Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Panov_Attack
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. Nc3 Nc6 6. Nf3 a6 7. c5 Nf6 8. Bf4
Be7 9. a3 O-O 10. Bd3 b6 11. b4 bxc5 12. bxc5 Nh5 13. Be3 Rb8 14. O-O Qa5 15.
Bd2 Qc7 16. Ng5 Bxg5 17. Qxh5 Bxd2 *
Position (FEN): 1rb2rk1/2q2ppp/p1n1p3/2Pp3Q/3P4/P1NB4/3b1PPP/R4RK1 w - - 0 18
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 718
Best move: Qxh7#