Chess puzzle (Checkmate)
Moves: 1. g3 c5 2. Bg2 e6 3. d3 d5 4. Nd2 Nf6 5. e4 Nc6 6. Ne2 d4 7. O-O Be7 8. f4 e5
9. Nc4 exf4 10. gxf4 b5 11. Ne5 Nxe5 12. fxe5 Ng4 13. Bf4 Bg5 14. e6 Bxe6 15.
Ng3 Bxf4 16. Rxf4 Ne3 17. Qh5 O-O 18. Rh4 h6 19. Bh3 Qf6 20. Nf5 Bxf5 21. Bxf5
Nxf5 22. exf5 g5 23. Qxh6 Qxh6 24. Rxh6 Kg7 25. Rc6 Rac8 26. Ra6 Ra8 27. Re1 c4
28. dxc4 bxc4 29. Re4 d3 30. cxd3 cxd3 31. Rd4 Rfd8 32. Rad6 Rxd6 33. Rxd6 Rc8
34. Rxd3 Kf6 35. Rd5 Rc1+ 36. Kf2 Rc2+ 37. Kg3 Rxb2 38. a4 Rb3+ 39. Kg4 Rb4+
40. Kh5 *
Position (FEN): 8/p4p2/5k2/3R1PpK/Pr6/8/7P/8 b - - 4 40
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 541
Best move: Rh4#