E00k — Catalan: 3…Bb4+ 4.Bd2 Bxd2+

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 Bxd2+ * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Faiblesses adverses : Bc8 enfermé, roi noir au centre, bishop d2 en prise.
Problèmes : roi au centre, Bf1 enfermé, 5 pièces non développées (B1, G1, F1, A1, 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

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : Bd2 actif, paire de fous.
Faiblesses adverses : Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, 4 pièces non développées (B8, C8, A8, 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

E00k — Catalan:

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 Bxd2+

Eval: [+0.32]

Les coups candidats

5.Qxd2 — 70.9% (1010 parties)

Ambassadeurs : Ulybin, Mikhail (10x), Fedorchuk, Sergey A. (10x), Andersson, Ulf (9x), Sosonko, Gennadi (8x), Gleizerov, Evgeny (8x), Nikolic, Predrag (7x), Tukmakov, Vladimir B (6x), Tratar, Marko (6x)

5.Nxd2 — 29.1% (415 parties)

Ambassadeurs : Parligras, Mircea-Emilian (3x), Ju, Wenjun (3x), Ding, Yixin (3x), Golombek, Harry (2x), Foltys, Jan (2x), Zíta, František (2x), Milner Barry, Philip (2x), Luckis, Marcos (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.Qxd2	5.Nxd2
<1800	49	57%	43%
1800-2200	463	62%	38%
2200-2600	632	81%	19%
2600+	65	85%	15%

Évolution par décennie (% des parties)

Décennie	N parties	5.Qxd2	5.Nxd2
1930s	12	50%	50%
1940s	14	43%	57%
1950s	13	54%	46%
1960s	5	60%	40%
1970s	32	62%	38%
1980s	73	82%	18%
1990s	161	73%	27%
2000s	233	64%	36%
2010s	734	74%	26%
2020s	148	69%	31%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.Qxd2	74%	69%	▼ -4.7%
5.Nxd2	26%	31%	▲ +4.7%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 6 parties
Carlsen, Magnus — 5 parties
Kramnik, Vladimir — 4 parties

Parties historiques

5.Qxd2 — 70.9% (1010 parties)

1937 — Belavenets, Sergey vs Levenfish, Grigory — 1-0 — Tbilisi ch-URS
1938 — Belavenets, Sergey vs Kaiev, Lev Alexeevich — 1-0 — Kiev UKR
1938 — Fox, Maurice vs Yanofsky, Daniel Abraham — 1-0 — Canada ch Toronto
1938 — Rauch, Joseph Lyon vs Yanofsky, Daniel Abraham — 1/2-1/2 — Canada ch Toronto
1938 — Petrov, Vladimir (ENG) vs Milner Barry, Philip — 1-0 — Margate ENG

5.Nxd2 — 29.1% (415 parties)

1937 — Alatortsev, Vladimir N. vs Levenfish, Grigory — 0-1 — Tbilisi ch-URS
1937 — Alatortsev, Vladimir N. vs Levenfish, Grigory — 0-1 — Tbilisi GEO
1938 — Suesman, Walter B vs Reinfeld, Fred — 0-1 — New York, NY USA
1938 — Rosselli del Turco, Stefano vs Henneberger, Walter — 0-1 — Lausanne SUI
1938 — Reshevsky, Samuel vs Bernstein, Sidney — 1/2-1/2 — New York, NY USA

