Structure de pions
♔ Blancs ♚ Noirs
Pions doublés ● c4, ● c7
Pions isolés
Arriérés
Chaînes ● f2→g3, h2→g3 ● b7→a6, f7→e6
Passés
Majorité ● aile dame 4v2
Cases
♔ Blancs ♚ Noirs
Cases fortes ● f4 (2v0), ● e5 (2v1), ● g5 (2v0) ● d5 (2v1)
Cases faibles
Centre ● d4 (1v0), ● e5 (2v1) ● d5 (2v1)
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
Clouages ● knight d7
Non développées 3 (● 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 ● …c7-c5, ● …e6-e5

E02 — Catalan: Open, 5.Qa4+ Nbd7 6.Nf3 a6 7.Nc3

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Nf3 a6 7.Nc3   ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bB
bQ
bK
bB
bR
bP
bP
bN
bP
bP
bP
bP
bP
bN
Case forte (2v1)
Case forte (2v0)
wQ
bPpawn en prise !
wPPion central
Case forte (2v0)
wN
wN
wP
wP
wP
wP
wP
wB
wP
wR
wBFou actif — mobilité 5
wK
wR
abcdefgh
Plans. Qxc4 (Centraliser la dame — 70 % des parties) ; Ne5 (Cavalier centralisé en e5 — 12 % des parties) ; O-O (Mettre le roi en sécurité, connecter les tours — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wK
wB
wR
wP
wB
wP
wP
wP
wP
wP
wN
wN
wP
bPpawn en prise !
wQ
Avant-poste C (accessible)
bN
bP
bPMajorité aile dame
bP
bP
bP
bN
bP
bP
bR
bBFou actif — mobilité 5
bK
bQ
bB
bR
hgfedcba
Plans. ...Rb8 (60 % des parties) ; ...Be7 (Fou actif (mobilité 5), Développer f8 — 27 % des parties) ; ...c5 (Frapper le centre adverse — 13 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1937 Semmering/Baden – Round 12 – Petrov, Vladimir (ENG) – 1/2-1/2 – Fine, Reuben – G43
1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Bd6 8. O-O O-O 9. Qxc4 b5 10. Qd3 Bb7
1938 AVRO – Round 1 – Reshevsky, Samuel – 0-1 – Fine, Reuben – G10
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Be7 8. Ne5 Rb8 9. Qxc4 b5 10. Qb3 Nxe5
1938 Lodz – Round 1 – Petrov, Vladimir (ENG) – 0-1 – Pirc, Vasja – G60
1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O Bd6
1938 Margate – Round 5 – Petrov, Vladimir (ENG) – 1-0 – Alekhine, Alexander – G25
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1938 Montevideo – Round 14 – Maderna, Carlos – 1/2-1/2 – Alekhine, Alexander – G72
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O Be7
1938 New York – Round 16 – Fine, Reuben – 1-0 – Dake, Arthur William – G11
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 c5 8. O-O Be7 9. dxc5 Bxc5 10. Qxc4 b5
1939 Leningrad ch-URS – Round 4 – Panov, Vasily – 1/2-1/2 – Makogonov, Vladimir – G28
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qb3 Bb7 10. Bf4 Rc8
1939 Rosario – Round 1 – Petrov, Vladimir (ENG) – 1/2-1/2 – Eliskases, Erich – G4
1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. Bf4 Bd6
1941 Absolute Championship – Round 3 – Keres, Paul Petrovich – 1-0 – Bondarevsky, Igor – G7
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1942 Chocen – Round ? – Katetov, Miroslav – 1/2-1/2 – Richter, Emil – G16
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Bf4 b5 9. Qa5 Rb6 10. Ne5 Nxe5
1947 Parnu – Round ? – Kasparian, Genrikh – 1-0 – Tolush, Alexander V – G72
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nbd7 6. Qa4 a6 7. Nc3 Be7 8. Qxc4 b5 9. Qd3 Bb7 10. O-O O-O
1947 URS Ch, semi final – Round 9 – Zhukhovitsky, Samuel – 0-1 – Vasiljev, Aleksandr – G50
