Chess puzzle (Crushing)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Bxf6 Nxf6 8.
cxd5 Nxd5 9. Qc2 Bb4 10. Rc1 Qxa2 11. Bd3 Nxc3 12. bxc3 Qxc2 13. Rxc2 Bd6 14.
Ng5 h6 15. Ne4 Be7 16. c4 Bb4+ 17. Ke2 Ke7 18. c5 Bd7 19. Rb1 a5 20. Ra2 Rhb8
21. Nd2 b6 22. cxb6 Rxb6 23. Nc4 Rba6 24. Ne5 R6a7 25. Be4 Ra6 26. Rc1 Rc8 27.
Nd3 Bd6 28. Nc5 Bxc5 29. Rxc5 a4 30. Ra3 Rb8 31. Bc2 Rb4 32. h4 Kd6 33. f3 f6
34. f4 Ra7 35. Kd3 e5 36. fxe5+ fxe5 37. Rxe5 Be6 38. Rc5 Bb3 39. Bxb3 *
Position (FEN): 8/r5p1/2pk3p/2R5/pr1P3P/RB1KP3/6P1/8 b - - 0 39
Black to move.
Themes:  Endgame  
Puzzle rating: 2033
Best move: axb3