Chess puzzle (Crushing)
Moves: 1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. exd5 exd5 5. d4 Bd6 6. Bd3 O-O 7. O-O Bg4 8.
h3 Bh5 9. g4 Bg6 10. Ne5 Bxd3 11. Qxd3 c6 12. Bg5 Be7 13. Bf4 Nbd7 14. Rae1
Nxe5 15. dxe5 Nd7 16. Ne2 Nc5 17. Qg3 Ne4 18. Qd3 Bc5 19. Be3 Qb6 20. Bxc5 Nxc5
21. Qd4 Ne6 22. Qxb6 axb6 23. a3 Ng5 24. Kg2 Rae8 25. Ng3 f6 26. f4 Ne6 27.
exf6 Rxf6 28. f5 Nc7 29. Rxe8+ Nxe8 30. Re1 Kf8 31. Nh5 Rf7 32. Nf4 Nc7 33. Kg3
Re7 34. Rxe7 Kxe7 35. g5 Kd6 36. Kg4 Ke5 37. h4 d4 38. h5 Nd5 39. Nxd5 Kxd5 40.
Kf4 Kd6 41. h6 gxh6 42. gxh6 Kd5 43. Kg5 Ke5 44. f6 Ke6 45. b3 c5 *
Position (FEN): 8/1p5p/1p2kP1P/2p3K1/3p4/PP6/2P5/8 w - - 0 46
White to move.
Themes: Defensive Move, Zugzwang Endgame, Pawn Endgame  
Puzzle rating: 1647
Best move: a4