Chess puzzle (Crushing)
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Nf3 Nb4 6. Bb5+ Bd7 7. Bxd7+ Qxd7
8. c3 Nc6 9. O-O O-O-O 10. Re1 Bd6 11. Qd3 Nf6 12. Bg5 Rde8 13. Nbd2 h6 14. Bh4
g5 15. Bg3 Bxg3 16. fxg3 Ng4 17. Rxe8+ Rxe8 18. Re1 Rxe1+ 19. Nxe1 Qe6 20. Nef3
Qe3+ 21. Qxe3 Nxe3 22. Ne1 Na5 23. Nd3 f6 24. Kf2 Ng4+ 25. Kg1 b6 26. h3 Ne3
27. Kf2 Nec4 28. Nxc4 Nxc4 29. Kf3 Kd7 30. Kg4 Ne3+ 31. Kh5 Nxg2 32. Kxh6 Ke6
33. Kg6 a5 34. a4 c6 35. b4 Ne3 36. h4 gxh4 37. gxh4 Ng2 38. h5 Nh4+ 39. Kg7
Nf5+ 40. Kg8 Nh6+ 41. Kf8 Kf5 42. Kg7 Kg5 43. b5 *
Position (FEN): 8/6K1/1pp2p1n/pP1p2kP/P2P4/2PN4/8/8 b - - 0 43
Black to move.
Themes:  Endgame, Knight Endgame  
Puzzle rating: 1070
Best move: cxb5