Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● d6
Chaînes	● f2→g3, h2→g3	● d6→e5, b7→a6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (3v1)	● g4 (2v1)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (3v1)	● 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. 7)
Be7		● Be7 Ok (mob. 1)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	4 (● b8, ● c8, ● 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	fermé
Ruptures	● f2-f4	● …d6-d5

B91h — Sicilian: Najdorf, 6.g3 e5 7.Nb3 Be7

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nb3 Be7 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bg2 (Fianchetto, fou sur la grande diagonale — 88 % des parties) ; Bg5 (Fou actif (mobilité 7), Développer c1 — 7 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 57 % des parties) ; ...b5 (Expansion aile dame — 14 % des parties) ; ...Be6 (Fou actif (mobilité 8), Développer c8 — 12 % des parties) ; ...Nbd7 (Développer b8 — 10 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1952 Vienna 5253 – Round ? – Kopetzky, Karl – 0-1 – De Souza Mendes, Joao – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O b5 10. a3 Bb7
1956 Alekhine Memorial – Round 1 – Unzicker, Wolfgang – 1/2-1/2 – Padevsky, Nikola – G57 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Nbd7 10. a4 b6
1959 Kragujevac ch14-YUG – Round 1 – Trifunovic, Petar – 1/2-1/2 – Udovcic, Mijo – G63 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 Bg4 9. Qd3 Qc8 10. Bg5 Nbd7
1965 Novi Sad – Round 12 – Dan Nikolic, Slobodan – 1/2-1/2 – Buljovcic, Ivan – G98 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 Be6 9. O-O Nbd7 10. Qd3 Qc7
1965 Novi Sad – Round 6 – Dan Nikolic, Slobodan – 1-0 – Gligoric, Sofija – G55 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Qc7 10. a4 b6
1967 DDR Ch women – Round 9 – Nowarra, Waltraud – 1-0 – Prien, Heidi – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 b5 9. O-O Bb7 10. f4 Qc7
1968 Sarajevo – Round 11 – Robatsch, Karl – 1/2-1/2 – Bogdanovic, Radivoje – G77 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. a4 Nc6 10. O-O Nb4
1968 Vinkovci – Round 9 – Robatsch, Karl – 1/2-1/2 – Bertok, Mario Jr. – G52 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. a4 Nc6 10. h3 Nb4
1969 Sarajevo – Round 6 – Janosevic, Dragoljub – 0-1 – Barczay, Laszlo – G48 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 Be6 9. O-O Nbd7 10. h3 b5
40. Olympiad Open 2012 – Round 10.4 – Ponomariov, Ruslan – 1-0 – Safarli, Elmir – G566 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O b5 10. a4 b4
78. Tata Steel GpA 2016 – Round 5.3 – Wei, Yi – 1/2-1/2 – Giri, Anish – G31 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. g3 e5 9. Nb3 Be7 10. Bg2 O-O
79. Tata Steel GpA 2017 – Round 12.6 – Karjakin, Sergey – 1/2-1/2 – Nepomniachtchi, Ian – G82 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Be6 10. a4 Nbd7
Corus A 2006 – Round 13 – Leko, Peter – 1/2-1/2 – Topalov, Veselin – G82 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Be6 10. a4 Nbd7
Cote d'Ivoire Blitz 2019 – Round 9.3 – Nepomniachtchi, Ian – 1/2-1/2 – Vachier-Lagrave, Maxime – G43 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O b5 10. a4 b4
FIDE Grand Swiss 2025 – Round 7 – Lagarde Maxime – 1/2-1/2 – Oparin Grigoriy – G377 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg5 Nbd7 9. a4 h6 10. Be3 O-O
FIDE Grand Swiss 2025 – Round 7 – Ponomariov Ruslan – 1/2-1/2 – Shankland Sam – G376 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg5 Nbd7 9. a4 h6 10. Be3 h5
GCT Rapid Paris 2019 – Round 1.3 – Anand, Viswanathan – 1-0 – Nepomniachtchi, Ian – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Nc6 10. h3 h6
GRENKE Chess Classic 2018 – Round 7.4 – Naiditsch, Arkadij – 0-1 – Carlsen, Magnus – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Be6 10. Re1 Nbd7
Olympiad 2002 – Round 5 – Zagrebelny, Sergey – 1/2-1/2 – Ftacnik, Lubomir – G150 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 b5 9. O-O Bb7 10. Bd2 Nbd7
Superbet Rapid & Blitz Poland 2025 – Round 5 – Vachier-Lagrave Maxime – 1-0 – Gavrilescu David – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg5 Be6 9. Bxf6 Bxf6 10. Qd3 Be7
World Blitz 2007 – Round 38 – Savchenko, Boris – 0-1 – Gelfand, Boris – G370 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Nbd7 10. Be3 Nb6
World Blitz 2007 – Round 9 – Savchenko, Boris – 0-1 – Anand, Viswanathan – G88 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Be6 10. f4 Qc7
World Blitz 2009 – Round 14 – Leko, Peter – 0-1 – Grischuk, Alexander – G139 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. g3 e5 9. Nb3 Be7 10. Bg2 b5
World Blitz 2016 – Round 2.3 – Wei, Yi – 1/2-1/2 – Nepomniachtchi, Ian – G69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Be6 10. a4 Nbd7
World Blitz 2022 – Round 21.2 – Duda, Jacob – 0-1 – Sarana, Alexey – G1107 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. g3 e5 7. Nb3 Be7 8. Bg5 Be6 9. Bxf6 Bxf6 10. Qd3 O-O
World Rapid 2016 – Round 1.8 – Wei, Yi – 1/2-1/2 – Vachier-Lagrave, Maxime – G47 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 Bg4 9. Bf3 Be6 10. O-O O-O
XIX Ciudad 2006 – Round 1.2 – Vallejo Pons, Francisco – 0-1 – Topalov, Veselin – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Bg4 10. Bf3 Be6

