Chess puzzle (Crushing)
Moves: 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Nb3 Nc6 7. Nbxd4 Nxd4
8. Qxd4 Bd7 9. Be3 Nf6 10. Bc4 Qxd4 11. Bxd4 Rc8 12. Bb3 a6 13. a4 Bc5 14.
O-O-O Ke7 15. Rd2 Ne4 16. Bxc5+ Rxc5 17. Re2 Bc6 18. Nd4 Nf6 19. Nxc6+ Rxc6 20.
f3 Nd7 21. Rd1 Nc5 22. Re3 Rd8 23. Rxd8 Kxd8 24. Kb1 Rd6 25. h3 Rd1+ 26. Ka2
Rd4 27. Rc3 Nxb3 28. Kxb3 Rd2 29. g4 Rh2 30. f4 Rf2 31. Rc4 Kd7 32. Rd4+ Ke7
33. Rb4 Rf3+ 34. c3 b5 35. axb5 axb5 36. Rxb5 Rxh3 37. g5 h5 38. gxh6 gxh6 39.
Re5 h5 40. Kc4 Rf3 41. Rxh5 Rxf4+ 42. Kc5 f5 43. b4 e5 *
Position (FEN): 8/4k3/8/2K1pp1R/1P3r2/2P5/8/8 w - - 0 44
White to move.
Themes: Defensive Move Endgame, Rook Endgame  
Puzzle rating: 1903
Best move: b5