Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. Nc3 Nf6 3. e4 d5 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bb5 Qb6 8. Bxc6
bxc6 9. O-O cxd4 10. Nb1 Ba6 11. Re1 d3+ 12. Kh1 dxc2 13. Qxc2 c5 14. Nc3 Be7
15. Bd2 Rb8 16. b3 g6 17. Rac1 O-O 18. Qd1 Rfc8 19. Ng5 Bxg5 20. fxg5 c4 21.
bxc4 Rxc4 22. Qf3 Qd4 23. Be3 Qg4 24. Qxg4 Rxg4 25. h3 Rc4 26. Ne2 Rbc8 27.
Rxc4 Rxc4 28. Nd4 Nxe5 29. Rb1 Kg7 30. Nb3 Nc6 31. Bc5 Rc2 32. a3 e5 33. Bd6 h6
34. gxh6+ Kxh6 35. Rf1 f5 36. Re1 e4 37. Nc5 Bc8 38. Nb3 Rc3 39. Nd2 Rxa3 40.
Nf1 Be6 41. h4 Ra2 42. Bf4+ Kg7 43. Ng3 Kf6 44. Bg5+ Ke5 45. h5 gxh5 46. Nxh5
d4 47. Bf4+ Kd5 48. Rc1 Ra5 *
Position (FEN): 8/p7/2n1b3/r2k1p1N/3ppB2/8/6P1/2R4K w - - 4 49
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 923
Best move: Nf6#