Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qa5 5. Bd2 Qb6 6. Nf3 Bg4 7. Rb1 Nc6 8.
h3 Bh5 9. Be2 O-O-O 10. Be3 e5 11. d5 Qa5 12. Qc1 Nd4 13. Nxd4 exd4 14. Bxd4
Bxe2 15. Kxe2 Re8+ 16. Kf1 Qa6+ 17. Kg1 Bd6 18. Qg5 Rhg8 19. Bxf6 gxf6 20. Qxf6
Qb6 21. Qf5+ Kb8 22. Ne4 Re5 23. Qxh7 Rge8 24. Nxd6 Qxd6 25. g3 Qxd5 26. Qd3
Re1+ 27. Kh2 *
Position (FEN): 1k2r3/ppp2p2/8/3q4/8/3Q2PP/PPP2P1K/1R2r2R b - - 3 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 838
Best move: Qxh1#