Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. O-O O-O-O 6. d3 e5 7. Nc3 Qd6 8.
Ne4 Qd7 9. h3 h5 10. hxg4 hxg4 11. Nh2 f5 12. Ng3 Nf6 13. Bg5 Bc5 14. Bxf6 gxf6
15. Nxf5 Qh7 16. Nh4 Qxh4 17. Bxg4+ Kb8 18. Bh3 f5 19. c3 e4 20. d4 Bd6 21. Re1
Rdg8 22. Kf1 Bxh2 23. Bxf5 Bd6 24. Bxe4 Qf4 25. Bf3 Rh1+ 26. Ke2 Re8+ 27. Kd3
Rexe1 28. Qxe1 Rxe1 29. Rxe1 b5 30. Bxc6 Qxf2 *
Position (FEN): 1k6/p1p5/2Bb4/1p6/3P4/2PK4/PP3qP1/4R3 w - - 0 31
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 400
Best move: Re8#