Chess puzzle (Checkmate)
Moves: 1. c4 f5 2. Nc3 Nf6 3. d4 g6 4. Nf3 Bg7 5. g3 O-O 6. Bg2 d6 7. O-O c6 8. b3 e5
9. dxe5 dxe5 10. Qxd8 Rxd8 11. Bg5 h6 12. Rad1 Rxd1 13. Rxd1 hxg5 14. Rd8+ Kf7
15. Rxc8 Nh7 16. e4 g4 17. Nh4 f4 18. Bf1 f3 19. h3 Bf6 20. hxg4 Bxh4 21. gxh4
Nf6 22. g5 Nh5 23. Kh2 Ke7 24. Kh3 Kd7 25. Rh8 Kc7 26. Kg4 b6 27. Kxf3 Kb7 28.
Bh3 Na6 29. Rxa8 Kxa8 30. Ne2 Nb4 31. Bg4 Ng7 32. Nc3 Nc2 33. Kg3 Nd4 34. f4
exf4+ 35. Kxf4 Kb7 36. Ke5 c5 37. Kf6 Ne8+ 38. Kxg6 Nd6 39. h5 Nc6 40. h6 Ne5+
41. Kh5 Ne8 42. Be6 Kc7 43. g6 Kd6 44. Bd5 Ke7 45. h7 Nf6+ 46. Kh6 Neg4+ 47.
Kg7 Ne8+ 48. Kg8 Ngf6+ 49. Kh8 Kf8 50. e5 Nh5 51. Ne4 Nf4 52. Nf6 *
Position (FEN): 4nk1K/p6P/1p3NP1/2pBP3/2P2n2/1P6/P7/8 b - - 4 52
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1569
Best move: Nxg6#