Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 c5 5. Qa4+ Nc6 6. c4 Bd7 7. Nc3 Nd4 8.
Qd1 Nxf3+ 9. Qxf3 h5 10. Bd3 Bg4 11. Qe3 Nf6 12. f3 Be6 13. O-O Be7 14. Nd5
Bxd5 15. exd5 Qd7 16. b3 O-O-O 17. Bb2 Rde8 18. Qd2 g5 19. Rfe1 g4 20. Qf4 Qd8
21. Bf5+ Kb8 22. fxg4 hxg4 23. Re2 Rhg8 24. Rae1 Nh5 25. Qd2 Bg5 26. Rxe8 Rxe8
27. Rxe8 Qxe8 28. Qxg5 *
Position (FEN): 1k2q3/pp3p2/3p4/2pP1BQn/2P3p1/1P6/PB4PP/6K1 b - - 0 28
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 619
Best move: Qe1#