Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Bg4 6. Bg5 Nbd7 7. e3 e6 8.
Be2 Bd6 9. Bb5 Qb6 10. Bxf6 gxf6 11. Bxd7+ Kxd7 12. Qe2 Ke7 13. h3 Bh5 14. O-O
Rac8 15. e4 dxe4 16. Nxe4 Bb8 17. Nxf6 Kxf6 18. Qe3 Rhg8 19. Qh6+ Bg6 20. Qh4+
Kg7 21. Ng5 Qd6 22. g3 Kf8 23. Qh6+ Ke8 24. Nxh7 Bxh7 25. Qxh7 Rxg3+ 26. Kh1
Rg1+ 27. Kxg1 *
Position (FEN): 1br1k3/pp3p1Q/3qp3/8/3P4/7P/PP3P2/R4RK1 b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 884
Best move: Qh2#