Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O Bf5 5. d3 e6 6. Nbd2 h5 7. Qe1 Be7 8. e4
dxe4 9. dxe4 Bg6 10. Ne5 Bh7 11. Qe2 Nbd7 12. Nxd7 Qxd7 13. Nc4 O-O 14. Bg5 Bg6
15. Rad1 Qc7 16. Bf4 Qc8 17. Bd6 Bxd6 18. Nxd6 Qc7 19. e5 Nd5 20. c4 Nb6 21. b3
a5 22. a4 Rad8 23. h4 Nd7 24. f4 Nc5 25. Qe3 b6 26. Rd2 Rd7 27. Rfd1 Rfd8 28.
Bf3 Kf8 29. Kh2 Kg8 30. Kh3 Nb7 31. Nxb7 Qxb7 32. Rxd7 Rxd7 33. Rxd7 Qxd7 34.
Qxb6 Bf5+ 35. Kg2 Qd2+ 36. Qf2 Qd3 37. Bxc6 Qxb3 38. c5 Qc4 39. Kh2 Be4 40.
Bxe4 Qxe4 41. Qd2 Qxa4 42. Qc3 Qa2+ 43. Kh3 a4 44. c6 Qd5 45. c7 *
Position (FEN): 6k1/2P2pp1/4p3/3qP2p/p4P1P/2Q3PK/8/8 b - - 0 45
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1011
Best move: Qh1#