Chess puzzle (Checkmate)
Moves: 1. d4 g6 2. c3 Bg7 3. e3 d6 4. f4 Nc6 5. Nf3 e5 6. Bc4 exf4 7. exf4 Nge7 8. O-O
O-O 9. Nbd2 Nf5 10. Nb3 Re8 11. Ng5 d5 12. Bd3 Ne3 13. Bxe3 Rxe3 14. Nf3 Bg4
15. h3 Bxf3 16. Rxf3 Rxf3 17. Qxf3 a5 18. Nc5 b6 19. Nb7 Qd7 20. Bb5 Qe6 21. f5
gxf5 22. Qg3 Na7 23. Bd3 c5 24. Rf1 cxd4 25. Bxf5 Qe3+ 26. Qxe3 dxe3 27. Nd6 d4
28. cxd4 Bxd4 29. Re1 Nc6 30. Be4 Rd8 31. Nf5 Ne5 32. Kh2 Nc4 33. b3 Nd2 34.
Bc6 Bc5 35. Nxe3 Rd6 36. Bf3 Re6 37. Nc2 Bd6+ 38. Kh1 Rf6 39. Rd1 Nxf3 40. gxf3
Bc5 41. Nd4 Rd6 42. Rg1+ Kf8 43. Nf5 Rd2 44. Rc1 Rxa2 45. b4 axb4 46. Rd1 b3 *
Position (FEN): 5k2/5p1p/1p6/2b2N2/8/1p3P1P/r7/3R3K w - - 0 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 399
Best move: Rd8#