Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Nc6 6. O-O e6 7. c3 Be7 8. Bf4
O-O 9. Nbd2 Bd6 10. Bg3 Bxg3 11. hxg3 Re8 12. Re1 Qd6 13. Ne5 Nd7 14. Qh5 g6
15. Nxg6 hxg6 16. Bxg6 fxg6 17. Qxg6+ Kh8 18. Nf3 Nf8 19. Qh6+ Kg8 20. Ne5 Nxe5
21. Rxe5 Kf7 22. Rae1 Ke7 23. f4 Kd8 24. f5 Bd7 25. fxe6 Nxe6 26. Qf6+ Qe7 27.
Qf3 Qd6 28. Qf6+ Qe7 29. Qg6 Qg7 30. Qh5 Qe7 31. Rxd5 Kc7 32. Rc5+ Nxc5 33.
Rxe7 Rxe7 34. Qxc5+ Kd8 35. g4 Ke8 36. g5 Rc8 37. Qd5 Bc6 38. Qf5 Bd7 39. Qg6+
Kd8 40. Qg8+ Kc7 41. Qd5 Bc6 42. Qf5 Rce8 43. g6 Rg7 44. g4 Reg8 45. Qe5+ Kb6
46. b4 Rxg6 *
Position (FEN): 6r1/pp6/1kb3r1/4Q3/1P1P2P1/2P5/P7/6K1 w - - 0 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1561
Best move: Qa5#