qc7 9. Nc3 O-O 10. Qd2 Bg6
1968 Prague U26 – Round 7 – Janata, Michael – 1-0 – Zedek, Alois – G31 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. d3 O-O 8. Nbd2 Nbd7 9. Qc2 Bg6 10. O-O c5
1969 FRG Ch – Round 14 – Schiffer, Karl-Josef – 1/2-1/2 – Rellstab, Ludwig – G16 1. c4 c6 2. Nf3 Nf6 3. b3 d5 4. Bb2 Bf5 5. g3 e6 6. Bg2 Nbd7 7. O-O h6 8. d3 Be7 9. Nc3 O-O 10. Re1 Bh7
1969 Hoogovens-B – Round 6 – Hartoch, Robert G – 0-1 – Krabbe, Thomas – G33 1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bf5 5. Bg2 e6 6. Nf3 Be7 7. O-O O-O 8. d3 h6 9. Nc3 Bh7 10. Qc2 Nbd7
40. Olympiad Open 2012 – Round 1.3 – Akopian, Vladimir – 1-0 – Gemy, Jose Daniel – G48 1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Nbd7 7. O-O h6 8. d3 Be7 9. Nbd2 O-O 10. Rc1 Bh7
9. Norway Armageddon 2021 – Round 10.3 – Karjakin, Sergey – 1-0 – Aditya Tari – G14 1. b3 d5 2. Bb2 Bf5 3. g3 e6 4. Bg2 Nf6 5. c4 c6 6. Nf3 h6 7. O-O Bh7 8. d3 Be7 9. Nbd2 O-O 10. a3 a5
Alekhine Memorial 1971 – Round 14 – Stein, Leonid – 1/2-1/2 – Tal, Mikhail – G40 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bg2 e6 6. Bb2 Be7 7. O-O O-O 8. d3 Nbd7 9. Nbd2 h6 10. Rc1 Bh7

A12o — London Defence (1924)

1.c4 c6 2.Nf3 d5 3.b3 Nf6 4.g3 Bf5 5.Bg2 e6 6.Bb2

Les coups candidats

6…Nbd7 — 36.6% (838 parties)

Ambassadeurs : Lubczynski, Rafal (5x), Cekro, Ekrem (4x), Hasangatin, Ramil (4x), Valkesalmi, Kimmo (3x), Gomes, Mary Ann (3x), Botvinnik, Mikhail (2x), Smyslov, Vasily (2x), Werner, Stephan (2x)

6…Be7 — 28.4% (649 parties)

Ambassadeurs : Wenner, Tobias (4x), Lubczynski, Rafal (4x), Faldt, Magnus (3x), Skalkotas, Nikolaos (2x), Formanek, Edward (2x), Pachman, Ludek (2x), Starck, Bodo (2x), Dake, Arthur William (2x)

6…h6 — 23.2% (531 parties)

Ambassadeurs : Haba, Petr (3x), Grabuzova, Tatiana (3x), Chistiakova, Tamara (3x), Stoeckl, Stephan (3x), Kowalski, Igor (3x), Sunye Neto, Jaime (2x), Christiansen, Larry (2x), Markowski, Tomasz (2x)

6…Bd6 — 8.4% (193 parties)

Ambassadeurs : Sarosy, Zoltan L (2x), Anderson, Frank Ross (2x), Houska, Jovanka (2x), Pollitt, James D (1x), Hooper, David (1x), Brodie, Hugh (1x), Agnew, Gerald (1x), Archer, Clark Emerson (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Nbd7	6…Be7	6…h6	6…Bd6
<1800	99	33%	25%	22%	13%
1800-2200	976	35%	30%	21%	10%
2200-2600	882	35%	29%	29%	5%
2600+	12	58%	17%	25%	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Nbd7	6…Be7	6…h6	6…Bd6
1950s	32	56%	25%	9%	9%
1960s	39	46%	21%	13%	8%
1970s	58	38%	38%	21%	2%
1980s	121	33%	29%	30%	5%
1990s	424	37%	30%	20%	9%
2000s	711	38%	29%	20%	10%
2010s	729	37%	27%	25%	8%
2020s	173	29%	25%	37%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Nbd7	37%	29%	▼ -7.7%
6…Be7	27%	25%	▼ -2.0%
6…h6	25%	37%	▲ +11.9%
6…Bd6	8%	6%	▼ -1.6%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 3 parties
Botvinnik, Mikhail — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Gukesh D — 1 partie

Parties historiques

6…Nbd7 — 36.6% (838 parties)

1951 — Smyslov, Vasily vs Keres, Paul — 1-0 — Moscow RUS
1951 — Zalys, Ignas vs Tanguay, Alexandre — 1-0 — Montreal CAN
1951 — Smyslov, Vladimir vs Keres, Paul Petrovich — 0-1 — Moskou ch-URS
1952 — Reinhardt, Enrique vs Bolbochan, Jacobo — 0-1 — Mar del Plata ARG
1952 — Garcia Vera, Romeo vs Huguet, Horacio E — 1-0 — Buenos Aires ARG

6…Be7 — 28.4% (649 parties)

1950 — Pirc, Vasja vs Bosch van Rosenthal, Edzard — 0-1 — Amsterdam NED
1952 — Hajtun, Jozsef vs Pogats, Jozsef Jr. — 0-1 — Gyor
1953 — Sarosy, Zoltan L vs Kerns, Keith — 1-0 — Toronto CAN
1955 — Stahlberg, Gideon vs Pachman, Ludek — 1/2-1/2 — Goteborg izt
1956 — Flohr, Salo vs Pachman, Ludek — 1/2-1/2 — Marianske Lazne/Praha

6…h6 — 23.2% (531 parties)

1952 — Abanin, Vladimir vs Goldenov, Boris P — 1-0 — URS-ch sf Minsk BLR
1955 — Hoenlinger, Baldur vs Bialas, Wolfram — 1/2-1/2 — Hoechst ch-GER
1956 — Livshin, Iosif vs Romanovsky, Pjotr — 1-0 — Kharkov UKR
1962 — Thiellement, Andre vs Rometti, Nicola Barbatto — 0-1 — Paris FRA
1964 — Tsebenko, Vsevolod N vs Serebrisky, Alexander S — 1/2-1/2 — ?

6…Bd6 — 8.4% (193 parties)

1951 — Sarosy, Zoltan L vs Anderson, Frank Ross — 0-1 — Toronto CAN
1951 — Anderson, Frank Ross vs Sarosy, Zoltan L — 1-0 — Toronto CAN
1953 — Pollitt, James D vs Hooper, David — 1/2-1/2 — Hastings ch-BCF
1967 — Archer, Clark Emerson vs Hoad, Zeline — 1/2-1/2 — ?
1968 — Brodie, Hugh vs Agnew, Gerald — 1-0 — Montreal m1

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