Chess puzzle (Checkmate)
Moves: 1. g3 e5 2. Bg2 d5 3. d3 Nc6 4. b3 Be6 5. Nd2 Nf6 6. Ngf3 Qd6 7. Bb2 O-O-O 8.
c3 a6 9. c4 dxc4 10. Nxc4 Qc5 11. Ncxe5 Nxe5 12. Nxe5 Rd5 13. Rc1 Qb5 14. Bxd5
Qxd5 15. O-O Bh3 16. e4 Qb5 17. a4 Qa5 18. Bc3 Qb6 19. Nc4 Qe6 20. Re1 Ng4 21.
Qf3 Qg6 22. Ne5 Qh5 23. Nxg4 Bxg4 24. Qg2 Bc5 25. d4 Bb6 26. e5 Bf3 27. Qf1 c6
28. e6 fxe6 29. Rxe6 Qg4 30. Rce1 Qh5 31. R6e5 Qg6 32. R1e3 Bd5 33. Qh3+ Kb8
34. Qh4 Qb1+ 35. Re1 Qxb3 36. Re8+ Rxe8 37. Rxe8+ Ka7 38. Be1 Qxa4 39. Qxh7
Bxd4 40. Qb1 Qa3 41. Qf5 Bf6 42. h4 Qb2 43. Kh2 Qa1 44. Bd2 *
Position (FEN): 4R3/kp4p1/p1p2b2/3b1Q2/7P/6P1/3B1P1K/q7 b - - 4 44
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 638
Best move: Qh1#