Chess puzzle (Checkmate)
Moves: 1. d4 f6 2. c4 e5 3. d5 c6 4. e4 f5 5. Nc3 Bb4 6. Bd3 fxe4 7. Bxe4 Nf6 8. Bg5
d6 9. Nf3 O-O 10. O-O Qe8 11. Qc2 cxd5 12. Nxd5 Nxd5 13. cxd5 Bc5 14. a3 Nd7
15. b4 Bb6 16. Rac1 Nf6 17. Bxf6 Rxf6 18. Bxh7+ Kh8 19. Be4 Bd7 20. Qd3 Qh5 21.
Rc3 Raf8 22. Qd1 Bg4 23. Qb3 Rh6 24. h4 Bxf3 25. Rxf3 Rxf3 26. Qxf3 Qxh4 *
Position (FEN): 7k/pp4p1/1b1p3r/3Pp3/1P2B2q/P4Q2/5PP1/5RK1 w - - 0 27
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 599
Best move: Qf8#