B95k — Sicilian: Najdorf, 6…e6 7.Qf3 Nbd7

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qf3 Nbd7 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O-O (Roi en sécurité côté dame, tour active sur colonne d — 60 % des parties) ; Be2 (Fou actif (mobilité 6), Développer f1 — 34 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Qc7 (Prépare O-O-O — 67 % des parties) ; ...Be7 (Développer f8 — 16 % des parties) ; ...h6 (Poser la question au Bg5 — 10 % des parties) ; ...Qa5 (Contrôle diagonale a5-e1, Prépare O-O-O — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→a6, f7→e6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● c5 (2v0), ● e5 (2v0)
Cases faibles	—	—
Centre	● e4 (2v1)	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bg5	● Bg5 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (● f1, ● 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	● e4-e5	● …d6-d5

Partie
1928 Trebitsch mem12 – Round 8 – Beutum, Sigmund – 0-1 – Lokvenc, Josef – G19 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 a6 7. Qf3 Nbd7 8. Qg3 Be7 9. Be2 O-O 10. h4 Kh8
1934 Leningrad ch-URS – Round 1 – Rauzer, Vsevolod – 1-0 – Makogonov, Vladimir – G101 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 a6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 b5 10. Bxb5 axb5
1939 Buenos Aires ol f-A – Round 15 – Poulsen, Christian – 0-1 – Najdorf, Miguel – G298 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Be2 Be7 10. Rhe1 O-O
1942 Moscow Ch – Round 1 – Lilienthal, Andor – 0-1 – Kotov Lundqvist, Alex – G41 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 a6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 b5 10. Bxb5 axb5
1954 Belgrade – Round 19 – Djurasevic, Bozidar – 1-0 – Barcza, Gedeon – G150 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qa5 9. Qg3 b5 10. Bxf6 gxf6
1954 CSR Ch – Round 16 – Fichtl, Jiri – 1-0 – Dolezal, Jiri – G133 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 b5 10. Bxb5 axb5
1954 CSR Ch sf – Round 5 – Louma, Josef – 0-1 – Pithart, Frantisek – G19 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qf3 e6 8. O-O-O Qc7 9. Qg3 b5 10. Bxb5 axb5
1954 Gorki ch22-SU sf – Round 1 – Liavdansky, Vladimir – 0-1 – Zagorovsky, Vladimir – G13 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 b5 10. a3 Rb8
1954 RSFSR Ch – Round ? – Bastrikov, Georgy – 1-0 – Zurakhov, Vladlen Y – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Bxf6 Nxf6 10. g4 b5
1954 URS Team Ch – Round 5 – Grechkin, Dmitry M – 1/2-1/2 – Zelinsky, Yuri – G82 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Rg1 b5 10. a3 Bb7
1954 URS-chTJ Coop – Round 1 – Aronin, Lev – 1-0 – Petrosian, Tigran A. – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 h6 10. Bxf6 gxf6
1955 ARG Ch – Round 18 – Dodero, Emilio – 1/2-1/2 – Wexler, Bernardo – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 b5 10. Bxb5 axb5
1955 Clare Benedict Cup – Round 2.2 – Alexander, Conol Hugh – 1/2-1/2 – Johner, Hans – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 b5 10. a3 Bb7
1955 CSR Ch – Round 13 – Sefc, Jan – 1-0 – Ujtelky, Maximilian – G99 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 h6 10. Bxf6 Nxf6
1955 Hungary – Round 2 – Keres, Paul – 1-0 – Barcza, Gedeon – G6 1. e4 c5 2. Ne2 Nf6 3. Nbc3 d6 4. d4 cxd4 5. Nxd4 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qa5 9. Qg3 h6 10. Bd2 Qc7
1955 Novi Sad – Round 8 – Bogdanovic, Rajko – 1-0 – Janosevic, Dragoljub – G69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 Be7 10. Bd3 Rb8
1956 ITA-ch18 Rovigo – Round 2 – Palmiotto, Fiorentino – 0-1 – Romani, Elio – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Rg1 b5 10. Bxf6 Nxf6
1957 Madrid – Round 2 – Farre Mallofre, Miguel – 1-0 – O'Kelly, Albéric de Galway – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 Rb8 10. f4 b5
1957 Rio de Janeiro zt – Round 1 – Mangini, Jose Henrique de Mello – 1-0 – Rubio Aguado, Fernando – G53 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. Be2 Qc7 9. O-O b5 10. Qe3 b4
1958 Munich olm fin-A – Round 9 – Fichtl, Jiri – 1-0 – Evans, Larry M – G84 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O h6 9. Be3 Qc7 10. Qg3 b5
1962 Erevan ch-URS – Round 1 – Shianovsky, Vladislav I – 1/2-1/2 – Krogius, Nikolai V – G77 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 h6 10. Be3 Nc5
1963 Hoogovens – Round 13 – Milic, Bozidar – 1/2-1/2 – Matanovic, Anto – G105 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. Be2 Qc7 9. Qh3 Be7 10. O-O-O b5
1963 Wch U18 – Round 3 – Zakharov, Alexander V – 0-1 – Tan, Lian Ann – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Be2 Be7 10. Qg3 b5
1969 WchT U26 fin-B 16th – Round 3.1 – Holaszek, Hans – 1-0 – Kazilaris, Nikolaos – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qf3 Nbd7 8. O-O-O Qc7 9. Qg3 h6 10. Bxf6 gxf6

