Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nf3 d6 3. d4 f6 4. dxe5 fxe5 5. Nc3 Nf6 6. Bg5 Be7 7. Bc4 h6 8. Bd2
Nc6 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 Nd4 12. Qd1 Qd7 13. Be3 Nc6 14. Nd5 Nxd5
15. Bxd5 O-O-O 16. a4 Nb4 17. a5 Nxd5 18. Qxd5 c6 19. Qb3 Kb8 20. a6 b6 21. c4
c5 22. Qd3 g5 23. Bd2 h5 24. b4 g4 25. hxg4 hxg4 26. bxc5 dxc5 27. Qxd7 Rxd7
28. Be3 Rg8 29. g3 Bg5 30. Bxg5 Rxg5 31. Kg2 Rd4 32. Rac1 Rxe4 33. Rfe1 Rxe1
34. Rxe1 Kc7 35. f3 Kd6 36. f4 exf4 37. gxf4 Rg8 38. Re5 Rf8 39. Kg3 Rg8 40.
Rd5+ Kc6 41. f5 b5 42. Re5 b4 43. Re6+ Kc7 44. Re3 Kb6 45. Re6+ Kc7 46. Re7+
Kb8 47. Rb7+ Ka8 48. Rb5 Rb8 49. Rxc5 b3 50. Re5 b2 51. Re1 Rb4 52. Kxg4 Kb8
53. Rb1 Rxc4+ 54. Kg5 Rb4 *
Position (FEN): 1k6/p7/P7/5PK1/1r6/8/1p6/1R6 w - - 2 55
White to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 889
Best move: f6