Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 h6 5. c3 Bd6 6. Ne5 O-O 7. Nd2 Nbd7 8. Ndf3
Ne4 9. Bd3 f5 10. Qc2 c5 11. Nf7 Rxf7 12. Bxe4 Bxf4 13. Bxd5 exd5 14. exf4 Re7+
15. Ne5 cxd4 16. cxd4 Qa5+ 17. Kf1 Qb5+ 18. Kg1 Nf6 19. f3 Nh5 20. Qd2 b6 21.
Rc1 Ba6 22. Kf2 Rc8 23. Rxc8+ Bxc8 24. Re1 Ba6 25. Kg1 Rc7 26. Ng6 Qd3 27. Qb4
Kh7 28. Nf8+ Kg8 29. Ne6 Rf7 30. Qd6 Qd2 31. Qe5 Re7 32. Qb8+ Kh7 33. Nf8+ Kh8
34. Ng6+ Kh7 35. Nf8+ Kg8 36. Nd7+ Kf7 37. Qf8+ Kg6 38. Ra1 Re1+ 39. Rxe1 *
Position (FEN): 5Q2/p2N2p1/bp4kp/3p1p1n/3P1P2/5P2/PP1q2PP/4R1K1 b - - 0 39
Black to move.
Themes: Kingside Attack Endgame Mate in 1 
Puzzle rating: 907
Best move: Qxe1#