Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 g6 7. Nd2 Bf5 8.
Ndf3 Bxd3 9. Qxd3 Bg7 10. O-O-O e6 11. Ne2 Ne4 12. Be3 Rc8 13. Kb1 a6 14. Ng3
Nf6 15. Qd2 b5 16. Rc1 Qb6 17. Bh6 O-O 18. h4 Bxh6 19. Qxh6 Ng4 20. Qd2 h5 21.
Ng5 b4 22. Rhd1 bxc3 23. Rxc3 Na5 24. f3 Nf6 25. Rdc1 Rxc3 26. Qxc3 Rb8 27. Ka1
Nc4 28. b3 Nd6 29. Qc5 Nb5 30. Qxb6 Rxb6 31. Rc8+ Kg7 32. Ne2 Nh7 33. Nxh7 Kxh7
34. Kb2 Kg7 35. Rc5 Kf6 36. a4 Nd6 37. g3 g5 38. hxg5+ Kxg5 39. Kc3 Nf5 40. a5
Rd6 41. b4 h4 42. gxh4+ Nxh4 43. f4+ Kf5 44. b5 axb5 45. Rxb5 Ra6 46. Kb4 Ng6
47. Rb7 f6 48. Rg7 Nxf4 *
Position (FEN): 8/6R1/r3pp2/P2p1k2/1K1P1n2/8/4N3/8 w - - 0 49
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1086
Best move: Ng3#