A14h — English: Neo-Catalan Declined, 5…O-O 6.b3 c5

1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.b3 c5 * ○ 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 paire de fous.

Côté adverse. Les fous enfermés en e7 et c8.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte e4 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)) ; ...Nbd7 (Développer Nb8) ; ...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	—	● e4 (2v0)
Cases faibles	—	—
Centre	● e5 (1v0)	● d5 (3v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Enfermé (mob. 1)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (b1, c1, a1)	3 (b8, 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
11. Tal Mem Blitz 2018 – Round 4.4 – Kramnik, Vladimir – 1-0 – Fedoseev, Vladimir – G25 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nc7 10. Na4 b5
1928 Hastings Premier /29 9th – Round 5 – Takacs, Sandor – 1-0 – Buerger, Victor – G19 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d3 b6 10. Nbd2 Bb7
1928 Trencianske Teplice SVK – Round 2 – Reti, Richard – 1-0 – Gruenfeld, Ernst – G3 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Bf6 10. Qc1 Nxc3
1930 Stockholm – Round ? – Stoltz, Gösta – 1-0 – Bogoljubow, Efim – G13 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. d4 Nc6 9. Bb2 b6 10. Nc3 Ba6
1931 Bled – Round 1 – Kostic, Boris – 1-0 – Bogoljubow, Efim – G130 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Na3 a5 10. Nc4 a4
1931 Bled – Round 1 – Kostic, Boris – 1/2-1/2 – Stoltz, Gösta – G131 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Bf6 10. Qc1 b6
1935 Hastings3536 – Round 3 – Golombek, Harry – 0-1 – Tylor, Theodore Henry – G11 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. Qc1 Nc6 10. Nc3 Nxc3
1936 Olympiad (unofficial) – Round 9 – Alexandrescu, Gheorghe – 0-1 – Foltys, Jan – G76 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. Qc1 Nc6 10. Na3 Nd4
1936 USA Ch New York, NY USA – Round 1 – Simonson, Albert – 1/2-1/2 – Kupchik, Abraham – G3 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. e4 Nb4 9. Bb2 Nd3 10. Bc3 Nc6
1937 Brno – Round 4 – Florian, Jaromir – 0-1 – Steiner, Lajos – G8 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 b6 10. Nc3 Ncb4
1937 Stockholm ol (Men) – Round 19 – Vajda, Arpad – 1/2-1/2 – Jonsson, Inge – G44 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Na3 b6 10. d4 Ba6
1938 Bad Harzburg – Round 6 – Lokvenc, Josef – 1-0 – Saemisch, Friedrich – G16 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nxc3 10. Bxc3 Qb6
1950 Dubrovnik olm – Round 1 – Sumar, Julio – 0-1 – Rossolimo, Nicolas – G48 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. Nc3 Nc6 10. Qc1 Nxc3
1953 FRG Ch 02nd – Round 7 – Werner, Stephan – 0-1 – Eisinger, Max Jr – G15 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. d3 Nc6 8. cxd5 Nxd5 9. Bb2 Bf6 10. Qd2 e5
1956 CSR Ch – Round 13 – Sajtar, Jaroslav – 1/2-1/2 – Kozma, Julius – G114 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. Qc1 Nc6 10. Nc3 Nxc3
1956 Moscow olm fin-A – Round 1 – Benko, Pal – 1/2-1/2 – Troianescu, Octav – G3 1. c4 Nf6 2. g3 e6 3. Nf3 Be7 4. Bg2 O-O 5. O-O d5 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Na3 b6 10. d4 cxd4
1956 Moscow olm fin-A – Round 3 – Reifircz I – 0-1 – Ivkov, Borislav – G40 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. dxc5 Bxc5 10. Nc3 Re8
1958 ITA-SUI m – Round 2 – Szabados, Eugenio – 1/2-1/2 – Johner, Hans – G8 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Be6 10. Nc3 Rc8
1959 FRG Ch 05th – Round 2 – Wolk, Sigmund – 1/2-1/2 – Schuster, Theodor – G4 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nxc3 10. Bxc3 Bd7
1961 Bled – Round 2 – Udovcic, Mijo – 0-1 – Bisguier, Arthur B – G25 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Na3 b6 10. Nc4 Bb7
