E00i — Catalan: 3…Bb4+ 4.Nd2

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Nd2 * ○ 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 f4 et la paire de fous.

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les cavaliers b1 et g1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, menace e5, libère Bf1) ; Nc3 (Développer Nb1) ; Nf3 (Développer Ng1) ; Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur un fou actif en b4 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bb4		● Bb4 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	6 (b1, g1, c1, f1, a1, h1)	4 (b8, c8, 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	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
1950 Candidats Tournament – Round 14 – Smyslov, Vladimir – 1/2-1/2 – Szabo, Ladislav – G60 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 Ne4 5. Nf3 f5 6. Bg2 O-O 7. O-O Nc6 8. d5 Nxd2 9. Bxd2 Bxd2 10. Qxd2 Ne7
1954 Olympiad final A – Round 1 – Donner, Jan-Hein – 1/2-1/2 – Trifunovic, Petar – G21 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. Nf3 cxd4 6. a3 Be7 7. Nxd4 Nc6 8. Nxc6 bxc6 9. Bg2 d5 10. O-O O-O
1955 Buenos Aires CA – Round 9 – Donner, Jan-Hein – 0-1 – Trifunovic, Petar – G63 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 Nc6 8. Nxd4 Na5 9. b3 d5 10. Qb2 dxc4
1956 ITA-ch18 Rovigo – Round 3 – Porreca, Giorgio – 1-0 – Palmiotto, Fiorentino – G7 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Qa5 6. Rb1 Bxd2+ 7. Bxd2 Qb6 8. dxc5 Qxc5 9. b4 Qc7 10. Nf3 O-O
1956 Moscow olm fin-B – Round 10 – Muhring, J. – 1/2-1/2 – Noradounghian, Georges – G111 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 O-O 5. a3 Be7 6. Bg2 d5 7. Ngf3 Nbd7 8. O-O c6 9. Qc2 b6 10. e4 Bb7
1958 ITA-SUI m – Round 1 – Baumgartner, Heinz – 1/2-1/2 – Norcia, Federico – G2 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 Ne4 5. Bg2 Nxd2 6. Bxd2 Qe7 7. Nf3 Nc6 8. O-O Bxd2 9. Qxd2 e5 10. d5 Nb8
1958 NLD Ch – Round 5 – Roessel, Frits – 0-1 – Donner, Jan-Hein – G6 1. c4 Nf6 2. d4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 Bxc5 6. Bg2 Nc6 7. Ngf3 O-O 8. O-O Be7 9. a3 a5 10. Nb1 Ne4
1958 URS-JUG – Round 4 – Korchnoi, Viktor – 1-0 – Ivkov, Borislav – G8 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 O-O 6. Bg2 Nc6 7. Nf3 Bxc5 8. O-O b6 9. e4 e5 10. b3 d6
1960 Leipzig olm fin-A – Round 7 – Uhlmann, Wolfgang – 0-1 – Bobotsov, Milko G – G119 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 Nc6 5. Nf3 d5 6. Qc2 dxc4 7. Qxc4 Qd5 8. Qxd5 exd5 9. Bg2 O-O 10. a3 Bd6
1963 Zenica ch YUG – Round 20 – Bukic, Enver – 1/2-1/2 – Ivkov, Borislav – G111 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 Bxc5 6. Ngf3 Nc6 7. Bg2 O-O 8. O-O Be7 9. a3 a5 10. b3 Rb8
1965 WchT U26 12. fin-A – Round 6 – Enklaar Bertus Franz – 0-1 – Neukirch, Detlef – G33 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 O-O 5. Bg2 d6 6. Nf3 Qe7 7. O-O Bxd2 8. Bxd2 Ne4 9. Be3 Nd7 10. Ne1 f5
1965 Zagreb – Round 16 – Golombek, Harry – 0-1 – Matanovic, Aleksandar – G160 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. Nf3 Nc6 6. dxc5 O-O 7. Bg2 Bxc5 8. O-O d5 9. a3 a5 10. Qc2 Qe7
1968 It Buesum GER – Round 14 – Damjanovic, Mato – 0-1 – Parma, Bruno – G63 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 O-O 6. Nf3 Bxc5 7. Bg2 d5 8. O-O Nc6 9. Nb3 Bb6 10. cxd5 exd5
