Chess puzzle (Checkmate)
Moves: 1. d4 Nc6 2. Nf3 Nf6 3. Nc3 e5 4. e3 d5 5. dxe5 Nxe5 6. Nxe5 Qd6 7. Nf3 g6 8.
e4 Bg7 9. exd5 O-O 10. Bc4 Bg4 11. Nd4 Qe7+ 12. Kf1 Bxd1 13. Nxd1 c5 14. Ne2 b6
15. Nf4 Qc7 16. h4 Qb7 17. Be3 Qb8 18. a4 Qc7 19. Ra3 Ne4 20. Rh3 Nd2+ 21. Bxd2
Rae8 22. Rhg3 Qe7 23. Bd3 Bxb2 24. Nxb2 Qxh4 25. Rc3 *
Position (FEN): 4rrk1/p4p1p/1p4p1/2pP4/P4N1q/2RB2R1/1NPB1PP1/5K2 b - - 1 25
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 843
Best move: Qh1#