B30l — Sicilian: Rossolimo, 3…Qb6

1.e4 c5 2.Nf3 Nc6 3.Bb5 Qb6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Nc3 (Développer b1 — 71 % des parties) ; Bxc6 (Clouer d7, Fou actif (mobilité 5) — 12 % des parties) ; a4 (6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...e6 (Solidifier le centre, libérer le fou — 65 % des parties) ; ...a6 (Préparer expansion aile dame — 9 % des parties) ; ...g6 (Préparer le fianchetto — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b4 (2v0), ● d4 (2v1)
Cases faibles	—	—
Centre	● d5 (1v0)	● d4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bb5	● Bb5 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● 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	mobile
Ruptures	● d2-d4	● …d7-d5, ● …f7-f5

Partie
1961 Soviet-ch28 – Round 14 – Gufeld, Eduard – 0-1 – Korchnoi, Viktor – G23 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Qe2 e6 5. O-O Nf6 6. e5 Nd5 7. Nc3 Be7 8. Nxd5 exd5 9. d4 cxd4 10. Bg5 Bxg5
1961 Vrnjacka Banja ct women – Round 9 – Gaprindashvili, Nona – 1-0 – Nicolau, Alexandra – G45 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. a4 e6 5. O-O Be7 6. Na3 Nf6 7. d3 O-O 8. Bxc6 Qxc6 9. Ne5 Qc7 10. Bf4 d6
1961 Zuerich – Round 1 – Keller, Dieter – 0-1 – Lombardy, William J – G3 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Qe2 e6 5. O-O Nf6 6. e5 Nd5 7. c4 Nc7 8. Bxc6 Qxc6 9. Nc3 b6 10. Ne4 Bb7
1962 URS Team Ch – Round 1 – Zlotnik, Boris A – 1/2-1/2 – Petrosian, Tigran V – G69 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nd4 6. Bc4 Ne7 7. d3 Nec6 8. Nxd4 cxd4 9. Ne2 Be7 10. Ng3 O-O
1963 URS Team Ch Moscow RUS – Round ? – Vasiukov, Evgeni – 1-0 – Chikovani, Iuri – G39 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nf6 6. Re1 Be7 7. Bxc6 Qxc6 8. d4 O-O 9. d5 Qa6 10. d6 Bd8
1964 Kiev ch-URS – Round ? – Kholmov, Ratmir D – 0-1 – Korchnoi, Viktor – G150 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nd4 6. Bc4 Ne7 7. Re1 Ng6 8. d3 Be7 9. Nxd4 cxd4 10. Ne2 O-O
1965 Pardubice – Round 14 – Janata, Michael – 1/2-1/2 – Jankovec, Ivan – G89 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nd4 6. Bc4 Ne7 7. d3 Nec6 8. Nxd4 cxd4 9. Ne2 Be7 10. f4 Na5
1965 Tallinn ch-URS – Round ? – Vasiukov, Evgeni – 1/2-1/2 – Korchnoi, Viktor – G150 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nf6 6. Re1 Nd4 7. a4 a6 8. Bd3 Nxf3+ 9. Qxf3 d6 10. b3 Be7
1965 USSR – Round 1 – Nezhmetdinov, Rashid – 1-0 – Slutzky, Leonid – G16 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nd4 6. Bc4 Ne7 7. Nxd4 cxd4 8. Ne2 Ng6 9. d3 Be7 10. c3 dxc3
1965 WchT U26 12. fin-A – Round 8 – Mnatsakanian, Eduard A – 1-0 – Van der Weide, Piet – G50 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O a6 6. Bxc6 Qxc6 7. a4 b6 8. d4 cxd4 9. Qxd4 d6 10. Re1 e5
1966 Reykjavik – Round 4 – Sigurjonsson, Gudmundur – 1/2-1/2 – Thorsteinsson, Bjorn – G22 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. a4 a6 5. Bxc6 Qxc6 6. O-O Qxe4 7. Re1 Qc6 8. d4 Nf6 9. Nc3 d6 10. dxc5 Qxc5
1966 Sarajevo Sarajevo BIH – Round 12 – Tal, Mikhail – 1-0 – Ciric, Dimitrije – G41 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nd4 6. Ba4 Qa5 7. a3 b5 8. b4 Qb6 9. bxc5 Bxc5 10. Rb1 a6
1966 Tbilisi ch-URS – Round 17 – Gurgenidze, Bukhuti – 1-0 – Osnos, Viatcheslav – G156 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Bxc6 Qxc6 5. O-O e6 6. d4 cxd4 7. Nxd4 Qc7 8. Nc3 a6 9. Bg5 Be7 10. Bxe7 Nxe7
1967 Reggio Emilia 6768 10th – Round 10 – Canal, Esteban – 1-0 – Trincardi, Tullio – G36 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 g6 5. b3 Bg7 6. Bb2 Qa5 7. Bxc6 bxc6 8. O-O Nf6 9. Na4 O-O 10. d3 d6
1970 IBM – Round 3 – Westerinen, Heikki M.J. – 1-0 – Van der Weide, Piet – G118 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. a4 Nf6 5. Nc3 e6 6. O-O Be7 7. e5 Nd5 8. Nxd5 exd5 9. d4 Nxd4 10. Nxd4 cxd4
1975 URS Team Ch – Round 2 – Kristol, Luba – 0-1 – Kislova, Alexsandra V – G320 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. Bxc6 bxc6 6. e5 Nh6 7. d3 Nf5 8. O-O Be7 9. Ne4 O-O 10. b3 d5
KRO-tweekamp 1989 – Round 3 – Timman, Jan H – 1/2-1/2 – Short, Nigel D – G3 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Ba4 g6 5. O-O Bg7 6. c3 e6 7. d4 cxd4 8. cxd4 Nxd4 9. Na3 Ne7 10. Nc4 Qa6
World Blitz 2015 – Round 6.88 – Fedorchuk, Sergey A. – 1-0 – Camacho Collados, Jose – G402 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. O-O Nge7 6. a4 a6 7. Bc4 Ng6 8. Re1 Be7 9. Bf1 O-O 10. d3 d6
World Blitz 2018 – Round 1.36 – Sokolin, Leonid – 1-0 – Korobov, Anton – G26 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Na3 e6 5. c3 a6 6. Ba4 Nge7 7. O-O Qc7 8. d4 b5 9. Bc2 cxd4 10. cxd4 Ng6