B95k — Najdorf (1928)

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qf3 Nbd7

Les coups candidats

8.O-O-O — 60.1% (851 parties)

Ambassadeurs : Van Riemsdijk, Herman C. (19x), Mazi, Leon (14x), Milov, Leonid (9x), Ivanovic, Bozidar (8x), Strenzwilk, Denis (7x), Simoncic, Ladislav (7x), Bellahcene, Bilel (7x), Bjerring, Kai (6x)

8.Be2 — 34.4% (488 parties)

Ambassadeurs : Pessoa, Francisco Azevedo (22x), Hjorth, Jesper (13x), Bernal Varela, Nelson (9x), Weldon, David J. (8x), Ryan, Patrick J (6x), Dunlop, Gordon (6x), Spierenburg, Pieter Dr (5x), Peñafiel López, Juan (4x)

8.a4 — 2.4% (34 parties)

Ambassadeurs : Mikushin, Aleksandr Petrovich (4x), Simal Moreira, Leonardo (3x), Cañamas Soler, José Vicente (2x), Kevický, Martin (2x), Eman Sardinas, Juan Enrique (2x), Zhekov, Zhivko (2x), Uberos Fernández, Antonio (1x), Dutra, Alfredo (1x)

8.a3 — 0.8% (12 parties)

Ambassadeurs : Alonso Toral, Jimena (2x), Raijmaekers, Cees H W (1x), Sossai, Silvio (1x), Petruzzelli, Raffaele (1x), Bañón Cifuentes, Enrique (1x), Green, Peter (1x), Kolanek, Roman (1x), Das, Saurabh (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.O-O-O	8.Be2	8.a4	8.a3
<1800	74	46%	46%	1%	1%
1800-2200	490	56%	39%	2%	1%
2200-2600	660	63%	33%	3%	0%
2600+	11	82%	9%	9%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.O-O-O	8.Be2	8.a4	8.a3
1950s	45	93%	7%	—	—
1960s	21	95%	5%	—	—
1970s	24	92%	8%	—	—
1980s	34	82%	9%	—	—
1990s	112	93%	4%	—	—
2000s	224	72%	25%	—	—
2010s	690	40%	53%	3%	2%
2020s	267	73%	20%	5%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.O-O-O	40%	73%	▲ +32.7%
8.Be2	53%	20%	▼ -32.4%
8.a4	3%	5%	▲ +2.3%
8.a3	2%	0%	▼ -1.7%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Hou, Yifan — 1 partie

Parties historiques

8.O-O-O — 60.1% (851 parties)

1952 — Lyskov, Ivan N vs Beilin, Mikhail — 1-0 — Moscow RUS
1952 — Liublinsky, Victor vs Novotelnov, Nikolai — 1-0 — Sochi RUS
1953 — Klavins, Janis vs Kots, Yuri I — 1-0 — Leningrad RUS
1953 — Byvshev, Vasily vs Ilivitsky, Georgy A — 1/2-1/2 — Leningrad RUS
1953 — Grabczewski, Romuald vs Gadalinski, Jan — 1-0 — Krakow POL

8.Be2 — 34.4% (488 parties)

1957 — Mangini, Jose Henrique de Mello vs Aperador Rubio, Ricardo — 1-0 — Rio de Janeiro BRA
1958 — Hecht, Hans-Joachim vs Mross — 0-1 — Berlin tt
1958 — Tumurbator, Purev vs Duraku, Emin — 1-0 — Varna BUL
1963 — Milic, Borislav vs Matanovic, Aleksandar — 1/2-1/2 — Beverwijk NED
1971 — Baretic, Zvonimir vs Portisch, Lajos — 0-1 — Kostic mem Vrsac YUG

8.a4 — 2.4% (34 parties)

2015 — Dutra, Alfredo vs Durán Vallverdú, Joan — 1/2-1/2 — ICCF
2015 — Kevický, Martin vs Cañamas Soler, José Vicente — 1/2-1/2 — ICCF
2016 — Simal Moreira, Leonardo vs Kaupert, Vanildo João — 1/2-1/2 — ICCF
2016 — Baranowski, Tadeusz vs Beilin, Sergey Mikhailovich — 1/2-1/2 — ICCF
2016 — Gruber, Rudolf vs Mueller-Alves, Martin — 1/2-1/2 — LSS

8.a3 — 0.8% (12 parties)

2012 — Alonso Toral, Jimena vs Raijmaekers, Cees H W — 1-0 — ICCF
2012 — Sossai, Silvio vs Petruzzelli, Raffaele — 1-0 — ICCF
2012 — Alonso Toral, Jimena vs Bañón Cifuentes, Enrique — 1/2-1/2 — ICCF
2015 — Marko, Stanislav vs Staak, Eric — 0-1 — ICCF
2015 — Martí Pericot, Juan Manuel vs Daubenfeld, Nico — 1/2-1/2 — ICCF

Fin du contenu

Aucune page supplémentaire à charger

Articles plus anciens →