Chess puzzle (Checkmate)
Moves: 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. f4 O-O 6. Nf3 Ne8 7. h3 f5 8. e5 e6
9. Be3 Nd7 10. Qd2 c5 11. d5 Nb6 12. g4 dxe5 13. fxe5 fxg4 14. Ng5 Bxe5 15.
O-O-O Rxf1 16. Rhxf1 Nxc4 17. Qe2 Nxe3 18. Qxe3 Bf6 19. h4 e5 20. Ne6 Bxe6 21.
dxe6 Qe7 22. Nd5 Qxe6 23. Nxf6+ Nxf6 24. Kb1 b6 25. Qg5 Ne4 26. Rd8+ Rxd8 27.
Qxd8+ Kg7 *
Position (FEN): 3Q4/p5kp/1p2q1p1/2p1p3/4n1pP/8/PP6/1K3R2 w - - 1 28
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 900
Best move: Qf8#