Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. b3 Bf5 5. Bb2 e6 6. Nc3 Be7 7. Be2 O-O 8. O-O
a6 9. Nh4 Be4 10. d3 Bg6 11. Nxg6 hxg6 12. d4 Nbd7 13. Rc1 b5 14. cxd5 cxd5 15.
Qd3 Qb6 16. Rc2 Rfc8 17. Rfc1 Qb7 18. Bf3 Nb6 19. Ne2 Rxc2 20. Rxc2 Rc8 21. Nf4
Rc7 22. Rxc7 Qxc7 23. Qc3 Qxc3 24. Bxc3 b4 25. Bd2 a5 26. Nd3 Nfd7 27. Kf1 Kf8
28. Ke2 Bd6 29. Kd1 Ke7 30. Kc2 Kd8 31. h3 Kc7 32. g4 g5 33. e4 dxe4 34. Bxe4
Be7 35. f4 Nf6 36. Bg2 gxf4 37. Bxf4+ Kd7 38. Ne5+ Ke8 39. Nc4 Nbd5 40. Bd2 Bd8
41. Bf3 Bc7 42. g5 Nd7 43. Bxd5 exd5 44. Ne3 Nb6 45. Kd3 g6 46. Ng4 Ke7 47. Nf6
Ke6 48. Ne8 Bb8 49. Ke3 Kf5 50. Kf3 Nd7 *
Position (FEN): 1b2N3/3n1p2/6p1/p2p1kP1/1p1P4/1P3K1P/P2B4/8 w - - 10 51
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1125
Best move: Ng7#