Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● d7→e6, f7→e6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● e5 (2v1), ● g5 (2v1) ● b4 (2v0), ● d4 (2v1)
Cases faibles
Centre ● e5 (2v1) ● d4 (2v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
Bf1 ● Bf1 Non développé (mob. 5)
Bc8 ● Bc8 Non développé (mob. 0)
Bf8 ● Bf8 Non développé (mob. 2)
Paire de fous ● Oui ● Oui
Non développées 5 (● b1, ● c1, ● f1, ● a1, ● h1) 5 (● g8, ● 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 ● d2-d4, ● f4-f5 ● …d7-d5, ● …e6-e5, ● …f7-f5

B21g — Sicilian: Grand Prix, 2…Nc6 3.Nf3 e6

1.e4 c5 2.f4 Nc6 3.Nf3 e6 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bN
bP
bP
Case forte (2v1)
Case forte (2v1)
wPPion central
wP
wN
wP
wP
wP
wP
wP
wP
wR
wN
wB
wQ
wK
wBFou actif — mobilité 5
wR
abcdefgh
Plans. Bb5 (Clouer c6, Fou actif (mobilité 7), Développer f1 — 37 % des parties) ; Nc3 (Développer b1 — 32 % des parties) ; d3 (Libérer Bf1, préparer Bd3 — 8 % des parties) ; c3 (Renforcer le centre — 7 % des parties) ; Be2 (Fou actif (mobilité 5), Développer f1 — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wB
wK
wQ
wB
wN
wR
wP
wP
wP
wP
wP
wP
wN
wP
wP
Case forte (2v1)
Case forte (2v0)
bP
bP
bN
bP
bP
bP
bP
bP
bP
bR
bN
bB
bK
bQ
bB
bR
hgfedcba
Plans. ...Nge7 (Développer g8 — 35 % des parties) ; ...d5 (Occuper le centre — 24 % des parties) ; ...a6 (Préparer expansion aile dame — 9 % des parties) ; ...d6 (Libérer Bc8 — 8 % des parties) ; ...Nf6 (Développer g8 — 8 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1930 Swinemuende – Round 6 – Stoltz, Gösta – 0-1 – Saemisch, Friedrich – G22
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Qe2 Be7 5. g3 Nf6 6. Bg2 d6 7. c3 e5 8. d3 exf4 9. Bxf4 O-O 10. Nbd2 d5
1947 Kassel – Round 4 – Bohatirchuk, Fedor – 0-1 – Schmidt, Paul Felix – G15
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Qe2 Nge7 5. Nc3 d5 6. d3 Nd4 7. Nxd4 cxd4 8. Nd1 Bd7 9. e5 h5 10. g3 Rc8
1954 Pan American Ch 2nd – Round 1 – Grover Karan – 0-1 – Kashdan, Isaac – G10
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Be2 d5 5. d3 Nf6 6. e5 Nd7 7. Nc3 Be7 8. Bd2 O-O 9. O-O a6 10. Qe1 b5
1955 Budapest – Round 1 – Tipary, Lajos – 1/2-1/2 – Grob Alday, Vicente Tomas – G81
1. f4 c5 2. e4 Nc6 3. Nf3 e6 4. c3 d5 5. e5 h5 6. d4 Nh6 7. Be3 Nf5 8. Bf2 Qb6 9. Qb3 Qa5 10. Qb5 Qxb5
1961 Torremolinos – Round 8 – Portisch, Lajos – 0-1 – Fernandez Pomar, Paula – G35
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 d5 5. Nc3 a6 6. Bxc6+ bxc6 7. d3 Nf6 8. O-O Be7 9. Qe1 O-O 10. b3 Qc7
1963 Bath ch-BCF – Round 11 – Aabel Thomas Eapen – 1-0 – Wells, Daniel – G90
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. c4 g6 5. d4 Bg7 6. d5 exd5 7. cxd5 Nd4 8. e5 Nxf3+ 9. Qxf3 d6 10. Nc3 dxe5
1964 Amsterdam Interzonal – Round 5 – Larsen, Benjamin Holsko – 1-0 – Abalde Perez, Fernando Jose – G45
1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Bb5 g6 5. Bxc6 dxc6 6. d3 Bg7 7. O-O Ne7 8. Nc3 O-O 9. Qe1 b6 10. a4 Ba6
