Chess puzzle (Checkmate)
Moves: 1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 d6 6. Nge2 Nge7 7. O-O O-O 8. d3
h6 9. Rb1 a5 10. a3 Nd4 11. Nxd4 exd4 12. Nd5 c6 13. Nxe7+ Qxe7 14. b4 axb4 15.
axb4 Kh7 16. Re1 Bd7 17. Bb2 Rfe8 18. Qb3 Qd8 19. Ra1 Qc7 20. h4 h5 21. Kh2 Qb6
22. Bh3 Bxh3 23. Kxh3 Qc7 24. Kg2 Qd7 25. Reb1 f5 26. f3 Rf8 27. Rxa8 Rxa8 28.
Re1 Re8 29. Bc1 Qf7 30. b5 fxe4 31. Rxe4 d5 32. cxd5 cxd5 33. Rxe8 Qxe8 34. Kf2
Qd7 35. Kg2 Qe6 36. Qc2 Be5 37. Bg5 Bd6 38. Qb2 Bc5 39. Qd2 Kg8 40. Bf4 Kf7 41.
Bg5 Qf5 42. Qc2 b6 43. Qa2 Qd7 44. Qa6 Ke6 45. Qa8 Kf7 46. Qh8 Qe6 47. Qh7+ Ke8
48. Kf2 Qf7 49. Qh8+ Kd7 50. Qe5 Qe6 51. Qh8 Bb4 *
Position (FEN): 7Q/3k4/1p2q1p1/1P1p2Bp/1b1p3P/3P1PP1/5K2/8 w - - 18 52
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 600
Best move: Qd8#