Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8.
Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 dxc3 11. f4 Nbc6 12. h4 Bd7 13. h5 O-O-O 14. Qd3
d4 15. h6 Rg6 16. h7 Rh8 17. Nxd4 Nxd4 18. Qxd4 Nf5 19. Qxa7 Ng3 20. Be3 Nxh1
21. Bb6 Qb8 22. Qa5 Bc6 23. O-O-O Ng3 24. Rd8+ Rxd8 25. Bxd8 Rh6 26. Bg5 Rxh7 *
Position (FEN): 1qk5/1p3p1r/2b1p3/Q3P1B1/5P2/P1p3n1/2P3P1/2K2B2 w - - 0 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1177
Best move: Qd8#