B91h — Najdorf (1952)

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.g3 e5 7.Nb3 Be7

Les coups candidats

8.Bg2 — 88.3% (1263 parties)

Ambassadeurs : Dimov, Dian (19x), Popovic, Petar (18x), Klimakovs, Sergejs (9x), Marinkovic, Ivan (7x), Raznikov, Danny (6x), Martorelli, Antonio (6x), Shvayger, Yuliya (6x), Leconte, Maria (6x)

8.Bg5 — 6.8% (97 parties)

Ambassadeurs : Gumularz, Szymon (4x), Vachier-Lagrave, Maxime (3x), Daulyte-Cornette, Deimante (2x), Maurizzi, MarcAndria (2x), Boyer, Mahel (2x), Sadvakasov, Darmen (2x), Sarana, Alexey (2x), Harshad S (2x)

8.a4 — 4.7% (67 parties)

Ambassadeurs : Sharapov, Yevhen (4x), Dijon, Jean-Michel (3x), Kekelidze, Mikheil (2x), Souleidis, Georgios (2x), Ricardi, Pablo (2x), Janev, Evgeni (1x), Sadler, Matthew D (1x), Novikov, Igor (1x)

8.Be3 — 0.1% (2 parties)

Ambassadeurs : Yu, Yaochen (2x), ? (1x), Chen, Yiru(HN) (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Bg2	8.Bg5	8.a4	8.Be3
<1800	34	88%	6%	6%	—
1800-2200	418	90%	5%	4%	0%
2200-2600	846	88%	7%	5%	—
2600+	77	78%	18%	4%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Bg2	8.Bg5	8.a4	8.Be3
1950s	7	100%	—	—	—
1960s	14	93%	7%	—	—
1970s	10	100%	—	—	—
1980s	52	98%	—	2%	—
1990s	78	88%	4%	6%	—
2000s	306	91%	0%	9%	—
2010s	596	94%	1%	5%	—
2020s	368	75%	23%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Bg2	94%	75%	▼ -18.4%
8.Bg5	1%	23%	▲ +21.5%
8.a4	5%	1%	▼ -3.9%
8.Be3	0%	1%	▲ +0.5%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 3 parties
Anand, Viswanathan — 2 parties
Hou, Yifan — 2 parties
Karpov, Anatoly — 1 partie
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

8.Bg2 — 88.3% (1263 parties)

1952 — Kopetzky, Karl vs De Souza Mendes, Joao — 0-1 — Vienna AUT
1954 — Uusi, Gunnar vs Soloviev, Vladimir A — 1-0 — Moscow RUS
1954 — Klaeger, Lutz vs Kramer, Haije — 0-1 — It Beverwijk NED
1954 — Skuja, Roberts vs Tal, Mikhail — 1/2-1/2 — USSR
1955 — Gemzoe, Jacob Erhard vs Larsen, Bent — 0-1 — Aalborg DEN

8.Bg5 — 6.8% (97 parties)

1967 — Czerniak, Moshe vs Gheorghiu, Florin — 1/2-1/2 — Bucharest ROU
1993 — Lauritson, Jim vs Gentes, Kevin — 0-1 — Winnipeg CAN
1996 — Kedrov, Valery V. vs Yuferov, Sergey N — 0-1 — Moscow IM2 Moscow RUS
1997 — Steinmetz, Andreas vs Jahn, Thomas — 0-1 — Spree op
2009 — Yankovsky, Roman vs Solovchuk, Mikhail — 1-0 — Dagomys

8.a4 — 4.7% (67 parties)

1989 — Janev, Evgeni vs Sadler, Matthew D — 1-0 — Aguadilla
1992 — Holzke, Frank vs Clares Huanca, Danner Saed — 1/2-1/2 — Budapest HUN
1995 — Marinkovic, Slavisa vs Shneider, Aleksandr — 1/2-1/2 — Belgrade SRB
1996 — Strange, Mikkel vs Pedersen, Steffen — 0-1 — Copenhagen DEN
1999 — Kekelidze, Mikheil vs Novikov, Igor — 1-0 — Graz AUT

8.Be3 — 0.1% (2 parties)

2024 — Yu, Yaochen vs ? — 1-0 — Florianopolis BRA
2025 — Yu, Yaochen vs Chen, Yiru(HN) — 1/2-1/2 — Daqing CHN