Chess puzzle (Crushing)
Moves: 1. d4 Nf6 2. Nf3 d5 3. a3 h6 4. Nc3 Bg4 5. Bf4 c6 6. h3 Bxf3 7. exf3 e6 8. Bd3
Bd6 9. Qd2 Bxf4 10. Qxf4 Nbd7 11. O-O-O Nb6 12. g4 g5 13. Qg3 Nc4 14. h4 gxh4
15. Rxh4 Qb6 16. Bxc4 dxc4 17. Qe5 Ke7 18. Ne4 Nd5 19. g5 hxg5 20. Qxg5+ Kd7
21. Rxh8 Rxh8 22. Qg7 Re8 23. Qxf7+ Re7 24. Nf6+ Nxf6 25. Qxf6 Qc7 26. Qe5 Kc8
27. f4 Qxe5 28. fxe5 Rf7 29. Rf1 Rf4 30. c3 a5 31. a4 b5 32. axb5 cxb5 33. Kd2
b4 34. Ke3 Rh4 35. cxb4 axb4 36. f4 Rh3+ 37. Rf3 *
Position (FEN): 2k5/8/4p3/4P3/1ppP1P2/4KR1r/1P6/8 b - - 2 37
Black to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1052
Best move: Rxf3+