B33r — Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7, 11.c3 O-O 12.Nc2 Bg5 13.a4

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 O-O 12.Nc2 Bg5 13.a4 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter l'avant-poste d5.

Atouts. Les Blancs s'appuient sur une majorité de pions à l'aile dame (3 contre 2), un contrôle dominant de b4 et d5, un avant-poste en d5 et la colonne semi-ouverte d.

Côté adverse. Le pion arriéré d6.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou f1 et les tours a1 et h1).

Plans. axb5 (Capture en b5, Expansion aile dame — 3 % des parties) ; Nce3 (Cavalier actif en e3 — 1 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Jeu au centre (rupture f7-f5).

Atouts. Les Noirs s'appuient sur un contrôle dominant de f4, un fou actif en g5, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Le roi resté au centre.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8) et le pion arriéré d6.

Plans. ...bxa4 (Capture en a4 — 96 % des parties) ; ...Rb8 (3 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● d6
Chaînes	● b2→c3	● a6→b5, d6→e5
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b4 (3v1), ● d5 (2v0)	● f4 (2v1)
Cases faibles	—	—
Centre	● d4 (3v2), ● d5 (2v0)	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 4)
Bg5		● Bg5 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 6)
Paire de fous	Non	● Oui
Non développées	3 (● f1, ● a1, ● h1)	2 (● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Roqué
Droits de roque	O-O / O-O-O	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c3-c4, ● f2-f4	● …f7-f5

