Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. Nge2 e5 7. d5 Na6 8. a3
Nc5 9. Bc2 a5 10. O-O Nh5 11. f4 exf4 12. Nxf4 Nxf4 13. Bxf4 Bxc3 14. bxc3 Qf6
15. Qd2 Re8 16. Rae1 Re5 17. Bxe5 Qxe5 18. Rf4 g5 19. Rf2 Bd7 20. Ref1 Rf8 21.
Qe3 b6 22. Rf6 Kg7 23. Qf3 Be8 24. Rf5 Qe7 25. e5 dxe5 26. Qh5 f6 27. Rxg5+
fxg5 *
Position (FEN): 4br2/2p1q1kp/1p6/p1nPp1pQ/2P5/P1P5/2B3PP/5RK1 w - - 0 28
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1398
Best move: Qxh7#