Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Nd3 Qxe4+ 7. Qe2
Qxe2+ 8. Kxe2 Bf5 9. Ne1 O-O-O 10. Kd1 Nf6 11. d3 Bc5 12. Be3 Bxe3 13. fxe3 Ng4
14. Ke2 Rhe8 15. e4 Bd7 16. h3 Nh6 17. Nc3 f5 18. Nf3 fxe4 19. Nxe4 Nf5 20. Kf2
c5 21. Rhe1 c4 22. Nc5 cxd3 23. Nxd7 Kxd7 24. Rad1 Rxe1 25. Nxe1 Ke7 26. Rxd3
Rxd3 27. Nxd3 Nd4 28. c3 Nb5 29. a4 Nd6 30. Nc5 a5 31. Kf3 b6 32. Ne4 Nc4 33.
b3 Ne5+ 34. Kf4 Nd3+ 35. Ke3 Nc1 36. Nd2 Ke6 37. b4 Na2 38. bxa5 bxa5 39. Kd3
Nc1+ 40. Kc4 c6 41. Nb3 *
Position (FEN): 8/6pp/2p1k3/p7/P1K5/1NP4P/6P1/2n5 b - - 1 41
Black to move.
Themes:  Endgame, Knight Endgame  
Puzzle rating: 973
Best move: Nxb3