Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (2v0)	● b4 (2v0), ● d4 (2v1)
Cases faibles	—	—
Centre	● d5 (2v0), ● e4 (1v0)	● 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	4 (● 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	● …d7-d5, ● …f7-f5

B30i — Sicilian: 2…Nc6 3.Nc3 g6

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. d4 (Occuper le centre — 67 % des parties) ; Bb5 (Clouer c6, Fou actif (mobilité 7), Développer f1 — 12 % des parties) ; Bc4 (Fou actif (mobilité 9), Développer f1 — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 30 % des parties) ; ...Nd4 (Cavalier centralisé en d4 — 2 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1903 It (Men) Monte Carlo MNC – Round 22 – Mason, James – 1/2-1/2 – Rubinstein, Akiba – G101 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d3 Bg7 5. Be2 Nf6 6. O-O O-O 7. Be3 d6 8. Qd2 Ng4 9. Bf4 Nd4 10. h3 Nxf3+
1904 Cambridge Springs – Round 12 – Chigorin, Mikhail – 1-0 – Napier, William – G56 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. d3 Nf6 7. O-O h5 8. Bf4 Bg4 9. Qd2 Nd7 10. Nd5 Bxf3
1905 It (Men) Barmen GER – Round 1 – Breyer, Gyula – 1/2-1/2 – Kostic, Boris – G29 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 Nf6 6. O-O d6 7. d3 Bd7 8. Re1 e5 9. Bg5 Ne7 10. Nd2 O-O
1950 FRG Ch Bad Pyrmont GER – Round 6 – Pfeiffer, Gerhard – 1-0 – Lehmann, Heinz – G16 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. O-O Nf6 7. d3 Bd7 8. h3 O-O 9. Be3 Rc8 10. Qd2 Re8
1958 Munich olm prel – Round 8 – Campomanes, Florencio – 0-1 – Panno, Oscar – G185 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d3 Bg7 5. g3 Nf6 6. Bg2 O-O 7. O-O d6 8. Be3 Rb8 9. Qd2 Ng4 10. Bg5 Nd4
1959 URS Team Ch – Round 1 – Blagidze, Alexander – 0-1 – Sokolsky, Alexey – G63 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. O-O Nf6 7. d3 O-O 8. h3 Rb8 9. Bg5 b5 10. Qd2 b4
1960 Leipzig olm prel – Round 6 – Arun Wahi – 1/2-1/2 – Wexler, Bernardo – G215 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e6 6. O-O Nge7 7. Re1 d6 8. d3 O-O 9. Be3 Nd4 10. Rb1 e5
1961 Netanya – Round 6 – Szapiro, Grzegorz – 1-0 – Aloni, Itzchak – G35 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nh6 6. d3 O-O 7. h4 d6 8. h5 Ng4 9. Nd5 e6 10. Ne3 Nxe3
1962 Hungary – Round 15 – Borloy, Karoly – 1/2-1/2 – Dely, Peter – G117 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 Bg7 5. d5 Ne5 6. Be2 Nxf3+ 7. Bxf3 d6 8. Bd2 Nf6 9. O-O O-O 10. Be2 Rb8
1962 Varna olm – Round 6 – Zwaig, Arne – 1/2-1/2 – Keres, Paul Petrovich – G267 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. O-O O-O 7. d3 d5 8. Bg5 d4 9. Ne2 h6 10. Bc1 c4
1965 Hastings ch-BCF – Round 4 – Haygarth, Michael J – 1-0 – Rhodes, GI. – G49 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 Bg7 5. Be3 Qa5 6. d5 Ne5 7. Nd2 d6 8. Be2 Nf6 9. h3 O-O 10. O-O a6
1966 Rzeszow ch POL – Round 1 – Sydor, Andrzej – 1/2-1/2 – Grabczewski, Romuald – G3 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 Nd4 7. Be2 Nxe2 8. Qxe2 Nf6 9. O-O O-O 10. h3 Bd7
1966 World Championship 26th – Round 17 – Spassky, Boris V. – 1/2-1/2 – Petrosian, Tigran V – G15 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. d3 O-O 7. Nh4 Rb8 8. f4 d6 9. O-O Bd7 10. f5 b5
7. Norway Armageddon 2019 – Round 5.3 – Yu, Yangyi – 1-0 – Caruana, Fabiano – G16 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bc4 Bg7 5. O-O a6 6. a3 e6 7. d3 Nge7 8. Ba2 d5 9. exd5 exd5 10. Bg5 h6
Interpolis 1985 – Round 1 – Ljubojevic, Ljubomir – 0-1 – Miles, Anthony J – G15 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. a3 Bg7 5. Rb1 e6 6. b4 b6 7. Bb2 d6 8. Bb5 Ne7 9. Nd5 O-O 10. Nf6+ Kh8
World Blitz 2015 – Round 7.7 – Guseinov, Gadir – 1/2-1/2 – Mamedov, Rauf – G456 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d3 Bg7 5. g3 d6 6. Bg2 Nf6 7. O-O O-O 8. Be3 Ng4 9. Bd2 Nf6 10. Be3 Ng4

