Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Delayed_Alapin
Moves: 1. e4 c5 2. Nf3 d6 3. c3 e5 4. d4 Nd7 5. Bb5 cxd4 6. cxd4 Nf6 7. d5 Nxe4 8. Nc3
Nxc3 9. bxc3 Be7 10. Bxd7+ Bxd7 11. Ba3 Bb5 12. c4 Bxc4 13. Qa4+ b5 14. Qc2 Rc8
15. Rc1 O-O 16. h4 Qa5+ 17. Kd1 Qxa3 18. Ng5 Bxd5 *
Position (FEN): 2r2rk1/p3bppp/3p4/1p1bp1N1/7P/q7/P1Q2PP1/2RK3R w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1364
Best move: Qxh7#