Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bg2 Qd7 5. O-O Bh3 6. c4 Bxg2 7. Kxg2 e6 8.
cxd5 exd5 9. Nc3 Nf6 10. Ne5 Qe6 11. Qa4 Be7 12. Nb5 Bd8 13. Bf4 O-O 14. Rac1
Ne8 15. Nxc6 bxc6 16. Nc3 g5 17. Be3 f5 18. Bd2 f4 19. gxf4 gxf4 20. Kh1 f3 21.
Rg1+ Kh8 22. e3 Nf6 23. Nd1 Ne4 24. Be1 Rf6 25. Nc3 Qh3 26. Qa3 Qxh2+ 27. Kxh2
*
Position (FEN): r2b3k/p1p4p/2p2r2/3p4/3Pn3/Q1N1Pp2/PP3P1K/2R1B1R1 b - - 0 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 698
Best move: Rh6#