Chess puzzle (Crushing)
Moves: 1. Nf3 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e5 5. Nxe5 Be6 6. Bxe6 fxe6 7. d4 Bb4+
8. Bd2 Bxd2+ 9. Nxd2 O-O 10. Qb3 Qd5 11. O-O b6 12. Qxd5 exd5 13. f4 Nbd7 14.
Nxd7 Nxd7 15. b4 b5 16. e4 dxe4 17. Nxe4 Nf6 18. Nc5 Rfe8 19. Rae1 Rxe1 20.
Rxe1 Nd5 21. Ne6 c6 22. a3 Re8 23. Kf2 Kf7 24. Ng5+ Kf8 25. Nxh7+ Kf7 26. Ng5+
Kf8 27. Ne6+ Kf7 28. Nxg7 Rxe1 29. Kxe1 Kxg7 30. g3 Kf6 31. Ke2 Kf5 32. h4 Kg4
33. Kf2 Ne7 34. Ke3 Nf5+ 35. Ke4 Nxg3+ 36. Ke5 Ne2 37. f5 Kxh4 38. f6 Kg4 39.
f7 Nf4 40. Kd6 Ng6 41. Kxc6 Kf5 42. d5 Ke5 43. d6 Ke6 44. Kc7 Kxf7 *
Position (FEN): 8/p1K2k2/3P2n1/1p6/1P6/P7/8/8 w - - 0 45
White to move.
Themes: Advanced Pawn Endgame, Knight Endgame  
Puzzle rating: 604
Best move: d7