Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Two_Knights_Attack
Moves: 1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d4 Bd6 7. Bc4 O-O
8. h3 Re8+ 9. Be3 Nd7 10. O-O Nf8 11. c3 Bf5 12. Bb3 Bc7 13. Nh4 Bg6 14. Nxg6
hxg6 15. Bc2 Qd6 16. Qd3 *
Position (FEN): r3rnk1/ppb2pp1/2pq1pp1/8/3P4/2PQB2P/PPB2PP1/R4RK1 b - - 3 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 806
Best move: Qh2#