Chess puzzle (Crushing)
Moves: 1. d4 d5 2. c4 e6 3. a3 Nf6 4. Bf4 Nc6 5. e3 Bd6 6. Bg5 O-O 7. Nf3 h6 8. Bh4
Be7 9. Bg3 Ne4 10. Bd3 Nxg3 11. hxg3 dxc4 12. Bxc4 Bf6 13. Nbd2 e5 14. d5 Ne7
15. e4 c6 16. dxc6 Nxc6 17. O-O Bg4 18. Qb3 Na5 19. Qc3 Nxc4 20. Qxc4 Rc8 21.
Qb3 b6 22. Rac1 Qd6 23. Rxc8 Rxc8 24. Nc4 Qe6 25. Nfd2 Be2 26. Rc1 Bg5 27. Rc3
Bxd2 28. Nxd2 Rxc3 29. Qxc3 Bb5 30. Nf3 f6 31. Nh4 Qc4 32. Qxc4+ Bxc4 33. Nf5
Bd3 34. f3 Kf7 35. Nd6+ Ke6 36. Nc8 b5 37. Kf2 Kd7 38. Ke3 Bf1 39. Nxa7 Kc7 40.
a4 *
Position (FEN): 8/N1k3p1/5p1p/1p2p3/P3P3/4KPP1/1P4P1/5b2 b - - 0 40
Black to move.
Themes:  Endgame  
Puzzle rating: 1181
Best move: bxa4