B64f — Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.f4 h6 10.Bh4 e5

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 h6 10.Bh4 e5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte b5, case forte d5, case forte f5, avant-poste d5(C), Bh4 actif, paire de fous, colonne d.
Faiblesses adverses : arriéré d6, Be7 enfermé, Bc8 enfermé.
Problèmes : Bf1 enfermé.
Plans :
● Bd3 — Développer Bf1
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte d4, case forte g4, paire de fous, colonne c.
Faiblesses adverses : Bf1 enfermé.
Problèmes : Be7 enfermé, Bc8 enfermé, arriéré d6.
Plans :
● ...Bf5 — Développer Bc8
● ...d5 — Rupture
● ...Rc — Tour sur colonne c

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B64f — Richter-Rauzer

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 h6 10.Bh4 e5

Eval: [+0.48]

Les coups candidats

11.Nf5 — 87.9% (525 parties)

Ambassadeurs : Pergel, Laszlo (9x), Dukaczewski, Piotr (7x), Sosonko, Gennadi (6x), Rodriguez Cespedes, Amador (6x), Geller, Efim P. (5x), Beliavsky, Alexander G (5x), Paoli, Enrico (5x), Lugovoi, Aleksei (5x)

11.Nxc6 — 8.4% (50 parties)

Ambassadeurs : Matulovic, Milan (4x), Popovic, Petar (2x), Korchnoi, Viktor (2x), Hjartarson, Johann (2x), Polajzer, Danilo (2x), Janosevic, Dragoljub (1x), Paoli, Enrico (1x), O'Kelly, Albéric de Galway (1x)

11.Ndb5 — 1.7% (10 parties)

Ambassadeurs : Mack, Andrew L (1x), Rogers, Ian (1x), Planinec, Albin (1x), Mihaljcisin, Mihajlo (1x), Alonso Arburu, Juan Ignacio (1x), Franco Ocampos, Zenon (1x), Andersson, Christin (1x), Silman, Jeremy (1x)

11.Nf3 — 1.2% (7 parties)

Ambassadeurs : Shirazi, Kamran (2x), Gurevich, Daniel (1x), Gurevich, Dmitry (1x), Christensen Thomsen, Sebastian (1x), Ziska, Bogi (1x), Beckemeyer, Werner (1x), Eppinger, Georg (1x), Alexakis, Dimitrios NA (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11.Nf5	11.Nxc6	11.Ndb5	11.Nf3
<1800	7	71%	14%	14%	—
1800-2200	105	90%	7%	3%	1%
2200-2600	334	90%	8%	1%	1%
2600+	17	88%	12%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	11.Nf5	11.Nxc6	11.Ndb5	11.Nf3
1950s	7	86%	14%	—	—
1960s	17	94%	6%	—	—
1970s	18	89%	—	6%	—
1980s	139	81%	12%	2%	4%
1990s	152	89%	9%	1%	1%
2000s	132	88%	8%	1%	1%
2010s	128	92%	5%	2%	—
2020s	4	100%	—	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11.Nf5	92%	100%	▲ +7.8%
11.Nxc6	5%	0%	▼ -5.5%
11.Ndb5	2%	0%	▼ -2.3%
11.Nf3	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 4 parties
Kasparov, Garry — 2 parties
Karpov, Aleksandr — 1 partie
Tal, Mikhail — 1 partie

Parties historiques

11.Nf5 — 87.9% (525 parties)

1955 — Matanovic, Aleksandar vs Geller, Efim P. — 1-0 — Zagreb CRO
1955 — Matanovic, Aleksandar vs Geller, Efim P. — 1-0 — Zagreb CRO
1955 — Rabar, Bakhtyar Hamasaleh vs Geller, Efim P. — 1-0 — Goteborg SWE
1955 — Winiwarter, Felix vs Kozma, Julius — 1-0 — Prague CZE
1956 — Kondratiev, Aleksandr vs Rovner, Oldrich — 1-0 — Leningrad RUS

11.Nxc6 — 8.4% (50 parties)

1955 — O'Kelly, Albéric de Galway vs Geller, Efim P. — 1/2-1/2 — Zagreb CRO
1969 — Janosevic, Dragoljub vs Paoli, Enrico — 1/2-1/2 — Vrsac SRB
1983 — Fedorowicz, John vs Korchnoi, Viktor — 0-1 — Pasadena, CA USA
1983 — Cuijpers, Frans Andre vs Ligterink, Gert — 1/2-1/2 — Eindhoven tt
1984 — Matulovic, Milan vs Popovic, Petar — 1/2-1/2 — Pula CRO

11.Ndb5 — 1.7% (10 parties)

