Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Levitsky_Attack
Moves: 1. d4 d5 2. Bg5 g6 3. e3 Bg7 4. Nf3 Nf6 5. Bd3 O-O 6. c3 Bg4 7. Nbd2 Nbd7 8. h3
Bxf3 9. Qxf3 e6 10. e4 Qc8 11. e5 Ne8 12. h4 c5 13. h5 cxd4 14. cxd4 Nb6 15.
Bf6 Nxf6 16. exf6 Bh8 17. hxg6 fxg6 18. Qh3 Qe8 *
Position (FEN): r3qrkb/pp5p/1n2pPp1/3p4/3P4/3B3Q/PP1N1PP1/R3K2R w KQ - 2 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1243
Best move: Qxh7#