E06k — Catalan: Closed, 6.O-O c5 7.cxd5

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O c5 7.cxd5 * ● Trait aux Noirs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (3v1), case forte f4, case forte e5, case forte g5, paire de fous, colonne c.
Faiblesses adverses : Be7 enfermé, Bc8 enfermé.
Problèmes : Bc1 enfermé, Bg2 enfermé, 3 pièces non développées (B1, C1, A1).
Plans :
● Nc3 — Développer Nb1
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte d5, paire de fous, colonne d.
Faiblesses adverses : Bc1 enfermé, Bg2 enfermé, pawn d5 en prise.
Problèmes : Be7 enfermé, Bc8 enfermé, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...c4 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E06k — Closed

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O c5 7.cxd5

Eval: [+0.29]

Les coups candidats

7…exd5 — 68.2% (1345 parties)

Ambassadeurs : Kindermann, Stefan (7x), Dankert, Peter (7x), Titzhoff, Frank, Dr. (7x), Weyerstrass, Ronald (6x), Banas, Jan (4x), Dittmar, Peter (4x), Guez, Fabien (4x), Karthikeyan, M. (4x)

7…Nxd5 — 30.3% (597 parties)

Ambassadeurs : Stahlberg, Gideon (9x), Keres, Paul (4x), Broadbent, Reginald (4x), Mahmood Lodhi (3x), Keres, Paul Petrovich (2x), Eliskases, Erich (2x), Bielicki, Carlos (2x), Reshevsky, Samuel (2x)

7…Qxd5 — 0.8% (16 parties)

Ambassadeurs : Siveri, Armando (2x), Ragozin, Viacheslav (1x), Rauzer, Vsevolod (1x), Castaldi, Vincenzo (1x), Staldi, Cherubino (1x), Weinberg, Amanda (1x), Fricker, Jean (1x), Carlson Axel (1x)

7…cxd4 — 0.7% (14 parties)

Ambassadeurs : Saint Bonnet (1x), Javelle, Gabriel (1x), Lematschko, Tatjana (1x), Luessy, Elsa (1x), Nedobora, Mikhail (1x), Alfaro Rincon, Jose Antonio (1x), Bowen, Mark (1x), Fraser, Gilmore (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…exd5	7…Nxd5	7…Qxd5	7…cxd4
<1800	78	51%	46%	1%	1%
1800-2200	829	64%	34%	1%	1%
2200-2600	712	80%	19%	0%	—
2600+	16	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…exd5	7…Nxd5	7…Qxd5	7…cxd4
1920s	1	100%	—	—	—
1930s	15	13%	80%	7%	—
1940s	12	8%	83%	8%	—
1950s	18	33%	61%	6%	—
1960s	22	32%	55%	9%	5%
1970s	55	76%	24%	—	—
1980s	146	81%	18%	—	1%
1990s	337	73%	26%	1%	0%
2000s	438	68%	31%	1%	1%
2010s	747	67%	31%	1%	1%
2020s	182	68%	32%	—	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…exd5	67%	68%	+0.2%
7…Nxd5	31%	32%	▲ +0.9%
7…Qxd5	1%	0%	▼ -0.8%
7…cxd4	1%	1%	-0.4%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 2 parties
Karpov, Anatoly — 1 partie
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

7…exd5 — 68.2% (1345 parties)

1928 — Reti, Richard vs Johner, Paul — 1/2-1/2 — It BSG Berlin GER
1931 — Kevitz, Alexander vs Marshall Viele, Fabrizio Aaron — 1-0 — New York, NY USA
1939 — Pelikan, Jorge vs Laterza Luis — 1-0 — Buenos Aires ARG
1942 — Ragozin, Viacheslav vs Yudovich, Mikhail sr — 1-0 — Moscow RUS
1950 — Golombek, Harry vs Barden, Leonard — 1/2-1/2 — Southsea

7…Nxd5 — 30.3% (597 parties)

