A14k — English: Neo-Catalan Declined, 5…O-O 6.b3 c5 7.Bb2 Nc6

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.b3 c5 7.Bb2 Nc6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte e5, un fou actif en b2 et la paire de fous.

Côté adverse. Les fous enfermés en e7 et c8.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; h3 (Empêcher ...Bg4) ; d3 (Protéger e4, libérer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur les cases fortes b4 et e4, un avant-poste en b4 et la paire de fous.

Côté adverse. Le fou enfermé en g2.

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

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)) ; ...Bg4 (Clouer Nf3) ; ...d4 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v1)	● b4 (2v0), ● e4 (2v0)
Cases faibles	● d4	—
Centre	● e5 (2v1)	● d5 (3v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bb2	● Bb2 Actif (mob. 6)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Enfermé (mob. 1)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	2 (b1, a1)	2 (c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d2-d3, ● e2-e3	● …d5-d4, ● …e6-e5

Partie
1925 Moscow – Round ? – Reti, Richard – 1-0 – Romanovsky, Pjotr – G196 1. Nf3 Nf6 2. c4 c5 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. b3 Nc6 7. Bb2 d5 8. cxd5 Nxd5 9. Nc3 Bf6 10. Rc1 Nxc3
1925 Moscow – Round 1 – Reti, Richard – 1-0 – Romanovsky, Pjotr – G124 1. Nf3 c5 2. c4 Nc6 3. b3 Nf6 4. Bb2 e6 5. g3 Be7 6. Bg2 O-O 7. O-O d5 8. cxd5 Nxd5 9. Nc3 Bf6 10. Rc1 Nxc3
1928 Trencianske Teplice SVK – Round 6 – Reti, Richard – 0-1 – Hoenlinger, Baldur – G8 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Na3 Bf6 10. Bxf6 Nxf6
1931 Budapest – Round 1 – Pikler, Robert – 1/2-1/2 – Havasi, Kornel – G2 1. c4 Nf6 2. Nf3 e6 3. b3 Be7 4. Bb2 O-O 5. g3 c5 6. Bg2 Nc6 7. O-O d5 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nxc3
1932 Amsterdam/Karlsbad m – Round 16 – Euwe, Max – 1/2-1/2 – Flohr, Salo – G15 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. d4 b6 10. Nc3 Nxc3
1932 Berlin Ch – Round 2 – Elstner, Rudolf – 1-0 – Saemisch, Friedrich – G4 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. Ne5 Nxe5 9. Bxe5 d4 10. d3 g5
1934 Leningrad ch-URS – Round 1 – Belavenets, Sergey – 1/2-1/2 – Rauzer, Vsevolod – G4 1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Na3 Bf6 10. Qc1 b6
1934 Leningrad ch-URS – Round 1 – Lisitsin, Georgy – 1/2-1/2 – Rauzer, Vsevolod – G149 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. d4 dxc4 9. bxc4 cxd4 10. Nxd4 Bd7
1935 Moscow – Round 18 – Lisitsin, Georgy – 0-1 – Bohatyrchuk, Fedir Parfenovych – G86 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 Nxc3 10. Bxc3 Qc7
1935 Moskou – Round 11 – Lisitsin, Georgy – 0-1 – Alatortsev, Vladimir N. – G61 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 Nxc3 10. Bxc3 Qc7
1936 Hastings3637 – Round 1 – De Winter Gallegos, Willy – 1/2-1/2 – Tylor, Theodore Henry – G5 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. b3 O-O 6. Bb2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nxc3
