Chess puzzle (Checkmate)
Moves: 1. c4 e5 2. Nc3 Bc5 3. e3 Nf6 4. d4 exd4 5. exd4 Bb4 6. Nf3 h6 7. Be2 O-O 8.
O-O Bxc3 9. bxc3 d5 10. cxd5 Nxd5 11. c4 Nc3 12. Qc2 Nxe2+ 13. Qxe2 Bg4 14. Qe4
Bxf3 15. Qxf3 c6 16. Qg4 Qf6 17. Re1 Na6 18. Bd2 Nc7 19. Re3 Ne6 20. Rae1 Rae8
21. d5 cxd5 22. cxd5 Nc7 23. Bb4 Rxe3 24. Rxe3 Re8 25. d6 Qa1+ 26. Re1 Rxe1+
27. Bxe1 *
Position (FEN): 6k1/ppn2pp1/3P3p/8/6Q1/8/P4PPP/q3B1K1 b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 596
Best move: Qxe1#