Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c4, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● f7→e6
Passés	—	—
Majorité	—	● aile dame 4v2

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● a1, ● h1)	4 (● 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	mobile
Ruptures	● d4-d5	● …c4-c3, ● …c7-c5, ● …e6-e5

E04c — Catalan: Open, 5.Nf3 Nbd7

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Nbd7 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 64 % des parties) ; Qa4 (Contrôle diagonale a4-e8, Prépare O-O-O — 19 % des parties) ; Nbd2 (Développer b1 — 9 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...c6 (Renforcer le centre — 24 % des parties) ; ...a6 (Préparer expansion aile dame — 20 % des parties) ; ...c5 (Frapper le centre adverse — 14 % des parties) ; ...Rb8 (14 % des parties) ; ...Be7 (Fou actif (mobilité 5), Développer f8 — 10 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1938 URS Ch, semi final – Round 15 – Kaiev, Lev Alexeevich – 1-0 – Panov, Vasily – G64 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. Nf3 dxc4 6. O-O Be7 7. Nbd2 O-O 8. Nxc4 c5 9. b3 Nb6 10. Nxb6 axb6
1939 Buenos Aires ol f-A – Round 1 – Opocensky, Karel – 1-0 – da Silva Rocha, Adhemar – G9 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. Nbd2 Nb6 7. Nxc4 Nxc4 8. Qa4+ Bd7 9. Qxc4 Bc6 10. O-O Be7
1939 olm Buenos Aires – Round ? – Opocensky, Karel – 1-0 – Silva Rocha, Adhemar – G5 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. Nbd2 Nb6 7. Nxc4 Nxc4 8. Qa4+ Bd7 9. Qxc4 Bc6 10. O-O Be7
1940 Rakovnik – Round 7 – Opocensky, Karel – 1-0 – Podgorny, Jiri – G37 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. O-O Be7 7. Qc2 O-O 8. Qxc4 a6 9. Qc2 Ra7 10. Nbd2 b6
1941 Trencianske Teplice – Round 8 – Opocensky, Karel – 1-0 – Del Valle Milan, Moises – G29 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Nbd7 5. Nf3 dxc4 6. O-O Be7 7. Nbd2 O-O 8. Nxc4 c5 9. Bd2 Rb8 10. Bf4 Ra8
1944 ch – Round 13 – Foltys, Jan – 1-0 – Prucha, Karel – G7 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. Nbd2 Nb6 7. O-O Be7 8. Qc2 O-O 9. Nxc4 Nxc4 10. Qxc4 Rb8
1946 Moscow – Round 1 – Katetov, Miroslav – 0-1 – Bondarevsky, Igor – G23 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. d4 dxc4 6. Qc2 a6 7. a4 c5 8. O-O cxd4 9. Nxd4 Bc5 10. Qxc4 O-O
1946 Moscow-Prague – Round 11 – Katetov, Miroslav – 0-1 – Bondarevsky, Igor – G49 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. d4 dxc4 6. Qc2 c5 7. O-O a6 8. a4 cxd4 9. Nxd4 Bc5 10. Qxc4 O-O
1947 Leningrad ch-URS – Round 2 – Lilienthal, Andor – 1/2-1/2 – Kan, Ilya A – G46 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 dxc4 5. Bg2 Nbd7 6. Nbd2 Nb6 7. O-O Bd7 8. a4 a5 9. Ne5 Nfd5 10. Ndxc4 Nxc4