1936 URS All-Union YM – Round 14 – Riumin, Nikolai – 0-1 – Rauzer, Vsevolod – G15 1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. d3 b6 9. e3 Bb7 10. Qe2 Qc7
1936 Zandvoort – Round 1 – Keres Paul Petrovich – 1-0 – Bogoljubow, Efim – G13 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
1936 Zandvoort – Round 8 – Keres, Paul – 1-0 – van Doesburgh, Gerrit Roelof Diederik – G53 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 Nf6 10. dxc5 Nd7
1937 Bad Elster – Round 1 – Bluemich, Max – 1-0 – Saemisch, Friedrich – G4 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Nxd4
1937 Margate – Round 7 – Menchik, Vera Frantsevna – 1-0 – Thomas, George Alan – G26 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O Nc6 6. b3 Be7 7. Bb2 O-O 8. d3 Qc7 9. Na3 d4 10. Nc2 e5
1938 Argentina – Round 11 – Iliesco, Juan – 1/2-1/2 – Carballo Madrigal, Fabian – G27 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Nxc3 10. Bxc3 Qb6
1939 Buenos Aires ol f-A – Round 4 – Melngailis, Emilis – 0-1 – Zíta, František – G85 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bb2 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Nxd4
1940 Berlin – Round 9 – Lehmann, Heinz – 0-1 – Nowarra, Heinz – G32 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. cxd5 Nxd5 9. Na3 Bf6 10. Bxf6 Nxf6
1940 Rakovnik – Round 9 – Olexa, Vilem – 1-0 – Podgorny, Jiri – G47 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. d3 Qc7 9. Nbd2 d4 10. e4 e5
1941 Mar del Plata – Round 8 – Iliesco, Juan – 0-1 – Feigin, M. – G71 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Bf6
1943 Prague – Round 4 – Podgorny, Jiri – 0-1 – Fichtl, Jiri – G34 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. Bb2 Nc6 8. d3 b6 9. Nbd2 Bb7 10. Ne1 d4
1944 Mar del Plata – Round 1 – Garcia Vera, Romeo – 1-0 – Puiggros, Guillermo – G23 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 b6 10. Nxd5 exd5
1946 Nottingham ch-BCF – Round 1 – Golombek, Harry – 1-0 – De Winter Gallegos, Willy – G1 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nxc3
1946 POL Ch – Round 5 – Sliwa, Bogdan – 1/2-1/2 – Czerniakow, Sergiusz – G31 1. Nf3 d5 2. c4 e6 3. g3 Be7 4. Bg2 Nf6 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. d3 d4 9. e4 e5 10. Nbd2 Bg4
1947 Leningrad ch-URS – Round 15 – Alatortsev, Vladimir N. – 1-0 – Yudovich, Mikhail M – G136 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Rc1 Re8
1949 Mar del Plata – Round 1 – Pomar Salamanca, Arturo – 1-0 – Corte, Cesar J – G27 1. Nf3 Nf6 2. b3 c5 3. Bb2 d5 4. g3 e6 5. Bg2 Be7 6. O-O O-O 7. c4 Nc6 8. Ne5 Nxe5 9. Bxe5 Nd7 10. Bb2 d4
1949 Moscow – Round 1 – Konstantinopolsky, Alexander – 1-0 – er-Fridstein, Grigor – G22 1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. d3 d4 9. e4 e5 10. Ne1 Ne8
1949 URS Ch, semi final – Round 14 – Duz-Khotimirsky, Fedor Ivanovich – 1-0 – Bannik, Anatolij – G105 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. g3 Be7 5. Bg2 c5 6. Bb2 O-O 7. O-O Nc6 8. d3 Qc7 9. Na3 b6 10. Nc2 Bb7
