Chess puzzle (Checkmate)
Moves: 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nf3 g6 7. Nc3 Bg7 8. Be3
O-O 9. Bd3 Nc6 10. h4 Bg4 11. Ne2 e5 12. d5 Bxf3 13. gxf3 Nd4 14. Nxd4 exd4 15.
Bf4 Re8+ 16. Kf1 Qf6 17. Qd2 Rac8 18. h5 Nxc4 19. Bxc4 Rxc4 20. hxg6 fxg6 21.
Rh3 d3 22. Bg5 Qxb2 23. Qxb2 Bxb2 24. Rb1 Rc2 25. f4 Ree2 26. Bh4 Red2 27. Re3
Bd4 28. Re8+ Kf7 29. Re7+ Kf8 30. Rbxb7 Rb2 31. Rf7+ Kg8 32. Rbd7 Rb1+ 33. Kg2
Bxf2 34. Rg7+ Kf8 35. Rdf7+ Ke8 36. Re7+ Kf8 37. Rgf7+ Kg8 38. Bxf2 Rbb2 39.
Rg7+ Kf8 40. Ref7+ Ke8 41. Re7+ Kd8 42. Rd7+ Kc8 43. Rc7+ Kb8 44. Rcf7 Rxf2+
45. Kh3 Rh2+ 46. Kg4 Rbg2+ 47. Kf3 Rf2+ 48. Ke4 Re2+ 49. Kd4 Rd2 *
Position (FEN): 1k6/p4RRp/3p2p1/3P4/3K1P2/3p4/P2r3r/8 w - - 10 50
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 657
Best move: Rf8#