Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. Nc3 e6 6. Be3 Nf6 7. Bd3 Bxd3 8.
Qxd3 Be7 9. O-O-O Bb4 10. h3 Bxc3 11. Qxc3 Ne4 12. Qd3 Nc6 13. h4 Nb4 14. Qa3
a5 15. Ng5 Nxg5 16. Bxg5 Qc7 17. Bd2 *
Position (FEN): r3k2r/1pq2ppp/4p3/p2p4/1n1P3P/Q7/PPPB1PP1/2KR3R b kq - 2 17
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 826
Best move: Qxc2#