Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 c5 6. d5 d6 7. e3 a6 8. a4 Bf5
9. Be2 Ne4 10. Nxe4 Bxe4 11. Qd2 Bxf3 12. Bxf3 Nd7 13. O-O h6 14. Bh4 f5 15.
Be2 Nf6 16. Qc2 Qd7 17. f3 Rae8 18. e4 e6 19. Bd3 g5 20. dxe6 Qc6 21. Bg3 f4
22. Bf2 Rxe6 23. Rad1 Nd7 24. Rd2 Bd4 25. Bxd4 cxd4 26. b4 Ne5 27. Be2 Qb6 28.
Kh1 Qxb4 29. Rxd4 Rc8 30. Rfd1 Kg7 31. h3 Rc7 32. Rd5 h5 33. Rb1 Qa3 34. Qb3
Qxb3 35. Rxb3 Kf6 36. Rb6 Ke7 37. Rb4 Kf6 38. Kg1 Nd7 39. Kf2 Re5 40. Rxd6+ Re6
41. Rd5 Re5 42. Rb1 Rxd5 43. cxd5 Ke5 44. Rd1 Rc2 45. Ke1 Ra2 46. Rc1 Rxa4 47.
Rc7 Kd6 48. Rxb7 Ra1+ 49. Kf2 Ra2 50. Ra7 a5 51. Ra6+ Ke5 52. Ke1 Ra1+ 53. Kd2
Ra2+ 54. Kc3 Rxe2 *
Position (FEN): 8/3n4/R7/p2Pk1pp/4Pp2/2K2P1P/4r1P1/8 w - - 0 55
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 713
Best move: Re6#