Chess puzzle (Crushing)
Moves: 1. c4 c6 2. Nc3 d5 3. d4 Nf6 4. Bg5 e6 5. e3 Be7 6. Nf3 Nbd7 7. Rc1 O-O 8. Bd3
dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O b6 12. Qe2 Bb7 13. Ne4 N5f6 14. Ned2 c5
15. a3 Rac8 16. Ba6 Nb8 17. Bxb7 Qxb7 18. d5 exd5 19. Qd3 Nc6 20. b3 Rcd8 21.
Rfd1 h6 22. Qc2 d4 23. exd4 Nxd4 24. Nxd4 Rxd4 25. Nf3 Rxd1+ 26. Rxd1 Re8 27.
h3 Qa6 28. a4 Qe2 29. Rd2 Qe7 30. Qc4 Rd8 31. Rd3 Rxd3 32. Qxd3 Qe6 33. Qb5 Ne4
34. Qd3 Nd6 35. Nd2 Qe1+ 36. Kh2 Qe5+ 37. Kg1 Nf5 38. Nf3 Qa1+ 39. Kh2 g6 40.
Qd5 Nd4 41. Ne5 Ne6 42. Nc6 Qf6 43. Kg1 Nd4 44. Nxa7 Qe6 45. Qxe6 fxe6 46. Nc8
Nxb3 47. Nxb6 Nd2 *
Position (FEN): 6k1/8/1N2p1pp/2p5/P7/7P/3n1PP1/6K1 w - - 1 48
White to move.
Themes: Defensive Move Endgame, Knight Endgame  
Puzzle rating: 1197
Best move: a5