Chess puzzle (Crushing)
Moves: 1. c3 c5 2. e3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Ne2 d5 6. d4 Nf6 7. Nd2 O-O 8. O-O
cxd4 9. cxd4 Bf5 10. Qb3 Qc7 11. f3 Na5 12. Qa4 Bd7 13. Qa3 Bb5 14. Re1 Nc4 15.
Qb4 a6 16. Nb3 b6 17. a4 Bxa4 18. Qxa4 b5 19. Qb4 Rfc8 20. Nc5 e6 21. e4 Bf8
22. Bf4 Bxc5 23. dxc5 Qxc5+ 24. Qxc5 Rxc5 25. Nd4 e5 26. Nb3 Rcc8 27. Bg5 Kg7
28. exd5 Nxd5 29. f4 Nce3 30. Bxd5 Nxd5 31. fxe5 Nb4 32. Bf6+ Kg8 33. Nd4 Rc4
34. Nf3 Nc2 35. Rac1 Nxe1 36. Rxe1 Re8 37. Ng5 h6 38. Ne4 Rc6 39. Rf1 g5 40. h4
g4 41. Rf4 Rc1+ 42. Kf2 Rc2+ 43. Ke1 h5 44. Rf5 Kh7 45. Rxh5+ Kg6 46. Rg5+ Kh6
47. Rxg4 Rxb2 48. Bg5+ Kh5 49. Rf4 Kg6 50. Rf6+ Kg7 51. Bh6+ Kg8 52. Rf5 Re6
53. Bg5 Rb4 54. Nf6+ Kh8 55. Nd5 Re4+ 56. Kf1 R4xe5 57. Bf6+ Rxf6 58. Rxf6 Rxd5
59. Rxf7 Kg8 60. Ra7 Rd6 61. Kf2 Rb6 62. Kf3 *
Position (FEN): 6k1/R7/pr6/1p6/7P/5KP1/8/8 b - - 6 62
Black to move.
Themes: Defensive Move Endgame, Rook Endgame  
Puzzle rating: 1746
Best move: b4