Sicilian Defence turns into Sicilian Offence

1. e4 c5 { B20 Sicilian Defense } 2. e5 Nc6 3. Nf3 g6 4. Bb5 Nd4 5. Bc4 Nxf3+ 6. Qxf3 e6 7. d3 a6 8. Bf4 b5 9. Bb3 Rb8 10. c4 Bb7 11. Qe3 Ne7 12. Bh6 Nf5 13. Qf4 Nxh6 14. O-O Nf5 15. g4 Qh4 16. Nd2 Bh6 17. Qg3 Nxg3 18. hxg3 Qh1# { Black wins by checkmate. } 0-1