Chess puzzle (Checkmate)
Moves: 1. Nf3 g6 2. c4 Bg7 3. g3 f5 4. Bg2 Nf6 5. O-O O-O 6. Nc3 d6 7. d3 e5 8. Rb1
Kh8 9. b4 Nc6 10. b5 Ne7 11. a4 a6 12. Nd2 axb5 13. axb5 Ra7 14. b6 cxb6 15.
Qb3 Ra6 16. Ba3 Be6 17. Nb5 Ne8 18. Rfc1 Qd7 19. Qb4 Nc6 20. Qb3 Rf7 21. Bd5
Bf8 22. Nf3 Bh6 23. Rd1 Bxd5 24. cxd5 Na5 25. Qb4 Rf6 26. Bc1 Bxc1 27. Rdxc1 h6
28. h4 Kg7 29. Kg2 Ra8 30. Rc2 Rc8 31. Rbc1 Rxc2 32. Rxc2 Rf8 33. Na7 Qf7 34.
Nc8 Qxd5 35. Nxb6 Qb3 36. Qxb3 Nxb3 37. Rc8 Na5 38. Nd2 Nc6 39. Nd7 Rf7 40. Nb6
Nc7 41. Ndc4 Nb5 42. Ra8 g5 43. Nd5 gxh4 44. gxh4 Kh7 45. Ncb6 Rg7+ 46. Kh2
Nbd4 47. h5 Nxe2 *
Position (FEN): R7/1p4rk/1Nnp3p/3Npp1P/8/3P4/4nP1K/8 w - - 0 48
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 740
Best move: Nf6#