Chess puzzle (Checkmate)
Moves: 1. b3 d5 2. Bb2 Bf5 3. Nf3 e6 4. e3 Nf6 5. c4 c6 6. Be2 h6 7. O-O Nbd7 8. d4
Bd6 9. Na3 O-O 10. Nc2 Ne4 11. Nce1 Qa5 12. Nd3 Nc3 13. Bxc3 Qxc3 14. c5 Bb8
15. b4 Qa3 16. h3 a5 17. bxa5 Qxa5 18. Qb3 Qc7 19. Rfb1 Ra7 20. a4 Be4 21. g3
f6 22. Nd2 Bg6 23. Rb2 e5 24. Rab1 Re8 25. e4 Bf7 26. Qd1 exd4 27. exd5 Bxd5
28. Bf3 Bxf3 29. Qxf3 Ne5 30. Nxe5 Rxe5 31. Rb4 Qd7 32. Qb3+ Kh7 33. Rxb7 Rxb7
34. Qxb7 Bc7 35. a5 Qxh3 36. Qxc7 Rh5 37. Qxc6 Qh2+ 38. Kf1 Qh3+ 39. Qg2 Qd7
40. a6 Rxc5 41. Qe4+ f5 42. Qe2 Ra5 43. Rb6 d3 44. Qe3 Qd5 45. Rb1 *
Position (FEN): 8/6pk/P6p/r2q1p2/8/3pQ1P1/3N1P2/1R3K2 b - - 3 45
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1050
Best move: Qh1#