Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 g6 3. Be3 Bg7 4. Bd3 Ne7 5. Nf3 c6 6. O-O d5 7. e5 a6 8. c3 c5
9. b3 cxd4 10. cxd4 Nbc6 11. Nbd2 O-O 12. Rc1 Nf5 13. Qc2 Nxe3 14. fxe3 Bh6 15.
Rfe1 Qa5 16. a3 Qxa3 17. Ra1 Qe7 18. e4 Qd7 19. exd5 Qxd5 20. Be4 Qd7 21. Nc4
Nxd4 22. Nxd4 Qxd4+ 23. Kh1 Bg7 24. Rad1 Qc5 25. Qe2 Rb8 26. Qf3 b5 27. Nd6
Bxe5 28. Nxc8 Rbxc8 29. h4 b4 30. h5 Bc3 31. Rf1 Qxh5+ 32. Qxh5 gxh5 33. Rf4 f5
34. Bf3 Rfd8 35. Rf1 a5 36. Be2 Rd2 37. Bc4 Kf7 38. Rxf5+ Kg6 39. Rxa5 Rc7 40.
Bxe6 Re7 41. Bc4 h4 42. Ra6+ Kg5 43. Ra5+ Kg4 44. Raf5 Re4 45. Rf7 h5 46. Rf8
Kg3 47. Rg8+ Rg4 *
Position (FEN): 6R1/8/8/7p/1pB3rp/1Pb3k1/3r2P1/5R1K w - - 4 48
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 999
Best move: Rf3#