1947 Yugoslavia Ch – Round 8 – Milic, Borislav – 0-1 – Kulzinski, Nikolaj – G38 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Nbd7 5. Bg2 dxc4 6. Qc2 c5 7. dxc5 Qa5+ 8. Nbd2 Bxc5 9. O-O Nb6 10. Nxc4 Nxc4
1948 Essen – Round 1 – Herrmann, Hans, Dr. – 1-0 – Rautenberg, Wilhelm – G11 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nbd7 6. Nbd2 Nb6 7. O-O c5 8. Nxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 Qb6
1948 It – Round ? – Kottnauer, Cenek – 1/2-1/2 – Kramer, Haije – G7 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. Nbd2 Nb6 7. Qc2 c5 8. Nxc4 cxd4 9. O-O Bd7 10. Nce5 Rc8
1948 Moskou ch-URS – Round 11 – Alatortsev, Vladimir N. – 1/2-1/2 – Keres, Paul – G96 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. Nbd2 Nb6 7. Nxc4 Nxc4 8. Qa4+ Bd7 9. Qxc4 Bc6 10. O-O Be7
1949 Trencianske-Teplice – Round 1 – Ojanen, Kaarle S – 0-1 – Szily, Jozsef – G10 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nbd7 6. Qc2 Rb8 7. Qxc4 b5 8. Qc2 Bb7 9. O-O c5 10. a4 a6
1950 Hungary – Round 1 – Sandor, Bela – 1/2-1/2 – Kluger, Gyula – G41 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 dxc4 5. Bg2 Nbd7 6. O-O a6 7. Qc2 Rb8 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Bd6
1951 Sopot – Round 3 – Gereben, Erno – 1-0 – Gadalinski, Jan – G13 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nbd7 6. Nbd2 Nb6 7. Nxc4 Bb4+ 8. Ncd2 c5 9. dxc5 Bxc5 10. O-O O-O
1951 URS Ch sf – Round 17 – Taimanov, Mark E – 1-0 – Kotlerman, S. – G24 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. Nf3 dxc4 6. Nbd2 Nb6 7. Nxc4 Nxc4 8. Qa4+ Bd7 9. Qxc4 Bc6 10. O-O Bd6
1951 Wertheim Memorial – Round 1 – Fine, Reuben – 0-1 – Euwe, Max – G2 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. O-O c6 7. a4 b5 8. axb5 cxb5 9. Nc3 Qb6 10. b3 Bb4
1952 Havana – Round 7 – Najdorf, Miguel – 1/2-1/2 – Eliskases, Erich – G70 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nbd7 6. O-O c6 7. Qc2 b5 8. e4 Bb7 9. Nc3 Be7 10. e5 Nd5
1953 URS Ch sf Vilnius LTU – Round ? – Shamkovich, Leonid – 0-1 – Kholmov, Ratmir D – G6 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. O-O c6 7. Nc3 b5 8. e4 b4 9. Na4 Be7 10. Qc2 Ba6
1954 Corr – Round 1 – Bergraser, Volf – 1-0 – Bos, Aaron – G5 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Nf3 Nbd7 6. O-O Rb8 7. a4 b6 8. Nfd2 Bb7 9. Bxb7 Rxb7 10. e4 Bb4
1954 US Open 55th – Round 8 – Rossolimo, Nicolas – 1-0 – Bisguier, Arthur B – G9 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. g3 dxc4 5. Bg2 Nbd7 6. O-O c5 7. Qc2 a6 8. a4 cxd4 9. Nxd4 Bc5 10. Qxc4 Qb6
1955 Mar del Plata – Round 8 – Szabo, Ladislav – 1/2-1/2 – Rossetto, Hector – G52 1. c4 e6 2. Nf3 Nf6 3. d4 d5 4. g3 dxc4 5. Bg2 Nbd7 6. O-O c5 7. Na3 cxd4 8. Nxc4 Qc7 9. Qxd4 Bc5 10. Bf4 Bxd4
1957 URS Ch, semi final – Round 4 – Sokolsky, Alexey – 0-1 – Goldberg, Grigory A – G35 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. Nf3 dxc4 6. Nc3 Rb8 7. a4 a6 8. e4 Bb4 9. e5 Nd5 10. Bd2 Nxc3
