Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 Nh5 3. Bg5 h6 4. Bd2 Nf6 5. c4 d6 6. Nc3 Nc6 7. Nf3 Bg4 8. e3
e5 9. Qa4 Qd7 10. d5 Ne7 11. Nb5 Rc8 12. Qxa7 c6 13. dxc6 Nxc6 14. Qa4 Be7 15.
h3 Be6 16. Nc3 O-O 17. Be2 Ra8 18. Qd1 d5 19. cxd5 Nxd5 20. Nxd5 Bxd5 21. a3
Rfd8 22. Bc3 Qe6 23. Qc2 Bb3 24. Qe4 Bd5 25. Qg4 f5 26. Qg3 Bd6 27. O-O Qe7 28.
Qg6 Rf8 29. Rfd1 Rf6 30. Qh5 Bf7 31. Qh4 Qe6 32. Rac1 Be7 33. Qg3 Rg6 34. Qh2
Bd6 35. Qh1 f4 36. exf4 exf4 37. Bf1 Qe7 38. Re1 Qc7 39. h4 Re8 40. Nd4 Nxd4
41. Bxd4 Qd7 42. Bc3 Rxe1 43. Rxe1 Re6 44. Rxe6 Bxe6 45. h5 Qe7 46. g3 fxg3 47.
Qf3 gxf2+ 48. Kxf2 Bc5+ 49. Kg2 Qg5+ 50. Qg3 Bd5+ 51. Kh3 Qf5+ 52. Kh2 Qxf1 *
Position (FEN): 6k1/1p4p1/7p/2bb3P/8/P1B3Q1/1P5K/5q2 w - - 0 53
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 991
Best move: Qxg7#