Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 Bg4 4. Nf3 e6 5. h3 Bh5 6. Nbd2 Bb4 7. c3 Bd6 8. Bxd6
Qxd6 9. Bd3 Nc6 10. O-O O-O-O 11. c4 Qe7 12. c5 e5 13. Be2 e4 14. Ne1 g6 15.
Bxh5 gxh5 16. Nc2 Rhg8 17. b4 Qe6 18. Kh1 Rg7 19. b5 Ne7 20. Kh2 Rdg8 21. g3
Nf5 22. b6 a6 23. bxc7 Qd7 24. Qe2 Qxc7 25. Rfb1 Nxg3 26. fxg3 Rxg3 27. Rxb7
Rxh3+ 28. Kxh3 *
Position (FEN): 2k3r1/1Rq2p1p/p4n2/2Pp3p/3Pp3/4P2K/P1NNQ3/R7 b - - 0 28
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1183
Best move: Qg3#