Chess puzzle (Crushing)
Moves: 1. d4 b5 2. e4 a6 3. Nf3 Bb7 4. Nbd2 e6 5. c4 Bb4 6. cxb5 Bxd2+ 7. Qxd2 axb5 8.
Bxb5 Bxe4 9. Qe3 c6 10. Bd3 Bd5 11. O-O Nf6 12. Qe2 O-O 13. Bg5 h6 14. Bxf6
Qxf6 15. a3 Na6 16. Ne5 d6 17. Ng4 Qg5 18. Bxa6 Rxa6 19. Qxa6 Qxg4 20. f3 Qxd4+
21. Rf2 f5 22. Qe2 Rf6 23. Rd1 Qf4 24. b3 Bxb3 25. Rb1 Bd5 26. Qe1 Rg6 27. Rb4
Qe5 28. Qxe5 dxe5 29. g3 f4 30. Kf1 fxg3 31. hxg3 Rxg3 32. f4 Rxa3 33. fxe5
Ra1+ 34. Ke2 Ra2+ 35. Ke3 Ra3+ 36. Kd4 Ra1 37. Rd2 Rg1 38. Rbb2 Rg5 39. Rd1
Rg4+ 40. Kc5 Rc4+ 41. Kd6 Ra4 42. Rf2 Ra8 43. Kc5 Ra5+ 44. Kd6 c5 45. Rc1 c4
46. Rc3 Rb5 47. Ke7 Rb3 48. Rxb3 *
Position (FEN): 6k1/4K1p1/4p2p/3bP3/2p5/1R6/5R2/8 b - - 0 48
Black to move.
Themes:  Endgame  
Puzzle rating: 817
Best move: cxb3