Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 dxc4 3. e4 Be6 4. d5 Bd7 5. Bxc4 b5 6. Bb3 e6 7. Nf3 c6 8. dxe6
fxe6 9. Ne5 Qf6 10. Nxd7 Nxd7 11. Qh5+ g6 12. Qh3 Bb4+ 13. Nc3 Bc5 14. O-O Ne7
15. Bxe6 Ne5 16. Bh6 Rd8 17. Kh1 Bxf2 18. Be3 Rd3 19. Rxf2 Qxf2 20. Bxf2 Rxh3
21. gxh3 Rf8 22. Bg3 Nd3 23. b3 Rf6 24. Bg4 h5 25. Be2 Nc5 26. Bd6 Rxd6 27. b4
Ne6 28. a4 Nd4 29. axb5 cxb5 30. Nxb5 Nxb5 31. Bxb5+ Kf8 32. Rxa7 Rd4 33. Bf1
Rxb4 34. Bd3 Rb3 35. Rd7 h4 36. Rd8+ Kg7 37. Rd7 Kf8 38. e5 Nf5 39. e6 Ke8 40.
Kg2 Ne3+ 41. Kf3 Nd1 42. Kg4 Nf2+ 43. Kxh4 Nxd3 44. Kg5 Ne5 45. Ra7 Rxh3 46.
Kf6 Re3 *
Position (FEN): 4k3/R7/4PKp1/4n3/8/4r3/7P/8 w - - 2 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1176
Best move: Ra8#