Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be3 Be7 7. f3 O-O 8.
Qd2 a6 9. O-O-O Qc7 10. Kb1 b5 11. g4 Bb7 12. h4 Nxd4 13. Bxd4 d5 14. exd5 Nxd5
15. Nxd5 Bxd5 16. Be2 Rfc8 17. h5 b4 18. h6 g6 19. Rdf1 a5 20. Bd3 a4 21. Rhg1
b3 22. cxb3 axb3 23. a3 Ra4 24. Bc3 Bxa3 25. f4 Bf8 26. f5 Rca8 27. Kc1 Ra1+
28. Bb1 Be4 29. Qd4 Rxb1+ 30. Kd2 e5 31. Qxe5 Rd8+ 32. Ke3 Bxh6+ 33. g5 Qxe5
34. Bxe5 Bxg5+ 35. Kxe4 Rxf1 36. Rxf1 gxf5+ 37. Kxf5 h6 38. Rg1 Kh7 39. Bc3
Rd5+ 40. Kg4 Kg6 41. Ra1 h5+ 42. Kg3 Rd3+ 43. Kg2 h4 44. Ra6+ f6 45. Rb6 h3+
46. Kh1 Kh5 47. Rxb3 Kg4 48. Rb4+ Bf4 49. Bxf6 *
Position (FEN): 8/8/5B2/8/1R3bk1/3r3p/1P6/7K b - - 0 49
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 473
Best move: Rd1#