Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. f3 Nc6 7. Nxc6 bxc6 8.
Qd4 Qb6 9. Qxb6 axb6 10. Bd2 O-O 11. a3 Be7 12. Bd3 d5 13. Bg5 dxe4 14. fxe4
Re8 15. O-O Bc5+ 16. Kh1 Ng4 17. Bh4 Ne5 18. h3 Nxd3 19. cxd3 Ba6 20. Rad1 f6
21. Na4 Bd4 22. Bf2 Bxf2 23. Rxf2 Rab8 24. d4 Bb5 25. Nc3 Bc4 26. Rc1 Bb3 27.
Ne2 Rbc8 28. Rc3 Ba4 29. b4 Red8 30. Rc1 Bb5 31. Nc3 Ba6 32. Rd2 c5 33. bxc5
bxc5 34. Na4 cxd4 35. Rxc8 Rxc8 36. Rxd4 Rc1+ 37. Kh2 Ra1 38. Nc5 Be2 39. Nxe6
Rxa3 40. Rd7 g6 41. Rg7+ Kh8 42. Rf7 Ra6 *
Position (FEN): 7k/5R1p/r3Npp1/8/4P3/7P/4b1PK/8 w - - 4 43
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 504
Best move: Rf8#