B30i — Sicilian (1903)

1.e4 c5 2.Nf3 Nc6 3.Nc3 g6

Les coups candidats

4.d4 — 66.6% (8670 parties)

Ambassadeurs : Hector, Jonny (27x), Kupreichik, Viktor D (24x), Belous, Vladimir (18x), Mitkov, Nikola (17x), Guseinov, Gadir (17x), Atlas, Valery (17x), Skreno, Vladimir (14x), Emms, John M (13x)

4.Bb5 — 12.3% (1607 parties) →

Ambassadeurs : Gdanski, Jacek (20x), Nieminen, Kari (13x), Bhowmik Roy Chowdhury, Sankha (9x), Al-Mudahka, Mohd (7x), Jovanovic, Zoran (7x), Abaho Hilda (6x), Traistaru, Teodora (5x), Mary, Patrick (5x)

4.Bc4 — 11.0% (1431 parties)

Ambassadeurs : Hector, Jonny (10x), Matikozian, Andranik (10x), Xheladini, Mahmut (8x), Movsesian, Sergei (6x), Xavier, Lucca Lucas (4x), Meszaros, Andras (3x), Bodenschatz, Monique (3x), Krause, Matthias (3x)

4.g3 — 3.7% (480 parties)

Ambassadeurs : Brodie, Hugh (3x), Baumbach, Friedrich, Dr. (2x), Abdul Kareem, Hassan (2x), Gheng, Josef (2x), Gross, Karl (2x), Demyak, Mikola (2x), Tran, Minh Hoang (2x), Gazik, Igor (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.d4	4.Bb5	4.Bc4	4.g3
<1800	1004	50%	11%	22%	4%
1800-2200	4961	68%	11%	10%	4%
2200-2600	4885	77%	14%	5%	3%
2600+	290	79%	16%	3%	1%

Évolution par décennie (% des parties)

Décennie	N parties	4.d4	4.Bb5	4.Bc4	4.g3
1950s	24	62%	4%	8%	12%
1960s	84	82%	4%	1%	11%
1970s	171	77%	2%	3%	11%
1980s	259	73%	7%	8%	7%
1990s	1789	60%	11%	14%	5%
2000s	4183	65%	12%	12%	4%
2010s	4746	69%	12%	11%	3%
2020s	1757	68%	17%	8%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.d4	69%	68%	-0.5%
4.Bb5	12%	17%	▲ +4.9%
4.Bc4	11%	8%	▼ -2.6%
4.g3	3%	3%	+0.1%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Anand, Viswanathan — 6 parties
Kramnik, Vladimir — 4 parties
Kasparov, Garry — 4 parties
Karpov, Anatoly — 1 partie
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

4.d4 — 66.6% (8670 parties)

1951 — Grob, Henry vs Bogoljubow, Efim — 1-0 — Bad Pyrmont GER
1951 — Gereben, Erno vs Szilagyi, Gyorgy Laszlo — 0-1 — Hungary ch
1952 — Fink, Adolf Jay vs Austin, Neil T — 1-0 — San Francisco, Ca
1953 — Ivkov, Borislav vs Kupper, Josef — 1-0 — Opatija
1953 — Matanovic, Aleksandar vs Bertok, Mario Jr. — 1/2-1/2 — Opatija

4.Bb5 — 12.3% (1607 parties)

1952 — Dinsen, Carl Krarup vs Mardle, Denis — 0-1 — Liverpool
1961 — Shatskes, Boris A vs Estrin, Yakov — 0-1 — Moscow RUS
1966 — Hirsh, G. vs Martinowsky, Dr Eugene — 0-1 — ?
1967 — Nikolic, Stanimir vs Waltemathe, Alfred P — 0-1 — Beverwijk NED
1970 — Paoli, Alessio Matteo vs Dely, Isaline — 0-1 — Bari it Bari ITA

4.Bc4 — 11.0% (1431 parties)

1952 — Eisinger, Max Jr vs Jaeger, Walter — 1-0 — Hagen
1958 — Blumenthal, Andrej vs Muir, Walter G — 0-1 — corr
1969 — Heintze, Marion vs Poetzsch, Marion — 1/2-1/2 — Halle/Saale
1975 — Keres, Paul Petrovich vs Barnes, Craig — 1-0 — Vancouver op
1975 — Keres, Paul vs Barnes, Craig — 1-0 — Vancouver

4.g3 — 3.7% (480 parties)

1950 — Pfeiffer, Gerhard vs Lehmann, Heinz — 1-0 — FRG-ch Bad Pyrmont GER
1950 — Otto, Arnold vs Nuesken, Fritz — 1-0 — Soemmerda GER
1959 — Blagidze, Alexander vs Sokolsky, Alexey — 0-1 — Moscow RUS
1960 — Arun Wahi vs Wexler, Bernardo — 1/2-1/2 — Leipzig GER
1961 — Szapiro, Grzegorz vs Aloni, Itzchak — 1-0 — Netanya ISR

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