1970 — Planinec, Albin vs Mihaljcisin, Mihajlo — 1/2-1/2 — Sarajevo BIH
1986 — Alonso Arburu, Juan Ignacio vs Franco Ocampos, Zenon — 0-1 — Benidorm
1988 — Mack, Andrew L vs Rogers, Ian — 0-1 — Blackpool ch-BCF
1988 — Andersson, Christin vs Silman, Jeremy — 0-1 — ?
1993 — Pazo Coustie, Roberto vs Martin Tarrio, David — 1-0 — ESP

11.Nf3 — 1.2% (7 parties)

1985 — Shirazi, Kamran vs Gurevich, Daniel — 1-0 — Estes Park ch-USA
1985 — Shirazi, Kamran vs Gurevich, Dmitry — 1-0 — Estes Park ch-USA
1985 — Alexakis, Dimitrios NA vs Lirindzakis, Timotheos — 1-0 — Greece
1987 — Christensen Thomsen, Sebastian vs Ziska, Bogi — 0-1 — Torshavn FAI
1988 — Beckemeyer, Werner vs Eppinger, Georg — 1-0 — Duitsland tt

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● d6
Chaînes	—	● d6→e5, g7→h6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (3v0), ● d5 (2v1), ● f5 (2v1)	● d4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d5 (2v1)	● d4 (2v1), ● e5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bh4	● Bh4 Actif (mob. 5)
Be7		● Be7 Enfermé (mob. 0)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (f1, h1)	2 (c8, a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● f4-f5	● …d6-d5

Partie
1955 Gothenburg Interzonal – Round 11 – Rabar, Bakhtyar Hamasaleh – 1-0 – Geller, Efim P – G103 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1955 Zagreb – Round 1 – Matanovic, Aleksandar – 1-0 – Geller, Efim P – G15 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1955 Zagreb – Round 5 – O'Kelly, Albéric de Galway – 1/2-1/2 – Geller, Efim P – G59 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1955 Zagreb – Round 9 – Matanovic, Aleksandar – 1-0 – Geller, Efim P – G96 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1966 La Habana olm fin-A – Round 5 – Spassky, Boris Vasily – 1/2-1/2 – Gheorghiu, Florin – G94 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1966 Tbilisi ch-URS – Round 15 – Suetin, Alexey S – 0-1 – Krogius, Nikolai V – G135 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1967 Asztalos Memorial 10th – Round 9 – Haag, Ervin – 1/2-1/2 – Paoli, Enrico – G46 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1967 Vrnjacka Banja zt – Round 1 – Fuchs, Reinhart – 1/2-1/2 – Gheorghiu, Florin – G7 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1967 Vrnjacka Banja zt – Round 14 – Kostro, Jerzy – 1/2-1/2 – Gheorghiu, Florin – G101 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1968 Athens – Round 1 – Kavalek, Lubomir – 1/2-1/2 – Mihaljcisin, Mihajlo – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1969 Team match FRG-CSR – Round 2 – Hlousek, Zdenek – 1/2-1/2 – Kestler, Hans-Guenther – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1969 Vrsac – Round 14 – Matanovic, Aleksandar – 1-0 – Paoli, Enrico – G88 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1969 Vrsac – Round 3 – Janosevic, Dragoljub – 1/2-1/2 – Paoli, Enrico – G25 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1969 Wch jr final A – Round 1 – Adorjan, Andras – 1/2-1/2 – Andersson, Ulf 1949 – G1 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1972 Skopje ol (Men) fin-A – Round 15 – Ribli, Zoltan – 1-0 – Kestler, Hans-Guenther – G248 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
1975 URS Team Ch – Round 4 – Tukmakov, Vladimir B – 1/2-1/2 – Krogius, Nikolai V – G285 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
41. Olympiad Open 2014 – Round 2.7 – Shankland, Sam – 1-0 – Martinez Romero, Martin – G159 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
Belgrade 1987 – Round ? – Beliavsky, Alexander G – 0-1 – Ivanovic, Bozidar – G45 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
Hoogovens 1996 – Round 4 – Huebner, Robert – 1-0 – Timman, Jan H – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
Interpolis 1980 – Round 1 – Huebner, Robert – 1/2-1/2 – Sosonko, Gennadi – G25 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
Interpolis 1981 – Round 1 – Beliavsky, Alexander G – 1-0 – Sosonko, Gennadi – G29 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
Karpov - Kasparov World Championship Match 1984/85 – Round 35 – Karpov, Anatoly – 1/2-1/2 – Kasparov, Garry – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
OHRA 1988 – Round 1 – Ljubojevic, Ljubomir – 0-1 – Korchnoi, Viktor – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
Phillips&Drew 1982 – Round 1 – Karpov, Anatoly – 1/2-1/2 – Timman, Jan H – G25 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5
World Cup 1989 – Round 15 – Beliavsky, Alexander G – 0-1 – Korchnoi, Viktor – G92 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 h6 10. Bh4 e5

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