Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4
Bb6 9. Bxc6+ bxc6 10. O-O O-O 11. Nc3 Bg4 12. Qd3 f5 13. h3 Bh5 14. Nd2 Qe7 15.
Ncxe4 fxe4 16. Qc3 Qe6 17. Nb3 Rf3 18. Qd2 h6 19. gxf3 Qxh3 20. Qf4 Bxf3 21.
Qh2 Qg4+ 22. Qg3 Qh5 23. Nd2 *
Position (FEN): r5k1/p1p3p1/1bp4p/3pP2q/3Pp3/5bQ1/PP1N1P2/R1B2RK1 b - - 5 23
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 446
Best move: Qh1#