B30l — Rossolimo (1961)

1.e4 c5 2.Nf3 Nc6 3.Bb5 Qb6

Les coups candidats

4.Nc3 — 70.7% (1086 parties)

Ambassadeurs : Nanu, Costica-Ciprian (10x), Mester, Attila (8x), Kurajica, Bojan (6x), Erdem, Naci (5x), Czebe, Attila (5x), Franco Ocampos, Zenon (4x), Mrva, Martin (4x), Zarnicki, Pablo (4x)

4.Bxc6 — 12.3% (189 parties)

Ambassadeurs : Petrenko, Svetlana (3x), Rolvag, Mikael (2x), Casas Mejia, Santiago (2x), Channing, John (1x), Collins, Richard (1x), Elstner, Ursula (1x), Heintze, Marion (1x), Rohlena, V. (1x)

4.a4 — 6.1% (94 parties)

Ambassadeurs : Westerinen, Heikki M.J. (3x), Pantaleev, Dimitar Dimitrov (2x), Van der Weide, Piet (2x), Speelman, Jon S (2x), Seres, Lajos (2x), Cafferty, Bernard (1x), Hug, Werner (1x), Bellon Lopez, Juan Manuel (1x)

4.Ba4 — 3.3% (51 parties)

Ambassadeurs : Mullner, Imre (3x), Wahls, Matthias (2x), Sax, Gyula (2x), Sanz Alonso, Francisco Javier (2x), Miles, Anthony J (2x), Timman, Jan H (2x), Emodi, Gyula (2x), Stockl, Cameron (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.Nc3	4.Bxc6	4.a4	4.Ba4
<1800	98	69%	23%	2%	1%
1800-2200	559	70%	15%	5%	3%
2200-2600	674	76%	7%	7%	4%
2600+	8	75%	—	—	12%

Évolution par décennie (% des parties)

Décennie	N parties	4.Nc3	4.Bxc6	4.a4	4.Ba4
1950s	3	—	67%	—	—
1960s	37	43%	5%	30%	3%
1970s	70	57%	7%	14%	7%
1980s	72	61%	11%	17%	3%
1990s	279	71%	8%	4%	5%
2000s	454	73%	12%	6%	3%
2010s	498	73%	15%	3%	2%
2020s	124	71%	16%	5%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.Nc3	73%	71%	▼ -2.5%
4.Bxc6	15%	16%	▲ +1.3%
4.a4	3%	5%	▲ +1.6%
4.Ba4	2%	4%	▲ +1.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie

Parties historiques

4.Nc3 — 70.7% (1086 parties)

1962 — Zlotnik, Boris A vs Petrosian, Tigran V. — 1/2-1/2 — Leningrad RUS
1963 — Vasiukov, Evgeni vs Chikovani, Iuri — 1-0 — URS-chT Moscow RUS
1964 — Kholmov, Ratmir D vs Korchnoi, Viktor — 0-1 — Kiev ch-URS
1965 — Janata, Michael vs Jankovec, Ivan — 1/2-1/2 — Pardubice CZE
1965 — Mnatsakanian, Eduard A vs Van der Weide, Piet — 1-0 — Sinaia

4.Bxc6 — 12.3% (189 parties)

1950 — Rohlena, V. vs Ston, Bartlomiej — 1-0 — Chocen
1959 — Channing, John vs Collins, Richard — 0-1 — Hayes
1966 — Gurgenidze, Bukhuti vs Osnos, Viatcheslav — 1-0 — Tbilisi ch-URS
1968 — Elstner, Ursula vs Heintze, Marion — 1/2-1/2 — Neukieritzsch
1974 — Morales , Edgar Enrique vs Wall, Alejandro — 0-1 — U Tapao, Thailand

4.a4 — 6.1% (94 parties)

1961 — Gaprindashvili, Nona vs Nicolau, Alexandra — 1-0 — Vrnjacka Banja SRB
1962 — Padevsky, Nikola vs Pantaleev, Dimitar Dimitrov — 1-0 — Sofia BUL
1963 — Zahariev, Georgi vs Pantaleev, Dimitar Dimitrov — 1-0 — Sofia BUL
1964 — Sanguinetti, Raul vs Cruz, Raul C. — 1-0 — Arcobaleno ARG
1966 — Cafferty, Bernard vs Van der Weide, Piet — 0-1 — Hastings ENG

4.Ba4 — 3.3% (51 parties)

1961 — Stockl, Cameron vs Paoli, Alessio Matteo — 1/2-1/2 — Baden-Vienna
1974 — Sax, Gyula vs Sanz Alonso, Francisco Javier — 1-0 — Nice olm prel
1975 — Sax, Gyula vs Miles, Anthony J — 0-1 — London ENG
1976 — Schauwecker, Meinrad vs Lev, Arieh — 1-0 — Caracas VEN
1977 — Torre, Eugenio vs Miles, Anthony J — 0-1 — Amsterdam NED

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