Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Nf6 6. Bd3 Bg4 7. Be3 g6 8.
Qd2 Bxf3 9. gxf3 Bg7 10. O-O-O O-O 11. h4 h5 12. Rdg1 e5 13. dxe5 Nxe5 14. Bg5
Nxf3 15. Bxf6 Bxf6 16. Qf4 Nxg1 17. Rxg1 Kh7 18. Nxd5 Bxh4 19. Qf3 Kh8 20. Rh1
Bg5+ 21. Kb1 Rc8 22. Rxh5+ gxh5 23. Qxh5+ Kg7 *
Position (FEN): 2rq1r2/pp3pk1/8/3N2bQ/8/3B4/PPP2P2/1K6 w - - 1 24
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1193
Best move: Qh7#