1959 Quilmes – Round 1 – Foguelman, Alberto – 0-1 – Castaneda Cruz, Raul – G11 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nbd7 6. O-O c5 7. Na3 Be7 8. Nxc4 O-O 9. Qc2 Nd5 10. a3 cxd4
1960 Buenos Aires – Round 10 – Foguelman, Alberto – 1-0 – Olafsson, Fridrik – G109 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nbd7 6. O-O c5 7. Na3 Nb6 8. Nxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 Qb6
1960 Poland Ch – Round 1 – Gawlikowski, Stanislaw – 1-0 – Podolsky, Horst – G16 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. Nbd2 Nb6 7. O-O Be7 8. Nxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 Bc6
1964 Amsterdam Interzonal – Round 17 – Foguelman, Alberto – 0-1 – Berger, Benedikt – G164 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nbd7 6. O-O Rb8 7. a4 Bb4 8. Qc2 O-O 9. Qxc4 a5 10. Na3 Nb6
1966 URS Team Ch – Round 1 – Tal, Mikhail – 1/2-1/2 – Chernikov, Oleg L – G29 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. O-O c5 7. Na3 cxd4 8. Nxc4 Nb6 9. Nxb6 Qxb6 10. Nxd4 Bd7
1967 GDR Ch – Round 7 – Pietzsch, Wolfgang – 1/2-1/2 – Moehring, Guenther – G8 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nbd7 6. O-O Be7 7. Nbd2 Nb6 8. Qc2 Nfd5 9. Nxc4 Nb4 10. Qc3 O-O
1969 Buenos Aires ch-ARG – Round 2 – Foguelman – 0-1 – Rossetto, Aline – G11 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. Nf3 dxc4 6. Nbd2 Nb6 7. Nxc4 Nxc4 8. Qa4+ Bd7 9. Qxc4 Bc6 10. O-O Qd5
Candidats sf1 1983 – Round 9 – Kasparov, Garry – 1-0 – Korchnoi, Viktor – G8 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. O-O Rb8 7. a4 b6 8. Nfd2 e5 9. Nxc4 exd4 10. Qxd4 Bc5
Global Chess League 2023 – Round 3.2 – Grischuk, Alexander – 1/2-1/2 – Mamedyarov, Shakhriyar – G30 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nbd7 6. O-O Be7 7. Qc2 a6 8. Nfd2 Nb6 9. e3 c5 10. dxc5 Bxc5
Moskou ch-URS 1973 – Round 1 – Rashkovsky, Nukhim N – 1/2-1/2 – Keres, Paul – G25 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. O-O Rb8 7. a4 a6 8. a5 Ne4 9. Qc2 Nd6 10. Ne5 Be7
Tata Steel India Blitz 2019 – Round 1.4 – Saini Vidit – 0-1 – Carlsen, Magnus – G4 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. O-O Rb8 7. a4 b6 8. Nbd2 Ba6 9. Qc2 c3 10. bxc3 Bxe2
World Blitz 2019 – Round 7.9 – Sargissian, Gabriel – 1-0 – Kramnik, Vladimir – G515 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. a4 Bb4+ 7. Bd2 a5 8. O-O O-O 9. Qc2 b6 10. Ng5 Ba6
World Blitz 2021 – Round 6.10 – Giri, Anish – 1/2-1/2 – Sychev, Klementy – G322 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 dxc4 5. Bg2 Nbd7 6. O-O Rb8 7. a4 b6 8. Nbd2 Ba6 9. Qc2 Be7 10. Nxc4 Bb7
World Rapid 2021 – Round 3.8 – Gelfand, Boris – 1/2-1/2 – Erigaisi Arjun – G196 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 dxc4 5. Bg2 Nbd7 6. O-O c6 7. a4 a5 8. Qc2 b5 9. Ne5 Nxe5 10. dxe5 Nd5

