Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. cxd5 exd5 7. Nf3 c6 8. Bd3
Bg4 9. Rc1 Nbd7 10. O-O h6 11. Bxf6 Nxf6 12. h3 Bh5 13. Bb1 Bd6 14. Qd3 Bxf3
15. gxf3 g6 16. Kh1 Bc7 17. Rg1 Qd6 18. Rg2 Kh8 19. Rcg1 Rg8 20. f4 Rg7 21. h4
h5 22. f3 Rag8 23. Ne2 Qe6 24. Ng3 Re8 25. Nf5 Rgg8 26. Nh6 Qh3+ 27. Rh2 Qxf3+
28. Rhg2 Ng4 29. Nxf7+ Kg7 30. Ne5 Qh3+ 31. Rh2 *
Position (FEN): 4r1r1/ppb3k1/2p3p1/3pN2p/3P1PnP/3QP2q/PP5R/1B4RK b - - 4 31
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 688
Best move: Qxh2#