1961 Katowice ch18-POL – Round 1 – Drozd, Robert – 1-0 – Kostro, Jerzy – G24 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 b6 9. Nc3 Nxc3 10. dxc3 Bb7
1961 Oberhausen etc – Round 5 – Udovcic, Mijo – 1-0 – Honfi, K. – G124 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. Bb2 d4 9. d3 Nc6 10. Nbd2 Be6
1962 Paris 6263 – Round ? – Boutteville, Cesar – 1/2-1/2 – Kottnauer, Cenek – G3 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Qc1 b6 10. Nc3 Nxc3
1962 Stockholm Interzonal – Round 9 – Benko, Pal – 0-1 – Olafsson, Fridrik – G75 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Bg4 10. Nbd2 Re8
1963 Odense – Round 2 – Andersen, Borge – 1/2-1/2 – Kolvig, Bent – G17 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Na3 Bf6 10. Qc1 b6
1963 URS Team Ch Moscow RUS – Round ? – Smyslov, Vasily – 1-0 – Krogius, Nikolai V – G34 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Na3 b6 10. Nc4 Bb7
1964 ARG Ch – Round 17 – Palermo, Vicente – 1/2-1/2 – Eliskases, Erich – G72 1. Nf3 Nf6 2. g3 d5 3. c4 e6 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nxc3 10. Bxc3 Qb6
1964 OWL Ch – Round 8 – Bilo, Heinz – 1/2-1/2 – Groenegress, Wilfried – G25 1. Nf3 e6 2. g3 Nf6 3. Bg2 Be7 4. c4 O-O 5. O-O d5 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d3 Bf6 10. Qc1 Bxb2
1965 Rubinstein Memorial – Round 13 – Ujtelky, Maximilian – 1-0 – Grabczewski, Romuald – G54 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Ne4 9. Bb2 Bf6 10. Nbd2 Nc6
1966 CSR Ch Int 1st – Round 3 – Pithart, Frantisek – 0-1 – Padevsky, Nikola – G18 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. Na3 Nc6 8. d3 b6 9. Bb2 Bb7 10. cxd5 exd5
1966 Hoogovens – Round 14 – Bilek, Istvan – 1/2-1/2 – Filip, Marius Liviu – G60 1. c4 Nf6 2. g3 e6 3. Nf3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Nxd4
1966 La Habana olm prel – Round 7 – Rodriguez Gonzales, Jesus – 1/2-1/2 – Dunkelblum, Arthur – G102 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nxc3 10. Bxc3 Rb8
1967 Maribor – Round 1 – Crepinsek, Ljubomir – 0-1 – Robatsch, Karl – G3 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. e3 b6 8. Bb2 Bb7 9. cxd5 Nxd5 10. d4 cxd4
1968 CSR Ch – Round 10 – Janata, Michael – 1/2-1/2 – Plachetka, Jan – G91 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Ne4 10. dxc5 Bxc5
1968 It Buesum GER – Round 11 – Besser, Hans – 1/2-1/2 – Musil, Vojko – G53 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 d5 5. O-O O-O 6. b3 c5 7. d3 b6 8. Bb2 Bb7 9. e3 Nc6 10. Qe2 Qc7
1968 Lugano olm - Round 1 - Janata, Michael - 1/2-1/2 - Parma, Bruno - G323 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Ne4 10. dxc5 Bxc5
42. Olympiad 2016 – Round 11.6 – Cordova, Emilio – 0-1 – Adams, Michael – G810 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. b3 c5 7. e3 b6 8. Bb2 Bb7 9. Nc3 Qc8 10. Rc1 Rd8
42. Olympiad 2016 – Round 6.2 – So, Wesley – 1/2-1/2 – Kryvoruchko, Yuriy – G416 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Bd7
80. Tata Steel GpA 2018 – Round 11.3 – Karjakin, Sergey – 1-0 – Kramnik, Vladimir – G64 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Nc3 Nc6 9. Bb2 Nxc3 10. dxc3 Qc7
American Cup Elim 2022 – Round 2.1 – Aronian, Levon – 1/2-1/2 – So, Wesley – G8 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nxc3 10. Bxc3 Qc7
Croatia GCT 2019 – Round 10.3 – Ding, Liren – 1/2-1/2 – Aronian, Levon – G57 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Bf6 10. Qc2 Ndb4
FIDE Grand Swiss 2025 – Round 2 – Olisa Tennyson Ewomazino – 0-1 – Hovhannisyan Robert – G116 1. c4 e5 2. Nc3 Bb4 3. Nd5 a5 4. Nxb4 axb4 5. Nf3 d6 6. d4 e4 7. Ng5 Nf6 8. g3 Bf5 9. Bg2 O-O 10. O-O h6
