Chess puzzle (Checkmate)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Noteboom_Variation
Moves: 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 dxc4 5. e4 b5 6. a4 Bb4 7. Bd2 a5 8. axb5
Bxc3 9. Bxc3 cxb5 10. d5 Nf6 11. d6 Nxe4 12. Bxg7 Rg8 13. Be5 Nc6 14. Bf4 Bd7
15. b3 Qb6 16. bxc4 *
Position (FEN): r3k1r1/3b1p1p/1qnPp3/pp6/2P1nB2/5N2/5PPP/R2QKB1R b KQq - 0 16
Black to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 976
Best move: Qxf2#