Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Be2 d5 7. Ne3 Be6 8. O-O
Nc6 9. c4 Nxd4 10. cxd5 Nxe2+ 11. Qxe2 Bd7 12. Ng4 Qf5 13. h3 h5 14. Ne3 Qg6
15. Nc3 O-O-O 16. a4 Bxh3 17. Nxe4 Qxe4 18. gxh3 Rxd5 19. f3 Qe6 20. Rf2 Bc5
21. Rg2 Re5 22. Kf2 Ne7 23. Bd2 Nf5 24. Re1 Nxe3 25. Bxe3 Rxe3 26. Qxe3 Re8 27.
Qxc5 *
Position (FEN): 2k1r3/ppp3p1/4q3/2Q4p/P7/5P1P/1P3KR1/4R3 b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 799
Best move: Qxe1#