1971 Hoogovens – Round 2 – Korchnoi, Viktor – 0-1 – Andersson, Ulf – G62 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 Na6 6. Bg2 O-O 7. Nf3 Nxc5 8. O-O d5 9. cxd5 exd5 10. a3 Bxd2
73. Tata Steel GMA 2011 – Round 11 – Aronian, Levon – 1/2-1/2 – Ponomariov, Ruslan – G53 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 Nc6 7. dxc5 Ne4 8. Qe3 Qa5+ 9. Bd2 Nxd2 10. Qxd2 Qxc5
78. Tata Steel GpA 2016 – Round 5.7 – Tomashevsky, Evgeny – 1/2-1/2 – Eljanov, Pavel – G35 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 b6 8. Bg2 Bb7 9. O-O Bxf3 10. Bxf3 Nc6
80. Tata Steel GpA 2018 – Round 10.2 – Giri, Anish – 1/2-1/2 – Karjakin, Sergey – G57 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. Bg2 dxc4 9. Qxd4 Qxd4 10. Nxd4 O-O
9. Masters Final 2016 – Round 4.1 – Wei, Yi – 1/2-1/2 – Karjakin, Sergey – G10 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 b6 8. Bg2 Bb7 9. O-O Bxf3 10. exf3 Nc6
Amber Rapid 2007 – Round 10 – Carlsen, Magnus – 1-0 – Morozevich, Alexander – G34 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 O-O 5. Nf3 d6 6. Bg2 Re8 7. O-O e5 8. Nb3 e4 9. a3 exf3 10. Bxf3 Bxa3
Cote d'Ivoire Blitz 2019 – Round 2.4 – Wei, Yi – 1/2-1/2 – Karjakin, Sergey – G9 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. cxd5 e5 9. Nxe5 Qxd5 10. Nf3 Nc6
Cote d'Ivoire Rapid 2019 – Round 2.4 – Wei, Yi – 1-0 – Amin, Bassem – G9 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 b6 8. b4 Bb7 9. Qxd4 Nc6 10. Qf4 d6
FIDE World Cup 2019 – Round 1.2 – Oparin, Grigoriy – 0-1 – Movsesian, Sergei – G78 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 a5 5. Bg2 d5 6. Nf3 O-O 7. O-O b6 8. Ne5 Bb7 9. Qc2 Be7 10. Rd1 Na6
FIDE World Cup 2019 – Round 1.4 – Mekhitarian, Krikor Sevag – 1/2-1/2 – Andreikin, Dmitry – G157 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. Bg2 dxc4 9. Qxd4 Qxd4 10. Nxd4 O-O
Lindores Abbey Tal Memorial 2021 – Round 15.30 – Yilmaz, Mustafa – 1-0 – Kryvoruchko, Yuriy – G652 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 b6 8. Bg2 Bb7 9. O-O O-O 10. Qxd4 Nc6
Sharjah Grand Prix 2017 – Round 1.6 – Riazantsev, Alexander – 1/2-1/2 – Eljanov, Pavel – G6 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 b6 8. b4 Bb7 9. Qxd4 Nc6 10. Qf4 a5
Tata Steel Chess 2025 – Round 12 – Harikrishna Pentala – 1/2-1/2 – Keymer Vincent – G71 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 O-O 5. Bg2 a5 6. Nf3 d6 7. O-O a4 8. Qc2 Nc6 9. Ne4 Nxe4 10. Qxe4 Qe7
Vugar Gashimov Mem 2018 – Round 7.2 – Wojtaszek, Radoslaw – 1/2-1/2 – Karjakin, Sergey – G32 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. Bg2 dxc4 9. Qxd4 Qxd4 10. Nxd4 O-O
World Blitz 2018 – Round 15.6 – Matlakov, Maxim – 1/2-1/2 – Karjakin, Sergey – G918 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. cxd5 e5 9. Bg2 Qxd5 10. Qg5 O-O
World Blitz 2018 – Round 20.6 – Gelfand, Boris – 1/2-1/2 – Matlakov, Maxim – G1198 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 O-O 6. Bg2 Bxc5 7. Ngf3 b6 8. Ne5 d5 9. cxd5 Nxd5 10. O-O Bb7
World Blitz 2021 – Round 1.33 – Donchenko, Alexander – 1/2-1/2 – Quparadze, Giga – G24 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 d5 8. Bg2 dxc4 9. Qxd4 O-O 10. Qxc4 Nc6
World Cup 1989 – Round 1 – Nogueiras Santiago, Jesus – 1/2-1/2 – Seirawan, Yasser – G14 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. dxc5 Bxc5 6. Bg2 O-O 7. Ngf3 Nc6 8. O-O d5 9. e3 b6 10. a3 a5

