Chess puzzle (Checkmate)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Other_variations
Moves: 1. d4 e6 2. c4 d5 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 Be7 6. cxd5 Nxd5 7. Bxe7 Qxe7 8.
Rc1 O-O 9. e3 Nd7 10. a3 N7f6 11. Bd3 a6 12. Bb1 Bd7 13. Qd3 Rac8 14. O-O c5
15. Nxd5 Nxd5 *
Position (FEN): 2r2rk1/1p1bqppp/p3p3/2pn4/3P4/P2QPN2/1P3PPP/1BR2RK1 w - - 0 16
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 572
Best move: Qxh7#