1949 US Open Omaha – Round 4 – Kramer, George – 1-0 – Ludwig, Alfred C – G4 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 d5 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Be6 10. dxc5 Bxc5
1951 Hastings5152 – Round 5 – Golombek, Harry – 1/2-1/2 – Schmid, Leo – G22 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 c5 6. b3 O-O 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nxc3
1953 Bucharest – Round 17 – Radulescu, Mihai – 1/2-1/2 – Sliwa, Bogdan – G167 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Qc1 b6 10. d4 Ba6
1955 Aberystwyth ch-BCF – Round 6.12 – Fazekas, Stephan – 1-0 – Martin, Geoffrey J – G31 1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 4. O-O O-O 5. c4 d5 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Be6 10. dxc5 Ne4
1955 Budapest – Round 1 – Barczay, Laszlo – 1/2-1/2 – Pogats, Jozsef Jr. – G87 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Na3 b6 10. Nc4 Bb7
1955 Hoogovens – Round 1 – Milic, Bozidar – 1-0 – Bergsma, Klaas – G15 1. Nf3 Nf6 2. c4 e6 3. b3 Be7 4. Bb2 O-O 5. g3 d5 6. Bg2 c5 7. O-O Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
1955 ROM-FRA – Round 1.1 – Muffang, Andre – 1-0 – Troianescu, Octav – G1 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. b3 c5 6. Bb2 O-O 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 Nxc3 10. Bxc3 Rb8
1956 Leningrad ch-URS – Round 1 – Ragozin, Viacheslav – 0-1 – Khasin, Abram – G13 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. b3 Be7 5. Nf3 O-O 6. O-O c5 7. Bb2 Nc6 8. d3 d4 9. Na3 e5 10. Nc2 h6
1956 Mar del Plata ARG – Round 8 – Bolbochan, J. – 1/2-1/2 – Eliskases – G9 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. d3 d4 9. e3 e5 10. exd4 exd4
1957 Warchau ch POL – Round 2 – Doda, Zbigniew – 1-0 – Dzieciolowski, Adam – G6 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Ndb4 10. a3 Na6
1958 GDR Ch Schkopau GER – Round 11 – Uhlmann, Wolfgang – 1-0 – Keller-Hermann, Edith – G64 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. d3 b6 9. Nbd2 Bb7 10. a3 Qc7
1958 Sofia – Round 1 – Bobekov, Radko – 1/2-1/2 – Radovici, Corvin – G15 1. Nf3 e6 2. g3 d5 3. Bg2 Nf6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 b6
1959 Candidates Tournament women – Round 5 – Rinder, Elfriede – 1/2-1/2 – Keller-Hermann, Edith – G19 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 c5 5. O-O Nc6 6. b3 Be7 7. Bb2 O-O 8. d3 Qc7 9. Nc3 d4 10. Nb1 e5
1960 Poland Ch – Round 1 – Balcerowski, Witold – 0-1 – Sliwa, Bogdan – G1 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Na3 b6 10. Nc4 Bf6
1961 Warsaw – Round 1 – Drozd, Ryszard – 1-0 – Grabczewski, Romuald – G70 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. Qc1 d4 9. e3 e5 10. Re1 e4
1961 Warsaw-Budapest m – Round ? – Plater, Kazimierz – 1/2-1/2 – Pogats, Jozsef Jr. – G31 1. g3 Nf6 2. Bg2 d5 3. Nf3 e6 4. c4 Be7 5. b3 O-O 6. Bb2 c5 7. O-O Nc6 8. d3 d4 9. e4 e5 10. Ne1 Ne8
1962 Poznan ch POL – Round 13 – Klaput, Edward – 0-1 – Grabczewski, Romuald – G86 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. d3 a6 9. Nbd2 d4 10. a3 e5
