Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Ne2 O-O 7. O-O c6 8.
Bg5 h6 9. Bh4 Nbd7 10. a3 Bd6 11. Ng3 g6 12. Nge2 Be7 13. Re1 Re8 14. Qd2 Kg7
15. h3 Nh5 16. Bxe7 Rxe7 17. Nf4 Nxf4 18. Qxf4 Nf8 19. h4 Rxe1+ 20. Rxe1 Ne6
21. Qe5+ Qf6 22. Qxf6+ Kxf6 23. Ne2 Bd7 24. c3 Re8 25. Kf1 b6 26. f3 c5 27. Kf2
Ba4 28. Bb1 Bb5 29. dxc5 bxc5 30. Ba2 Rd8 31. Rd1 Bxe2 32. Kxe2 c4 33. Ke3 Rb8
34. Rd2 Ke5 35. g3 g5 36. hxg5 hxg5 37. Bb1 f5 38. f4+ gxf4+ 39. gxf4+ Nxf4 40.
Rf2 Ne6 41. Bxf5 Nc5 42. Bh3 Na4 43. Rf5+ Kd6 44. Bg2 Rxb2 45. Bxd5 Nb6 46. Bf7
Rb3 47. Kd4 Rxa3 48. Rf6+ Ke7 49. Rf3 Ra1 50. Bg8 Rd1+ 51. Kc5 Rd8 52. Bh7 Rd5+
53. Kc6 Rh5 54. Re3+ Kd8 55. Bg8 Rg5 56. Bf7 Rf5 *
Position (FEN): 3k4/p4B2/1nK5/5r2/2p5/2P1R3/8/8 w - - 18 57
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 726
Best move: Re8#