Chess puzzle (Equality)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Nf6
8. f3 Bc5 9. Be3 O-O 10. Nf5 Bxe3 11. Nxe3 Be6 12. Nc3 Rad8 13. Kf2 Rd2+ 14.
Ne2 Rfd8 15. Rhd1 Nh5 16. g3 R8d7 17. Rxd2 Rxd2 18. Rd1 Rxd1 19. Nxd1 Kf8 20.
Ndc3 Ke7 21. Ke3 Kd6 22. Nf4 Nxf4 23. Kxf4 h6 24. Ke3 b5 25. a3 g5 26. Ne2 c5
27. f4 f6 28. Ng1 a5 29. c3 b4 30. Nf3 Bc4 31. e5+ fxe5 32. Nxe5 Bd5 33. Ng4 h5
34. Nf6 gxf4+ 35. Kxf4 Bf7 36. Kg5 Ke5 37. Nxh5 Kd5 38. Nf4+ Kc4 39. Kf6 Be8
40. cxb4 cxb4 41. axb4 axb4 42. Ke5 *
Position (FEN): 4b3/2p5/8/4K3/1pk2N2/6P1/1P5P/8 b - - 1 42
Black to move.
Themes:  Endgame  
Puzzle rating: 1718
Best move: Kb3