1963 Miskolc Asztalos Memorial – Round 10 – Barczay, Laszlo – 0-1 – Honfi, Karoly – G13 1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Na3 Bf6 10. Qc1 b6
1964 CSR Ch – Round 12 – Ujtelky, Maximilian – 1/2-1/2 – Nun, Josef – G87 1. c4 Nf6 2. g3 e6 3. b3 d5 4. Bb2 c5 5. Bg2 Nc6 6. Nf3 Be7 7. O-O O-O 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
1964 Tel Aviv olm – Round 1 – Doda, Zbigniew – 1/2-1/2 – Padevsky, Nikola – G128 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
1964 Tel Aviv olm fin-A – Round 1 – Doda, Zbigniew – 1/2-1/2 – Pachman, Ludek – G22 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
1965 Rubinstein Memorial – Round 9 – Filipowicz, Andrzej – 1/2-1/2 – Sydor, Andrzej – G41 1. Nf3 d5 2. c4 e6 3. b3 c5 4. Bb2 Nc6 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Nxd4
1966 Du Havre – Round 1 – Forintos, Gyozo V – 1/2-1/2 – Krogius, Nikolai V – G2 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. b3 O-O 6. Bb2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 Nxc3 10. dxc3 Qc7
1966 Rubinstein Memorial 04th – Round 5 – Ujtelky, Maximilian – 1/2-1/2 – Sliwa, Bogdan – G23 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Qc1 b6 10. Nc3 Nxc3
1966 Sarajevo Sarajevo BIH – Round 4 – Tal, Mikhail – 1-0 – Pachman, Ludek – G16 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Ne4 10. Nbd2 Bf6
1966 US Open – Round 8 – Lombardy, William J – 1-0 – Dahlberg, Ivars – G47 1. c4 Nf6 2. g3 e6 3. Nf3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. Na3 d4 9. e3 e5 10. exd4 cxd4
1967 Cordoba Open – Round 2 – Bronstein, Luis Marcos – 1-0 – Marchetti Francisco – G4 1. g3 Nf6 2. Bg2 e6 3. Nf3 d5 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. d3 d4 9. e4 e5 10. Ne1 Ne8
1967 IBM – Round 1 – Ree, Hans – 1/2-1/2 – Zuidema, Coen – G8 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Rc1 Rb8
1967 Winnipeg – Round 1 – Larsen, Benjamin Holsko – 1/2-1/2 – Spassky, Boris V. – G10 1. Nf3 Nf6 2. c4 e6 3. b3 Be7 4. Bb2 O-O 5. g3 d5 6. Bg2 c5 7. O-O Nc6 8. cxd5 exd5 9. d4 Bg4 10. Nc3 Re8
1967 Winnipeg – Round 2 – Larsen, Bent Ravn – 1/2-1/2 – Spassky, Boris V. – G14 1. Nf3 Nf6 2. c4 e6 3. b3 Be7 4. Bb2 O-O 5. g3 d5 6. Bg2 c5 7. O-O Nc6 8. cxd5 exd5 9. d4 Bg4 10. Nc3 Re8
1968 Capablanca Memorial – Round 1 – Rodriguez Gonzales, Angie Kelly – 0-1 – Antoshin, Vladimir S – G72 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. b3 O-O 6. O-O c5 7. Bb2 Nc6 8. d3 d4 9. e4 e5 10. Ne1 Ne8
1968 IBM – Round 1 – Jongsma, Alexander – 1/2-1/2 – Zuidema, Coen – G1 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. d3 d4 9. Na3 e5 10. Nc2 Ne8
1968 Lugano ol (Men) fin-A – Round 13 – Huebner, Robert – 1/2-1/2 – Lengyel, Agnes – G74 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nxc3
1968 Lugano olm - Round 1 - Johannsson, Ingi R - 1/2-1/2 - O'Kelly, Albéric de Galway - G29 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. b3 O-O 6. Bb2 c5 7. O-O Nc6 8. d3 b6 9. e3 Bb7 10. Qe2 dxc4
