Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. c3 e6 6. Bd3 Bd6 7. Be3 Nf6 8. O-O
O-O 9. Nbd2 Bc7 10. Bb1 Nc6 11. Qc2 Qd6 12. Bg5 Ne4 13. Bh4 Nxd2 *
Position (FEN): r4rk1/ppb2ppp/2nqp3/3p4/3P2bB/2P2N2/PPQn1PPP/RB3RK1 w - - 0 14
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1260
Best move: Qxh7#