FIDE Grand Swiss 2025 – Round 3 – Gumularz Szymon – 1-0 – Oparin Grigoriy – G132 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 Bg4 6. h3 Bh5 7. Bf4 c4 8. Nc3 cxd3 9. cxd3 Nd7 10. g4 Bg6
FIDE World Cup 2015 – Round 1.8 – Kovalyov, Anton – 1-0 – Kasimdzhanov, Rustam – G196 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 b6 10. Nxd5 exd5
FIDE World Cup 2025 – Round R2 Classical 2 – Alexey Sarana – 1-0 – Cristobal Henriquez Villagra – G319 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Nc3 e6 6. a3 Nbd7 7. Qc2 dxc4 8. Bxc4 b5 9. Ba2 c5 10. dxc5 Nxc5
GCT Blitz YourNextMove 2016 – Round 11.3 – Kramnik, Vladimir – 1/2-1/2 – Nakamura, Hikaru – G53 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Bf6 10. Qc2 b6
GCT Rapid Paris 2016 – Round 9.1 – Caruana, Fabiano – 0-1 – Nakamura, Hikaru – G41 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. e3 d4 8. exd4 cxd4 9. d3 Nc6 10. Qe2 Nd7
GCT Rapid Paris 2018 – Round 1.4 – Kramnik, Vladimir – 1/2-1/2 – Nakamura, Hikaru – G4 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Nc3 Nc6 9. Nxd5 exd5 10. d4 b6
GCT Rapid Paris 2018 – Round 3.2 – Kramnik, Vladimir – 1-0 – Mamedyarov, Shakhriyar – G12 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Nxd4
GCT Rapid YourNextMove 2016 – Round 1.2 – Kramnik, Vladimir – 1-0 – Nakamura, Hikaru – G2 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Bd7
Manila Interzonal 1976 – Round 14 – Ribli, Zoltan – 1/2-1/2 – Polugaevsky, Lev – G59 1. c4 Nf6 2. g3 e6 3. b3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. Bb2 b6 9. d4 Bb7 10. dxc5 Bxc5
Norway Chess 2024 - Round 8 - Ding, Liren - 1/2-1/2 - Caruana, Fabiano - G38 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Nc3 Nc6 9. Bb2 b6 10. Nxd5 exd5
WCh Rapid TB 2023 – Round 3.1 – Ding, Liren – 1/2-1/2 – Nepomniachtchi, Ian – G3 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Nxd4
World Blitz 2009 – Round 18 – Jakovenko, Dmitry – 1/2-1/2 – Karpov, Anatoly – G186 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. e3 b6 8. Bb2 Bb7 9. Qe2 Nc6 10. d3 Qc7
World Blitz 2015 – Round 1.65 – Ernst, Sipke – 0-1 – Kravtsiv, Martyn – G56 1. g3 Nf6 2. Bg2 d5 3. c4 e6 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. e3 Nc6 8. Qe2 b6 9. Bb2 Bb7 10. Rd1 dxc4
World Blitz 2015 – Round 8.49 – Bacrot, Etienne – 1/2-1/2 – Ganguly, Surya Shekhar – G504 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. b3 Be7 5. O-O O-O 6. c4 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. Nc3 Nc7 10. Rc1 b6
World Blitz 2021 – Round 14.41 – Anton Guijarro, David – 1/2-1/2 – Saraci, Nderim – G837 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Nxd4
World Blitz 2021 – Round 16.4 – Artemiev, Vladislav – 1/2-1/2 – Nepomniachtchi, Ian – G949 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 b6 9. d4 Bb7 10. dxc5 Bxc5
World Blitz 2022 – Round 10.7 – Artemiev, Vladislav – 1/2-1/2 – Lazavik, Denis – G554 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Bd7
World Blitz 2022 – Round 12.14 – Anton Guijarro, David – 1-0 – Saini Vidit – G619 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 b6 9. d4 cxd4 10. Nxd4 Bb7
World Blitz 2023 – Round 12.18 – Pantsulaia, Levan – 0-1 – Radjabov, Teimour – G679 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. e3 b6 8. Bb2 Bb7 9. Nc3 Qc8 10. Qe2 Rd8
World Blitz 2023 – Round 15.37 – Chigaev, Maksim – 0-1 – Fressinet, Laurent – G868 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Ne4 10. dxc5 Bf6
World Rapid 2016 – Round 2.35 – Melkumyan, Hrant – 1-0 – Atabayev, Maksat – G76 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. d4 cxd4 10. Nxd4 Nc6
World Rapid 2019 – Round 10.15 – Anton Guijarro, David – 1-0 – Aravindh, Chithambaram VR. – G625 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Nc6 9. d4 cxd4 10. Nxd4 Nxd4