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

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Bd2		● Bd2 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	Non	● Oui
Non développées	5 (b1, g1, 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
1937 Tbilisi ch-URS – Round 1 – Alatortsev, Vladimir N. – 0-1 – Levenfish, Grigory – G49 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 Nc6 6. Ngf3 d6 7. Bg2 e5 8. d5 Ne7 9. O-O O-O 10. e4 Nd7
1937 Tbilisi ch-URS – Round 1 – Belavenets, Sergey – 1-0 – Levenfish, Grigory – G47 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 Ne4 6. Qc2 d5 7. Bg2 Qe7 8. a3 f5 9. Nf3 O-O 10. O-O c6
1938 Canada ch Toronto – Round 12 – Fox, Maurice – 1-0 – Yanofsky, Daniel Abraham – G12 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 Nbd7 8. Na3 Re8 9. O-O c6 10. Rac1 dxc4
1938 Canada ch Toronto – Round 2 – Rauch, Joseph Lyon – 1/2-1/2 – Yanofsky, Daniel Abraham – G2 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 Nbd7 8. O-O dxc4 9. Na3 e5 10. dxe5 Nxe5
1938 Margate – Round 6 – Petrov, Vladimir (ENG) – 1-0 – Milner Barry, Philip – G32 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d6 7. Nc3 e5 8. Nf3 Nc6 9. Rd1 Bg4 10. O-O Qe7
1938 URS Ch, semi final – Round 1 – Belavenets, Sergey – 1-0 – Kaiev, Lev Alexeevich – G15 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 Nc6 7. Nf3 d6 8. Nc3 e5 9. O-O Bg4 10. d5 Ne7
1939 Kemeri / Riga – Round 1 – Petrov, Vladimir S. – 1-0 – Melngailis, Emilis – G25 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d5 6. Bg2 O-O 7. Ngf3 b6 8. Rc1 Bb7 9. O-O Nbd7 10. cxd5 exd5
1940 Rakovnik – Round 11 – Opocensky, Karel – 1/2-1/2 – Zíta, František – G59 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d6 7. Nf3 Nc6 8. Nc3 e5 9. O-O Bg4 10. dxe5 dxe5
1940 Rakovnik – Round 2 – Olexa, Vilem – 0-1 – Zíta, František – G9 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 Nc6 6. Ngf3 d6 7. Bg2 e5 8. d5 Ne7 9. O-O O-O 10. h3 a5
1941 Buenos Aires – Round 1 – Vuskovic, Zeljko – 0-1 – Luckis, Marcos – G8 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 Nc6 6. Ngf3 d6 7. Bg2 O-O 8. a3 a5 9. O-O e5 10. d5 Ne7
1941 New York State CA – Round 7 – Fine, Reuben – 1/2-1/2 – Kashdan, Isaac – G17 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 O-O 6. Bg2 Nc6 7. Ngf3 d6 8. O-O e5 9. e3 Ne8 10. dxe5 dxe5
1945 Tbilisi – Round ? – Petrosian, Tigran V – 1-0 – Mirzayev, Aghamammad – G28 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 Ne4 6. Qc2 f5 7. Bg2 d5 8. Nf3 O-O 9. O-O Nd7 10. Nc3 c6
1946 Londen I – Round 10 – Opocensky, Karel – 1-0 – Friedmann, O. – G26 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Nf3 O-O 7. Bg2 Ne4 8. Qc2 c6 9. Nbd2 f5 10. O-O Nd7
1946 Nottingham ch-BCF – Round 3 – Golombek, Harry – 0-1 – Milner Barry, Philip – G29 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. Ngf3 Qe7 7. e4 e5 8. Bg2 c5 9. d5 O-O 10. O-O Ne8
1949 Oldenburg – Round 8 – Zemgalis – 1/2-1/2 – Enevoldsen, Jens – G26 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d5 7. Nf3 c6 8. O-O Ne4 9. Qd3 Nd7 10. Nfd2 f5
1949 Venice – Round 15 – Golombek, Harry – 1-0 – Cohen zimmerman, Arbel – G110 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d5 6. Bg2 Nbd7 7. Ngf3 O-O 8. O-O c6 9. Qc2 Qe7 10. e4 dxc4
1950 Dubrovnik olm – Round 1 – Dunkelblum, Arthur – 1-0 – Panagopoulos, Panagiotis – G4 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d5 6. Bg2 O-O 7. Qc2 c6 8. Ngf3 Nbd7 9. O-O Re8 10. e4 Nxe4
1950 Mar del Plata – Round 11 – Alvarez Martin, Pedro – 1-0 – Luckis, Marcos – G90 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. Qc2 O-O 9. O-O Qe7 10. Nbd2 e5
1951 BCF Ch 38th – Round 2.13 – Ritson-Morry, William – 1-0 – Pollitt, John H – G6 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. Ngf3 Nbd7 7. Bg2 O-O 8. O-O e5 9. e4 c6 10. Qc2 Qe7
1951 BCF Ch 38th – Round 3.10 – Russ, Victor John Anthony – 1-0 – Milner Barry, Philip – G10 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. Ngf3 Nc6 7. e4 e5 8. d5 Ne7 9. Bg2 O-O 10. O-O Ne8
1951 BCF Ch 38th – Round 7.3 – Golombek, Harry – 1/2-1/2 – Milner Barry, Philip – G25 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 O-O 7. Bg2 e5 8. Nf3 Nc6 9. O-O Re8 10. e3 e4
1953 Hastings ch-BCF – Round 6 – Golombek, Harry – 1-0 – Pollitt, James D – G53 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 Re8 7. Nf3 d6 8. Nc3 Nc6 9. Rd1 Qe7 10. O-O e5
1954 Belgrade – Round 6 – Nievergelt, Erwin – 0-1 – Pirc, Vasja – G60 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. Bg2 O-O 7. Ngf3 Qe7 8. O-O e5 9. e4 a5 10. Qc2 c5
