Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Nc3 d6 6. d3 Bg4 7. Be3 Bxf3 8.
Qxf3 Nf6 9. O-O e5 10. Qe2 Be7 11. f4 Nd7 12. fxe5 dxe5 13. Qf3 O-O 14. Qg4 Nf6
15. Qf5 g6 16. Qxe5 Ng4 17. Qg3 Nxe3 18. Qxe3 Qd4 19. Qxd4 cxd4 20. Ne2 c5 21.
Nf4 Bg5 22. Nd5 Rfd8 23. Nb6 Rab8 24. Nc4 Kg7 25. b3 Re8 26. a4 Bd8 27. a5 f5
28. exf5 Re2 29. fxg6 hxg6 30. Nd6 Re7 31. Rad1 Bc7 32. Nc4 Rb5 33. Rf3 Bxa5
34. Rdf1 Bc7 35. h3 Rb7 36. R3f2 Bg3 37. Rf3 Bh4 38. Nd6 Rbd7 39. Ne4 Rxe4 40.
dxe4 Bg5 41. Rg3 Be3+ 42. Kh2 Re7 43. Kh1 Rxe4 44. Rd1 Re7 45. Rf1 a5 46. Ra1
Ra7 47. Ra4 Bd2 48. Rc4 Bb4 49. Rd3 a4 50. Rg3 *
Position (FEN): 8/r5k1/6p1/2p5/pbRp4/1P4RP/2P3P1/7K b - - 1 50
Black to move.
Themes:  Endgame  
Puzzle rating: 1231
Best move: a3