Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Bg5 g6 7. Nf3 Bg7 8. e3
O-O 9. Be2 Na6 10. O-O Nc7 11. a4 b6 12. e4 Re8 13. Nd2 Bb7 14. f3 Qd7 15. Nb5
a6 16. Nxc7 Qxc7 17. Nc4 b5 18. axb5 axb5 19. Na3 c4 20. Kh1 Qc5 21. Qd2 Nd7
22. Be3 c3 23. bxc3 Qxc3 24. Nc2 Rxa1 25. Nxa1 b4 26. Bb5 Ra8 27. Qxc3 Bxc3 28.
Nb3 Ne5 29. Bd4 Ra3 30. Bxc3 bxc3 31. Nd4 Ra2 32. h3 c2 33. Rc1 Ba6 34. Bxa6
Rxa6 35. Rxc2 Nd3 36. Rc8+ Kg7 37. Rc7 Ra1+ 38. Kh2 h5 39. Ne6+ Kf6 40. Nd8 h4
41. Rxf7+ Ke5 42. Rh7 g5 43. Rf7 Kd4 44. Ne6+ Ke3 45. Nxg5 Nf2 46. e5 *
Position (FEN): 8/5R2/3p4/3PP1N1/7p/4kP1P/5nPK/r7 b - - 0 46
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 854
Best move: Rh1#