1964 Holstebro ch-DEN – Round 1 – Larsen, Benjamin Holsko – 1-0 – Jacobsen, Ole Dr – G4
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. O-O a6 6. Be2 d5 7. d3 dxe4 8. dxe4 Qxd1 9. Rxd1 Ng8 10. Nc3 Bd7
1964 Kiev ch-URS – Round 1 – Bakulin, Nikolac I – 0-1 – Suetin, Alexey S – G56
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. O-O a6 6. Be2 d5 7. d3 g6 8. c3 Bg7 9. Qe1 b5 10. Be3 d4
1964 SWE Ch – Round ? – Ekenberg, Bengt – 1-0 – Fridh, Anton – G21
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Qe2 Nge7 5. g3 d5 6. d3 dxe4 7. dxe4 Nd4 8. Nxd4 cxd4 9. Bg2 Bd7 10. c4 Rc8
1964 SWE Ch – Round ? – Krantz, Kjell – 0-1 – Jansson, Borje – G20
1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Bb5 Nf6 5. Bxc6 dxc6 6. Qe2 Be7 7. O-O b6 8. Nc3 Qd7 9. d3 Ba6 10. Kh1 Qc7
1964 Tel Aviv olm fin-A – Round 10 – Radovici, Corvin – 0-1 – Matulovic, Milan – G218
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. O-O a6 6. Bxc6 Nxc6 7. c4 b5 8. d3 Be7 9. Nc3 Rb8 10. b3 O-O
1964 Zinnowitz GER – Round 3 – Moehring, Guenther – 0-1 – Dely, Peter – G2
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. O-O a6 6. Bxc6 Nxc6 7. d3 Be7 8. Nc3 O-O 9. Qe1 d5 10. Qg3 Nd4
1965 Malaga ESP – Round 3 – Cuijpers, Frans Andre – 1/2-1/2 – Flesch, Janos – G2
1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Bb5 Nge7 5. O-O a6 6. Bxc6 Nxc6 7. d3 Be7 8. Nc3 d5 9. Qe1 O-O 10. Kh1 b5
1966 Le Havre – Round 1 – Larsen, Benjamin Holsko – 1/2-1/2 – Bobotsov, Milko G – G16
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Be2 d5 5. d3 dxe4 6. dxe4 Qxd1+ 7. Bxd1 Nf6 8. Nc3 Bd7 9. Be3 Be7 10. h3 O-O
1967 Clare Benedict Cup 14th – Round 5.4 – Gebauer, Peter – 0-1 – Lee, Peter N – G29
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. Nc3 d5 6. Ne5 Bd7 7. Bxc6 Bxc6 8. Nxc6 Nxc6 9. exd5 exd5 10. O-O Be7
1967 Maribor – Round 2 – Zinn, M. – 0-1 – Janosevic, Dragoljub – G15
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nf6 5. e5 Nd5 6. O-O d6 7. Bxc6+ bxc6 8. d3 Ne7 9. exd6 Nf5 10. Nc3 Bxd6
1967 Montreal m – Round 11 – Streit, Howard – 0-1 – Brodie, Hugh – G11
1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Bb5 Nge7 5. O-O g6 6. d3 a6 7. Ba4 b5 8. Bb3 Bg7 9. Qe1 O-O 10. Be3 Bxb2
1967 Montreal m – Round 13 – Streit, Howard – 1/2-1/2 – Brodie, Hugh – G13
1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Bb5 Nge7 5. O-O g6 6. d3 Bg7 7. c3 a6 8. Bxc6 Nxc6 9. Be3 b6 10. Nbd2 d5
1967 ROM Ch – Round 19 – Ciocaltea, Victor – 1-0 – Demian, Valer-Vasile – G131
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. d3 d5 5. e5 Nge7 6. c3 Nf5 7. a3 Bd7 8. b4 a6 9. bxc5 Bxc5 10. d4 Be7
1967 ROM Ch – Round 6 – Radovici, Corvin – 1/2-1/2 – Buza, Adrian – G39
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Qe2 Nge7 5. d3 d5 6. g3 g6 7. Bg2 Bg7 8. O-O O-O 9. Nc3 Rb8 10. a4 b6
Brussels blitz 1987 – Round 1 – Short, Nigel D – 0-1 – Ljubojevic, Ljubomir – G56
1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. O-O a6 6. Bxc6 Nxc6 7. d3 g6 8. f5 d6 9. fxe6 Bxe6 10. Ng5 Bg7

B21g — Grand Prix (1930)
