vogt - andersson (STEAN) [B84] minority attack in the Sicilian,
Capa memorial 1975
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6
This is nearly always
Black's fourth move in the Sicilian, to force the N on b1 in front
of the c-pawn. Left alone, White may play c2-c4, stopping
counterplay with d7-d5 or b7-b5, and removing danger on the c-file.
5. Nc3 e6 6. Be2 a6 7. f4 Qc7 8. O-O Be7 9. Kh1 Nc6 10. Be3 Nxd4
11. Qxd4 O-O 12. Rad1 b5