Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. e3 O-O 6. Nf3 Bxc3 7. Bxc3 Ne4 8.
cxd5 exd5 9. Bd3 f5 10. O-O Nd7 11. Nd2 Ndf6 12. f3 Nd6 13. Qc2 Re8 14. Rfe1
Qe7 15. b3 b6 16. Bb4 Bb7 17. Rac1 Rac8 18. Bxd6 Qxd6 19. Bxf5 Rb8 20. Qxc7 Qb4
21. Qc2 g6 22. Bxg6 Rec8 23. Qd3 Ba6 24. Qxa6 Rxc1 25. Rxc1 Qxd2 26. Rc8+ Rxc8
27. Qxc8+ Kg7 28. Qc2 *
Position (FEN): 8/p5kp/1p3nB1/3p4/3P4/1P2PP2/P1Qq2PP/6K1 b - - 2 28
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1157
Best move: Qe1#