Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Be7 7. Bc4 Nf6 8.
Qd3 O-O 9. Be3 b6 10. O-O-O Bb7 11. f4 Ng4 12. h3 Nxe3 13. Qxe3 g5 14. Qg3 Kh8
15. e5 gxf4 16. Qg4 Rg8 17. Qh5 Bxg2 18. Bd3 Bxh1 *
Position (FEN): r2q2rk/p1p1bp1p/1p1p4/4P2Q/5p2/2NB3P/PPP5/2KR3b w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 921
Best move: Qxh7#