Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d4 c5 3. c4 e6 4. Nc3 Nc6 5. cxd5 exd5 6. Bg5 Nf6 7. e3 Be6 8. Bb5
Be7 9. Qa4 Qb6 10. Ne5 Rc8 11. Bxc6+ bxc6 12. O-O O-O 13. dxc5 Bxc5 14. Qc2 Bd6
15. Nf3 Rb8 16. b3 Ng4 17. h3 Ne5 18. Nxe5 Bxe5 19. Rac1 h6 20. Be7 Rfe8 21.
Na4 Qc7 22. Ba3 Bd7 23. Nc5 Rbc8 24. Bb2 Qd8 25. Rfd1 Bxb2 26. Qxb2 Bf5 27. Qd4
Qg5 28. Kf1 Qg6 29. Qa4 Re7 30. Qf4 Be4 31. Nxe4 Rxe4 32. Qf3 a5 33. Rc5 a4 34.
Rdc1 axb3 35. axb3 Rb4 36. Rxd5 Rxb3 37. Rdc5 Rb1 38. Qd1 Rxc1 39. Qxc1 Qd3+
40. Kg1 Rb8 41. Qc2 Rb1+ 42. Kh2 Qd6+ 43. f4 Rb6 44. Re5 Kf8 45. Qh7 f6 46.
Qh8+ Kf7 *
Position (FEN): 7Q/5kp1/1rpq1p1p/4R3/5P2/4P2P/6PK/8 w - - 2 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 840
Best move: Qe8#