Chess puzzle (Crushing)
Moves: 1. Nf3 d5 2. g3 c5 3. Bg2 e6 4. O-O Bd6 5. d4 c4 6. c3 h6 7. b3 b5 8. bxc4 bxc4
9. Nbd2 Nc6 10. a4 Nf6 11. Ba3 O-O 12. Ne5 Bxa3 13. Rxa3 Nxe5 14. dxe5 Ng4 15.
e4 Nxe5 16. exd5 exd5 17. Nf3 Bg4 18. Qe1 Nxf3+ 19. Bxf3 Bxf3 20. Qe3 Be4 21.
Raa1 Re8 22. Qd2 Qf6 23. Rae1 Rab8 24. Re3 Red8 25. Rfe1 d4 26. cxd4 Rxd4 27.
Qe2 Bc6 28. Rc1 Rb4 29. a5 Qf5 30. Re5 Qf3 31. Qxf3 Bxf3 32. Re8+ Kh7 33. Re7
Rb5 34. Rxf7 Rc5 35. Rxf3 Rdd5 36. Rfc3 Rd4 37. a6 Kg6 38. Kg2 Kf5 39. f4 Ke4
40. Re1+ Kd5 41. Re5+ Kc6 42. Re6+ Kb5 43. Re7 Kxa6 44. Rxg7 Rd3 45. Ra3+ *
Position (FEN): 8/p5R1/k6p/2r5/2p2P2/R2r2P1/6KP/8 b - - 2 45
Black to move.
Themes: Hanging Piece Endgame, Rook Endgame  
Puzzle rating: 1140
Best move: Rxa3