Chess puzzle (Crushing)
Moves: 1. d4 Nf6 2. Nf3 g6 3. e3 d5 4. c4 Bg7 5. cxd5 Nxd5 6. Qb3 b6 7. Bc4 e6 8. O-O
O-O 9. e4 Ne7 10. Bg5 c6 11. Rd1 b5 12. Be2 Qc7 13. Nc3 a5 14. Rac1 Qb7 15. e5
Nf5 16. Rd3 h6 17. Bf4 g5 18. Nxg5 hxg5 19. Bxg5 f6 20. exf6 Bxf6 21. Bxf6 Rxf6
22. Ne4 Rg6 23. Bh5 Qg7 24. Bxg6 Qxg6 25. Ng3 Qf6 26. Nxf5 Qxf5 27. Rg3+ Kh8
28. d5 e5 29. dxc6 Be6 30. Qe3 Qf4 31. c7 Na6 32. Qxf4 exf4 33. Rd3 Nxc7 34.
Rxc7 b4 35. a3 Kg8 36. h3 Rf8 37. Rc5 b3 38. Re5 Bf5 39. Rxf5 Rxf5 40. Rd7 Kf8
41. f3 Ke8 42. Ra7 Re5 43. Kf2 Rc5 44. h4 Rc2+ 45. Ke1 Rxb2 46. h5 Rxg2 47. Rb7
b2 48. h6 Rh2 49. h7 Rh1+ 50. Kf2 b1=Q *
Position (FEN): 4k3/1R5P/8/p7/5p2/P4P2/5K2/1q5r w - - 0 51
White to move.
Themes:  Endgame  
Puzzle rating: 1437
Best move: Rxb1