Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 Nf6 3. Bg5 d5 4. e3 Bb4+ 5. Nc3 O-O 6. a3 Bxc3+ 7. bxc3 Nbd7 8.
cxd5 exd5 9. Nf3 b6 10. Bb5 h6 11. Bh4 Bb7 12. O-O a6 13. Ba4 b5 14. Bb3 Qe8
15. a4 g5 16. Bg3 c6 17. Bd6 g4 18. Nh4 Kh7 19. Bxf8 Nxf8 20. Nf5 Ng6 21. Nd6
Qd7 22. Nxb7 Qxb7 23. axb5 axb5 24. Bc2 Rg8 25. Qb1 Qc7 26. Ra6 Kh8 27. Qa2 Qd6
28. Bf5 Nh4 29. Bd3 Nf3+ 30. Kh1 *
Position (FEN): 6rk/5p2/R1pq1n1p/1p1p4/3P2p1/2PBPn2/Q4PPP/5R1K b - - 13 30
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 817
Best move: Qxh2#