Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Kan_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. O-O Bg7 7. Nb3 Nc6 8. c4
d6 9. Nc3 Nge7 10. Kh1 O-O 11. Be3 Qc7 12. Rc1 Ne5 13. Be2 Nxc4 14. Bxc4 Qxc4
15. Qxd6 Nc6 16. Bc5 Rd8 17. Qf4 Bxc3 18. Rxc3 *
Position (FEN): r1br2k1/1p3p1p/p1n1p1p1/2B5/2q1PQ2/1NR5/PP3PPP/5R1K b - - 0 18
Black to move.
Themes: Hanging Piece, Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1017
Best move: Qxf1#