Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nc3 Bf5 3. Bf4 e6 4. Nb5 Bd6 5. Nxd6+ cxd6 6. f3 a6 7. g4 Bg6 8. h4
h5 9. g5 Qc7 10. c3 Ne7 11. e3 Nd7 12. Bd3 O-O 13. Bxg6 Nxg6 14. Nh3 f6 15. Qd2
e5 16. dxe5 dxe5 17. Qxd5+ Kh8 18. Bg3 Nb6 19. Qd3 f5 20. O-O-O Rad8 21. Qc2
Nc4 22. Qe2 Rxd1+ 23. Rxd1 Qc5 24. e4 Qe3+ 25. Qxe3 Nxe3 26. Rd3 f4 27. Bf2 Ng2
28. Kd1 N2xh4 29. Bxh4 Nxh4 30. Rd7 Nxf3 31. Rxb7 Rd8+ 32. Ke2 Nd2 33. Nf2 h4
34. Re7 Nc4 35. b3 Ne3 36. Rxe5 Ng2 37. Kf1 f3 38. Kg1 Rd2 39. g6 Rd8 40. Kh2
Kg8 41. Rf5 Rd2 42. Rxf3 Ne1 43. Rf5 Nd3 44. Rd5 Rxf2+ 45. Kg1 Rxa2 *
Position (FEN): 6k1/6p1/p5P1/3R4/4P2p/1PPn4/r7/6K1 w - - 0 46
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 705
Best move: Rd8#