Chess puzzle (Checkmate)
Moves: 1. c4 e5 2. Nc3 Nc6 3. e4 Bc5 4. d3 Nf6 5. h3 d6 6. Nf3 Be6 7. Bg5 h6 8. Bxf6
Qxf6 9. Be2 a6 10. Nd5 Qd8 11. O-O Qd7 12. b4 Ba7 13. a3 Nd4 14. Nxd4 Bxd4 15.
Rb1 c6 16. Ne3 O-O 17. Bf3 Rad8 18. Re1 g6 19. Kf1 f5 20. exf5 gxf5 21. Nc2 Bb6
22. a4 Qg7 23. a5 Ba7 24. b5 d5 25. b6 Bb8 26. cxd5 cxd5 27. Nd4 Bc8 28. Rc1 e4
29. Rxc8 Qxd4 30. Rxd8 Rxd8 31. dxe4 Qc4+ 32. Be2 Qxe4 33. Bxa6 Qf4 34. Bxb7
Qh2 35. Bxd5+ Kf8 36. Qd4 Qh1+ 37. Ke2 Re8+ 38. Kf3 Qxe1 *
Position (FEN): 1b2rk2/8/1P5p/P2B1p2/3Q4/5K1P/5PP1/4q3 w - - 0 39
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1680
Best move: Qf6#