B32c — Sicilian: Open, 2…Nc6

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Avantages : majorité aile_dame (3v2), case forte b5, case forte f5, paire de fous, colonne d.
Faiblesses adverses : Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 5 pièces non développées (B1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nbd2 — Développer Nb1
● Be3 — Développer Bc1
● Bd3 — Développer Bf1
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Avantages : majorité centre (2v1), paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, 5 pièces non développées (G8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...d6 — Libérer Bc8
● ...Nf6 — Développer Ng8
● ...Bd6 — Développer Bf8
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B32c — Open

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4

Eval: [+0.24]

Les coups candidats

4…Nf6 — 54.1% (167525 parties) →

Ambassadeurs : Wosch, Arkadiusz (618x), ? (332x), Ilyasov, Anatoly Fedorovich (285x), Dorer, Manfred (266x), Pommrich, Rainer (254x), Hlavac, Rudolf (252x), Kotronias, Vasilios (227x), Lanka, Zigurds (194x)

4…g6 — 19.3% (59676 parties) →

Ambassadeurs : Baumbach, Friedrich, Dr. (135x), Brodie, Hugh (132x), Tiviakov, Sergei (113x), Eberth, Zoltan Bela (100x), Velimirovic, Dragoljub (95x), Guseinov, Gadir (88x), Plat, Vojtech (88x), Frois, Antonio (76x)

4…e5 — 12.2% (37872 parties) →

Ambassadeurs : Frijling, Jeroen (167x), Sveshnikov, Evgeny (159x), Ikonnikov, Vyacheslav (141x), Csiszar, Csaba (90x), Bass Stanley (74x), Potapov, Pavel (73x), Grigore, George-Gabriel (70x), Moiseenko, Alexander (69x)

4…e6 — 5.3% (16399 parties) →

Ambassadeurs : Da Silva Filho, Alcindo Luz Bastos (272x), Taimanov, Mark (125x), Janosevic, Dragoljub (75x), Krnic, Zdenko (68x), ? (60x), Suetin, Alexey S (59x), Bocharov, Dmitry (55x), Fominyh, Alexander (53x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…Nf6	4…g6	4…e5	4…e6
<1800	11492	43%	25%	14%	6%
1800-2200	106930	52%	21%	14%	4%
2200-2600	115354	57%	16%	12%	5%
2600+	2996	56%	15%	11%	9%

Évolution par décennie (% des parties)

Décennie	N parties	4…Nf6	4…g6	4…e5	4…e6
1800s	1	—	—	—	100%
1830s	5	—	—	80%	—
1840s	5	—	—	80%	20%
1850s	39	—	26%	26%	49%
1860s	12	17%	—	42%	25%
1870s	6	—	—	17%	17%
1880s	24	42%	17%	4%	17%
1890s	56	23%	43%	9%	16%
1900s	162	35%	37%	2%	22%
1910s	128	59%	22%	—	13%
1920s	365	71%	11%	3%	5%
1930s	667	85%	3%	1%	2%
1940s	840	89%	3%	1%	1%
1950s	3200	78%	16%	3%	1%
1960s	6532	41%	25%	5%	19%
1970s	9058	56%	21%	3%	11%
1980s	13234	61%	18%	7%	7%
1990s	56153	54%	19%	12%	5%
2000s	102721	56%	18%	12%	5%
2010s	93094	50%	21%	14%	5%
2020s	23573	53%	19%	17%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…Nf6	50%	53%	▲ +2.7%
4…g6	21%	19%	▼ -2.1%
4…e5	14%	17%	▲ +2.8%
4…e6	5%	5%	-0.3%

Joueurs célèbres

Champions du monde dans cette position

Lasker, Emanuel — 10 parties
Smyslov, Vladimir — 10 parties
Euwe, Max — 10 parties
Alekhine, Alexander — 10 parties
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Kasparov, Garry — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Hou, Yifan — 10 parties
Gukesh D — 10 parties
Fischer, Robert James — 5 parties
Steinitz, Wilhelm — 2 parties
Ding, Liren — 2 parties

Parties historiques

4…Nf6 — 54.1% (167525 parties)

1865 — Cordel Gohle vs Knorre Neumann — 1-0 — Berlin GER
1866 — Stanley, Charles H vs MacKenzie, George H — 0-1 — New York (New York CC)
1880 — Fritz Contreras, Esteban vs Winawer, Szymon — 0-1 — Wiesbaden GER
1880 — Wemmers, Carl vs Paulsen, Louis — 0-1 — Braunschweig
1880 — Fritz, Alexander vs Paulsen, Louis — 1-0 — Wiesbaden GER

4…g6 — 19.3% (59676 parties)

