Chess puzzle (Advantage)
Moves: 1. c4 d5 2. Nc3 dxc4 3. e4 c6 4. Bxc4 e6 5. Nf3 b5 6. Bb3 Nf6 7. O-O Be7 8. d4
O-O 9. e5 Nd5 10. Nxd5 exd5 11. Bc2 Re8 12. Bd3 Na6 13. Qc2 g6 14. Qxc6 Nb4 15.
Qxa8 Nxd3 16. Qxa7 Bg4 17. Nd2 Be2 18. f4 Bxf1 19. Nxf1 Qc8 20. Bd2 Qc2 21. Qd7
Kf8 22. Qxd5 Qxb2 23. Rd1 Rd8 24. Qb3 Qxd4+ 25. Be3 Qc4 26. g3 Qxb3 27. axb3
Nc5 28. Rxd8+ Bxd8 29. b4 Nd3 30. Kg2 Nxb4 31. Bc5+ Be7 32. Bxe7+ Kxe7 33. Nd2
Nd5 34. Kf3 b4 35. Ke4 Ke6 36. Nc4 b3 37. Kd3 f6 38. exf6 Kxf6 39. Nd2 Kf5 40.
Nxb3 Nf6 41. h3 Ne4 42. g4+ *
Position (FEN): 8/7p/6p1/5k2/4nPP1/1N1K3P/8/8 b - - 0 42
Black to move.
Themes:  Endgame, Knight Endgame  
Puzzle rating: 598
Best move: Kxf4