Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 h6 6. Bc4 Bg4 7. O-O e6 8.
Be3 Nbd7 9. h3 Bh5 10. Bd3 Qe7 11. g4 Bg6 12. Bxg6 fxg6 13. Nh4 Qf7 14. Qd2
O-O-O 15. Qd3 h5 16. Nxg6 Rg8 17. Nxf8 Rdxf8 18. g5 Qe7 19. gxf6 gxf6+ 20. Kh2
Qd6+ 21. Bf4 e5 22. dxe5 Qc6 23. Rad1 *
Position (FEN): 2k2rr1/pppn4/2q2p2/4P2p/5B2/2NQ3P/PPP4K/3R1R2 b - - 2 23
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 748
Best move: Qg2#