Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. d4 Bf5 6. Bd2 e6 7. Ne4 Qb6 8.
Nc3 Nd7 9. Bd3 Ne7 10. Bxf5 Nxf5 11. b3 Nxd4 12. Nxd4 Qxd4 13. O-O Bb4 14. Ne2
Qxd2 15. Qxd2 Bxd2 16. c3 Bg5 17. f4 Bf6 18. g4 O-O 19. g5 Be7 20. Rad1 Rad8
21. Ng3 Nb6 22. c4 Bc5+ 23. Kg2 Rd4 24. Rde1 Rd2+ 25. Kh3 Rxa2 26. Ne4 Bb4 27.
Rd1 Rb2 28. c5 Rxb3+ 29. Kg4 Nd5 30. Nd6 Bxc5 31. Nc4 b5 32. Ne5 Ne7 33. Nd7
Rc3 34. Nxf8 Nd5 35. Nd7 Bd6 36. Ne5 Ne3+ 37. Kh5 Nxf1 38. Rxd6 Kf8 39. Nxc6
Ke8 *
Position (FEN): 4k3/p4ppp/2NRp3/1p4PK/5P2/2r5/7P/5n2 w - - 1 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 592
Best move: Rd8#