Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Qf3 Nxe4 7. Bxe7 Qxe7
8. Qxe4 Nc6 9. c3 Bd7 10. Nf3 O-O 11. Bd3 f5 12. Qf4 h6 13. O-O-O Rac8 14. Kb1
g5 15. Qg3 f4 16. Qh3 e5 17. Qxh6 e4 18. Qg6+ Kh8 19. Bxe4 Rf6 20. Qh5+ Kg7 21.
Qxg5+ Kf7 22. Ne5+ Nxe5 23. dxe5 Re6 24. Qxf4+ Ke8 25. Rd5 Bc6 26. Rd4 Bxe4+
27. Rxe4 Rd8 28. Rhe1 Rd5 29. Qg3 Kd7 30. f4 Rd2 31. f5 Rb6 32. Rd4+ Rxd4 33.
cxd4 Qb4 34. Re2 Qxd4 35. e6+ Kc6 36. Rc2+ Kd5 37. Qf3+ Ke5 38. Re2+ Kf6 39. e7
*
Position (FEN): 8/ppp1P3/1r3k2/5P2/3q4/5Q2/PP2R1PP/1K6 b - - 0 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1075
Best move: Qd1#