1957 Ch - CC – Round ? – Crofut, Francis – 1-0 – Blackstone, John – G3 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d5 7. c5 c6 8. Nf3 b6 9. Nc3 bxc5 10. dxc5 Nbd7
1958 Argentina – Round 7 – Garcia Rodriguez, Raimundo – 1/2-1/2 – Luckis, Marcos – G54 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Nf3 c6 7. Bg2 O-O 8. O-O Nbd7 9. Qc2 Qe7 10. Nbd2 Re8
1958 Mar del Plata – Round 6 – Foguelman, Alberto – 1-0 – Behrensen, Joern – G44 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 dxc4 8. Na3 Bd7 9. Nxc4 Bc6 10. O-O Qe7
1962 Paris FRA – Round ? – Huguet, Bernard – 0-1 – Noradounghian, Georges – G2 1. c4 Nf6 2. d4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 Nc6 6. Ngf3 d6 7. Bg2 O-O 8. O-O e5 9. d5 Ne7 10. Ne1 Ng6
1964 Malaga – Round 4 – Robatsch, Karl – 1/2-1/2 – Lehmann, Heinz – G16 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Bg2 O-O 7. e4 e5 8. d5 c6 9. Nc3 cxd5 10. cxd5 Na6
1968 Kecskemet – Round 14 – Lengyel, Agnes – 1/2-1/2 – Malich, Burkhard, Dr. – G40 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d6 7. Nf3 Nc6 8. Nc3 e5 9. O-O Qe7 10. dxe5 Nxe5
1968 ROM Ch – Round 4 – Zara, Dan – 1-0 – Buza, Adrian – G22 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. Ngf3 Nbd7 7. Bg2 O-O 8. O-O Qe7 9. Qc2 e5 10. e3 c5
2. Norway Chess 2014 – Round 2.2 – Kramnik, Vladimir – 1/2-1/2 – Carlsen, Magnus – G7 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O O-O 9. Rc1 b6 10. cxd5 cxd5
3. Pearl Spring 2010 – Round 9 – Topalov, Veselin – 0-1 – Carlsen, Magnus – G14 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O b6 9. Rc1 O-O 10. b4 Bb7
40. Olympiad Open 2012 – Round 2.5 – Gupta, Abhijeet – 1-0 – Sanal, Vahap – G144 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 b6 8. O-O c6 9. Nc3 Ba6 10. b3 Nbd7
40. Olympiad Open 2012 – Round 9.10 – Le, Quang Liem – 1-0 – Adams, Michael – G485 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 Nbd7 8. O-O dxc4 9. Rc1 Qe7 10. Rxc4 c6
41. Olympiad Open 2014 – Round 7.1 – Radjabov, Teimour – 1-0 – Bruzon Batista, Lazaro – G464 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O b6 9. Ne5 Bb7 10. Nc3 O-O
73. Tata Steel GMA 2011 – Round 11 – Kramnik, Vladimir – 0-1 – Carlsen, Magnus – G54 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 Nbd7 7. Nf3 c6 8. O-O b6 9. Rc1 O-O 10. cxd5 cxd5
8. Tal Memorial 2013 – Round 7.4 – Kramnik, Vladimir – 0-1 – Andreikin, Dmitry – G26 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 c6 8. O-O Nbd7 9. Rc1 Qe7 10. Qe3 dxc4
Antalya TUR, World Teams Championship 2013 – Round 9.4 – Li, Chao b – 1-0 – Ipatov, Alexander – G70 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 Nbd7 8. O-O c6 9. Rc1 Qe7 10. Na3 Rd8
FIDE World Rapid Championship 2025 – Round 4 – Giri Anish – 1-0 – Jonas Buhl Bjerre – G70 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 c6 8. Qc3 Nbd7 9. O-O b6 10. Nbd2 Bb7
GRENKE Chess Classic 2018 – Round 4.5 – Bluebaum, Matthias – 1/2-1/2 – Meier, Georg – G20 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O b6 9. Ne5 Bb7 10. Nc3 O-O
Hastings8899 1988 – Round 1 – Korchnoi, Viktor – 1-0 – Larsen, Bent – G8 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d6 7. Nc3 Nc6 8. Nf3 e5 9. O-O Bg4 10. d5 Ne7
Interpolis 1984 – Round 1 – Sosonko, Gennadi – 1/2-1/2 – Andersson, Ulf 1949 – G16 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 Nbd7 7. Nf3 c6 8. b3 O-O 9. O-O b6 10. Qb2 Bb7
KM FIDE GP 2015 – Round 4.4 – Tomashevsky, Evgeny – 1/2-1/2 – Jakovenko, Dmitry – G21 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O b6 9. Rc1 O-O 10. Ne5 Bb7
Tal Memorial 2010 – Round 1 – Grischuk, Alexander – 1-0 – Eljanov, Pavel – G2 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O b6 9. Rc1 Bb7 10. Ne5 Nxe5
World Blitz 2016 – Round 1.41 – Vallejo Pons, Francisco – 1-0 – Shytaj, Iart Luca – G34 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d6 7. Nc3 Nc6 8. e3 a6 9. Nge2 e5 10. O-O Re8
World Blitz 2021 – Round 13.52 – Yuffa, Daniil – 1-0 – Ghaem Maghami, Ehsan – G791 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 c6 7. Nf3 Nbd7 8. O-O dxc4 9. Qc2 b5 10. b3 cxb3
World Cup 1988 – Round 1 – Nikolic, Predrag – 1/2-1/2 – Ljubojevic, Ljubomir – G26 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d5 7. Nf3 Nbd7 8. O-O c6 9. Qc2 Qe7 10. Nbd2 Rd8
World Rapid 2019 – Round 10.55 – Huzman, Alexander – 1/2-1/2 – Postny, Evgeny – G667 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d5 6. Bg2 O-O 7. Nf3 c6 8. O-O b6 9. Rc1 Nbd7 10. cxd5 cxd5

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