E00i — Catalan:

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Nd2

Eval: [+0.16]

Les coups candidats

4…c5 — 33.4% (662 parties)

Ambassadeurs : Raetsky, Alexander (12x), Karjakin, Sergey (11x), Haba, Petr (9x), Alburt, Lev (6x), Gurevich, Daniel (6x), Gurevich, Dmitry (6x), Donchenko, Alexander (6x), Meins, Gerlef (5x)

4…O-O — 32.1% (637 parties)

Ambassadeurs : Haba, Petr (9x), Khamitskiy, Sergei (6x), Gupta, Abhijeet (5x), Kaidanov, Gregory (4x), Pessi, Juha (4x), Ksieski, Zbigniew (4x), Raetsky, Alexander (4x), Liu, Yan (4x)

4…d5 — 25.4% (503 parties)

Ambassadeurs : Raetsky, Alexander (11x), Haba, Petr (10x), Birnboim, Nathan (7x), Goryachkina, Aleksandra (6x), Anderson, Clarence (6x), Xu, Xiangyu (5x), Keymer, Vincent (5x), Mikhalevski, Victor (4x)

4…Nc6 — 4.1% (81 parties)

Ambassadeurs : Betaneli, Alexander (2x), Uhlmann, Wolfgang (1x), Bobotsov, Milko G (1x), Liebert, Heinz (1x), Broberg, Horst (1x), Trujillo Quesada, Harlinson (1x), Lamas, Pedro (1x), Quinteros, Miguel A. (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…c5	4…O-O	4…d5	4…Nc6
<1800	25	20%	52%	24%	4%
1800-2200	475	26%	39%	21%	5%
2200-2600	1209	35%	30%	27%	4%
2600+	95	59%	13%	27%	—

Évolution par décennie (% des parties)

Décennie	N parties	4…c5	4…O-O	4…d5	4…Nc6
1940s	1	—	—	100%	—
1950s	12	50%	17%	8%	—
1960s	16	56%	19%	12%	6%
1970s	69	45%	29%	12%	6%
1980s	105	38%	20%	34%	4%
1990s	257	37%	34%	25%	1%
2000s	265	37%	23%	25%	7%
2010s	674	30%	35%	26%	5%
2020s	584	31%	36%	26%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…c5	30%	31%	+0.4%
4…O-O	35%	36%	▲ +0.6%
4…d5	26%	26%	▲ +0.5%
4…Nc6	5%	3%	▼ -1.7%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 3 parties
Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

4…c5 — 33.4% (662 parties)

1954 — Donner, Jan-Hein vs Trifunovic, Petar — 1/2-1/2 — Amsterdam NED
1955 — Donner, Jan-Hein vs Trifunovic, Petar — 0-1 — Buenos Aires ARG
1955 — Donner, Bernd vs Kramer, Haije — 1-0 — Competitie
1956 — Porreca, Giorgio vs Palmiotto, Fiorentino — 1-0 — ITA-ch18 Rovigo
1958 — Roessel, Frits vs Donner, Jan-Hein — 0-1 — Amsterdam NED

4…O-O — 32.1% (637 parties)

1956 — Muhring, J. vs Noradounghian, Georges — 1/2-1/2 — Moscow RUS
1959 — Fazekas, Stephan vs Soesan, J.M — 0-1 — British Ch.Zonal
1965 — Enklaar Bertus Franz vs Neukirch, Detlef — 0-1 — Sinaia
1965 — Karper, J G vs De Graaff, Rudolf — 1-0 — Amsterdam NED
1969 — Eales, Richard G vs Friedlander, Ivor Adrian — 1-0 — Rhyl

4…d5 — 25.4% (503 parties)

1948 — Shainswit, George vs Ulvestad, Olaf — 1/2-1/2 — South Fallsburg ch-USA
1951 — Carvalho, Flavio vs Basto Lima L — 1/2-1/2 — Fortaleza BRA
1968 — Reicher, Emanoil-George vs Szabo, Iuliu inactive — 1-0 — Bucharest ROU
1969 — Narbel, Jean Claude vs Tompa, Janos — 0-1 — It Bad Pyrmont GER
1971 — Rubinetti, Jorge vs Panno, Oscar — 0-1 — Buenos Aires ARG

4…Nc6 — 4.1% (81 parties)

1960 — Uhlmann, Wolfgang vs Bobotsov, Milko G — 0-1 — Leipzig GER
1972 — Walter, Guenter vs Syre, Uwe Karsten — 1-0 — Krumpa
1973 — Quinteros, Miguel A. vs Hecht, Hans-Joachim — 1/2-1/2 — Wijk aan Zee NED
1974 — Liebert, Heinz vs Broberg, Horst — 1-0 — Potsdam GER
1977 — Rajkovic, Dusan vs Golomeov, Todor — 1/2-1/2 — Stip

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