Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e5 3. e3 Nc6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 exd4 7. cxd4 Nf6 8.
c5 O-O 9. Nf3 Bg4 10. Be2 b6 11. cxb6 cxb6 12. h3 Bh5 13. O-O Ne4 14. Bb2 Na5
15. Rc1 Nc4 16. Bxc4 Bxf3 17. gxf3 Qg5+ 18. Kh2 Nxf2 19. Rxf2 dxc4 20. f4 Qh4
21. Qf3 Rae8 22. Rxc4 Re6 23. Qg3 Qh5 24. Qg4 Qb5 25. Rc3 Rg6 26. Qf3 Qa4 27.
f5 Rf6 28. Rd3 Qb5 29. e4 Rc8 30. e5 Rh6 31. Qb7 Rhc6 32. Rfd2 Rc2 33. Rxc2
Rxc2+ 34. Kg3 Qxd3+ 35. Kg4 Rg2+ 36. Qxg2 h5+ 37. Kxh5 Qxf5+ 38. Kh4 Qf4+ 39.
Kh5 Kh7 40. Qg4 *
Position (FEN): 8/p4ppk/1p6/4P2K/3P1qQ1/P6P/1B6/8 b - - 5 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1521
Best move: Qh6#