Chess puzzle (Checkmate)
Moves: 1. d4 e5 2. d5 d6 3. e4 a6 4. c4 Bg4 5. Nf3 Nf6 6. Be2 Be7 7. O-O O-O 8. Nbd2
Nbd7 9. h3 Bxf3 10. Nxf3 Nc5 11. Nd2 Ncxe4 12. f3 Ng3 13. Rf2 Nfh5 14. Ne4 f5
15. Nxg3 Nxg3 16. Bd2 f4 17. Be1 Rf6 18. Bd3 Rh6 19. Bc2 Bh4 20. Qd3 b6 21. b4
Qe7 22. a4 g6 23. Qd1 Nf5 24. Re2 Bg3 25. Bxg3 Nxg3 26. Re1 Qh4 27. b5 a5 28.
Qd2 Nf5 29. Qf2 Qg5 30. Bxf5 gxf5 31. Kf1 Re8 32. Re2 e4 33. fxe4 fxe4 34. Rae1
e3 35. Qf3 Re7 36. Rd1 Rg7 37. Rd4 Rf7 38. Re4 Rg6 39. Re1 h5 40. Rd1 h4 41.
Rdd4 Rgf6 42. Ke2 Qg3 43. Qxg3+ hxg3 44. Kf3 Kg7 45. h4 Kg6 46. Ke2 Kh5 47. Re8
Kxh4 48. Rh8+ Kg5 49. Re4 f3+ 50. gxf3 Rxf3 51. Rg8+ Kh6 *
Position (FEN): 6R1/2p2r2/1p1p3k/pP1P4/P1P1R3/4prp1/4K3/8 w - - 2 52
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1024
Best move: Rh4#