Chess puzzle (Crushing)
Moves: 1. e4 c5 2. b3 e6 3. Bb2 d5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. exd5 exd5 7. Nf3 Nc6
8. O-O O-O-O 9. d4 f6 10. c4 cxd4 11. cxd5 Qxd5 12. a3 Nge7 13. b4 Nf5 14. Nbd2
Kb8 15. Nb3 g5 16. Na5 Nxa5 17. bxa5 g4 18. Nd2 h5 19. a6 b6 20. Qb3 Bh6 21.
Qxd5 Rxd5 22. Ne4 Bg5 23. Rad1 Rhd8 24. Rfe1 Nd6 25. Rxd4 Rxd4 26. Bxd4 Nxe4
27. Rxe4 Kc7 28. g3 Kc6 29. Be3 Bxe3 30. Rxe3 Rd6 31. Re7 Rd7 32. Re6+ Rd6 33.
Re7 Rd7 34. Re6+ Kb5 35. Rxf6 Rh7 36. h3 gxh3 37. Kh2 Kxa6 38. f4 Kb5 39. Re6
Ka4 40. Re3 b5 41. f5 Rf7 42. Rf3 b4 *
Position (FEN): 8/p4r2/8/5P1p/kp6/P4RPp/7K/8 w - - 0 43
White to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 990
Best move: axb4