Chess puzzle (Crushing)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 Nf6 6. h3 Nbd7 7. e3 Be7 8. Nf3
O-O 9. Bd3 b5 10. a3 Nb6 11. b3 Bd6 12. Bxd6 cxd6 13. Qc2 Bd7 14. O-O h6 15.
Bf5 Rc8 16. Bxd7 Qxd7 17. Qd3 Rc7 18. Rac1 Rfc8 19. Ne2 Ne4 20. Nd2 f5 21. Rxc7
Rxc7 22. f3 Nxd2 23. Qxd2 Nc8 24. Rc1 Ne7 25. Rxc7 Qxc7 26. Qc3 Qxc3 27. Nxc3
Kf7 28. Kf2 Ke6 29. Ke2 g5 30. Kd3 Ng6 31. g4 fxg4 32. fxg4 Nh4 33. Ne2 Nf3 34.
Kc3 Ne1 35. Kb4 Nc2+ 36. Ka5 Nxe3 37. Kxa6 Nc2 38. Kxb5 Nxa3+ 39. Kc6 Nc2 40.
Kb5 Kd7 41. b4 Kc7 42. Ka5 Ne3 43. b5 Nc4+ *
Position (FEN): 8/2k5/3p3p/KP1p2p1/2nP2P1/7P/4N3/8 w - - 1 44
White to move.
Themes: Defensive Move Endgame, Knight Endgame  
Puzzle rating: 1565
Best move: Ka6