Partie
1967 Moscow RUS – Round ? – Estrin, Yakov – 1/2-1/2 – Kimelfeld, Rudolf – G38 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
1970 IBM – Round 14 – Janosevic, Dragoljub – 1-0 – Jongsma, Alexander – G125 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
22. ECU Club Cup 2006 – Round 5 – Nisipeanu, Liviu-Dieter – 1-0 – Van Wely, Loek – G126 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
22. ECU Club Cup 2006 – Round 7 – Nisipeanu, Liviu-Dieter – 1/2-1/2 – Radjabov, Teimour – G185 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
36. Olympiad 2004 – Round 3 – Charbonneau, Pascal – 1/2-1/2 – Radjabov, Teimour – G94 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6
4. FIDE GP 2009 – Round 10 – Karjakin, Sergey – 1/2-1/2 – Ivanchuk, Vasyl – G47 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7
40. Olympiad Open 2012 – Round 1.2 – Ali, Abu Khalil – 0-1 – Moiseenko, Alexander – G37 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Advanced Chess 1998 – Round 1 – Topalov, Veselin – 1-0 – Kasparov, Garry – G1 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber Blindfold 2002 – Round 5 – Leko, Peter – 1-0 – Topalov, Veselin – G9 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber Blindfold 2004 – Round 5 – Ivanchuk, Vasyl – 1-0 – Leko, Peter – G15 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber Blindfold 2007 – Round 2 – Anand, Viswanathan – 1-0 – Radjabov, Teimour – G8 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7
Amber Rapid 2003 – Round 11 – Shirov, Alexei – 1-0 – Van Wely, Loek – G28 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber Rapid 2005 – Round 1 – Ivanchuk, Vasyl – 1-0 – Kramnik, Vladimir – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber Rapid 2005 – Round 11 – Kramnik, Vladimir – 1-0 – Van Wely, Loek – G30 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber Rapid 2005 – Round 7 – Kramnik, Vladimir – 1/2-1/2 – Leko, Peter – G19 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Amber-rapid 7th 1998 – Round 6 – Shirov, Alexei – 1/2-1/2 – Kramnik, Vladimir – G28 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Corus A 2005 – Round 3 – Polgar, Judit – 1/2-1/2 – Kramnik, Vladimir – G18 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Corus A 2005 – Round 7 – Ponomariov, Ruslan – 1/2-1/2 – Kramnik, Vladimir – G41 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Corus A 2005 – Round 8 – Anand, Viswanathan – 1/2-1/2 – Kramnik, Vladimir – G51 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Corus A 2006 – Round 9 – Karjakin, Sergey – 0-1 – Topalov, Veselin – G55 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Corus A 2007 – Round 7 – Anand, Viswanathan – 1/2-1/2 – Radjabov, Teimour – G44 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
FIDE WCh KO 2001 – Round 1.1 – Bologan, Victor – 1/2-1/2 – Nataf, Igor-Alexandre – G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6
Frankfurt-West Masters 1999 – Round 3 – Polgar, Judit – 1/2-1/2 – Leko, Peter – G10 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7
GMA 2003 – Round 1 – Polgar, Judit – 1/2-1/2 – Topalov, Veselin – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
GMA 2003 – Round 9 – Polgar, Judit – 1/2-1/2 – Shirov, Alexei – G55 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Hoogovens 1998 – Round 11 – Polgar, Judit – 0-1 – Kramnik, Vladimir – G53 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Hoogovens 1999 – Round 2 – Kasparov, Garry – 1-0 – Van Wely, Loek – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Leon Man+Comp m 1998 – Round 10 – Topalov, Veselin – 0-1 – Kasparov, Garry – G2 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Melody Amber, Blindfold, Monaco 1995 – Round 6 – Shirov, Alexei – 1-0 – Kramnik, Vladimir – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Moskou ch-URS 1973 – Round 1 – Karpov, Anatoly – 1/2-1/2 – Sveshnikov, Evgeny – G43 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 Nf6 6. N1c3 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7
Olympiad 2002 – Round 5 – Asrian, Karen – 1/2-1/2 – Khalifman, Alexander – G157 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Sparkassen GM 2009 – Round 9 – Naiditsch, Arkadij – 1/2-1/2 – Carlsen, Magnus – G26 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
Tal Memorial 2007 – Round 5 – Ivanchuk, Vasyl – 1/2-1/2 – Carlsen, Magnus – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
WCh-FIDE 2005 – Round 5 – Anand, Viswanathan – 1/2-1/2 – Leko, Peter – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
WCh-FIDE 2005 – Round 6 – Kasimdzhanov, Rustam – 1/2-1/2 – Leko, Peter – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
World Cup 1989 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Salov, Valery – G47 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7
XXII SuperGM 2005 – Round 4 – Topalov, Veselin – 1/2-1/2 – Leko, Peter – G9 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
XXII SuperGM 2005 – Round 6 – Anand, Viswanathan – 1/2-1/2 – Kasparov, Garry – G15 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
XXIII SuperGM 2006 – Round 2 – Leko, Peter – 1-0 – Radjabov, Teimour – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
XXV SuperGM 2008 – Round 1 – Leko, Peter – 1-0 – Radjabov, Teimour – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
XXV SuperGM 2008 – Round 4 – Shirov, Alexei – 1-0 – Topalov, Veselin – G14 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6
XXV SuperGM 2008 – Round 8 – Anand, Viswanathan – 1-0 – Shirov, Alexei – G29 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6

B33r — Pelikan, Chelyabinsk (1967)

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6 7.Bg5 a6 8.Na3 b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 O-O 12.Nc2 Bg5 13.a4

Les coups candidats

13…bxa4 — 96.4% (9777 parties)

Ambassadeurs : Pommrich, Rainer (122x), Popov, Vladimir Valentinovich (68x), Noble, Mark Frederick (54x), Kurgansky, Vitaly Ivanovich (39x), Pirs, Matjaz (37x), Dorer, Manfred (34x), Dunlop, Gordon (32x), Bubir, Alex Nikolaevich (30x)

13…Rb8 — 3.4% (347 parties)

Ambassadeurs : Maskova, Jana (3x), Xiong, Sonja (3x), Inkiov, Ventzislav (2x), Littlewood, Paul E (2x), Ganguly, Surya Shekhar (2x), Kemeny, Csaba (2x), Haussmann B (1x), Werner Erwin (1x)