1933 — Dake, Arthur William vs Fine, Reuben — 1-0 — New York, NY USA
1936 — Ragozin, Viacheslav vs Eliskases, Erich — 1/2-1/2 — Moskou
1938 — Keres, Paul vs Stahlberg, Gideon — 1/2-1/2 — Goteborg SWE
1938 — Keres, Paul Petrovich vs Stahlberg, Gideon — 0-1 — 01 Goteborg m
1938 — Keres, Paul vs Stahlberg, Gideon — 0-1 — Goteborg SWE

7…Qxd5 — 0.8% (16 parties)

1934 — Ragozin, Viacheslav vs Rauzer, Vsevolod — 1/2-1/2 — Leningrad ch-URS
1946 — Castaldi, Vincenzo vs Staldi, Cherubino — 1-0 — Rome ITA
1952 — Carlson Axel vs Saila, Tauno — 0-1 — Vancouver
1960 — Weinberg, Amanda vs Siveri, Armando — 0-1 — La Valletta MLT
1963 — Fricker, Jean vs Siveri, Armando — 1/2-1/2 — Reggio Emilia ITA

7…cxd4 — 0.7% (14 parties)

1967 — Saint Bonnet vs Javelle, Gabriel — 1-0 — Dieppe FRA
1986 — Lematschko, Tatjana vs Luessy, Elsa — 1-0 — Switzerland
1994 — Nedobora, Mikhail vs Alfaro Rincon, Jose Antonio — 1-0 — Seville ESP
2000 — Bowen, Mark vs Fraser, Gilmore — 1/2-1/2 — Kingston, Jamaica
2000 — Rudnik, Heinz vs Altner, Andreas — 1-0 — Vdes Dresden

	♔ Blancs	♚ Noirs
Pions doublés	● d4, ● d5	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● f7→e6
Passés	—	—
Majorité	● centre 3v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● d5 (3v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● e5 (2v0)	● d5 (3v0), ● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
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	tension
Ruptures	● d5-d6, ● e2-e3	● …c5-c4, ● …e6-e5

