Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. c4 dxc4 3. e4 c5 4. Bxc4 Nc6 5. Nc3 e6 6. O-O Nf6 7. e5 Nd5 8. Re1
Be7 9. d3 a6 10. a4 Nxc3 11. bxc3 O-O 12. Be3 Qc7 13. Bf4 Na5 14. Ba2 c4 15. d4
Bd7 16. Qc2 h6 17. Rad1 Bc6 18. Bb1 g6 19. Bxh6 Rfd8 20. Qe2 Bf8 21. Bg5 Be7
22. Be4 Bxa4 23. Rb1 Bc6 24. h4 Kg7 25. Nh2 Bxg5 26. hxg5 Nb3 27. Ng4 Bxe4 28.
Qxe4 Nd2 29. Qf4 Nxb1 30. Qf6+ Kf8 31. Rxb1 b5 32. Qh8+ Ke7 33. Qg7 Rg8 34.
Qf6+ Ke8 35. Ne3 Qe7 36. Qf3 Rb8 37. Qc6+ Qd7 38. Qxa6 Ke7 39. Qa3+ Ke8 40. Rd1
Qe7 41. Qxe7+ Kxe7 42. d5 exd5 43. Nxd5+ Ke6 44. Nf6 Rgd8 45. Re1 Rd3 46. Ne4
Kf5 47. Nd6+ Ke6 48. Rc1 Kxe5 49. Nxf7+ Kf5 50. f3 Rf8 51. g4+ Kf4 52. Nh6 Kg3
53. Rb1 Re8 54. Nf7 Rxf3 55. Nd6 Re2 56. Nxb5 Rfe3 57. Kf1 Rf2+ 58. Kg1 Rc2 59.
Rd1 Rd2 60. Rxd2 *
Position (FEN): 8/8/6p1/1N4P1/2p3P1/2P1r1k1/3R4/6K1 b - - 0 60
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 739
Best move: Re1#