1968 Mar del Plata ch-ARG – Round 4 – Pelikan, Jan – 1/2-1/2 – Sanguineti, R. – G28 1. c4 e6 2. b3 d5 3. Bb2 Nf6 4. Nf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. d3 d4 9. Na3 e5 10. Nc2 Bf5
1969 IBM-B – Round 1 – Johannessen, Simon T – 0-1 – Zuidema, Coen – G11 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 b6
1969 IBM-B – Round 5 – Ujtelky, Maximilian – 1-0 – Zuidema, Coen – G27 1. b3 d5 2. Bb2 Nf6 3. Nf3 e6 4. g3 Be7 5. c4 O-O 6. Bg2 c5 7. O-O Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nde7
1969 POL Ch 26th – Round 11 – Dobrzynski, Wojciech – 1/2-1/2 – Grabczewski, Romuald – G51 1. c4 Nf6 2. Nf3 e6 3. b3 d5 4. Bb2 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. d3 Re8 9. e3 Bf8 10. Nc3 d4
1969 Sarajevo – Round 1 – Bukal, Vladimir Jr. – 0-1 – Parma, Bruno – G18 1. g3 Nf6 2. Bg2 d5 3. c4 e6 4. Nf3 Be7 5. b3 O-O 6. Bb2 c5 7. O-O Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
1969 Skopje – Round 1 – Polugaevsky, Lev – 1/2-1/2 – Parma Erra, David – G21 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. b3 Be7 5. Bb2 O-O 6. O-O c5 7. c4 Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
5. Zurich Opening Blitz 2016 – Round 5.3 – Aronian, Levon – 0-1 – Kramnik, Vladimir – G15 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 cxd4 10. Nxd4 Qb6
Amber Blindfold 2001 – Round 10 – Gelfand, Boris – 1/2-1/2 – Almasi, Zoltan – G35 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc1 Nxc3
Amber Blindfold 2001 – Round 5 – Ljubojevic, Ljubomir – 1/2-1/2 – Karpov, Anatoly – G16 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Qc2 Nxc3
FIDE Grand Swiss 2025 – Round 9 – Yuffa Daniil – 1/2-1/2 – Wagner Dennis – G517 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Nxd4
FIDE WCh KO 2001 – Round 2.1 – Zvjaginsev, Vadim – 1-0 – Xu, Jun(SD) – G189 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Ne4 10. dxc5 Bxc5
GCT Blitz YourNextMove 2016 – Round 11.1 – Giri, Anish – 1/2-1/2 – Anand, Viswanathan – G51 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Bd7
GCT Rapid Paris 2016 – Round 5.4 – Giri, Anish – 1/2-1/2 – Kramnik, Vladimir – G24 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Bd7
GCT Rapid YourNextMove 2016 – Round 7.1 – Kramnik, Vladimir – 1-0 – Anand, Viswanathan – G31 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 Nxc3 10. Bxc3 Bd7
GCT Rapid YourNextMove 2018 – Round 2.2 – Aronian, Levon – 1-0 – Nakamura, Hikaru – G7 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. Nc3 b6 10. Nxd5 exd5
Moskou ch-URS 1976 – Round 1 – Taimanov, Mark E – 1-0 – Geller, Efim P – G4 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Bg4 10. dxc5 Bxc5
Ruy Lopez Memorial 1975 – Round 5 – Bellon Lopez, Juan Manuel – 1/2-1/2 – Mecking, Henrique – G12 1. Nf3 Nf6 2. g3 d5 3. c4 e6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 exd5 9. d4 Re8 10. Nc3 Bg4
Zurich SUI, 4. CC Classical 2015 – Round 2.1 – Kramnik, Vladimir – 1/2-1/2 – Nakamura, Hikaru – G4 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. Bb2 Nc6 8. cxd5 Nxd5 9. d4 cxd4 10. Nxd4 Nxd4

