Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. c3 e6 3. Bf4 Nf6 4. e3 g6 5. Nd2 cxd4 6. exd4 Bg7 7. Ngf3 O-O 8.
Bd3 d5 9. h3 a6 10. a4 Nc6 11. O-O Re8 12. Re1 Nd7 13. Ng5 e5 14. dxe5 Ncxe5
15. Bc2 Nc4 16. Nxc4 Rxe1+ 17. Qxe1 dxc4 18. Rd1 Qf6 19. Qe8+ Nf8 20. Be3 b5
21. Rd8 Bd7 22. Rxa8 Bxe8 23. Rxe8 Qc6 24. Rb8 f6 25. Nf3 Kf7 26. axb5 axb5 27.
Nd4 Qa6 28. Rxb5 Ne6 29. Rb4 Nxd4 30. Bxd4 f5 31. Bxg7 Kxg7 32. Ra4 Qb6 33. Rb4
Qa7 34. Ba4 Qe7 35. Bb5 Qe1+ 36. Kh2 Qxf2 37. Bxc4 h5 38. Bd5 f4 39. Bf3 Kh6
40. Rb7 g5 41. b4 g4 42. hxg4 hxg4 43. Rb6+ Kg5 44. Rb5+ Kh4 45. Rf5 g3+ 46.
Kh1 *
Position (FEN): 8/8/8/5R2/1P3p1k/2P2Bp1/5qP1/7K b - - 1 46
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 723
Best move: Qe1#