Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Delayed_Alapin
Moves: 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 a6 5. O-O b5 6. Bc2 c4 7. d3 cxd3 8. Bxd3
Bb7 9. Re1 Nbd7 10. Nbd2 e6 11. Nb3 Be7 12. Bg5 h6 13. Bh4 O-O 14. Qd2 Qc7 15.
Bg3 Rac8 16. e5 dxe5 17. Nxe5 Nxe5 18. Bxe5 Qc6 19. Bxf6 *
Position (FEN): 2r2rk1/1b2bpp1/p1q1pB1p/1p6/8/1NPB4/PP1Q1PPP/R3R1K1 b - - 0 19
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1091
Best move: Qxg2#