Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 Nc6 3. e3 a6 4. Nd2 Bf5 5. Ngf3 Nb4 6. Bd3 Bxd3 7. cxd3 Nxd3+
8. Ke2 Nxf4+ 9. exf4 Nf6 10. Re1 e6 11. Kf1 Bd6 12. f5 O-O 13. fxe6 fxe6 14.
Rxe6 Ng4 15. Kg1 Qd7 16. Re1 Rf6 17. h3 Nh6 18. Ne5 Bxe5 19. dxe5 Rg6 20. Kh2
Nf5 21. Nf3 Re8 22. Qc2 c6 23. Rad1 Rh6 24. e6 Qd6+ 25. Kg1 Nh4 26. Nxh4 Rxh4
27. Qf5 Rf4 28. Qg5 Rf6 29. Qg4 Qc5 30. Re2 Qe7 31. Rde1 Ref8 32. b3 Rg6 33.
Qd4 Qg5 34. g3 Qe7 35. Kg2 Rff6 36. Qa7 Rf8 37. Rc1 Qf6 38. e7 Qf3+ 39. Kh2 Re8
40. Rce1 Qf7 41. Qxb7 Rf6 42. Kg2 d4 43. Qxa6 Qd5+ 44. Kg1 c5 45. Qb5 Qa8 46.
Qxc5 d3 47. Rd2 Rc6 48. Qe3 Rc7 49. Qxd3 Qa7 50. Qd5+ Kh8 51. Qf7 Rcxe7 52.
Qxe8+ Rxe8 *
Position (FEN): 4r2k/q5pp/8/8/8/1P4PP/P2R1P2/4R1K1 w - - 0 53
White to move.
Themes:  Endgame, Queen and Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 799
Best move: Rxe8#