1851 — Arkebe Kemal Kennedy vs Wyvill, Marmaduke — 0-1 — London ENG
1855 — Cochrane, John Miles vs Somacarana — 1-0 — Calcutta IND
1855 — Cochrane, John Miles vs Somacarana — 1-0 — Calcutta IND
1855 — Cochrane, John Miles vs Somacarana — 0-1 — Calcutta IND
1856 — Cochrane, John Miles vs Somacarana — 1-0 — Calcutta IND

4…e5 — 12.2% (37872 parties)

1834 — McDonnell Bond, Alex vs De Labourdonnais, L. — 1/2-1/2 — London ENG
1834 — MacDonnell, Alexander vs De la Bourdonnais, Louis C — 0-1 — London ENG
1834 — MacDonnell, Alexander vs Louis Charles de Labourdonnai — 0-1 — London m4 ;HCL 18
1834 — McDonnell Bond, Alex vs De Labourdonnais, L. — 1/2-1/2 — London ENG
1840 — Popert, Wolf Meyer vs Staunton, Howard — 1-0 — London ENG

4…e6 — 5.3% (16399 parties)

1807 — Monteagudo Garrido, Pedro vs Santamaria Bo, Jose Maria — 1-0 — ESP
1849 — Bird, Henry vs Medley, George — 1-0 — London ENG
1851 — Szen, Joszef vs Anderssen, Adolf — 0-1 — London ENG
1851 — Szen, Joszef vs Anderssen, Adolf — 0-1 — London ENG
1851 — Anderssen, Adolf vs Wyvill, Marmaduke — 0-1 — London ENG

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● f5 (2v0)	—
Cases faibles	—	—
Centre	● d5 (1v0)	● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 0)
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	semi-ouvert
Ruptures	● c2-c3, ● e4-e5, ● f2-f3	● …d7-d6, ● …d7-d5, ● …e7-e6, ● …e7-e5, ● …f7-f6, ● …f7-f5

Partie
1920 Gothenburg – Round 10 – Moeller, Jorgen – 1/2-1/2 – Mieses, Jacques – G63 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Qc7 6. O-O g6 7. Nc3 Bg7 8. Be3 Nf6 9. Nb3 d6 10. Nd5 Nxd5
1935 Warsaw olm – Round 16 – Pelikan, Jan – 1-0 – Winz, Victor – G64 1. d4 c5 2. e4 cxd4 3. Nf3 Nc6 4. Nxd4 Nxd4 5. Qxd4 d6 6. Be2 Nf6 7. O-O g6 8. e5 dxe5 9. Qxe5 a6 10. Rd1 Bd7
1936 Olympiad (unofficial) – Round 2 – Stalda, Giuseppe – 0-1 – Uulberg V – G20 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Nc3 d6 7. Be2 Nf6 8. O-O Be7 9. Be3 O-O 10. Rad1 Bd7
1958 Torneo de las Americas 1st – Round 13 – Argiles Perez, Jaime – 1/2-1/2 – Ader Hausman, Walter – G68 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 e5 7. Nc2 Bc5 8. Be2 d6 9. O-O Be6 10. Ne3 Bd4
1961 London Boys U18 Ch – Round 6 – Collins, Richard Arnold – 1-0 – Wilson, Peter J B – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 e5 7. Qd5 Be6 8. Qxb7 Bxc4 9. Qc6+ Ke7 10. Qxc4 Rc8
1965 ISR Ch – Round 15 – Peli, Giora Dr – 0-1 – Aloni, Itzchak – G58 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc2 g6 7. Be2 Bg7 8. O-O e6 9. Nc3 Nge7 10. Be3 b6
1966 La Habana ol (Men) fin-B – Round 3 – Glauser, Hansruediger – 1/2-1/2 – Aloni, Yoel – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 e6 7. Be3 Nf6 8. f4 d6 9. Be2 Be7 10. O-O O-O

1920 Gothenburg – Round 10 – Moeller, Jorgen – 1/2-1/2 – Mieses, Jacques – G63

1935 Warsaw olm – Round 16 – Pelikan, Jan – 1-0 – Winz, Victor – G64

1936 Olympiad (unofficial) – Round 2 – Stalda, Giuseppe – 0-1 – Uulberg V – G20

1958 Torneo de las Americas 1st – Round 13 – Argiles Perez, Jaime – 1/2-1/2 – Ader Hausman, Walter – G68

1961 London Boys U18 Ch – Round 6 – Collins, Richard Arnold – 1-0 – Wilson, Peter J B – G6

1965 ISR Ch – Round 15 – Peli, Giora Dr – 0-1 – Aloni, Itzchak – G58

1966 La Habana ol (Men) fin-B – Round 3 – Glauser, Hansruediger – 1/2-1/2 – Aloni, Yoel – G3