Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 c5 5. Bd2 Nc6 6. e3 cxd4 7. exd4 O-O 8.
Ke2 Re8 9. Ke1 e5 10. d5 Nd4 11. Be2 Nxe2 12. Nxe2 Bxd2+ 13. Qxd2 e4 14. Nfd4
e3 15. fxe3 Ne4 16. Qc2 Qf6 17. Nf3 Nc5 18. Kd2 d6 19. b4 Bf5 20. Qc1 Ne4+ 21.
Ke1 Bg4 22. Ned4 Bxf3 23. Nxf3 Rac8 24. a4 Rxc4 25. Qxc4 Qxa1+ 26. Ke2 Qxh1 27.
Ne1 Qxh2 28. Qc7 Qh5+ 29. Nf3 Qxd5 30. Qd7 Nc3+ 31. Kf2 Qc6 32. Qg4 Ne4+ 33.
Kg1 Qc1+ 34. Kh2 Nf2 35. Qd7 Qc6 36. Qf5 g6 37. Qf6 Re6 38. Qg5 Kg7 39. Nd4 Qe8
40. Nf5+ Kh8 41. Nh6 Rxe3 *
Position (FEN): 4q2k/pp3p1p/3p2pN/6Q1/PP6/4r3/5nPK/8 w - - 0 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 994
Best move: Qf6#