Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Panov_Attack
Moves: 1. c4 c5 2. e3 Nc6 3. d4 cxd4 4. exd4 d5 5. Nc3 Nf6 6. Nf3 Bg4 7. Bf4 a6 8. Bd3
e6 9. O-O Bd6 10. Bg3 Nxd4 11. cxd5 Nxf3+ 12. gxf3 Bh3 13. Re1 O-O 14. dxe6
Bxg3 15. exf7+ Kh8 16. fxg3 Qb6+ 17. Kh1 Qxb2 18. Na4 *
Position (FEN): r4r1k/1p3Ppp/p4n2/8/N7/3B1PPb/Pq5P/R2QR2K b - - 1 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 812
Best move: Qg2#