Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Bd3 Nbd7 7. O-O Re8 8. h3
e5 9. d5 c6 10. Bg5 Qb6 11. Qc2 h6 12. Be3 Qd8 13. b4 Kh7 14. Nh2 Nh5 15. a3
Qh4 16. Nf3 Qf6 17. b5 cxb5 18. Nxb5 Nc5 19. Bxc5 dxc5 20. Nc7 Bxh3 21. Nxe8
Rxe8 22. gxh3 Qxf3 23. Kh2 Nf4 24. Rg1 *
Position (FEN): 4r3/pp3pbk/6pp/2pPp3/2P1Pn2/P2B1q1P/2Q2P1K/R5R1 b - - 3 24
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 942
Best move: Qxh3#