Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Old_Sicilian
Moves: 1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. c4 Bg7 5. Nc3 e6 6. Be2 a6 7. Be3 b6 8. O-O
Nge7 9. Qc1 O-O 10. Bh6 d5 11. Bxg7 Kxg7 12. exd5 exd5 13. Nxd5 Nxd5 14. cxd5
Qxd5 15. Qc3+ f6 16. Rfd1 Bb7 17. d4 Nxd4 18. Nxd4 *
Position (FEN): r4r2/1b4kp/pp3pp1/2pq4/3N4/2Q5/PP2BPPP/R2R2K1 b - - 0 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 666
Best move: Qxg2#