Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. Nf3 Nd7 3. d4 g6 4. Bc4 Ngf6 5. Bxf7+ Kxf7 6. Ng5+ Kg8 7. Ne6 Qe8
8. Nxc7 Qf7 9. Nxa8 Bg7 10. d5 Nxe4 11. O-O Ne5 12. Nc7 Bh3 13. f3 Bxg2 14.
Kxg2 Nf6 15. Ne6 Nh5 16. Nxg7 Kxg7 17. Nc3 Qf6 18. Ne4 Qh4 19. Bg5 Nf4+ 20.
Bxf4 Qxf4 21. Kh1 Rf8 22. Qd4 Kg8 23. Rf2 Nxf3 24. Qd3 g5 25. Raf1 g4 26. Nd2
Qh6 27. Nxf3 gxf3 28. Rg1+ Kh8 29. Qd4+ Qf6 30. Qg4 Qf7 31. Rxf3 Qxf3+ 32. Rg2
Qxg4 33. Rxg4 Rf2 34. Rc4 Kg7 35. Rc7 Kf6 36. Rxb7 Rxc2 37. Rxa7 Rxb2 38. a4
Re2 39. a5 Kf5 40. Rb7 Kf4 41. Rb3 h5 42. Ra3 h4 43. a6 Kg4 44. a7 h3 45. a8=Q
*
Position (FEN): Q7/4p3/3p4/3P4/6k1/R6p/4r2P/7K b - - 0 45
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 670
Best move: Re1#