Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Be7 5. Bc4 Nf6 6. Nxf6+ Bxf6 7. Nf3 O-O
8. O-O b6 9. Bf4 Bb7 10. c3 Nd7 11. Re1 c5 12. dxc5 Nxc5 13. Qc2 Bxf3 14. gxf3
Qc8 15. Kh1 Qc6 16. Be2 Rfd8 17. Rg1 Rac8 18. Bh6 Kh8 19. Be3 Nd7 20. a4 Ne5
21. Rg3 Ng6 22. Bb5 Qd5 23. Kg2 Nh4+ 24. Kf1 Nxf3 25. Rh3 g6 26. Qe2 Ng5 27.
Bxg5 *
Position (FEN): 2rr3k/p4p1p/1p2pbp1/1B1q2B1/P7/2P4R/1P2QP1P/R4K2 b - - 0 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1290
Best move: Qh1#