Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Flohr_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 a6 6. Nxc6 Qxc6 7. Bd3 e6 8.
O-O Bc5 9. Qf3 b5 10. Qg3 g6 11. Qe5 f6 12. Qg3 Ne7 13. e5 f5 14. Qg5 Bb7 15.
Qf6 *
Position (FEN): r3k2r/1b1pn2p/p1q1pQp1/1pb1Pp2/8/2NB4/PPP2PPP/R1B2RK1 b kq - 3 15
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 855
Best move: Qxg2#