Sicilian Defense: Open, Classical, Anti-Sozin Variation

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 7.Nb3 e6 8.Be3 Qc7 9.Be2 a6 10.a4 b6 11.O-O Be7 12.f4 O-O 13.Bf3 Rb8