Chess puzzle (Advantage)
Moves: 1. e4 c6 2. Qf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bd7 6. Qxd5 Nb4 7. Bxd7+ Qxd7
8. Qxd7+ Kxd7 9. Na3 e6 10. Bd2 Nd5 11. Nc4 Rc8 12. Ne3 Nf4 13. g3 Ng6 14. Nf3
Nf6 15. Ne5+ Nxe5 16. dxe5 Ne4 17. f3 Nxd2 18. Kxd2 Bb4+ 19. c3 Ba5 20. Rad1
Rhd8 21. Ke2+ Ke8 22. Rxd8+ Rxd8 23. Rd1 Rxd1 24. Nxd1 Kd7 25. c4 a6 26. b3 b5
27. cxb5 axb5 28. Kd3 Kc6 29. Kd4 Bb6+ 30. Kc3 Kd5 31. f4 h5 32. Kb4 Kc6 33.
Nc3 Bg1 34. h3 Bf2 35. g4 hxg4 36. hxg4 Bg3 37. Nxb5 Bxf4 38. Nd4+ Kd5 39. Nf3
Ke4 40. Nh4 Bxe5 41. a4 g5 42. Ng2 Kf3 43. Ne1+ Kxg4 44. a5 Bd4 45. Kc4 Ba7 *
Position (FEN): 8/b4p2/4p3/P5p1/2K3k1/1P6/8/4N3 w - - 3 46
White to move.
Themes: Defensive Move Endgame  
Puzzle rating: 1516
Best move: b4