E04c — Open (1938)

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Nbd7

Les coups candidats

6.O-O — 63.6% (793 parties)

Ambassadeurs : Leniart, Arkadiusz (13x), Ghimpu, Samuel-Timotei (6x), Rashkovsky, Nukhim N (5x), Meijers, Viesturs (5x), Korchnoi, Viktor (4x), Nikitin, Georgy (4x), Gormally, Daniel W (4x), Faleg, Alberto (3x)

6.Qa4 — 19.4% (242 parties) →

Ambassadeurs : Huebner, Robert (2x), Huelsmann, Josef (2x), Romero Serrate, Ignacio (2x), Simunek, Filip (2x), Ivekovic, Tihana (2x), Abanin, Vladimir (1x), Abhinaya Polaka (1x), Vukic, Milan (1x)

6.Nbd2 — 9.3% (116 parties)

Ambassadeurs : Vukic, Milan (3x), Schneider, Lars-Ake (3x), Aadhitha Karikalan (2x), Zilberstein, Valery I (2x), Van Dop, Arend (2x), Baumgartner, Walter (1x), Sanchez, Luis Alejandro (1x), Enklaar, Bert (1x)

6.Qc2 — 3.5% (44 parties)

Ambassadeurs : Eretova, Kveta (1x), Zolmanova, Marcela (1x), Riha, Vaclav (1x), Krajina, Ales (1x), Scholseth, Tor Kristian (1x), Paldanius, Pekka (1x), Melzer, Oliver (1x), Wagner, Bernd (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.O-O	6.Qa4	6.Nbd2	6.Qc2
<1800	51	59%	22%	8%	10%
1800-2200	377	56%	28%	7%	5%
2200-2600	648	69%	15%	9%	3%
2600+	38	79%	5%	5%	—

Évolution par décennie (% des parties)

Décennie	N parties	6.O-O	6.Qa4	6.Nbd2	6.Qc2
1950s	28	54%	21%	18%	—
1960s	20	50%	25%	25%	—
1970s	49	57%	14%	29%	—
1980s	94	70%	11%	17%	2%
1990s	144	53%	26%	15%	2%
2000s	195	59%	28%	8%	3%
2010s	303	59%	25%	8%	5%
2020s	413	73%	11%	4%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.O-O	59%	73%	▲ +13.7%
6.Qa4	25%	11%	▼ -14.2%
6.Nbd2	8%	4%	▼ -4.0%
6.Qc2	5%	5%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 3 parties
Carlsen, Magnus — 2 parties
Gukesh D — 2 parties
Karpov, Anatoly — 1 partie
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie

Parties historiques

6.O-O — 63.6% (793 parties)

1950 — Milev, Zdravko vs Karastoichev, Emil — 1-0 — Sofia BUL
1950 — Sandor, Bela vs Kluger, Gyula — 1/2-1/2 — Budapest HUN
1951 — Fine, Reuben vs Eken, Max — 0-1 — New York, NY USA
1952 — Miguel, Nahuel vs Eliskases, Erich — 1/2-1/2 — Havana CUB
1952 — Shamkovich, Leonid vs Reshko, Aron — 1-0 — Tula RUS

6.Qa4 — 19.4% (242 parties)

1951 — Macskasy, Elod vs Kapu, Jeno — 0-1 — ?
1952 — Eliskases, Erich vs Prins, Lodewijk — 1-0 — Stockholm izt
1952 — Vukovic, Sava vs Djaja, Dragutin — 1-0 — Belgrade SRB
1956 — Feuerstein, Arthur vs Elter, Sophia — 1/2-1/2 — New York, NY USA
1957 — Abanin, Vladimir vs Abhinaya Polaka — 1/2-1/2 — Leningrad RUS

6.Nbd2 — 9.3% (116 parties)

1950 — Najdorf, Rafael vs Haj Amor Houssem — 1-0 — The Golden Treasury of Chess
1951 — Gereben, Erno vs Gadalinski, Jan — 1-0 — Sopot
1951 — Taimanov, Mark vs Kotlerman, S. — 1-0 — Baku AZE
1955 — Sturm, Martin vs Secchi, Eduardo — 0-1 — cr.
1958 — Roth, Rolf vs Aadhitha Karikalan — 1/2-1/2 — San Benedetto

6.Qc2 — 3.5% (44 parties)

1983 — Eretova, Kveta vs Zolmanova, Marcela — 1/2-1/2 — Sumperk
1985 — Riha, Vaclav vs Krajina, Ales — 1-0 — Karvina
1991 — Scholseth, Tor Kristian vs Paldanius, Pekka — 1-0 — Helsinki op Helsinki FIN
1994 — Melzer, Oliver vs Wagner, Bernd — 0-1 — GER
1999 — Jirka, Jiri vs Talla, Vladimir — 1/2-1/2 — Czechia

Fin du contenu

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