Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e3 Nf6 3. h3 c5 4. c3 Nc6 5. a3 Bf5 6. Nf3 e6 7. Bd3 Bg6 8. Bxg6
hxg6 9. O-O Qc7 10. Nbd2 Ng4 11. b3 Bd6 12. Bb2 Nh2 13. Nxh2 Bxh2+ 14. Kh1 g5
15. Nf3 g4 16. Nxh2 gxh3 17. g3 f5 18. Qf3 Ne7 19. dxc5 Qxc5 20. b4 Qc7 21.
Rac1 Ng6 22. c4 Ne5 23. Bxe5 Qxe5 24. cxd5 g5 25. dxe6 g4 26. Qf4 Qd5+ 27. Kg1
*
Position (FEN): r3k2r/pp6/4P3/3q1p2/1P3Qp1/P3P1Pp/5P1N/2R2RK1 b kq - 3 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 880
Best move: Qg2#