13…Be6 — 0.0% (5 parties)

Ambassadeurs : Zaitsev, Alexander (1x), Podchufarov, Ivan (1x), Marez, Sebastien (1x), Seris-Granier Gonzalez, Manuel (1x), Kellner, Peter (1x), Penkin, Valery Yurievich (1x), Pichler, Andreas (1x), Kottisch, Gustav (1x)

13…Ne7 — 0.0% (3 parties)

Ambassadeurs : Ficco, Corrado (1x), Ragnini, Damiano (1x), Odor, Istvan (1x), Grimm, Daniel (1x), Malysh, Anatoly (1x), Babychuk, Vladimir (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	13…bxa4	13…Rb8	13…Be6	13…Ne7
<1800	472	95%	5%	0%	0%
1800-2200	4784	95%	5%	0%	0%
2200-2600	3940	98%	2%	0%	—
2600+	96	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	13…bxa4	13…Rb8	13…Be6	13…Ne7
1960s	2	50%	50%	—	—
1970s	58	88%	12%	—	—
1980s	216	97%	3%	—	—
1990s	877	94%	6%	—	—
2000s	3893	96%	4%	0%	0%
2010s	4121	97%	2%	—	0%
2020s	972	96%	3%	0%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
13…bxa4	97%	96%	▼ -1.2%
13…Rb8	2%	3%	▲ +1.0%
13…Be6	0%	0%	+0.1%
13…Ne7	0%	0%	-0.0%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 10 parties
Karpov, Anatoly — 5 parties
Anand, Viswanathan — 5 parties
Carlsen, Magnus — 5 parties
Kasparov, Garry — 4 parties
Gukesh D — 1 partie

Parties historiques

13…bxa4 — 96.4% (9777 parties)

1967 — Estrin, Yakov vs Kimelfeld, Rudolf — 1/2-1/2 — ?
1970 — Scholl, Eddie C vs Jongsma, Alexander — 1/2-1/2 — Leeuwarden ch-NED
1970 — Janosevic, Dragoljub vs Jongsma, Alexander — 1-0 — Amsterdam NED
1972 — Fichtl, Jiri vs Timoscenko, Gennadij — 0-1 — Stary Smokovec SVK
1973 — Karpov, Anatoly vs Sveshnikov, Evgeny — 1/2-1/2 — Moskou ch-URS

13…Rb8 — 3.4% (347 parties)

1967 — Haussmann B vs Werner Erwin — 1-0 — ?
1972 — Cayford, Richard Anthony vs Murphy, Raphael — 1-0 — USA-ch corr
1976 — Inkiov, Ventzislav vs Littlewood, Paul E — 1-0 — Groningen NED
1976 — Krantz, Kjell vs Schmidt, Wolfgang — 1-0 — Esbjerg DEN
1977 — Illijin, Neboisa vs Padevsky, Nikola — 1/2-1/2 — Timisoara

13…Be6 — 0.0% (5 parties)

2000 — Zaitsev, Alexander vs Podchufarov, Ivan — 1/2-1/2 — Tula RUS
2006 — Pichler, Andreas vs Kottisch, Gustav — 1/2-1/2 — Vienna AUT
2007 — Marez, Sebastien vs Seris-Granier Gonzalez, Manuel — 1-0 — LSS
2009 — Kellner, Peter vs Penkin, Valery Yurievich — 1/2-1/2 — ICCF
2020 — Rauduvè, Algirdas vs Strebel, Philipp — 1-0 — ICCF

13…Ne7 — 0.0% (3 parties)

2009 — Ficco, Corrado vs Ragnini, Damiano — 1-0 — Foligno
2009 — Odor, Istvan vs Grimm, Daniel — 1-0 — Miskolc
2013 — Malysh, Anatoly vs Babychuk, Vladimir — 1/2-1/2 — ICCF

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