Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 Be6 5. Nf3 Nf6 6. Bf4 Nc6 7. e3 Bb4 8. a3
Bxc3+ 9. bxc3 O-O 10. Bd3 h6 11. Qc2 Re8 12. O-O Ne7 13. Be5 Nc6 14. h3 Qe7 15.
Rab1 b6 16. Bb5 Bd7 17. Bxf6 Qxf6 18. Bxc6 Bxc6 19. Ne5 Bb7 20. f4 Ba6 21. Rf2
Rab8 22. Nd7 Qe6 23. Nxb8 Rxb8 24. Qd2 Bc4 25. Rb4 a5 26. Rb1 a4 27. Rb4 b5 28.
g4 Re8 29. Rf3 Qe4 30. Kf2 Qe7 31. f5 Qh4+ 32. Kg2 f6 33. Rf4 h5 34. Rb1 hxg4
35. Rxg4 Qh5 36. Rg3 Qxf5 37. Rg1 Qe4+ 38. Kh2 g5 39. Qg2 Qd3 40. Rxg5+ fxg5
41. Qxg5+ Kf7 42. Qg7+ Ke6 43. Rg6+ Kf5 44. Qf6+ Ke4 *
Position (FEN): 4r3/2p5/5QR1/1p1p4/p1bPk3/P1PqP2P/7K/8 w - - 7 45
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1815
Best move: Qf4#