E00q — Catalan: 4.Nf3 c5

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 c5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. cxd5 (Capture en d5, Occuper le centre — 66 % des parties) ; Bg2 (Fianchetto, fou sur la grande diagonale — 32 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nc6 (Développer b8 — 23 % des parties) ; ...cxd4 (Capture en d4, Occuper le centre — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● e4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● e5 (2v0)	● d5 (3v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	5 (● b1, ● c1, ● f1, ● a1, ● h1)	5 (● b8, ● c8, ● 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	fermé
Ruptures	—	● …e6-e5

Partie
1938 USA Ch – Round 9 – Simonson, Albert Charles – 1/2-1/2 – Fine, Reuben – G26 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 cxd4 7. O-O Bc5 8. Nxd4 O-O 9. Nb3 Bb6 10. Bd2 Nc6
1943 Salzburg – Round 1 – Alekhine, Alexander – 1/2-1/2 – Bogoljubow, Efim – G2 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Nbd2 O-O 10. Nb3 Bb6
1946 Groningen – Round 14 – Szabo, Ladislav – 1-0 – Guimard, Carlos E – G64 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Qc2 Be7 10. Rd1 Bd7
1950 Birmingham U20 International – Round 7 – Haggqvist, Bjorn Karl – 1-0 – Olafsson, Fridrik – G9 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Be7 8. Nc3 Nxc3 9. bxc3 O-O 10. Be3 Bf6
1954 Amsterdam olm – Round 11 – Gereben, Erno – 1/2-1/2 – Kniazer, Igor – G83 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Ng5 Be7 10. Ne4 O-O
1954 URS Team Ch – Round 11 – Zagoriansky, Evgeny – 1/2-1/2 – Cherepkov, Alexander V – G197 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be7 7. dxc5 Nd7 8. a3 a5 9. Qc2 Nxc5 10. Nc3 Bd7
1954 Zonal – Round 10 – Golombek, Harry – 1/2-1/2 – Castaldi, Vincenzo – G14 1. d4 e6 2. c4 Nf6 3. Nf3 c5 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Qb6 8. e4 Nf6 9. d5 Nd4 10. Nbd2 Nxf3+
1956 Mar del Plata – Round 5 – Bolbochan, J. – 1-0 – Olivera, Alfredo – G31 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 cxd4 7. O-O Be7 8. Nxd4 O-O 9. Nc3 Nxc3 10. bxc3 a6
1959 CSR Ch – Round 10 – Opocensky, Karel – 1/2-1/2 – Ivanco, Imrich – G77 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Qb6 8. e4 Nf6 9. d5 Nd4 10. Nc3 Nxf3+
1960 Varna Varna BUL – Round 5 – Trifunovic, Petar – 1/2-1/2 – Padevsky, Nikola – G19 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 d5 5. cxd5 Nxd5 6. Bg2 cxd4 7. O-O Bc5 8. Nxd4 O-O 9. Nb3 Bb6 10. Na3 Nc6
1965 Sinaia stud ol prel – Round 3 – Kolbak, Jens – 1/2-1/2 – Polgar, Istvan – G14 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Nf6 8. dxc5 Bd7 9. Nc3 Bxc5 10. Bf4 O-O
CCT Final Playoff 2023 – Round 3.2 – Lazavik, Denis – 1/2-1/2 – Abdusattorov, Nodirbek – G25 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 cxd4 6. dxe6 Bxe6 7. Qxd4 Nc6 8. Qxd8+ Rxd8 9. Bg2 Nb4 10. Na3 Nxa2
Naestved 1985 – Round 8 – Vaganian, Rafael A – 0-1 – Hansen, Curt – G9 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Be7 7. O-O O-O 8. dxc5 Bxc5 9. a3 Nc6 10. Qc2 Bb6
SportAccord Basque Men 2013 – Round 1.1 – Giri, Anish – 0-1 – Aronian, Levon – G2 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 cxd4 6. dxe6 Bxe6 7. Qxd4 Nc6 8. Qxd8+ Rxd8 9. Bg2 Bb4+ 10. Bd2 Ne4

E00q — Catalan (1938)

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 c5

Les coups candidats

5.cxd5 — 65.6% (2544 parties)

Ambassadeurs : Desforges, Jean (5x), Splosnov, Sergei (5x), Hausner, Ivan (5x), Morin, Louis (4x), Pergericht, Daniel (4x), Dlugy, Maxim (4x), Taylor, Gordon (4x), Bronstein, Luis Marcos (4x)

