Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 O-O 6. cxd5 Nxd5 7. h3 b6 8. e4
Nxc3 9. bxc3 Bb7 10. Bd3 f5 11. exf5 gxf5 12. O-O Nd7 13. Ng5 Bd5 14. c4 h6 15.
Nf3 Be4 16. Re1 Nf6 17. Bb2 c5 18. d5 Qd6 19. Nh4 Qf4 20. Ng6 Qg5 21. Nxe7+ Kh7
22. Bxe4 Nxe4 23. Bxg7 Kxg7 24. Nc6 Kh8 25. f3 Nd6 26. Rc1 Rg8 27. Re2 Rg7 28.
Qd2 f4 29. Qc3 Rg8 30. Qe5 Nf5 31. Rcc2 Kh7 32. Re4 Qxg2+ 33. Rxg2 Rxg2+ 34.
Kf1 Rg1+ 35. Ke2 R8g2+ 36. Kd3 Rd1+ 37. Kc3 Rc1+ 38. Kb3 Ng7 39. Qxf4 Rcc2 40.
Re7 Rb2+ 41. Kc3 Rxa2 42. Rxg7+ Kxg7 43. Qe5+ Kh7 44. Qe7+ Kg6 45. Qe4+ Kh5 46.
Qf5+ Kh4 47. Qf4+ Kxh3 48. Ne5 *
Position (FEN): 8/p7/1p5p/2pPN3/2P2Q2/2K2P1k/r5r1/8 b - - 1 48
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1334
Best move: Ra3#