Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 cxd4 6. Nxd4 e6 7. Be3 Nxe5 8. Nd2
Bc5 9. Be2 Ne7 10. O-O O-O 11. N2b3 Bb6 12. Nc2 Bxe3 13. Nxe3 N7c6 14. Nd4 Nxd4
15. Qxd4 Nc6 16. Qd3 Bd7 17. Bd1 Rc8 18. Bc2 h6 *
Position (FEN): 2rq1rk1/pp1b1pp1/2n1p2p/3p4/8/2PQN3/PPB2PPP/R4RK1 w - - 0 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 412
Best move: Qh7#