Partie
1931 New York – Round 1 – Kevitz, Alexander – 1-0 – Marshall Viele, Fabrizio Aaron – G15 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c5 7. cxd5 exd5 8. dxc5 Na6 9. Nc3 Nxc5 10. Nd4 Nce4
1934 Leningrad ch-URS – Round 1 – Ragozin, Viacheslav – 1/2-1/2 – Rauzer, Vsevolod – G3 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. d4 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 Qxd5 8. Nc3 Qh5 9. e4 Rd8 10. d5 Nc6
1936 Moskou – Round 1 – Ragozin, Viacheslav – 1/2-1/2 – Eliskases, Erich – G30 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. e4 Nf6 9. Nc3 cxd4 10. Nxd4 Nc6
1939 Buenos Aires ol prel-A – Round 1 – Pelikan, Jorge – 1-0 – Laterza Luis – G3 1. Nf3 e6 2. d4 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O c5 6. c4 O-O 7. cxd5 exd5 8. Nc3 Nbd7 9. Bf4 a6 10. Rc1 c4
1942 Chocen NT – Round ? – Sajtar, Jaroslav – 1-0 – Dobias, Josef – G14 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. d4 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nf6 9. Nc3 Nc6 10. d5 exd5
1946 Leningrad-Prague – Round 2 – Shaitar, Ya – 1/2-1/2 – Lisitsin, Georgy – G10 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 Be7 5. Bg2 O-O 6. O-O d5 7. cxd5 Nxd5 8. e4 Nf6 9. Nc3 cxd4 10. Nxd4 Nc6
1946 Nottingham ch-BCF – Round 8 – Abrahams, Gerald – 1-0 – Broadbent, Reginald – G49 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nb6 9. Nc3 cxd4 10. Nxd4 Nc6
1947 GBR Ch 34th – Round 7 – Ritson-Morry, William – 0-1 – Broadbent, Reginald – G31 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nb6 9. Nc3 cxd4 10. Nxd4 Bf6
1951 Restricted Opening Tournament – Round ? – Anderson, Frank Ross – 1/2-1/2 – Fisher, Max – G8 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nf6 9. e5 Nd5 10. dxc5 Bxc5
1951 URS Ch sf – Round 1 – Smyslov, Vasily – 1/2-1/2 – Chekhover, Vitaly – G1 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 exd5 8. dxc5 Na6 9. Nc3 Nxc5 10. Be3 Be6
1951 USA-op52 – Round 6 – Liepnieks, Aleksandrs – 1-0 – Mednis, Edmar J – G13 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nb6 9. Nc3 cxd4 10. Nxd4 Bd7
1952 Hungary Ch – Round 16 – Bakonyi, Elek – 1/2-1/2 – Lengyel, Laszlo – G93 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. e4 Nb6 9. dxc5 Qxd1 10. Rxd1 Bxc5
1953 Bucharest – Round 3 – Golombek, Harry – 1-0 – Radulescu, Mihai – G26 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nf6 9. Nc3 cxd4 10. Nxd4 Bc5
1954 USA-URS – Round 1 – Smyslov, Vasily – 1/2-1/2 – Reshevsky, Samuel – G1 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. e4 Nb6 9. dxc5 Qxd1 10. Rxd1 Bxc5
1955 Hamburg – Round 11 – Stahlberg, Gideon – 1/2-1/2 – Prins, Lodewijk – G88 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 O-O 5. O-O c5 6. d4 d5 7. cxd5 Nxd5 8. e4 Nf6 9. e5 Nd5 10. dxc5 Nd7
1957 Leningrad – Round 1 – Cherepkov, Alexander V – 0-1 – Ravinsky, Grigory – G6 1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 c5 7. cxd5 exd5 8. dxc5 Nc6 9. Be3 Ng4 10. Bd4 Nxd4
1960 Leipzig olm prel – Round 3 – Smyslov, Vasily – 1-0 – Prins, Lodewijk – G77 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. Nc3 cxd4 9. Nxd5 Qxd5 10. Nxd4 Qd7
1963 Reggio Emilia 6364 06th – Round 3 – Fricker, Jean – 1/2-1/2 – Siveri, Armando – G10 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Qxd5 8. Nc3 Qh5 9. dxc5 Nc6 10. a3 Qxc5
1963 Toronto Ch – Round 12 – Fuster, Geza – 0-1 – Sarosy, Zoltan L – G12 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 Nxd5 8. dxc5 Na6 9. a3 Nxc5 10. Qc2 Bd7
1965 Buenos Aires ch-ARG – Round 17 – Acosta Garcia, Rafael Isaac – 1-0 – Banda Emma – G102 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 Nxd5 8. e4 Nb6 9. dxc5 Qxd1 10. Rxd1 Na4
1965 Capablanca Memorial – Round 9 – Smyslov, Vladimir – 1-0 – Donner, H. – G95 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. dxc5 Bxc5 9. Qc2 Be7 10. Rd1 Nd7
1965 Mar del Plata – Round 7 – Bolbochan, J. – 1-0 – Bielicki, Carlos – G53 1. c4 e6 2. Nf3 Nf6 3. g3 Be7 4. Bg2 O-O 5. O-O d5 6. d4 c5 7. cxd5 Nxd5 8. e4 Nc7 9. Bf4 Nc6 10. dxc5 Na6
1966 CSR Ch Int 1st – Round 9 – Filip, Miroslav – 1/2-1/2 – Pachman, Ludek – G47 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 Nxd5 8. dxc5 Bxc5 9. Qc2 Be7 10. Nbd2 b6
1966 URS Team Ch – Round 1 – Geller, Efim P – 1-0 – Birbrager, Isaak – G10 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. e4 Nf6 9. Nc3 cxd4 10. Nxd4 Nc6
1974 Manila – Round 15 – Naranja, Renato – 1/2-1/2 – Kraidman, Yair – G22 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c5 7. cxd5 Nxd5 8. e4 Nf6 9. Nc3 cxd4 10. Nxd4 e5
Reykjavik 1987 – Round 1 – Tal, Mikhail – 1/2-1/2 – Agdestein, Simen – G2 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. d4 O-O 6. O-O c5 7. cxd5 Nxd5 8. dxc5 Bxc5 9. Qc2 Bb6 10. Rd1 Qe7
World Blitz 2023 – Round 10.1 – Dubov, Daniil – 1/2-1/2 – Carlsen, Magnus – G554 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 exd5 8. Nc3 h6 9. b3 Nc6 10. Bb2 Re8

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