5.Bg2 — 31.8% (1234 parties) →

Ambassadeurs : Carlstedt, Jonathan (5x), Espig, Lutz (4x), Doncea, Vladimir (4x), Pomar Salamanca, Arturo (3x), Tu, Hoang Thong (3x), Ivanov, Valery Petrovich (3x), Bartos, Jakub (3x), Faleg, Alberto (2x)

5.dxc5 — 0.9% (36 parties)

Ambassadeurs : Weiland, Guenter (1x), Wolfmajer, Wolfgang (1x), Zwick, Georg (1x), Mueller, Daniel (1x), Colombi, Gianluigi (1x), Fournier, Camille (1x), De Clerck, Martijn (1x), Offringa, Tjaart (1x)

5.Nc3 — 0.7% (27 parties)

Ambassadeurs : Wohl, Aleksandar H (1x), Gudbrandsen, Gustav (1x), Pingas, Blas Mariano (1x), Atalik, Suat (1x), Mandl, Robert (1x), Bachmayr, Peter (1x), Vaughn, George (1x), Jensen, Daniel (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.cxd5	5.Bg2	5.dxc5	5.Nc3
<1800	348	57%	34%	3%	2%
1800-2200	1692	66%	32%	1%	1%
2200-2600	1353	70%	29%	0%	0%
2600+	37	51%	49%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	5.cxd5	5.Bg2	5.dxc5	5.Nc3
1950s	27	78%	22%	—	—
1960s	37	62%	38%	—	—
1970s	80	66%	32%	—	1%
1980s	212	71%	28%	—	0%
1990s	500	64%	32%	1%	1%
2000s	868	64%	34%	1%	1%
2010s	1485	66%	32%	1%	1%
2020s	670	66%	31%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.cxd5	66%	66%	-0.5%
5.Bg2	32%	31%	-0.2%
5.dxc5	1%	1%	+0.5%
5.Nc3	1%	1%	-0.1%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 1 partie
Karpov, Anatoly — 1 partie
Ju, Wenjun — 1 partie
Botvinnik, Mikhail — 1 partie

Parties historiques

5.cxd5 — 65.6% (2544 parties)

1950 — Haggqvist, Bjorn Karl vs Olafsson, Fridrik — 1-0 — Birmingham ENG
1951 — Bahro, Tom vs Nikolac, Juraj — 0-1 — Sarajevo BIH
1951 — Alice, Millena Miguelina de Souza vs Rellstab, Ludwig — 1/2-1/2 — Reggio Emilia ITA
1953 — Bisguier, Arthur B vs Rellstab, Ludwig — 1-0 — Vienna AUT
1953 — Benkner, Otto vs Simonovic, Borko — 1/2-1/2 — Paris FRA

5.Bg2 — 31.8% (1234 parties)

1950 — Hermanova, Roza vs Borisenko-Belova, Valentina — 0-1 — ?
1951 — Akash Langer vs Trifunovic, Petar — 1/2-1/2 — Sarajevo BIH
1954 — Alexander Tadala vs Chestnov, Vitaliy A. — 1-0 — Leningrad RUS
1956 — O'Keefe, Jack vs Bisguier, Arthur B — 0-1 — Oklahoma City, OK USA
1957 — Norcia, Federico vs Grassi, Mario — 1-0 — Reggio Emilia ch ITA

5.dxc5 — 0.9% (36 parties)

1994 — Zwick, Georg vs Mueller, Daniel — 1-0 — Osnabrueck
1994 — Pregarac, Valter vs Harcet, Franjo — 1-0 — Portoroz open
1996 — Weiland, Guenter vs Wolfmajer, Wolfgang — 0-1 — Graz AUT
1996 — Colombi, Gianluigi vs Fournier, Camille — 1/2-1/2 — FRA t-ch
1998 — De Clerck, Martijn vs Offringa, Tjaart — 1/2-1/2 — Hengelo NED

5.Nc3 — 0.7% (27 parties)

1979 — Wohl, Aleksandar H vs Gudbrandsen, Gustav — 1/2-1/2 — Viborg DEN
1986 — Pingas, Blas Mariano vs Atalik, Suat — 0-1 — Dubai olm
1995 — Mandl, Robert vs Bachmayr, Peter — 1/2-1/2 — Bayernliga 1995/96
1995 — Vaughn, George vs Jensen, Daniel — 0-1 — E Lansing ch-MI clsC
1997 — Agomeri, Gianluca vs Mastropietro, Marco — 0-1 — Italy

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