A14h — Neo-Catalan Declined

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

Eval: [+0.12]

Les coups candidats

7.Bb2 — 54.5% (3206 parties) →

Ambassadeurs : McNab, Colin A (20x), Kahl, Fred (12x), Flear, Glenn C (9x), Miles, Anthony J (9x), Bischoff, Klaus (9x), Dizdar, Goran (9x), Geller, Efim P. (7x), Sadovsky, Artem (7x)

7.cxd5 — 21.6% (1271 parties)

Ambassadeurs : Tuominen, Joona (6x), Spiridonov, Nikola (5x), Bok, Benjamin (5x), Svane, Rasmus (5x), Ivacic, Vladimir (4x), Caposciutti, Maurizio (4x), Jensen, Paul Johan (4x), Rukavina, Josip (4x)

7.e3 — 19.8% (1163 parties)

Ambassadeurs : Contin, Daniel (14x), Szmetan, Jorge (8x), Fridman, Daniel (8x), Feustel, Bernd (7x), West, Guy (6x), Pribyl, Josef (6x), Landenbergue, Claude (6x), Rotstein, Arkadij (5x)

7.d3 — 3.1% (183 parties)

Ambassadeurs : Feustel, Bernd (6x), Sulayev, Daniel (2x), Oberhuber, Alexander (2x), Reinhardt, Enrique (1x), Nielsen, Bjorn (1x), Shatskes, Boris A (1x), Konstantinopolsky, Alexander (1x), Werner, Stephan (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.Bb2	7.cxd5	7.e3	7.d3
<1800	80	58%	21%	12%	5%
1800-2200	1780	53%	23%	17%	5%
2200-2600	3210	55%	20%	23%	2%
2600+	149	49%	32%	19%	1%

Évolution par décennie (% des parties)

Décennie	N parties	7.Bb2	7.cxd5	7.e3	7.d3
1920s	5	40%	60%	—	—
1930s	25	40%	56%	—	4%
1940s	11	73%	27%	—	—
1950s	20	50%	45%	—	5%
1960s	108	63%	25%	8%	2%
1970s	168	71%	10%	14%	5%
1980s	441	64%	11%	19%	4%
1990s	838	57%	16%	21%	5%
2000s	1096	51%	22%	21%	4%
2010s	2432	57%	18%	21%	2%
2020s	743	37%	44%	17%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.Bb2	57%	37%	▼ -20.1%
7.cxd5	18%	44%	▲ +25.8%
7.e3	21%	17%	▼ -3.5%
7.d3	2%	1%	▼ -1.5%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 10 parties
Tal, Mikhail — 9 parties
Smyslov, Vladimir — 4 parties
Hou, Yifan — 4 parties
Ding, Liren — 4 parties
Botvinnik, Mikhail — 3 parties
Anand, Viswanathan — 3 parties
Kasparov, Garry — 2 parties
Carlsen, Magnus — 2 parties
Karpov, Anatoly — 2 parties
Ju, Wenjun — 2 parties

Parties historiques

7.Bb2 — 54.5% (3206 parties)

1924 — Carls, Carl vs Wagner, Heinrich — 1/2-1/2 — Bremen GER
1928 — Reti, Richard vs Hoenlinger, Baldur — 0-1 — Trencianske Teplice SVK
1931 — Flohr, Salo vs Stoltz, Gösta — 1/2-1/2 — Goteborg SWE
1932 — Elstner, Rudolf vs Saemisch, Friedrich — 1-0 — Berlin GER
1936 — Keres, Paul vs van Doesburgh, Gerrit Roelof Diederik — 1-0 — Zandvoort NED

7.cxd5 — 21.6% (1271 parties)

1928 — Reti, Richard vs Gruenfeld, Ernst — 1-0 — Trencianske Teplice SVK
1928 — Takacs, Sandor vs Buerger, Victor — 1-0 — Hastings Town Hall
1929 — Schopper vs Kroll, Ove — 0-1 — Duisburg
1930 — Stoltz, Gösta vs Bogoljubow, Efim — 1-0 — Stockholm SWE
1931 — Kostic, Boris vs Bogoljubow, Efim — 1-0 — Bled SLO

7.e3 — 19.8% (1163 parties)

1960 — Bondoc, Dan-Vladimir vs Mititelu, Gheorghe — 0-1 — Bucharest ROU
1966 — Varnusz, Egon vs Pogats, Jozsef Jr. — 1/2-1/2 — Budapest HUN
1967 — Crepinsek, Ljubomir vs Robatsch, Karl — 0-1 — Maribor
1968 — Korchnoi, Viktor vs Brinck-Claussen, Bjorn — 1-0 — Lugano SUI
1968 — Lewi, Jerzy vs Kostro, Jerzy — 1/2-1/2 — Lodz POL

7.d3 — 3.1% (183 parties)

1934 — Reinhardt, Enrique vs Nielsen, Bjorn — 0-1 — Bad Niendorf
1953 — Werner, Stephan vs Eisinger, Max Jr — 0-1 — Berlin West
1967 — Shatskes, Boris A vs Konstantinopolsky, Alexander — 1-0 — Moscow RUS
1968 — Besser, Hans vs Musil, Vojko — 1/2-1/2 — It Buesum GER
1971 — Filipowicz, Andrzej vs Grabczewski, Romuald — 1/2-1/2 — Poznan POL

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