A14k — Neo-Catalan Declined

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.b3 c5 7.Bb2 Nc6

Eval: [+0.22]

Les coups candidats

8.e3 — 60.2% (2744 parties) →

Ambassadeurs : Pribyl, Josef (24x), McNab, Colin A (22x), Flear, Glenn C (13x), Espig, Lutz (13x), Moehring, Guenther (11x), Miles, Anthony J (10x), Kahl, Fred (10x), Bischoff, Klaus (8x)

8.cxd5 — 24.5% (1117 parties)

Ambassadeurs : Krnic, Zdenko (6x), Sadovsky, Artem (5x), Benko, Pal (4x), Doda, Zbigniew (4x), Geller, Efim P. (4x), Brynell, Stellan (4x), Reti, Richard (3x), Lisitsin, Georgy (3x)

8.d3 — 11.8% (537 parties)

Ambassadeurs : Baliuniene, Margarita (3x), Bogumil, Tatiana (3x), Podgorny, Jiri (2x), Thomas, George Alan (2x), Menchik, Vera (2x), Keller-Hermann, Edith (2x), Konstantinopolsky, Alexander (2x), Papai, Janos (2x)

8.d4 — 1.3% (59 parties)

Ambassadeurs : Lisitsin, Georgy (1x), Rauzer, Vsevolod (1x), Hussong, Hugo (1x), Eisinger Max (1x), Friberg Henry (1x), Molander Roland (1x), Tukmakov, Vladimir B (1x), Espig, Lutz (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.e3	8.cxd5	8.d3	8.d4
<1800	85	49%	25%	20%	4%
1800-2200	1358	53%	25%	16%	2%
2200-2600	2360	67%	23%	8%	0%
2600+	93	73%	26%	1%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.e3	8.cxd5	8.d3	8.d4
1920s	6	17%	83%	—	—
1930s	29	—	76%	14%	7%
1940s	19	—	58%	37%	—
1950s	20	10%	60%	30%	—
1960s	100	58%	28%	11%	1%
1970s	180	56%	27%	14%	1%
1980s	418	69%	18%	11%	0%
1990s	772	60%	21%	15%	1%
2000s	957	52%	28%	15%	2%
2010s	1747	66%	21%	10%	1%
2020s	312	56%	37%	4%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.e3	66%	56%	▼ -9.8%
8.cxd5	21%	37%	▲ +15.6%
8.d3	10%	4%	▼ -6.1%
8.d4	1%	1%	-0.0%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 9 parties
Tal, Mikhail — 8 parties
Botvinnik, Mikhail — 3 parties
Kasparov, Garry — 3 parties
Anand, Viswanathan — 3 parties
Smyslov, Vladimir — 2 parties
Karpov, Anatoly — 2 parties
Ju, Wenjun — 2 parties
Hou, Yifan — 2 parties
Euwe, Max — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie

Parties historiques

8.e3 — 60.2% (2744 parties)

1924 — Carls, Carl vs Wagner, Heinrich — 1/2-1/2 — Bremen GER
1955 — Denker, Arnold S vs Owens, Benjamin — 1-0 — New York, NY USA
1958 — Martinson, E. vs Levy, Louis — 0-1 — New York, NY USA
1961 — Filip, Marius Liviu vs Drimer, Dolfi — 1/2-1/2 — Budapest HUN
1961 — Lengyel, Laszlo vs Pogats, Jozsef Jr. — 1/2-1/2 — Budapest ch-HUN

8.cxd5 — 24.5% (1117 parties)

1925 — Reti, Richard vs Romanovsky, Pjotr — 1-0 — Moscow RUS
1925 — Reti, Richard vs Romanovsky, Pjotr — 1-0 — Moscow RUS
1927 — Davidson, Jacques vs Olland, Adolf George — 1/2-1/2 — Utrecht NED
1928 — Reti, Richard vs Hoenlinger, Baldur — 0-1 — Trencianske Teplice SVK
1929 — Tereba, R. vs Treybal, Frantisek — 0-1 — Prague CZE

8.d3 — 11.8% (537 parties)

1936 — Riumin, Nikolai vs Rauzer, Vsevolod — 0-1 — Leningrad RUS
1936 — Menchik, Vera vs Collins, F.G.T — 1-0 — Nottingham Major op
1937 — Menchik, Vera Frantsevna vs Thomas, George Alan — 1-0 — Margate ENG
1937 — Menchik, Vera vs Thomas, George Alan — 1-0 — Margate ENG
1940 — Olexa, Vilem vs Podgorny, Jiri — 1-0 — Rakovnik

8.d4 — 1.3% (59 parties)

1934 — Lisitsin, Georgy vs Rauzer, Vsevolod — 1/2-1/2 — Leningrad ch-URS
1938 — Hussong, Hugo vs Eisinger Max — 1/2-1/2 — Karlsruhe GER
1964 — Friberg Henry vs Molander Roland — 0-1 — Sweden
1976 — Tukmakov, Vladimir B vs Espig, Lutz — 0-1 — Odessa UKR
1986 — Grajales Hahn, David vs Thompson, Daniel — 1/2-1/2 — Monroe ch-MI op

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