Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nc3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. d3 Bb7 6. f4 d5 7. f5 e5 8. Nf3
d4 9. Ne2 Bd6 10. O-O Nf6 11. Bg5 h6 12. Bh4 Qc7 13. c4 Ng4 14. Bf2 Nxf2 15.
Rxf2 Be7 16. Ng3 Bg5 17. Nh5 f6 18. Kf1 Qf7 19. g4 Be3 20. Rg2 Rg8 21. Nh4 Qc7
22. Qa4 Qb6 23. Ng3 Kf7 24. Ke1 Bf4 25. Ne2 Bg5 26. Nf3 Be3 27. Rb1 a5 28. h4
g5 29. h5 Rgb8 30. Nh2 Qb4+ 31. Qxb4 axb4 32. Ra1 Rd8 33. Nf1 Bf4 34. Nxf4 gxf4
35. Nd2 Rg8 36. a3 bxa3 37. bxa3 Ba6 38. Nb3 Bxc4 39. dxc4 Rgb8 40. Nxc5 Ra5
41. Nd3 Rb3 42. Kd2 Rbxa3 43. Rxa3 Rxa3 44. Re2 Ra2+ 45. Kd1 Ra1+ 46. Nc1 Ke7
47. Ra2 Rb1 48. Ra7+ Kd6 49. Rf7 *
Position (FEN): 8/5R2/2pk1p1p/4pP1P/2PpPpP1/8/8/1rNK4 b - - 11 49
Black to move.
Themes:  Endgame  
Puzzle rating: 1782
Best move: f3