1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1947 Vienna SCHLECHTER-mem – Round 7 – Muller, Hans – 0-1 – Szabo, Laszlo – G17
1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1949 Oldenburg – Round 17 – Heemsoth, Hermann – 0-1 – Bogoljubow, Efim – G69
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Be7 8. Qxc4 b5 9. Qd3 Bb7 10. O-O O-O
1950 Mar del Plata – Round 14 – Marini, Liam – 1/2-1/2 – Eliskases, Erich – G118
1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O Bd6
1950 URS Ch sf – Round 2 – Flohr, Salo – 0-1 – Bannik, Anatolij – G3
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1951 USA-op52 – Round 11 – Hearst, Eliot – 1/2-1/2 – Evans, Larry M – G27
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 c5 8. dxc5 Bxc5 9. O-O b5 10. Nxb5 O-O
1951 Wertheim Memorial – Round 5 – Shainswit, George – 0-1 – O'Kelly de Galway, Alberic – G28
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1955 Ljubljana – Round 4 – Krivec Slavko – 0-1 – Vidmar, Milan Jr – G28
1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. d4 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. Bf4 Bd6
1957 FRG Ch – Round 1 – de Jager, Andreas – 0-1 – Darga, Klaus – G1
1. c4 Nf6 2. d4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O Be7
1962 Varna olm – Round 3 – Robatsch, Karl – 1/2-1/2 – Unzicker, Wolfgang – G105
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Nf3 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1963 Piatigorsky Cup – Round 13 – Petrosian, Tigran V – 1-0 – Panno, Oscar – G30
1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qb3 Bb7 10. O-O c5
1966 Rio Hondo zt – Round 4 – Bolbochan, J. – 1-0 – Emma, Jaime – G6
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
1967 October Revolution 50 – Round ? – Barcza, Gedeon – 1-0 – Jimenez Zerquera, Eleazar – G120
1. Nf3 d5 2. c4 Nf6 3. d4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Be7 8. Ne5 O-O 9. Nxd7 Nxd7 10. Qxc4 c5
1969 Vidmar Memorial – Round 7 – Barcza, Gedeon – 1/2-1/2 – Unzicker, Wolfgang – G25
1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
Brasilia 1981 – Round 1 – Andersson, Ulf 1949 – 1-0 – Filguth, Rubens Alberto – G14
1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. Bf4 Bd6
FIDE-Wch k.o. 1997 – Round 2.1 – Andersson, Ulf 1949 – 1-0 – Milov, Vadim – G63
1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Rb8 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5
Jakarta / Yogya / Bali 1983 – Round 18 – Andersson, Ulf 1949 – 1-0 – Radulov, Ivan – G57
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Qa4+ Nbd7 5. g3 e6 6. Bg2 a6 7. Nc3 c5 8. O-O Be7 9. dxc5 Bxc5 10. Qxc4 b5
Johannesburg 1981 – Round 4 – Andersson, Ulf 1949 – 1-0 – Huebner, Robert – G23
1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Qa4+ Nbd7 5. g3 e6 6. Bg2 a6 7. Nc3 Be7 8. Ne5 Rb8 9. Nxd7 Qxd7 10. Qxc4 b5
Niksic 1983 – Round 8 – Andersson, Ulf 1949 – 1/2-1/2 – Tal, Mikhail – G56
1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Nc3 Be7 8. Ne5 c5 9. dxc5 Bxc5 10. Nxc4 O-O
World Blitz 2017 – Round 21.15 – Fedoseev, Vladimir – 0-1 – Adly, Ahmed – G1081
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. Qa4 a6 7. Nc3 Be7 8. Qxc4 b5 9. Qd3 Bb7 10. O-O c5

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