Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 a6 5. O-O e6 6. Bg5 Be7 7. c3 O-O 8. Nbd2
Nc6 9. h3 Qc7 10. Nh2 d5 11. exd5 Nxd5 12. Bxe7 Qxe7 13. Ndf3 Rd8 14. Re1 b5
15. Bxd5 Rxd5 16. Ng4 Bb7 17. Qe2 Rad8 18. Rad1 Qd6 19. Ne3 Rxd3 20. Rxd3 Qxd3
21. Ng4 Ne7 22. Ne3 Qxe2 23. Rxe2 Bxf3 24. gxf3 Nf5 25. Kg2 g6 26. Nxf5 exf5
27. Kg3 Kg7 28. a3 Kf6 29. h4 h6 30. f4 Rd3+ 31. f3 Rd1 32. c4 b4 33. axb4 cxb4
34. Rc2 Rd6 35. c5 Rc6 36. b3 a5 37. Kf2 Ke6 38. Ke3 Kd5 39. Rd2+ Kxc5 40. Rd7
a4 41. bxa4 Kc4 42. a5 b3 43. Rxf7 Kc3 44. Rb7 Re6+ 45. Kf2 Kb2 46. Rb6 Re8 47.
a6 Ka2 48. a7 Ra8 49. Ke3 *
Position (FEN): r7/P7/1R4pp/5p2/5P1P/1p2KP2/k7/8 b - - 2 49
Black to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1879
Best move: Rxa7