1.e4 c5 2.f4 Nc6 3.Nf3 e6
Les coups candidats
4.Bb5 — 37.4% (1074 parties)
Ambassadeurs : Villing, Dieter (9x), Mas, Hafizulhelmi (8x), Sikora-Lerch, Jan (6x), Westerinen, Heikki M.J. (6x), Krol, Wladyslaw (6x), Szell, Lajos (5x), Panzel, Kenneth (4x), Vakhania, Aleksandra (4x)
Ambassadeurs : Hebden, Mark L (20x), Bangiev, Alexander (9x), Langner, Ladislav (8x), Zinn, Lothar (5x), Krantz, Kjell (5x), Krol, Wladyslaw (5x), Satonnet, Patrick (5x), Kadonas, Kestutis (5x)
4.c3 — 10.6% (304 parties)
Ambassadeurs : Zelmer, Rita (3x), Drusba, Wolfgang (3x), Wall, Alejandro (2x), Horvath, Denes (2x), Holz auf der Heide, Gerhard (2x), Tipary, Lajos (1x), Grob, Balazs (1x), Yilmaz, Turhan (1x)
4.d3 — 7.1% (204 parties)
Ambassadeurs : Krol, Wladyslaw (3x), De Jong, Tom (2x), Raupp, Thomas (2x), Jabbusch, Burkhard (2x), Cubas, Jose (2x), Schaufelberger, Heinz (1x), Franco Raymundo, Eduardo (1x), Miana Eliana (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Bb5 4.Nc3 4.c3 4.d3
<1800 336 31% 19% 16% 7%
1800-2200 1267 38% 25% 12% 6%
2200-2600 540 46% 31% 5% 9%
2600+ 1 100%
Évolution par décennie (% des parties)
Décennie N parties 4.Bb5 4.Nc3 4.c3 4.d3
1950s 8 25% 38% 12%
1960s 43 51% 19% 12%
1970s 140 44% 33% 4% 6%
1980s 290 36% 35% 4% 11%
1990s 627 35% 29% 10% 7%
2000s 921 39% 22% 12% 8%
2010s 725 35% 25% 12% 5%
2020s 121 37% 20% 16% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Bb5 35% 37% ▲ +2.0%
4.Nc3 25% 20% ▼ -5.3%
4.c3 12% 16% ▲ +3.3%
4.d3 5% 6% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 1 partie
Parties historiques
4.Bb5 — 37.4% (1074 parties)
1955 — Suboticanec, Drazen vs Matulovic, Milan — 1-0 — Zagreb CRO
1959 — Hofmann, Vilem vs Ujtelky, Maximilián Samuel Rudolf — 1/2-1/2 — Bratislava SVK
1960 — Brunet, Phil vs Zalys, Ignas — 1/2-1/2 — St Agathe Quebec op
1961 — Portisch, Lajos vs Pomar, Humberto — 0-1 — Torremolinos ESP
1964 — Larsen, Bent Ravn vs Jakobsen, Ole — 1-0 — Holstebro ch-DEN
4.Nc3 — 26.3% (755 parties)
1951 — Zamora Lima, Hazael vs Letelier Martner, Rene — 0-1 — ?
1951 — Moura, Jairo De Souza vs Tramoyeres, P. — 0-1 — Madrid ESP
1953 — Nurme, U. vs Engel, Josef — 0-1 — Montreal CAN
1962 — Gordon Noel Pires vs Whittemore — 1-0 — So California
1967 — Bruentrup, Dieter vs Golz, Werner — 1/2-1/2 — Colditz GER
4.c3 — 10.6% (304 parties)
1955 — Tipary, Lajos vs Grob, Balazs — 1/2-1/2 — Budapest HUN
1970 — Linardatos, J. vs Cohn, Hans — 0-1 — Ermelo
1972 — Galaasen, Einar vs Haugen, Arild — 1-0 — NM postsjakk M-B
1974 — Yilmaz, Turhan vs Cathelineau, Didier — 1-0 — Pont Sainte Maxence
1977 — Podgornei, Liviu vs Morar Ioan — 1-0 — ?
4.d3 — 7.1% (204 parties)
1964 — Seredenko, Vladimir vs Averbakh, Yuri L — 0-1 — URS
1965 — Jovanovic, Rosa vs Lazarevic, Milunka — 1/2-1/2 — Belgrade SRB
1967 — Schaufelberger, Heinz vs Franco Raymundo, Eduardo — 1/2-1/2 — Barcelona ESP
1967 — Ciocaltea, Victor vs Demian, Valer — 1-0 — ?
1969 — Miana Eliana vs Hase, Ricardo — 1/2-1/2 — Buenos Aires ch-ARG

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