Sicilian Defense: Taimanov, Bastrikov Variation

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be2 a6 7.O-O Nf6 8.Kh1 Nxd4 9.Qxd4 Bc5 10.Qd3 b5 11.f4