Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O O-O 6. c3 d6 7. h3 h6 8. Re1
Be6 9. Bb5 a6 10. Ba4 b5 11. Bc2 Bb6 12. a4 b4 13. Bb3 Qd7 14. Be3 Bxe3 15.
fxe3 a5 16. Bxe6 Qxe6 17. c4 Ne7 18. b3 c5 19. Nbd2 Nd7 20. d4 f5 21. d5 Qg6
22. exf5 Nxf5 23. Ne4 Rae8 24. Nfd2 Ng3 25. Nxg3 Qxg3 26. Ne4 Qg6 27. Qg4 Qxg4
28. hxg4 Nf6 29. Nxd6 Re7 30. Nf5 Rd7 31. Rad1 Nxg4 32. e4 g6 33. Ne3 Rd6 34.
Nxg4 Re8 35. Rf1 Kg7 36. Rf2 h5 37. Nh2 g5 38. Rdf1 Kg6 39. Nf3 Rd7 40. Nh2 g4
41. Rf6+ Kg7 42. R1f5 Ree7 43. Rc6 Rc7 44. Rff6 Rf7 45. Rxf7+ Rxf7 46. Rxc5 Kg6
47. Rxa5 Kg5 48. Rc5 Kf4 49. a5 h4 50. a6 Kg3 51. Ra5 Rf2 52. Nxg4 Rb2 53. Nxe5
*
Position (FEN): 8/8/P7/R2PN3/1pP1P2p/1P4k1/1r4P1/6K1 b - - 0 53
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1394
Best move: Rb1#